RiskDetail-V201-20150921

Action Plan 1289 - Management of interface with JPS

Actionee Saunders, Julian Derek Plan Cost (RM) 0

ActionsAction ID Action Title Actionee Action Status Type Due Date Planned Cost

(RM)

5359 Constructability review for Gate 1 on 13th January 2015

Teoh, Chin Siang Completed (Successfully)

Action 30-Jan-2015 0

3703 Pre-consultation with JPS on pond 1 backfilling and realignment of pond 2 on 21st January 2015


Action 30-Apr-2015 0

3704 Design review with (DDC) to reduce impact on the monsoon drain and retention pond. Plan for proposed works at pond 1 and pond 2 was submitted on 15th June 2015


Action 30-Jun-2015 0

7821 Constructability review for Gate 2 on 29th June 2015

Teh, Ming Hu Completed (Successfully)


Initial Critical 25Exposure Threat

CV % 0

EMV (RM) 6,562,500

Distribution Single Point

Probability 88% Very High

Min Expected Max Risk Level

Cost (RM) 7,500,000 Moderate

Time (Weeks) 20 Critical

Safety Incident (Days) 0 NIL

Enviromental Impact (Work Area)

0 NIL



Time (Weeks) 14 Major



0 NIL

Residual Major 16Exposure Threat

CV % 0

EMV (RM) 4,687,500


Probability 63% High

Impact Programme delayAdditional cost of constraints imposed

Cause 1. Time taken to obtain approval from JPS.2. JPS impose additional constraints on proposed design3. JPS impose additional constraints during construction.

Description V1 - Interface with JPS for construction works along monsoon drain and retention ponds. All works shall comply to JPS

Justification Provide justification here for the values selected

Black Flag - not used None

Scoring Scheme SSP Line

ID 1616

Record Type Risk

Status Open

Rank 1

Title Delays due to interface with JPS for works along Sg. Gasi monsoon drain and retention Pond 1 and Pond 2 at Damansara Damai (V201)

Trend? NO

Actionee Saunders, Julian Derek

Manager Undefined

Raised By Teoh, Chin Siang

Risk Level Critical 25

Owner Organisation SSP LINE

Last Review

Reviewed By Undefined

Completion Date 23-Dec-2015

MMC Gamuda KVMRT (PDP) Sdn BhdRisk Management Department

of 5821/09/2015 16:51Active Risk Manager - RiskDetail

Risk Management DepartmentMMC Gamuda KVMRT (PDP) Sdn Bhd

Risk Detail

7825 Submission to JPS and LUAS on 17th June 2015 Saw, Chan Chai Completed (Successfully)

Action 14-Jul-2015 0

7826 Approval from JPS and LUAS Saw, Chan Chai Active Action 23-Dec-2015 0




Risk Detail

Action Plan 1727 - Solutions to allow MRT alignment and existing 1.85m water pipe to co-exist at Jalan Kuala Selangor and minimize impact on Sg. Gasi structure

Actionee Tsou, Cheng Hsien Plan Cost (RM) 0


(RM)

4993 Alignment study to avoid existing water pipe on 29th January 2015

Ethan Hsiao, Yung-Teng

Completed (Successfully)

Action 16-Feb-2015 0

5213 Provide alignment options and alternatives: (1) Swing to Median of Jalan Kuala Selangor (2) Swing to South into IWK and TNB land (3) Proposed water pipe diversion on 2nd of June 2015




5214 Approval from PDP to maintain alignment and divert existing water pipe on 15th May 2015





CV % 0

EMV (RM) 21,875,000




Cost (RM) 25,000,000 Critical




0 NIL






0 NIL


CV % 0

EMV (RM) 2,812,500


Probability 38% Medium

Impact Delay in design, construction and overall delivery of project

Cause 1. Undiscovered existing 1.85m dia. water pipe along Jalan Kuala Selangor 2. Sg. Gasi located at the same position as proposed MRT alignment and pier position3. Alignment along busy Jalan Kuala Selangor and existing U-turn ramp

Description Existing 1.85m dia. water pipe along Jalan Kuala Selangor and Sg. Gasi clashes with proposed MRT alignment and pier position

Justification 1.85m dia. water pipe along Jalan Kuala Selangor clashing with alignment along Damansara Damai to Sri Damansara West where either one needs to be relocated



ID 2158

Record Type Risk

Status Open

Rank 7

Title Existing 1.85m dia. water pipe along Jalan Kuala Selangor and Sg. Gasi which clashes with proposed alignment (V201)

Trend? NO

Actionee Ethan Hsiao, Yung-Teng

Manager Undefined

Raised By Tsou, Cheng Hsien



Last Review


Completion Date 03-Nov-2015




Risk Detail

5215 Constructability review session for Gate 2 with PDP on 29th June 2015

Tsou, Cheng Hsien



5700 Piloting works to identify exact location and routing of existing water pipe completed on 30th April 2015

Ong, Sang Woh Completed (Successfully)


6899 Submission to SYABAS (Operation + Certification) on 15th June 2015

Jeevaratnam, Thavaraj



6900 Material purchasing to be done due to rare size procurement




7346 Produce relocation plan of existing 1.85m dia. water pipe based on verified piloting results for submission on 15th June 2015



7347 To provide provisional sum for proposed unforeseen relocation works for unchartered utilities

Ong, Sang Woh Active Action 14-Aug-2015 0

6997 Approval from SYABAS (Operation + Certification) Ong, Sang Woh Active Action 03-Nov-2015 0




Risk Detail

Action Plan 2755 - Solutions to allow MRT alignment and existing 1.85m water pipe to co-exist at Jalan Kuala Selangor and minimize impact on Sg. Gasi structure



(RM)

8930 Alignment study to avoid existing water pipe on 29th January 2015



Action 16-Feb-2015 0

8931 Provide alignment options and alternatives: (1) Swing to Median of Jalan Kuala Selangor (2) Swing to South into IWK and TNB land (3) Proposed water pipe diversion on 2nd of June 2015




8932 Approval from PDP to maintain alignment and divert existing water pipe on 15th May 2015





CV % 0

EMV (RM) 0




Cost (RM) 0 NIL




0 NIL


Cost (RM) 0 NIL




0 NIL


CV % 0

EMV (RM) 0



Impact Delay in design, construction and overall delivery of project

Cause 1. Undiscovered existing 1.85m dia. water pipe along Jalan Kuala Selangor 2. proposed MRT alignment pier position located right along existing 1.85m dia. water pipe and located next to Sg. Gasi3. Alignment along busy Jalan Kuala Selangor and existing U-turn ramp

Description Existing 1.85m dia. water pipe along Jalan Kuala Selangor and Sg. Gasi clashes with proposed MRT alignment and pier position

Justification 1.85m dia. water pipe along Jalan Kuala Selangor clashing with alignment along Damansara Damai to Sri Damansara West where either one needs to be relocated



ID 3256

Record Type Risk

Status Open

Rank 17

Title Existing 1.85m dia. water pipe at Sri Damansara East Station which is in close proximity with proposed alignment (V201)

Trend? NO

Actionee Ethan Hsiao, Yung-Teng

Manager Undefined




Last Review






Risk Detail

8933 Constructability review session for Gate 2 with PDP on 29th June 2015

Tsou, Cheng Hsien



8934 Piloting works to identify exact location and routing of existing water pipe completed on 30th April 2015



8935 Submission to SYABAS (Planning & Operation) on 28th May 2015




8936 Material purchasing to commence earlier due to rare size of pipe - PDP confirmed pipes will be available from V202




8938 Produce relocation plan of existing 1.85m dia. water pipe based on verified piloting results for submission on 15th June 2015





8937 Approval from SYABAS (Planning & Operation) Ong, Sang Woh Active Action 03-Nov-2015 0




Risk Detail

Action Plan 2127 - Engagement with stakeholders and construction consideration for the associate works along Persiaran Dagang

Actionee Tan, Dan NY Plan Cost (RM) 0


(RM)

7841 Selecting the of most appropriate alignment - alignment at south of Persiaran Dagang adopted as shown in submission on 15th June 2015







6360 Close stakeholder engagement with residents and commercial lot owners

Tan, Dan NY Active Action 31-Dec-2015 0


CV % 0

EMV (RM) 13,125,000




Cost (RM) 15,000,000 Major




0 NIL



Time (Weeks) 10 Moderate



0 NIL


CV % 0

EMV (RM) 4,687,500



Impact DelayProtestPolitical interference

Cause 1. Noise2. Air pollution3.Traffic congestion4.Disruption during construction

Description Construction along Pesiaran Dagang - Protest, complaint from resident and commercial owners




ID 2569

Record Type Risk

Status Open

Rank 27

Title Construction works along Pesiaran Dagang resulting to social impact - Protest, complaint from residents and commercial owners (V201)

Trend? NO

Actionee Tan, Dan NY

Manager Undefined

Raised By Tan, Dan NY



Last Review






Risk Detail

6361 Selecting of appropriate construction methods - RCD method adopted as shown in submission on 15th June 2015

Tan, Dan NY Completed (Successfully)

Action 31-Dec-2015 0

6362 Construction constraints as specified in the Particular Specification, PS section P.3.1.1






Risk Detail

Action Plan 2133 - To minimize the impact on the existing SYABAS reservoir and existing water pipes

Actionee Ethan Hsiao, Yung-Teng Plan Cost (RM) 0


CV % 0

EMV (RM) 13,125,000








0 NIL






0 NIL


CV % 0

EMV (RM) 4,687,500



Impact Closure of the reservoir resulting in water rationingPublic complaintsProject delaysAdditional costsFlooding of local areas

Cause 1. Existing SYABAS reservoir is leaking2. Construction works are in close proximity to existing reservoir3. Initial discussions with SYABAS indicate that the reservoir is critical as it supplies water to KL city centre4. SYABAS have not done any rectification works to the reservoir as any water rationing will impact water supply to KL city centre

Description Insufficient width of road reserve with plenty of large water pipes, existing utilities and SYABAS reservoir. The existing SYABAS reservoir is currently is a poor state and the necessary precautions and consideration shall be taken during construction works. Further damage to existing underground SYABAS reservoir at the south of Persiaran Dagang during construction

Justification Possible impact to the alignment and social impact to existing developments



ID 2578

Record Type Risk

Status Open

Rank 32

Title Further damage to existing underground SYABAS reservoir at the south of Persiaran Dagang during construction (V201)

Trend? NO

Actionee Ong, Sang Woh

Manager Undefined




Last Review






Risk Detail


(RM)

6395 To study alignment options to minimize impact on the existing houses and water pipe on 15th January 2015: (1) Swing to south of Persiaran Dagang (2) Proposed relocation of existing 1.85m water pipe on 2nd June 2015




6396 Approval from PDP to adopt alignment at the south of Persiaran Dagang next to existing SYABAS reservoir on 15th June 2015




6398 Constructability Review for Gate 2 conducted on 29th June 2015



6399 Pre-condition survey on exiting SYABAS water tank to ascertain the existing condition of the water tank specified in the Particular Specifications to ensure construction works i.e. vibration do no affect the structure of the water tank.

Chen, Chean Sin Completed (Successfully)


6901 WPC to pay special attention to construction works located close to existing water pipes, SYABAS reservoir and facility structures is specified in the Particular Specifications, P8.1.3




6902 Reverse Circulation Drilling (RCD) method to be adopted as shown in submission on 15th June 2015




7348 To provide provisional sum for additional pre and post construction condition survey for reservoir structure

Chen, Chean Sin Active Action 17-Aug-2015 0



7350 To establish contingency plans with SYABAS in the event of closure of the reservoir


6397 Discussion with PDPs PR team to approach property owners and feedback from public display


Active Action 30-Sep-2015 0

7832 To set up a monitoring system with trigger values and action plan specifically for the reservoir

Chen, Chean Sin Active Action 30-Sep-2015 0

8942 Protection to existing SYABAS reservoir and facility structures is specified in the Particular Specifications during construction


Action 30-Oct-2015 0

8943 To prepare a damage assessment report on the existing reservoir structure

Ong, Sang Woh Active Action 30-Oct-2015 0




Risk Detail

Action Plan 2218 - To minimize the impact on existing developments and services

Actionee Ethan Hsiao, Yung-Teng Plan Cost (RM) 0


(RM)

6698 To study alignment options to minimize impact on the existing 27 houses on 15th January 2015: (1) Swing to right side of Persiaran Dagang (2) Share same reserve as DUKE on15th January 2015




6699 Approval from PDP on alignment option on 15th June 2015




6701 Constructability Review for Gate 2 Teh, Ming Hu Completed (Successfully)



CV % 0

EMV (RM) 0




Cost (RM) 0 NIL




0 NIL


Cost (RM) 0 NIL




0 NIL

Residual Moderate 9Exposure Threat

CV % 0

EMV (RM) 0



Impact Project delay due to strong objection, complaints from local residents.Unable to receive approval from municipal council.Delay in overall project delivery.

Cause 1. Alignment and piers SD-1 to SD-4 located along Persiaran Dagang 2. Works and alignment affecting existing houses and private commercial lots3. Existing road reserve serves as the local communitys main access

Description Insufficient width of road reserve with plenty of large water pipes, existing utilities and SYABAS reservoir. Also a social impact on the existing residential houses and commercial lots along Persiaran Dagang.

Justification Possible impact to the alignment and social impact to existing developments



ID 2672

Record Type Risk

Status Open

Rank 45

Title Persiaran Dagang (a) Possible land acquisition of existing houses and commercial lots at Sri Damansara, SD-1 to SD-4. (V201)

Trend? NO


Manager Undefined




Last Review






Risk Detail

6702 Pre-condition survey on existing houses and commercial lots to ascertain the existing condition as specified in the Particular Specifications to ensure construction works i.e. vibration do no affect existing structures.



6703 Propose method of piling - using Reverse Circulation Drilling (RCD) method on 15th June 2015



6903 Geotechnical instrumentation and monitoring plan provided on 15th June 2015




7351 To provide provisional sum for additional pre and post construction condition survey for any affected existing structures


7352 To update or finalize the alignment after feedback from public display


Active Action 31-Aug-2015 0

8944 Engagement with residence and owners of commercial lots


Active Action 30-Oct-2015 0

8945 Approval of Railway Scheme Chai, Soon Lim Active Action 30-Oct-2015 0

6700 Discussion with PDPs PR team to approach property owners


Active Action 23-Dec-2015 0

7833 Method statement to check in detail available clearance and plant to be used during construction





Risk Detail


CV % 0

EMV (RM) 13,125,000








0 NIL


Cost (RM) 0 NIL

Time (Weeks) 0 NIL



0 NIL

Residual NIL 0Exposure Threat

CV % 0

EMV (RM) 0



Impact DelayDamagesDisruption to supply of water to end user

Cause 1. Existing water tanks already has defects, leakage2. Construction activities may worsen the structure of the existing structure

Description Further damage to existing underground SYABAS reservoir at the south of Persiaran Dagang during construction




ID 2571

Record Type Risk

Status Closed - Duplication

Rank 57

Title CLOSED-COMBINED WITH RISK 2578: Construction adjacent to sensitive buildings - Existing SYABAS reservoir (V201)

Trend? NO


Manager Undefined




Last Review






Risk Detail

Action Plan 2225 - Constructability review with PDP and interface management with WPC as well as coordination with KTMB



(RM)


Tsou, Cheng Hsien



6727 Submission to KTMB on 17th June 2015 Tsou, Cheng Hsien



6728 Checking of vertical clearance between KTM rail and soffit of viaduct on 11th May 2015




Initial Major 16Exposure Threat

CV % 0

EMV (RM) 9,375,000








0 NIL






0 NIL


CV % 0

EMV (RM) 4,687,500



Impact Delay in construction worksDamages and impact on operating railwayDisruption to existing traffic at the busy Jalan Kuala SelangorMajor traffic jam at Jalan Kuala Selangor during MRT construction worksComplaints from daily road users

Cause 1. Pier SB04 construction with very limited space in between KTM tracks and Jalan Kuala Selangor2. Pier SB05 and SB06 located on slopes at both sides of the Sg. Gasis river bank 3. Insufficient vertical clearance across Jalan Kuala Selangor4. Short window for the construction/ launching of viaduct across KTM rail

Description Launching of segmental box girder across KTM tracks for Long Span No. 1

Justification Launching method result in hanging of segmental box girder in KTM reserve



ID 2679

Record Type Risk

Status Open

Rank 58

Title Launching of Long Span Crossing No.1 segmental box girder across KTM tracks before Damansara Damai (V201)

Trend? NO

Actionee Tsou, Cheng Hsien

Manager Undefined


Risk Level Major 16


Last Review






Risk Detail

6729 Constructability review for Gate 2 conducted with PDP on 29th June 2015

Chin, Chee Wee Completed (Successfully)


6730 WPC to take the required measures when working over existing KTMB reserve as specified in the Particular Specifications, P8.1.1



7353 Detailed drawings and construction sequence submitted on 15th June 2015

Teh, Tzyy Wooi Completed (Successfully)


7354 To provide provisional sum for additional relocation works for KTMB services within the reserve


6905 Approval from KTMB Jeevaratnam, Thavaraj

Active Action 03-Nov-2015 0

7834 Detailed method statement for proposed construction works


7835 Maintain proper traffic management plan throughout construction period

Teh, Ming Hu Active Action 23-Dec-2015 0

7836 Interface management with railway operator (KTMB) during launching of viaduct across KTM rail


7837 Adequate safety measures in place throughout entire construction period





Risk Detail

Action Plan 2398 - Approval from JPS and LUAS

Actionee Saw, Chan Chai Plan Cost (RM) 0


(RM)

7383 Pre-consultation with JPS on detention pond reclamation and realignment works in JPS Reserve on 21st January 2015

Saw, Chan Chai Completed (Successfully)



Tsou, Cheng Hsien



7385 Submission to JPS & LUAS on 17th June 2015 Saw, Chan Chai Completed (Successfully)


7386 Plans for proposed Sg. Gasi diversion was submitted on 15th June 2015







CV % 0

EMV (RM) 9,375,000








0 NIL






0 NIL


CV % 0

EMV (RM) 2,812,500



Impact Delay in design, commencement of works at site and overall delivery of project

Cause 1. Failure to obtain JPS and LUAS approval2. Failure of coordination with between MRT pier works and surface works

Description Sg. Gasi must first be diverted prior to construction of foundation of MRT piers at Damansara Damai

Justification JPS approval is required for detention pond reclamation and realignment works in JPS Reserve



ID 2857

Record Type Risk

Status Open

Rank 70

Title Sg. Gasi diversion works for construction of foundation of MRT piers at Damansara Damai (V201)

Trend? NO

Actionee Saw, Chan Chai

Manager Undefined


Risk Level Major 16


Last Review






Risk Detail

7389 To provide provisional sum for additional instrumentation required due to construction induced movement on existing slope


7387 Approval from JPS and LUAS Saw, Chan Chai Active Action 03-Nov-2015 0




Risk Detail

Action Plan 1719 - Approval from JPS and LUAS

Actionee Saw, Chan Chai Plan Cost (RM) 0


(RM)

4987 Pre-consultation with JPS on detention pond reclamation and realignment works in JPS Reserve on 21st January 2015




Tsou, Cheng Hsien



5212 Submission to JPS & LUAS on 17th June 2015 Saw, Chan Chai Completed (Successfully)


6835 Plans for proposed backfilling of Pond 1and enlargement of Pond 2 was submitted on 15th June 2015




CV % 0

EMV (RM) 0




Cost (RM) 0 NIL




0 NIL


Cost (RM) 0 NIL




0 NIL


CV % 0

EMV (RM) 0




Cause 1. Failure to obtain JPS and LUAS approval2. Failure of coordination with between MRT pier works and surface works

Description Backfilling of Pond 1 for foundation works of Damansara Damai Station and enlargement of Pond 2 to cater for the original capacity of Pond 1 and loss volume from MRT works

Justification JPS approval is required for detention pond reclamation and realignment works in JPS Reserve



ID 2150

Record Type Risk

Status Open

Rank 77

Title Backfilling of Pond 1 for foundation works of Damansara Damai Station and enlargement of Pond 2 to replace loss capacity from Pond 1 causing possible programme constraints(V201)

Trend? NO

Actionee Saw, Chan Chai

Manager Undefined


Risk Level Major 16


Last Review






Risk Detail




7361 To provide provisional sum for additional instrumentation required due to construction induced movement on existing pond slope






Risk Detail

Action Plan 2219 - Consultation and coordination with PDP and stakeholders via workshops



(RM)

6704 Workshop with MRTC 11th April 2014 to 18th April 2014



6705 Workshop with LWC on 3th April 2014 Chin, Chee Wee Completed (Successfully)


6706 Gate 1 Review with MRTC on 5th March 2015 Chin, Chee Wee Completed (Successfully)


6707 Gate 2 Review with MRTC Teh, Ming Hu Active Action 31-Aug-2015 0

6708 Incorporate other requirements by MRTC into design (On-going throughout design stage)

Teh, Ming Hu Active Action 23-Dec-2015 0


CV % 0

EMV (RM) 9,375,000








0 NIL






0 NIL


CV % 0

EMV (RM) 2,812,500



Impact Unable to meet the expected requirements and delay in design

Cause 1. Failure to consult with PDP and stakeholders2. Failure to coordinate with PDP and stakeholders

Description Failure to meet or comply to clients requirements

Justification Design to meet or comply to clients requirements



ID 2673

Record Type Risk

Status Open

Rank 84

Title Consultation and coordination with PDP and stakeholders (V201)

Trend? NO

Actionee Chin, Chee Wee

Manager Undefined


Earliest Impact Date 17-Mar-2014

Risk Level Major 16


Last Review



Latest Impact Date




Risk Detail

Action Plan 2221 - Checking of vertical height clearance of roads during construction based on LDCs latest drawings (On-going throughout design stage)

Actionee Jeevaratnam, Thavaraj Plan Cost (RM) 0


(RM)

6714 Checking vertical height clearance of roads during construction with H&Ts D00A on 26th December 2014




6715 Checking vertical height clearance of roads during construction with H&Ts T00B on 11th May 2015




7376 Request for survey at pier position for a more accurate ground level for checking purposes on 17th June 2015



Action 17-Aug-2015 0

7377 To recheck vertical clearance based on survey level provided by PDP for each piers




CV % 0

EMV (RM) 9,375,000








0 NIL



Time (Weeks) 6 Minor



0 NIL


CV % 0

EMV (RM) 2,812,500



Impact Delay in design and construction

Cause 1. Insufficient vertical height clearance of roads during construction2. Failure to take into account depth of temporary works/ support during construction

Description Insufficient vertical height clearance of roads during construction at Jalan Kuala Selangor, Jalan PJU 10/9, Jalan Kuala Selangor, Persiaran Utama, Jalan Jati, Persiaran Cemara, Jalan Dagang, Jalan Puncak Desa, Jalan Kepong, Jalan Metro Perdana, Jalan Jinjing, Jalan Kuching, Duke and Jalan Ipoh

Justification Vertical height clearance of roads during construction



ID 2675

Record Type Risk

Status Open

Rank 89

Title Vertical height clearance of roads - During construction (V201)

Trend? NO

Actionee Jeevaratnam, Thavaraj

Manager Undefined


Risk Level Major 16


Last Review






Risk Detail

7391 PDP provide survey data of centre point and four edges of pilecap

Chai, Soon Lim Active Action 17-Aug-2015 0




Risk Detail

Action Plan 2223 - Continuous review on utility mapping data received

Actionee Ong, Sang Woh Plan Cost (RM) 0


(RM)

6718 Site visit to identify existing utilities along alignment on 5th September 2014



6719 Interface with utility mapping team for clarification confirmation of data received on 29th December 2014



6720 Piloting along Jalan Kuala Selangor and Persiaran Dagang completed on 10th April 2015



6721 Cross checking of utility mapping data with piloting data obtained

Ong, Sang Woh Active Action 30-Sep-2015 0

6904 Requirement for pilot holes for areas with uncharted utilities




CV % 0

EMV (RM) 9,375,000








0 NIL






0 NIL


CV % 0

EMV (RM) 2,812,500



Impact Delay in design, construction & overall delivery of project

Cause 1. Inadequate utility mapping data along alignment2. Inaccurate utility mapping data along alignment

Description Inadequate and inaccurate utility mapping data along the proposed alignment and other affected areas not being captured in design

Justification Unable to plan & proposed proper utility diversion plan due to uncharted utilities.



ID 2677

Record Type Risk

Status Open

Rank 94

Title Utility mapping data does not accurately capture all existing utilities along alignment and affected areas (V201)

Trend? NO


Manager Undefined


Risk Level Major 16


Last Review






Risk Detail

6999 To propose a provisional sum for works involving uncharted utilities

Ong, Sang Woh Active Action 03-Nov-2015 0




Risk Detail

Action Plan 1647 - Constructability review with PDP and interface management with WPC as well as coordination with DUKE



(RM)

7371 Submission of plans to DUKE for coordination on 17th June 2015

Lim, Lee Wee Completed (Successfully)


4933 To adopt usage of integral pier head and precast balance cantilever method based on submission on 2nd June 2015

Tsou, Cheng Hsien



5248 Detailed drawings and construction sequence for proposed construction method submitted on 15th June 2015

Tsou, Cheng Hsien



5249 Constructability review for Gate 1 with GE of 13th January 2015

Tsou, Cheng Hsien




CV % 0

EMV (RM) 9,375,000








0 NIL






0 NIL


CV % 0

EMV (RM) 2,812,500



Impact Stability of temporary works involving construction of tall piers

Cause 1. Construction of tall piers approximately 20m in height with close proximity to the new DUKE extension2. Construction works at busy Jalan Kuala Selangor and LDP intersection3. Construction likely to take place after completion of DUKE 2

Description Special span support on bearing and requires temporary support during construction

Justification Construction of tall piers along busy Jalan Kuala Selangor



ID 1994

Record Type Risk

Status Open

Rank 100

Title Launching of Long Span Crossing No.3 segmental box girder crossing junction of Jalan Kuala Selangor - LDP - DUKE Highway extension before Sri Damansara East station (V201)

Trend? NO


Manager Undefined


Risk Level Major 16


Last Review






Risk Detail

5250 Discussion with DUKE stakeholder for coordination and interfacing on 13th April 2015

Tsou, Cheng Hsien



7370 WPC to undertake measures due to the construction constraints of DUKE 2 as specified in the Particular Specifications, P8.1




7372 Coordination and planning for the construction of pier SDW37 for Long Span Crossing No. 3

Teh, Ming Hu Active Action 18-Aug-2015 0

7001 Constructability Review with PDP for Gate 2 on 29th June 2015


Action 03-Nov-2015 0




Risk Detail

Action Plan 1683 - Constructability review with PDP and interface management with WPC as well as approval from JPS and LUAS

Actionee Chin, Yew Tai Plan Cost (RM) 0


(RM)

4928 Pre-consultation with JPS on 14th January 2015 Chin, Yew Tai Completed (Successfully)



Tsou, Cheng Hsien



5210 Submission to JPS and LUAS on 17th June 2015 Chin, Yew Tai Completed (Successfully)


6833 Cantilever structure details submitted to PDP on 2nd June 2015

Chin, Yew Tai Completed (Successfully)


7358 WPC to undertake measures due to the construction constraints of Sg. Gasi as specified in the Particular Specifications, P8.1




CV % 0

EMV (RM) 9,375,000








0 NIL






0 NIL


CV % 0

EMV (RM) 2,812,500




Cause 1. Failure to obtain JPS and LUAS approval for proposed works.2. Improper coordination with LDC due to site constraints3. Damage to existing Sg. Gasi structure

Description Cantilever structure encroaching into JPS reserve requires approval to construct within JPS reserve

Justification JPS approval required for the encroachment of the JPS reserve



ID 2112

Record Type Risk

Status Open

Rank 108

Title Cantilever structure along Sg. Gasi for pier construction and road diversion along Jalan Kuala Selangor (V201)

Trend? NO

Actionee Chin, Yew Tai

Manager Undefined


Risk Level Major 16


Last Review






Risk Detail

7359 To provide provisional sum for additional instrumentation required due to construction induced movement on Sg. Gasi structure


7002 Constructability review with PDP for Gate 2 Teh, Ming Hu Active Action 03-Nov-2015 0





Risk Detail

Action Plan 2397 - Constructability review with PDP and interface management with WPC as well as approval from JPS and LUAS

Actionee Chin, Yew Tai Plan Cost (RM) 0


(RM)

7362 Pre-consultation with JPS on 14th January 2015 Chin, Yew Tai Completed (Successfully)



Tsou, Cheng Hsien



7364 Submission to JPS and LUAS on 17th June 2015 Chin, Yew Tai Completed (Successfully)


7365 Bridge structure details submitted to PDP on 2nd June 2015

Chin, Yew Tai Completed (Successfully)






CV % 0

EMV (RM) 9,375,000








0 NIL






0 NIL


CV % 0

EMV (RM) 2,812,500




Cause 1. Failure to obtain JPS and LUAS approval for proposed works.2. Improper coordination with LDC due to site constraints3. Damage to existing Sg. Gasi structure

Description Ingress/ egress bridge encroaching into JPS reserve requires approval to construct within JPS reserve

Justification JPS approval required for the encroachment of the JPS reserve



ID 2856

Record Type Risk

Status Open

Rank 116

Title Demolition and reconstruction of new Ingress/ Egress bridge across Sg. Gasi at Sri Damansara Station (V201)

Trend? NO

Actionee Chin, Yew Tai

Manager Undefined


Risk Level Major 16


Last Review






Risk Detail



7366 Constructability review with PDP for Gate 2 Teh, Ming Hu Active Action 03-Nov-2015 0





Risk Detail

Action Plan 1684 - Constructability review with PDP and interface management with WPC as well as approval from IWK

Actionee Gan, Choon Hock Plan Cost (RM) 0


(RM)

4918 Pre-consultation with IWK on 30th June 2014 Gan, Choon Hock Completed (Successfully)


5230 Proposed option for the pump house relocation to PDP on 17th July 2014

Gan, Choon Hock Completed (Successfully)


5231 PDP opt for the pump house relocation as shown in plans submitted on 15th June 2015

Gan, Choon Hock Completed (Successfully)



Tsou, Cheng Hsien



6906 Submission to IWK on 17th June 2015 Jeevaratnam, Thavaraj




CV % 0

EMV (RM) 9,375,000








0 NIL


Cost (RM) 3,000,000 Minor




0 NIL


CV % 0

EMV (RM) 450,000


Probability 15% Low

Impact Relocation of pump house will delay construction as land allocation or land acquisition is involved

Cause 1. Failure to obtain approval from IWK2. Relocation of pump house

Description IWK does not allow encroachment of the ROW to encroach into their airspace

Justification Close proximity of viaduct to the existing IWK pump house NPS PJA270 at Damansara Damai



ID 2113

Record Type Risk

Status Open

Rank 124

Title Encroachment of viaduct’s ROW in existing IWK pump house NPS PJA270 at Damansara Damai (V201)

Trend? NO

Actionee Gan, Choon Hock

Manager Undefined


Risk Level Major 16


Last Review






Risk Detail

7373 To provide provisional sum for authorities additional request on surface works/ future planning/ system to be used in the future

Gan, Choon Hock Active Action 17-Aug-2015 0

7004 Approval from IWK Gan, Choon Hock Active Action 03-Nov-2015 0




Risk Detail

Action Plan 1951 - Protection and monitoring plan for slope at adjacent construction site

Actionee Chen, Chean Sin Plan Cost (RM) 0


(RM)

5859 Pre-condition survey on future school lot to ascertain the existing condition as specified in the Particular Specifications, P15.2 to ensure construction works i.e. vibration do no affect existing structures.



5860 Pre-condition survey on future mixed development is not required as it is located >30m away from the MRT alignment. Away from the influence zone.



5861 Construction review for Gate 1 on 13th January 2015

Tsou, Cheng Hsien




CV % 0

EMV (RM) 9,375,000








0 NIL






0 NIL

Residual Minor 4Exposure Threat

CV % 0

EMV (RM) 450,000


Probability 15% Low

Impact Delay in Construction.Unexpected ground conditions.Compensation claims

Cause 1. Settlement and stability of slope due to construction works and resulting to collapse2. Operation and mobilization of heavy machinery and construction vehicles

Description Construction work cause instability to existing slope

Justification Construction of piers in close proximity to existing RE wall at Kepong Sentral may cause damage to existing structure



ID 2393

Record Type Risk

Status Open

Rank 131

Title Settlement and instability due to adjacent construction site at Proposed International School at Sierramas before Damansara Damai Station and Proposed Mixed Development at Sri Damansara before Sri Damansara East Station (V201)

Trend? NO

Actionee Chen, Chean Sin

Manager Undefined


Risk Level Major 16


Last Review






Risk Detail

5862 Monitoring plan of existing slope via Geotechnical Instrumentation Plan drawings on 15th June 2015



7008 Constructability review with PDP for Gate 2 on 29th June 2015



7009 Monitoring of existing development within the influence zone is specified in the Particular Specifications

Chai, Soon Lim Completed (Successfully)





Risk Detail

Action Plan 1770 - Coordination and interfacing with to ensure no clash between DUKE 2 and MRT alignment

Actionee Undefined Plan Cost (RM) 0


(RM)

7374 Coordination with DUKE for the orientation of pier SDW37 which requires DUKEs consent to realign proposed at grade road on 14th May 2015


Action 14-May-2015 0

5147 Meeting with DUKE on 14th May 2015 Chai, Soon Lim Completed (Successfully)


6518 Review plans provided by DUKE for design coordination from PDP on 9th March 2015 - Only surface roads affected, alignment not affected




7375 DUKEs realigned at grade road for pier SDW37 with consent provided on the 14th May 2015


Action 17-Aug-2015 0


CV % 0

EMV (RM) 9,375,000








0 NIL


Cost (RM) 500,000 Insignificant

Time (Weeks) 2 Insignificant



0 NIL

Residual Insignificant 1Exposure Threat

CV % 0

EMV (RM) 12,500


Probability 3% Very Low

Impact Potential major re design Delay

Cause 1. Alignment DUKE extension clashes with MRT alignment.2. Failure to obtain DUKEs approval or consent

Description DUKE Highway extension conflicting with MRT

Justification New Proposed DUKE Highway extension conflicting with MRT before Sri Damansara East station (V1)



ID 2193

Record Type Risk

Status Open

Rank 137

Title Alignment of new DUKE Highway extension conflicting with MRT before Sri Damansara East station (V201)

Trend? NO

Actionee Chai, Soon Lim

Manager Undefined

Raised By Gittoes, Glenn

Risk Level Major 16


Last Review






Risk Detail

7007 Alignment GA plans forwarded to DUKE for interfacing and coordination on 15th May 2015






Risk Detail

Action Plan 1291 - Programme Management



(RM)

3705 Discuss requirement with JPS on 21st January 2015









5146 Programme constraints to be included in MIP Saunders, Julian Derek



CV % 0

EMV (RM) 0




Cost (RM) 0 NIL




0 NIL


Cost (RM) 0 NIL

Time (Weeks) 0 NIL



0 NIL

Residual NIL 0Exposure Threat

CV % 0

EMV (RM) 0


Probability 0% NIL

Impact Programme constraints

Cause 1. Damansara Damai Station is situated on retention pond 12. Realignment of retention pond 2.3. Works unable to commenced until retention pond 2 has been realigned.4. Additional constraints imposed by JPS during construction.5. Flooding of work areas adjacent to retention pond.

Description V1 - Possible programme constraints at Damansara Damai Station (Retention Pond)




ID 1618

Record Type Risk

Status Closed - Duplication

Rank 142

Title CLOSED-COMBINED WITH RISK 2150: Possible programme constraints at Damansara Damai Station (Construction works at retention pond 1 and pond 2) (V201)

Trend? NO

Actionee Saunders, Julian Derek

Manager Undefined

Raised By Teoh, Chin Siang

Risk Level Major 16


Last Review






Risk Detail

8511 Finalise discussions with JPS Saunders, Julian Derek





Risk Detail

Action Plan 2128 - Proper Traffic Management Plan, TMP approved by PDP



CV % 0

EMV (RM) 6,562,500








0 NIL






0 NIL


CV % 0

EMV (RM) 4,687,500



Impact Share the same working corridor with DUKE

Cause 1. Pier between MRT and DUKE Highway2. Tight working space

Description Special span over LDP interchange - High structure and working above busy traffic




ID 2572

Record Type Risk

Status Open

Rank 147

Title Long Span Crossing No. 3 crossing over LDP interchange - High structure and working above busy traffic (V201)

Trend? NO


Manager Undefined


Risk Level Major 15


Last Review






Risk Detail

Action Plan 2230 - Checking vertical height clearance of roads



(RM)

6744 Checking vertical height clearance of roads with H&Ts D00A on 26th December 2014




6745 Checking vertical height clearance of roads during construction with H&Ts T00B on 11th May 2015




7379 Request for survey at pier position for a more accurate ground level for checking purposes on 17th June 2015




7380 To recheck vertical clearance based on survey level provided by PDP for each piers



7390 PDP provide survey data of centre point and four edges of pilecap

Chai, Soon Lim Active Action 17-Aug-2015 0


CV % 0

EMV (RM) 4,687,500








0 NIL






0 NIL


CV % 0

EMV (RM) 2,812,500




Cause 1. Insufficient vertical height clearance of roads post construction

Description Insufficient vertical height clearance of roads post construction at Jalan Kuala Selangor Ramp, Jalan PJU 10/9, Jalan Kuala Selangor, Persiaran Utama, Jalan Jati, Persiaran Cemara, Jalan Dagang, Jalan Puncak Desa, Jalan Kepong, Jalan Metro Perdana, Jalan Jinjing, Jalan Kuching, Duke and Jalan Ipoh

Justification Vertical height clearance of roads of minimum 5.4m must be achieved



ID 2684

Record Type Risk

Status Open

Rank 148

Title Vertical height clearance of roads - Post construction (V201)

Trend? NO


Manager Undefined


Risk Level Major 12


Last Review






Risk Detail

Action Plan 2232 - Obtain Road Safety Audit (RSA) approval

Actionee Tan, Khai Yih Plan Cost (RM) 0


(RM)

6748 Stage 1 and 2 Road Safety Audit (RSA) carried out on 4th February 2015

Tan, Khai Yih Completed (Successfully)


6749 To pre-consult Road Safety Auditors on 3rd November 2014



6750 Stage 1 and 2 Road Safety Audit (RSA) approved out on 9th March 2015



6751 To review all station site context plan to ensure that the station entrance is well coordinated and complies to RSA requirements on 2nd January 2015



7010 Stage 3 Road Safety Audit (RSA) Tan, Khai Yih Active Action 03-Nov-2015 0

7011 Approval for Stage 3 Road Safety Audit (RSA) Tan, Khai Yih Active Action 03-Nov-2015 0


CV % 0

EMV (RM) 4,687,500








0 NIL






0 NIL


CV % 0

EMV (RM) 1,125,000



Impact Delay in obtaining approval, require complete design change and overall delivery of project.

Cause 1. Failure in obtaining Road Safety Audit (RSA) approval due to failure of compliance

Description Road Safety Audit (RSA) approval required on all proposed road diversions traffic improvement plans.

Justification Road Safety Audit (RSA) conducted to ensure of compliance in design.



ID 2686

Record Type Risk

Status Open

Rank 153

Title Potential failure of Road Safety Audit (RSA) Approval (V201)

Trend? NO

Actionee Tan, Khai Yih

Manager Undefined


Risk Level Major 12


Last Review






Risk Detail

Action Plan 1644 - Constructability review with PDP and interface management with WPC



(RM)

7356 Pre-condition survey on existing U-turn ramp to ascertain the existing condition as specified in the Particular Specifications, P15.2 to ensure construction works i.e. vibration do no affect existing structure.



4931 Discussion with PDPs construction team on 12th June 2015

Tsou, Cheng Hsien



5235 Detailed drawings and construction sequence drawings submitted on 15th June 2015

Tsou, Cheng Hsien



5236 Constructability review session with GE on 13th January 2015

Tsou, Cheng Hsien




CV % 0

EMV (RM) 4,687,500








0 NIL






0 NIL


CV % 0

EMV (RM) 1,125,000



Impact Delay in execution of works and constraints in working hours.

Cause 1. Interruption to traffic flow especially during peak hours.2. Possible damage to existing U-turn ramp structure

Description Heavy traffic at Jalan Kuala Selangor will be interrupted during construction.

Justification Construction works on top of Jalan Kuala Selangor will require proper planning of works.



ID 1991

Record Type Risk

Status Open

Rank 159

Title Launching of Long Span Crossing No. 2 segmental box girder close to existing u-turn ramp at Jalan Kuala Selangor after Sri Damansara West station (V201)

Trend? NO


Manager Undefined


Risk Level Major 12


Last Review






Risk Detail

5237 Study of moving alignment to median of Jalan Kuala Selangor due to the existing 1.85m dia. water pipe on 9th March 2015

Tsou, Cheng Hsien



6908 Submission to JKR on 17th June 2015 Jeevaratnam, Thavaraj






7357 To provide provisional sum for additional pre and post construction condition survey for U-turn ramp structure


7013 Approval from JKR Tan, Khai Yih Active Action 03-Nov-2015 0




Risk Detail

Action Plan 1645 - To keep updated on the revisions of documents issued by PDP/ MRTC and to update once official documents have been issued



(RM)

4932 Receive first draft version of documents for DDC stage during kick-off meeting

Tsou, Cheng Hsien



5238 To keep track changes in the draft documents and verify final Employees Requirements Document - Ongoing

Tsou, Cheng Hsien


7392 To keep track changes in the draft documents and verify final Particular Specifications Document - Ongoing

Tsou, Cheng Hsien


7015 Consistent monitoring of the revision of the document as well as changes to the referred documents

Chai, Soon Lim Active Action 03-Nov-2015 0


CV % 0

EMV (RM) 0




Cost (RM) 0 NIL




0 NIL


Cost (RM) 0 NIL




0 NIL


CV % 0

EMV (RM) 0



Impact Failure to capture requirement, delay in design due to design change

Cause 1. Major impact on costs and time if final official document issued by PDP/ MRTC contains significant changes

Description To date all design works have been based on PDP/ MRTCs draft versions or pending public display

Justification Major impact on costs and time if final official document issued by PDP/ MRTC contains significant changes



ID 1992

Record Type Risk

Status Open

Rank 168

Title DDCs design works have been based on PDP/ MRTCs draft version (a) Employees Requirements doc (b) Design Criteria doc (c) DEIA doc pending public display (d) Material & Worksmanship (M&W) doc (e) Particular Specifications doc (V201)

Trend? NO


Manager Undefined


Risk Level Major 12


Last Review






Risk Detail

5239 To keep track changes in the draft documents and verify final Design Criteria Document - Ongoing

Tsou, Cheng Hsien


5240 To keep track changes in the draft documents and verify final DEIA Document - Ongoing pending public display

Tsou, Cheng Hsien


5705 To keep track changes in the draft documents and verify final Materials & Worksmanship (M&W) Specification Document - Ongoing

Teh, Ming Hu Active Action 30-Nov-2015 0




Risk Detail

Action Plan 2234 - Coordination and clarification between LDC, DDC and WPC



(RM)

7378 PDP provide survey data of centre point and four edges of pilecap on 16th June 2015



6756 LDC identify affected piers on 2nd June 2015 Teh, Tzyy Wooi Completed (Successfully)


6757 DDC request for confirmatory survey at affected piers by PDP on 2nd June 2015

Teh, Tzyy Wooi Completed (Successfully)


6758 Survey progress meeting on 22th May 2014 Ong, Sang Woh Completed (Successfully)


6759 Survey clarification meeting on 29th December 2014




CV % 0

EMV (RM) 0




Cost (RM) 0 NIL




0 NIL


Cost (RM) 0 NIL




0 NIL


CV % 0

EMV (RM) 0



Impact Change in pile length design and delay in design

Cause 1. Method of model generation or inaccurate survey data.2. Difference in survey levels based on survey data obtained and existing level at site.

Description Discrepancy in level shown in the sections and survey plan

Justification Pile cap level above ground due to irregular survey levels along alignment. Discrepancy in cross sections



ID 2688

Record Type Risk

Status Open

Rank 175

Title Pile cap level above ground due to irregular survey levels along alignment. Discrepancy in cross sections (V201)

Trend? NO


Manager Undefined


Risk Level Major 12


Last Review






Risk Detail

6760 WPC is to conduct confirmatory re-survey of the existing site prior to commencement of works as specified in the Particular Specifications



6907 Update cross sections with survey data from PDP Jeevaratnam, Thavaraj


7012 LDC to update pier height and pilecap level based on new sections



6761 To verify the survey data provided by PDP at survey sensitive areas





Risk Detail

Action Plan 2244 - Request for additional SI as and when required



(RM)

6790 Request for additional SI along alignment date 24th November 2014



6792 WPC to carry out confirmatory bore holes during construction as specified in the Particular Specification



6791 To coordinate and identify any areas which will require additional SI information upon confirmation of the location of the proposed structures - On-going

Chen, Chean Sin Active Action 30-Oct-2015 0

Initial Moderate 9Exposure Threat

CV % 0

EMV (RM) 2,812,500








0 NIL






0 NIL


CV % 0

EMV (RM) 1,125,000



Impact Delay in design and revised design upon obtaining more SI data

Cause 1. Inadequate SI done at site for proposed locations for MSPRs, station ancillary buildings, facilities and new structures which are located away from alignment2. Delay in survey information

Description Inadequate site information or soil parameters for design of foundation, shoring or retaining structures

Justification More SI data is vital for design of foundation, shoring or retaining structures



ID 2698

Record Type Risk

Status Open

Rank 184

Title No SI data for proposed locations for MSPRs, station ancillary buildings, facilities and new structures which are located away from alignment (V201)

Trend? NO


Manager Undefined


Risk Level Moderate 9


Last Review






Risk Detail

Action Plan 2240 - To confirm and validate ROW



(RM)

7381 To update or finalize the alignment after feedback from public display


Active Action 14-Sep-2015 0

6782 To confirm and validate ROW based on latest alignment after public display


6783 Discussion with PDPs PR team to approach property owners and feedback from public display




CV % 0

EMV (RM) 2,812,500








0 NIL






0 NIL


CV % 0

EMV (RM) 2,812,500



Impact Complaint and objection from the public community

Cause Unable to fully identify and mitigate social impacts along alignment

Description Unable to fully identify and mitigate social impacts along alignment especially buildings and structures affected

Justification Social impacts along alignment to be addressed during design



ID 2694

Record Type Risk

Status Open

Rank 187

Title Potential social impacts at Persiaran Dagang and Sri Damansara West(V201)

Trend? NO


Manager Undefined




Last Review






Risk Detail

Action Plan 2236 - Approval from the relevant services authority



(RM)

6769 Seek approval from PDP on the proposed utility relocation and diversion works based on submission on 15th June 2015



6770 Gate 2 Criteria - Obtaining Approvals where all submission have been made to the relevant authority/ service providers on 15th July 2015

Tsou, Cheng Hsien



6768 Submission to the relevant services authorities/ service providers - please refer to submission checklist


6910 Approval from the relevant services authorities/ service providers - please refer to submission checklist




CV % 0

EMV (RM) 2,812,500








0 NIL






0 NIL


CV % 0

EMV (RM) 1,125,000


Probability 15% Low

Impact Delay in approval, change in design and delay in design

Cause 1. Failure to obtain approval from the relevant services authorities/ provider

Description Utility services such as TNB, Gas Malaysia, TM and etc.

Justification Approval to be obtained from the relevant authority prior to diversion works



ID 2690

Record Type Risk

Status Open

Rank 190

Title Approval from the relevant authorities - Services (V201)

Trend? NO


Manager Undefined




Last Review






Risk Detail

Action Plan 2242 - Improve and consistent coordination between internal and external parties

Actionee Gan, Choon Hock Plan Cost (RM) 0


(RM)

6786 Weekly internal coordination meeting with sub-consultants - On-going

Gan, Choon Hock Active Action 23-Dec-2015 0

6787 Interfacing meetings with LDC for station and surface works - On-going

Gan, Choon Hock Active Action 23-Dec-2015 0

6911 Internal coordination meetings for updates on Risk, Hazard Log and Constructability Review - On-going



6912 Produce combined utilities drawing for coordination and clash analysis.




CV % 0

EMV (RM) 2,812,500








0 NIL






0 NIL


CV % 0

EMV (RM) 450,000


Probability 15% Low

Impact Non-workable designs, revised design and delay to construction

Cause 1. Inadequate coordination between internal & external parties2. Failure in design interfacing

Description Coordination to produce most suitable design

Justification In order to produce a coordinated design



ID 2696

Record Type Risk

Status Open

Rank 194

Title Inadequate coordination between respective fields involving internal & external parties and sub-consultants (V201)

Trend? NO

Actionee Gan, Choon Hock

Manager Undefined




Last Review






Risk Detail

Action Plan 1710 - Study of piers in close proximity to existing monsoon drain wall along Sg. Gasi



(RM)

4940 Study of piers in close proximity to existing L-shaped wall along Sg. Gasi submitted on 2nd Jun 2015



5276 Geotechnical instrumentation and monitoring plan for areas close to existing L-shaped wall submitted on 2nd June 2015



5278 Constructability review for Gate 2 conducted on 29th June 2015

Tsou, Cheng Hsien



6909 Submission to JPS and LUAS on 17th June 2015 Jeevaratnam, Thavaraj




CV % 0

EMV (RM) 2,812,500








0 NIL






0 NIL


CV % 0

EMV (RM) 450,000


Probability 15% Low

Impact Delay in approval and design

Cause 1. Damage to existing wall structure along Sg. Gasi

Description Pier in close proximity to existing monsoon drain wall along Sg. Gasi

Justification Pier in close proximity to existing monsoon drain wall along Sg. Gasi may result in damage of the existing monsoon drain structure



ID 2141

Record Type Risk

Status Open

Rank 198

Title Construction of foundation for piers in close proximity to existing L-shaped walls along Sg. Gasi at Sri Damansara West (V201)

Trend? NO


Manager Undefined




Last Review






Risk Detail




5277 Approval from JPS and LUAS Chen, Chean Sin Active Action 03-Nov-2015 0







Risk Detail

Action Plan 2246 - Request for additional survey and clarification of survey data obtained



(RM)

6796 Topo survey data clarification on 4th April 2014 Ong, Sang Woh Completed (Successfully)


6797 Request for additional survey at Batu Station on 2nd June 2014



6798 Survey progress meeting on 22th May 2014 Ong, Sang Woh Completed (Successfully)


6799 Survey clarification meeting on 29th December 2014



6800 WPC to conduct re-survey of the existing site prior to commencement of works as specified in the Particular Specifications




CV % 0

EMV (RM) 2,812,500








0 NIL






0 NIL


CV % 0

EMV (RM) 450,000


Probability 15% Low

Impact Revised alignment and delay in design

Cause 1. Inadequate and inaccurate survey data2. Survey data not exactly at pier/ pile cap location

Description Inadequate and inaccurate survey data along the proposed alignment and other affect areas

Justification Survey data along the proposed alignment and other affect areas



ID 2700

Record Type Risk

Status Open

Rank 205

Title Survey data obtained is not sufficient to accurately capture the actual surface profile along alignment and affected areas (V201)

Trend? NO


Manager Undefined




Last Review






Risk Detail

6913 Request detailed survey at pier/pile cap locations on 2nd June 2015




6801 To verify the survey data at site based on sample data at survey sensitive areas





Risk Detail

Action Plan 2250 - Assessment and precondition of existing buildings/ structures



(RM)

6812 To conduct assessment of existing building/ structures located withing the influence zone before and during construction works

Ong, Jee Lian Active Action 31-Dec-2015 0

6813 Proposed geotechnical instrumentation and monitoring plan on 15th June 2015

Ong, Jee Lian Completed (Successfully)


6814 Pre-condition survey on existing houses and commercial lots to ascertain the existing condition as specified in the Particular Specifications, P15.2 to ensure construction works i.e. vibration do no affect existing structures.

Ong, Jee Lian Completed (Successfully)



CV % 0

EMV (RM) 2,812,500








0 NIL






0 NIL


CV % 0

EMV (RM) 75,000


Probability 15% Low

Impact Damage to existing properties and delay in construction

Cause 1. Radius needs to be specified -30 metres2. Must comply with EIA requirements & buffers.

Description Pre-condition survey for private properties

Justification Pre-condition survey for existing private properties especially sensitive structures along alignment in order to monitor the effects of construction works on existing building



ID 2704

Record Type Risk

Status Open

Rank 212

Title Pre-condition survey for existing properties especially sensitive structures along alignment at all time of construction (V201)

Trend? NO


Manager Undefined

Raised By Asokkumaran, Suhashini



Last Review






Risk Detail

Action Plan 2238 - Early confirmation and continuous coordination with LDC and PDP



(RM)

6774 Workshop with LDC on 3th April 2014 Chen, Chean Sin Completed (Successfully)


6775 Loadings from LDC and DDC received via email on 2th December 2014



6776 Interfacing meeting with LDC on 31st March 2015 Gan, Choon Hock Completed (Successfully)


6777 Conduct pile groups analysis for V1 on 2nd June 2015



7018 On-going coordination between LDC and DDC as checking of alignment is still taking place

Chen, Chean Sin Active Action 03-Nov-2015 0


CV % 0

EMV (RM) 2,812,500








0 NIL






0 NIL


CV % 0

EMV (RM) 12,500



Impact Under design, revised design or delay to design of structural elements

Cause 1. Inaccurate assumptions of design loadings for structural elements2. Incorrect pile group analysis and pile cap sizing adopted

Description Assumption of design loadings for structural elements made during initial stages

Justification Accurate design loadings and design parameters are vital in producing an optimized design



ID 2692

Record Type Risk

Status Open

Rank 215

Title Design loadings for structural elements - Design Loadings for Pile Analysis (V201)

Trend? NO


Manager Undefined




Last Review






Risk Detail

Action Plan 2248 - Coordination and interfacing between the alignment design and pylon relocation works



(RM)

6808 Confirm and validate alignment and pylon relocation works based on cross section study on 18th March 2015



6809 Constructability review for Gate 1 with PDP on 18th March 2015




7842 Constructability review for Gate 2 with PDP on 29th June 2015




CV % 0

EMV (RM) 2,812,500








0 NIL






0 NIL


CV % 0

EMV (RM) 12,500




Cause 1. Failure to take into account the affect of the revised alignment on the proposed pylon relocation works

Description Failure to take into account the affect of the revised alignment on the proposed pylon relocation works will result in clashes and insufficient clearance between the transmission cables and the MRT line

Justification Social impacts along alignment to be addressed during design



ID 2702

Record Type Risk

Status Open

Rank 220

Title Changes on the alignment affecting the pylon relocation works (V201)

Trend? NO


Manager Undefined




Last Review






Risk Detail

RiskDetail-V201-20150921

Documents

Transcript of RiskDetail-V201-20150921