N25 New Ross Bypass PPP Project · N25 New Ross Bypass PPP Project History & Construction Progress...
Transcript of N25 New Ross Bypass PPP Project · N25 New Ross Bypass PPP Project History & Construction Progress...
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N25 New Ross Bypass PPP ProjectHistory & Construction ProgressJoe Shinkwin & Pierre O’Loughlin
Presentation to TII National Roads Conference 201729th September 2017
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02/10/2017 Mott MacDonald | Presentation 2
1. Project History2. PPP Process3. Construction to Date
Presentation Content
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Project History
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Traffic Significant delays of up to 30 mins
Safety125 reported injury collisions (2005-2011)
Network Resilience32 km diversions in the event of O’Hanrahan Bridge closure
Need for the Scheme
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Inistioge Bridge
Ferry Bridge
Diversion Route (32km)
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1993
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2015
2016
2017
Wexford County Development Plan
2019
Kilkenny County Development Plan
NRA National Road Needs Study
Mott MacDonald appointed by Wexford County Council
Constraints Study and Route Selection Report
Bridge Options Report
Preliminary Design, EIS & CPO
Application to An Bord Pleanála
Scheme Approval
Combined N25 New Ross & M11 Enniscorthy PPP Scheme
N25 New Ross Bypass PPP Scheme Tender
Contract Award
Construction
Expected Completion
Project Timeline
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Constraints Study Topography
Major River Crossing(s)
Port of New Ross
Infrastructure/Utilities
Environmental (cSAC, pNHA)
Route Selection46 Initial Options
5 Refined Options
2 Detailed Options
Route Selection -Challenge
02/10/2017
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• 13.6km of Dual Carriageway4km Type 1 Dual
9.6km Type 2 Dual
• 1.2km Single Carriageway
• 3 At-Grade JunctionsGlenmore (N25)
Ballymacar (N25)
Corcoran’s Cross (N30)
1 Grade Separated JunctionLandscape (R733)
Preferred Solution - Roads
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Route Plan & Profile
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• 1 Railway Overbridge• 8 Underbridges• 3 Overbridges• 16 Underpasses• 6 Culverts• 3 Retaining Walls• 5 Environmental Barriers• 2 Sign Gantries• 2 VMS• 900m Extrados River
Barrow Crossing
Preferred Solution – Struct.
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River Barrow Pink Point
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River BarrowApprox. 300m wideRiver Barrow and Nore candidate Special Area of Conservation (cSAC) Barrow River Estuary proposed Natural Heritage Area (pNHA)Levee and flood plain
Port of New Ross36m Shipping Clearance above MHWS
Topography / Ground ConditionsPink RockAlluvial & Glacial Deposits
Challenges Options Solution4 Bridge Options StudiedHaunched Girder Bridge
Three Arch Bridge
Single Arch Bridge
Three Tower Extrados Bridge
Extrados option selected as it offered the best balance of overall performance
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Solution
9 Spans (~900m total)Main spans – 2 x 230mApproach Spans
West Side: 45m, 60m, 86mEast Side: 86m,60m, 60m, 45m
3 Pylons (Centred on Bridge Deck)2 x 15m high side pylons1 x 25m high central pylons
Bridge DeckWidth ~22m (with widening on approaches)Navigation Clearance 36m
Extrados Bridge Details
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River Barrow Bridge Elevation
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PPP Process
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• 22 Mar 2013 OJEU Advert for PQ• 19 Jun 2013 Pre-Qual Returns
• 9 Aug 2013 Four Shortlisted – BANBA, Sli Nua, BAM Iridium, & Direct Route
• 28 Nov 2013 Tender Documents Issued• 16 Dec 2013 Tender Consultation Meeting 1• 30 Jan 2014 Tender Consultation Meeting 2• 08 Apr 2014 Tender Consultation Meeting 3• 11 Mar 2014 Tender Consultation Meeting 4• 02 Apr 2014 Tender Consultation Meeting 5• 30 Sep 2014 Tender Return• 26 Jan 2016 Contract Award to Bam Iridium
PPP Tender Period – Key Dates
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• Contract Awarded to BAM Iridium Consortium
• The Project sponsors are:• BAM PPP PGGM Infrastructure
Coöperatie U.A. (50%), and• Iridium Concesiones de
Infraestructuras S.A. (50%).
• PPP Company• New Ross N25 By-Pass DAC
• Contractor – BAM Dragados JV• Designer – Arup & CFC
PPP Co. Structure
• Commencement Date: 26th January 2016• Permit to Use (PTU): 31st January 2019• Completion Date: 30th April 2019
PPP Contract Dates
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Overall Scheme Management
TII/NRA Project Board
TII/NRA (Authority’s Representative – Mary Bowe)
PPP Co (PPP Co Rep – Ricardo
Urien Laso)
Contractor NRJV(Contractor’s Rep –Adrian Cunningham)
Designer (Arup)
Authority’s Technical Advisors – Mott MacDonald(Commission Director – John Murphy)
(Commission Manager – Joe Shinkwin)
Authority’s Site Representative(ASR – Pierre O’Loughlin)
Wexford & Kilkenny County Councils(PLO – Sean Dobbs)
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Construction
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26th January 2016 40 Months 2019
Contract Dates
Commencement Date/ Contract Award Construction Period Opening Year
• Currently 20 months into a 40 month programme
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1Authority’s Site Representative
3Inspectors
3Senior Resident Engineers
1Deck and Cable Specialist
4Resident Engineers
1Quality & Testing Manager
4Administration Staff
1Certification Co-Ordinator
Works Monitoring & Administration Team (WMA)
Authority’s Site Representative
25Total WMA team of
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Current Progress
0% 20% 40% 60% 80% 100%
Site Clearance
Fencing
Earthworks
Structures
RBB Pier Bases
RBB Piers
Utilities
Drainage
Accom Works
% Complete
Construction Elements
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Glenmore Junction
What’s Happening Now
May 2016
New Ross
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Glenmore Junction
What’s Happening Now
August 2017
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R733 Junction
What’s Happening Now
May 2016
R733
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R733 Junction
What’s Happening Now
August 2017
New RossR733
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Ballymacar Bridge Junction
What’s Happening Now
May 2016
N25
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Ballymacar Bridge Junction
What’s Happening Now
August 2017N25
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Corcoran’s Cross Junction
What’s Happening Now
August 2017
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River Barrow Bridge
What’s Happening Now
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River Barrow Bridge
What’s Happening Now
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Deck Cross Sections
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Construction Sequenceof River Barrow Bridge
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River Barrow Bridge Elevation
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Constructionof River Barrow Bridge
Piling WorksFoundationsPier Stem ConstructionFalsework Erection
Barrow Bridge Falsework
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River Barrow Bridge
What’s Happening Now
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River Barrow Bridge
What’s Happening Now
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River Barrow Bridge
What’s Happening Now
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Technology & Social Media
TII & Wexford County Council • Video documentary of the scheme• Time lapse of Barrow Bridge Construction
PPP Co / NRJV• Drone Technology for Site Progress Photos• Website www.n25newross.ie
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Thank you