The Apartment BuildingRockville, MD

Penn State AE Senior Capstone ProjectBrian Bernens | Construction Option

Advisor: Dr. Rob Leicht

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Introduction Brian BernensConstruction Option

Project Background

Location Rockville, MD

Contractor James G. Davis Construction

Architect The Preston Partnership

Building Type Retail, Multi-Family Residential, Parking Garage

Project Size 310,800 GSF

Number of Stories 5 (4 residential)

Project Schedule August 1, 2013 – May 18, 2015

Project Cost $34M

BLDG 300BLDG 100

BLDG 200

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Introduction Brian BernensConstruction Option

Analysis 1 – Site Logistics Alterations

Analysis 3 – Wood Structure Modification

Analysis 4 – Linear Scheduling Method of Interior Trades

Breadth 1 – Structural

Breadth 2 – AcousticsCourtesy DAVIS

Cou

rtes

y of

AE

476

Cou

rtes

y of

Mor

row

Cra

nes

Cou

rtes

y of

Inf

inity

Str

uctu

res

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Introduction Brian BernensConstruction Option

Thesis Focus

456 work-day schedule206 apartments for rent

Cou

rtes

y of

DA

VIS

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Analysis 1 – Site Logistics Alterations

Brian BernensConstruction Option

Problem Identification

The current site is congested and the current methods for assisting concrete and framing

placement aren’t the most effective methods

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Analysis 1 – Site Logistics Alterations

Brian BernensConstruction Option

Existing Methods

150 ton crawler crane 5,000 lb. capacity forklift

Courtesy of DAVISCourtesy of DAVIS

Courtesy of DAVIS

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Analysis 1 – Site Logistics Alterations

Brian BernensConstruction Option

Existing Methods & Site Logistics

150 ton crawler crane 5,000 lb. capacity forklift

Courtesy of DAVISCourtesy of DAVIS

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Analysis 1 – Site Logistics Alterations

Brian BernensConstruction Option

Existing Methods & Site Logistics

150 ton crawler crane 5,000 lb. capacity forklift

Courtesy of DAVISCourtesy of DAVIS

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Analysis 1 – Site Logistics Alterations

Brian BernensConstruction Option

Liebherr 290 HC

Max Jib Length 230’

Capacity 6,610 lbs.

Max Hook Height 229’

Max Capacity 22,045 lbs. @ 86’

Self Weight 183 kips

Soil Bearing Pressure

5 ksf

Footing Size 18’ x 18’ x 3’

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Analysis 1 – Site Logistics Alterations

Brian BernensConstruction Option

New Project Duration: 446 work days

Savings: 11 work days, 17 days

ORIGINAL SCHEDULE NEW SCHEDULEActivity Duration (days) Start Finish Activity Duration (days) Start Finish

Notice to Proceed 0 12/16/2013 - Notice to Proceed 0 12/16/2013 -Mobilization 10 12/16/2013 12/30/2013 Mobilization 10 12/16/2013 12/30/2013Demolition 26 12/31/2013 2/5/2014 Demolition 26 12/31/2013 2/5/2014

Excavation and Utilities 34 1/20/2014 3/12/2014 Excavation and Utilities 34 1/20/2014 3/12/2014Precast Garage Erection 74 3/13/2014 6/26/2014 Precast Garage Erection 74 3/13/2014 6/26/2014Building 100 Concrete 68 5/2/2014 8/6/2014 Building 100 Concrete 57 5/2/2014 7/22/2014Building 200 Concrete 54 7/3/2014 9/17/2014 Building 200 Concrete 44 6/27/2014 8/28/2014Project Up to Podium 0 - 8/27/2014 Project Up to Podium 0 - 8/7/2014

100 Framing 61 7/1/2014 9/23/2014 100 Framing 46 6/20/2014 8/25/2014200 Framing 68 8/12/2014 11/13/2014 200 Framing 54 7/30/2014 10/13/2014

Structures Complete to Roof 0 - 11/7/2014 Structures Complete to Roof 0 - 10/13/2014Elevators 88 9/10/2014 1/15/2015 Elevators 88 8/12/2014 11/20/2014Facades 123 8/8/2014 2/2/2015 Facades 123 7/23/2014 1/15/2015

All Buildings Watertight 0 - 2/2/2015 All Buildings Watertight 0 - 1/15/2015MEP Rough Ins 93 8/13/2014 12/19/2014 MEP Rough Ins 93 7/29/2014 12/4/2014

Finishes 154 9/26/2014 5/5/2015 Finishes 154 9/11/2014 4/20/2015Turnover and Inspections 60 2/24/2015 5/18/2015 Turnover and Inspections 60 2/9/2015 5/1/2015

Project Completion 0 - 5/18/2015 Project Completion 0 - 5/1/2015Total Project 457 8/1/2013 5/18/2015 Total Project 446 8/1/2013 5/1/2015

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Analysis 1 – Site Logistics Alterations

Brian BernensConstruction Option

Hydro Crane Forklift Concrete Pump Crane Operator Forklift OperatorRate/day Rate/day Rate/day Rate/day Rate/day Qty Rate/day

Concrete - Bldg 100 & 200 96 $2,196.00 $526.40 $715.80 $261,350.40 $413.60 $388.80 13 $38.16 $124,654.08 $386,004.48Framing - Bldg 100 & 200 94 $2,196.00 $0.00 $0.00 $83,448.00 $413.60 $0.00 8 $41.90 $47,225.60 $130,673.60

$516,678.08

Tower Crane Concrete Pump Crane OperatorRate/day Rate/day Rate/day Qty Rate/day

Tower Crane Erection 2 $30,000.00 $0.00 $0.00 $30,000.00 $0.00 - $0.00 $30,000.00Concrete - Bldg 100 & 200 83 $0.00 $1,128.00 $715.80 $93,624.00 $413.60 13 $38.16 $75,503.44 $169,127.44Framing - Bldg 100 & 200 80 $0.00 $1,128.00 $0.00 $34,968.00 $413.60 8 $41.90 $39,637.60 $74,605.60Tower Crane Demo 2 $30,000.00 $0.00 $0.00 $30,000.00 $0.00 - $0.00 $30,000.00

$303,733.04

Activity Duration (days)

Equipment

Total TotalInstallation and Demo

Costs

EXISTING LOGISTICS

Total/Activity

Labor

Total/Activity

NEW LOGISTICS

Laborers

Duration (days)Activity Total TotalLaborers

Equipment Labor

Equipment/Labor Savings: $212,945

Original $3,167,156New $3,108,086Increase in Temp. Power $38,000Final $3,146,086

GENERAL CONDITIONS SUMMARY

General Conditions Savings: $21,070

Foundation Cost: $22,070

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Analysis 3 – Wood Structure Modification

Brian BernensConstruction Option

Opportunity

While wood structures are popular in the industry right now, an alternate system called the Infinity

System will be explored to understand the benefits versus the current wood structure

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Analysis 3 – Wood Structure Modification

Brian BernensConstruction Option

Existing Residential Structure

Proposed Residential Structure

Courtesy of Infinity Structures

Courtesy of DAVIS Courtesy of DAVIS

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Analysis 3 – Wood Structure Modification

Brian BernensConstruction Option

Proposed Residential Structure

Courtesy of Infinity Structures

Infinity System Overview• 22 gage composite metal deck (EPICORE

MSR)• WWF for shrinkage and temperature

• Regular weight 4,000 psi concrete slab• Can span up to 27’

• Prefabricated Load-Bearing Metal Stud Walls

• 3 5/8” or 6” galvanized studs• 12”, 16”, or 24” o.c. Advantages

• No mold or rotting• Faster installation due to prefabrication• Higher quality of connections (welded)• Higher UL rating• Higher STC/IIC rating• Larger floor-to-floor height• Rigid diaphragm: better distribution of

forcesCourtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Analysis 3 – Wood Structure Modification

Brian BernensConstruction Option

Structural Breadth

Cou

rtes

y of

Inf

inity

Str

uctu

res

Cou

rtes

y of

Inf

inity

Str

uctu

res

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Analysis 3 – Wood Structure Modification

Brian BernensConstruction Option

Dead Loads psf Dead Loads psf

5/8" Hardwood 2.5 5/8" Hardwood 2.5

5" Normal Weight Concrete 62.5 5" Normal Weight Concrete 62.5

EPICORE MSR 22 Gage Deck 2.0 EPICORE MSR 22 Gage Deck 2.0

Batt Insulation 0.6 Batt Insulation 0.6

5/8" Gypsum Ceiling 2.75 5/8" Gypsum Ceiling 2.75

MEP Allowance 3.0 MEP Allowance 3.0

74 74

Live Loads psf Live Loads psf

Residential Basic Floor Area 40 Corridors 100

Dead Loads psf Dead Loads psfBituminous Waterproof Membrane 1.5 Bituminous Waterproof Membrane 1.5EPICORE MSR 22 Gage Deck 2.0 EPICORE MSR 22 Gage Deck 2.0Rigid Fiberglass Insulation 1.1 Rigid Fiberglass Insulation 1.15/8" Gypsum Ceiling 2.75 5/8" Gypsum Ceiling 2.75MEP Allowance 10.0 MEP Allowance 10.0Collateral 5.0 Collateral 5.0

18 18

Live Loads psf Live Loads psfRoof Load 20 Roof Load 20Snow Load (governs) 32 Snow Load (governs) 32

32 32

Floor 2-4 Loads

Unit Design Loads Corridor Design Loads

Unit Design Loads Corridor Design Loads

Roof Loads

WR = .684 klf

0.684 klf

2.433 klf WT = 1.750 klf

4.183 klf WT = 1.750 klf

5.933 klf WT = 1.750 klf

Roof

5th

4th

3rd

2nd

Unit Load Path

Wall

LevelApartment Corridor

5th Floor 600S250-97 @ 16" o.c. 600S250-97 @ 24" o.c.

4th Floor 600S250-97 @ 16" o.c. 600S250-97 @ 24" o.c.

3rd Floor 600S250-97 @ 16" o.c. 600S250-97 @ 24" o.c.

2nd Floor 600S250-97 @ 12" o.c. 600S250-97 @ 16" o.c.

Courtesy DAVIS

The Apartment BuildingRockville, MD

Analysis 3 – Wood Structure Modification

Brian BernensConstruction Option

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

Cou

rtes

y of

Inf

inity

Str

uctu

res

Infinity System Schedule• 30 days each building

Wood Structure Schedule• 34 days each building

Days Weeks Days WeeksWood Framing 34 6.8 Wood Framing 35 7Infinity System 30 6 Infinity System 30 6

∆ = 4 ∆ = 5

BLDG 100 BLDG 200

Cost/SF Total PriceWood Framing $13.86 $2,755,611Infinity System $20.00 $3,976,300

Structural Cost Comparison

Infinity System Cost Increase: $1,220,689

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Analysis 4 – LSM of Interior Trades Brian BernensConstruction Option

Problem Identification

Currently, the longest work breakdown structure is Finishes for both buildings. Finishes are also the

last item before building turnover.

Problem Identification

CPM Schedules are not an accurate representation of production rates or actual rates.

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Analysis 4 – LSM of Interior Trades Brian BernensConstruction Option

• Hang Drywall to Blinds• Activities after are fixed

• 24 days• Most activities have SS and/or

FF dependencies, so they can be re-sequenced

• Better visualization

Finish Activities per floor

Focus

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Analysis 4 – LSM of Interior Trades Brian BernensConstruction Option

WORK FLOW

• New Sequence• 27 apartments per floor• 9 apartments per section

• Combined Activities• Hang/Finish Drywall reduced

to Hang Drywall; Finish included in Paint

• Sprinkler, Electrical, and Low Volt Trim

• Turn Water on to Units and Turn Gas on to Units

• Final Point Up and First Punchout

Activity NameNew

DurationHang Drywall 4 daysPrime Paint 3 daysInterior Doors/Trim 2 daysPoint Up Drywall 2 daysPaint 1st Coat 2 daysCabinets and Countertops 2 daysMechanical Room Flooring 3 daysSprinkler, Electrical, and Low Volt Trim 2 daysCeramic Floors/Walls 4 daysMinor Appliances 1 dayHVAC Trim 2 daysElectrical Hot Punch 2 daysHardware/Shelving 2 daysPlumbing Trim 2 daysTurn Water/Gas on to Units 2 daysHVAC Start Ups 2 daysRough Clean 2 daysFinal Point Up and First Punchout 2 daysInstall Vinyl 2 daysMajor Appliances 1 dayCarpet 2 daysPaint Touch Up 2 daysBlinds 1 day

New Finish Durations per section

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Analysis 4 – LSM of Interior Trades Brian BernensConstruction Option

Activity NameNew

DurationHang Drywall 4 daysPrime Paint 3 daysInterior Doors/Trim 2 daysPoint Up Drywall 2 daysPaint 1st Coat 2 daysCabinets and Countertops 2 daysMechanical Room Flooring 3 daysSprinkler, Electrical, and Low Volt Trim 2 daysCeramic Floors/Walls 4 daysMinor Appliances 1 dayHVAC Trim 2 daysElectrical Hot Punch 2 daysHardware/Shelving 2 daysPlumbing Trim 2 daysTurn Water/Gas on to Units 2 daysHVAC Start Ups 2 daysRough Clean 2 daysFinal Point Up and First Punchout 2 daysInstall Vinyl 2 daysMajor Appliances 1 dayCarpet 2 daysPaint Touch Up 2 daysBlinds 1 day

New Finish Durations per section

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Analysis 4 – LSM of Interior Trades Brian BernensConstruction Option

Activity NameOriginal Duration

Productivity [Units/Day]

New (Accelerated)

Duration

Accelerated Productivity

RatesHang Drywall 4 days 2.25 2 days 4.5Prime Paint 3 days 3 2 days 4.5Interior Doors/Trim 2 days 4.5 2 days 4.5Point Up Drywall 2 days 4.5 2 days 4.5Paint 1st Coat 2 days 4.5 2 days 4.5Cabinets and Countertops 2 days 4.5 2 days 4.5Sprinkler, Electrical, and Low Volt Trim 2 days 4.5 2 days 4.5Ceramic Floors/Walls 4 days 2.25 2 days 4.5Minor Appliances 1 day 9 1 day 9Electrical Hot Punch 2 days 4.5 2 days 4.5Hardware/Shelving 2 days 4.5 2 days 4.5Plumbing Trim 2 days 4.5 2 days 4.5Turn Water/Gas on to Units 2 days 4.5 2 days 4.5HVAC Start Ups 2 days 4.5 2 days 4.5Rough Clean 2 days 4.5 2 days 4.5Final Point Up and First Punchout 2 days 4.5 2 days 4.5Install Vinyl 2 days 4.5 2 days 4.5Major Appliances 1 day 9 1 day 9Carpet 2 days 4.5 2 days 4.5Paint Touch Up 2 days 4.5 2 days 4.5Blinds 1 day 9 1 day 9

Accelerating Trades

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Analysis 4 – LSM of Interior Trades Brian BernensConstruction Option

Activity NameOriginal Duration

Productivity [Units/Day]

New (Accelerated)

Duration

Accelerated Productivity

RatesHang Drywall 4 days 2.25 2 days 4.5Prime Paint 3 days 3 2 days 4.5Interior Doors/Trim 2 days 4.5 2 days 4.5Point Up Drywall 2 days 4.5 2 days 4.5Paint 1st Coat 2 days 4.5 2 days 4.5Cabinets and Countertops 2 days 4.5 2 days 4.5Sprinkler, Electrical, and Low Volt Trim 2 days 4.5 2 days 4.5Ceramic Floors/Walls 4 days 2.25 2 days 4.5Minor Appliances 1 day 9 1 day 9Electrical Hot Punch 2 days 4.5 2 days 4.5Hardware/Shelving 2 days 4.5 2 days 4.5Plumbing Trim 2 days 4.5 2 days 4.5Turn Water/Gas on to Units 2 days 4.5 2 days 4.5HVAC Start Ups 2 days 4.5 2 days 4.5Rough Clean 2 days 4.5 2 days 4.5Final Point Up and First Punchout 2 days 4.5 2 days 4.5Install Vinyl 2 days 4.5 2 days 4.5Major Appliances 1 day 9 1 day 9Carpet 2 days 4.5 2 days 4.5Paint Touch Up 2 days 4.5 2 days 4.5Blinds 1 day 9 1 day 9

Accelerating Trades

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Analysis 4 – LSM of Interior Trades Brian BernensConstruction Option

Duration Start Finish Duration Start FinishAccelerated

DurationStart Finish

Bldg. 100 117 9/29/2014 3/13/2015 82 9/29/2014 1/26/2015 73 9/29/2014 1/12/2015Bldg. 200 126 11/19/2014 5/5/2015 85 11/19/2014 3/18/2015 76 11/19/2014 3/5/2015

Total 154 9/29/2014 5/5/2015 116 9/29/2014 3/18/2015 107 9/29/2014 3/5/2015

ALL FINISHESRe-Sequenced AcceleratedOriginal

• 60 days of turnover• Begin after 100.1 finishes are

complete

• Savings of 52 work days• 74 days

• Project Completion• March 6, 2015

Schedule Savings

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Results and Recommendations Brian BernensConstruction Option

Analysis 1 – Site Logistics Alterations

Schedule Savings: 11 work daysCost Savings: $211,691

Recommended

Analysis 3 – Wood Structure Modification

Schedule Savings: 9 work daysCost Increase: $1,200,689

Recommended

Analysis 4 – LSM of Interior Trades

Schedule Savings: 52 work days

Recommended

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Acknowledgements Brian BernensConstruction Option

Academic

Special Thanks

• Dr. Rob Leicht• Advisor

• PSU Architectural Engineering Faculty

• James G. Davis Construction• Dr. Jonathan Dougherty• Jack Nill• Ray Sowers• Bob MacDaniels• My Family and Friends

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Questions?

Brian BernensConstruction Option

Thank You

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Brian BernensConstruction Option

Appendix

Footing Size Calculation Tower Crane Temporary Power Calculation

Courtesy DAVIS

I. INTRODUCTION

I. Project Background

II. Analyses Overview and Focus

II. ANALYSIS 1 – SITE LOGISTICS

ALTERATIONS

I. Existing Means, Methods, and Site

Logistics

II. Proposed Logistics

III. Schedule Impacts

IV. Cost Impacts

III. ANALYSIS 3 – WOOD STRUCTURE

MODIFICATION

I. Existing Structure

II. Infinity System Overview

III. Structural Breadth

IV. Schedule and Cost Impacts

IV. ANALYSIS 4 – LSM OF INTERIOR TRADES

I. Existing Sequencing

II. Implementation

III. Schedule Impacts

V. RESULTS AND RECOMMENDATIONS

VI. ACKNOWLEDGEMENTS

The Apartment BuildingRockville, MD

Brian BernensConstruction Option

Appendix

Sample Axial Load Calculation Analysis 4 Summary Schedule Table

Duration Start Finish Duration Start FinishAccelerated

DurationStart Finish

2nd Floor 96 9/29/2014 2/9/2015 59 9/29/2014 12/29/2014 49 9/29/2014 12/10/20143rd Floor 98 10/7/2014 2/25/2015 60 10/7/2014 1/8/2015 50 10/7/2014 12/19/20144th Floor 98 10/15/2014 3/5/2015 60 10/15/2014 1/15/2015 50 10/15/2014 12/31/20145th Floor 98 10/23/2014 3/13/2015 60 10/23/2014 1/26/2015 50 10/23/2014 1/12/2015

Duration Start Finish Duration Start FinishAccelerated

DurationStart Finish

2nd Floor 94 11/19/2014 4/1/2015 58 11/19/2014 2/17/2015 48 11/19/2014 2/4/20153rd Floor 96 12/1/2014 4/17/2015 59 12/1/2014 3/1/2015 49 12/1/2014 2/16/20154th Floor 96 12/9/2014 4/27/2015 59 12/9/2014 3/10/2015 49 12/9/2014 2/25/20155th Floor 96 12/17/2014 5/5/2015 59 12/17/2014 3/18/2015 49 12/17/2014 3/5/2015

Duration Start Finish Duration Start FinishAccelerated

DurationStart Finish

Bldg. 100 117 9/29/2014 3/13/2015 82 9/29/2014 1/26/2015 73 9/29/2014 1/12/2015Bldg. 200 126 11/19/2014 5/5/2015 85 11/19/2014 3/18/2015 76 11/19/2014 3/5/2015

Total 154 9/29/2014 5/5/2015 116 9/29/2014 3/18/2015 107 9/29/2014 3/5/2015

BUILDING 200

BUILDING 100

ALL FINISHES

Re-Sequenced

Re-Sequenced

Re-Sequenced

Accelerated

Accelerated

AcceleratedOriginal

Original

Original

Courtesy DAVIS