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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