YALE UNIVERSITY SOCIAL SCIENCES BUILDING GPHB & ASSOCIATES Brad Otto, Client Liaison/Editor-in Chief Jake Wagle, Project Engineer Jimmy Murray, Project Engineer Erin R. Craft, Project Engineer Robbie Baldwin, Project Manager
OVERVIEW Client and Organization Project Description Design Requirements Project Approach Design Solution Conclusion
Hunt Construction Group - Indianapolis, Indiana - Robert W. Fuller, Construction Manager CLIENT AND ORGANIZATION
Yale University in New Haven, Connecticut New Haven PROJECT DESCRIPTION
Parallel bid process Identify missed details Discover alternative approaches Obtain an understanding of construction methods and procedures PROJECT DESCRIPTION
CONSTRUCTION MANAGEMENT First year a Construction Management Project offered at Rose-Hulman Learning along the way with our professors Difficulties fitting design criteria into our project
Constraints - No historical buildings or landmarks may be harmed DESIGN REQUIREMENTS These areas include: HISTORIC MANSIONS LUCE HALL KNOT GARDEN SITE
DESIGN REQUIREMENTS Deliverables - Project Proposal - Site Utility Relocation Bid Package - Excavation Support/Shoring Design - Excavation Bid Package - Wall Formwork Selection - Wall Formwork Bid Package
Design/Assessment of Options - Utility Relocation - Current utilities run directly through proposed site - Utilities relocated and functioning before excavation begins PROJECT APPROACH
Sheeting and Shoring - Geotechnical report obtained from Hunt - Considered numerous shoring options PROJECT APPROACH Typical Soldier Pile/Lagging System
Select Wall Formwork System - Foundation design provided by Hunt Construction - GPHB will select appropriate formwork system - Numerous options in consideration - Criteria of Selection: constructability, cost efficiency, functionality PROJECT APPROACH
Utility Relocation Bid/Excavation & Formwork Bid - Guaranteed Maximum Price (GMP) bids RS Means Manual - Labor Rate Adjustments - Unit Material Prices - Bonding, Permits, Fees PROJECT APPROACH
Codes & Regulations - Occupational Safety and Health Administration (OSHA) - Connecticut State Building Code - International Building Code (IBC) - Environmental Protection Agency (EPA) - Leadership in Energy and Environmental Design (LEED) LEED Silver Certification - LEED Silver Certification (possibly Gold) PROJECT APPROACH
UTILITY RELOCATION Assessed multiple routes for utility relocation Conducted research for two different excavation methods - Open Trenching - Directional Boring RECOMMENDATION: OPEN TRENCHING because directional boring poses many problems with such a high volume of utilities running beneath Prospect Street.
PROJECT PROGRESS EXISTING UTILITIES NEW UTILITIES NORTH PROPOSED BUILDING
Luce Hall Prospect Street Proposed Building II Proposed Building I Existing UtilitiesUtility Relocation Route UTILITY RELOCATION 1 C-1
UTILITY RELOCATION Existing Utilities Relocation Route 1 C-1 45’-0” 20’-0”
UTILITY RELOCATION Bid Package 1 Quantity Take-Off - General Conditions/Requirements - Test Pits - Demolition and Access - Sediment and Erosion Control - Utility Excavation/Installation $746,000
CONSTRUCTION SEQUENCE N Place job trailer Site Access Demolition Soldier Piles Excavation Structural Fill
SOLDIER PILE DESIGN Soldier Pile / Timber Lagging System HP 12x53 sections (90) 45’ long Embedded 30’ into surface 5” timber lagging 15’ 30’
SOLDIER PILE DESIGN
REINFORCED CONCRETE WALL FORMWORK SYSTEM Reinforced Cast-in-Place Concrete Wall 15 inches thick & 12 feet 8 inches high Various Temporary Forming Methods Contractor Preference
REINFORCED CONCRETE WALL FORMWORK SYSTEM Side ViewX-Section
REINFORCED CONCRETE WALL FORMWORK SYSTEM
CONCLUSION/LESSONS LEARNED Client satisfied with proposal All requested designs complete All requested bid packages complete Information is difficult to obtain Experienced bidders have large advantage (Means) Schedule in advance (Everyone is busy) Extremely valuable learning experience
QUESTIONS?