John James Audubon Bridge-Intro

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John James Audubon Bridge Cost: $348 million Client: Louisiana Department of Transportation and Infrastructure Location: St. Francisville, LA Markets: Bridges Flatiron is designing and building a new cable-stayed bridge across the Mississippi River. The bridge, to be formally called the John James Audubon Bridge, will replace the ferry system currently in place and will connect St. Francisville with New Roads just north of Baton Rouge, Louisiana.

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John James Audubon Bridge:

John James Audubon Bridge Introduction

Design/Build:

Design/Build Why design/build? The designer and builder are the same company. Benefits to the owner Project is built faster Rewards Innovation The John James Audubon Bridge is the first design/build project in Louisiana.

Design/Bid/Build:

Design/Bid/Build

Design/Build:

Design/Build

The Joint Venture:

The Joint Venture Flatiron Constructors (Longmont, CO) Granite Construction Company (Watsonville, CA) Parsons Transportation Group, Inc. (Washington, DC) The $348 million dollar project is being constructed by Audubon Bridge Constructors, a joint venture consisting of:

Audubon Bridge Constructors:

Audubon Bridge Constructors

Louisiana Department of Transportation & Development:

Louisiana Department of Transportation & Development LA DOTD is the owner of this bridge and are managing the construction with the Louisiana TIMED Program.

Louisiana TIMED Managers (LTM):

Louisiana TIMED Managers (LTM) Louisiana TIMED Managers (LTM) serve as an extension of the Louisiana Department of Transportation & Development (LA DOTD).

The Project:

The Project

Why build the bridge?:

Why build the bridge? The bridge--proposed to be the longest cable-stayed bridge in North America--will replace an existing ferry between the communities of New Roads and St. Francisville, Louisiana. The bridge will also serve as the only bridge structure on the Mississippi River between Natchez, Mississippi and Baton Rouge, Louisiana (approximately 90 river miles). The project is part of the Zachary Taylor Parkway, a scenic highway across Louisiana from Mississippi to Texas. Data provided by Louisiana ’s TIMED Program

Overall Project Facts:

Overall Project Facts Scheduled Time to Complete 47 Months (February 2010) Estimated Number of Manhours 792,832 MH Number of Bridges 8 Cubic Yards of Concrete 98,615 CY Pounds of Resteel 27,866,014 LBS Pounds of Structural Steel 14,454,782 LBS Lbs of Stay Material 1,834,000 LBS Tons of Asphalt 95,318 TON

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