• DE
  • EN
  • FR
  • International Database and Gallery of Structures


Western Gateway Project

General Information

Status: in use

Project Type


km Name
Show coordinates on a map

Technical Information


total length 5.7 km
number of bridges 19
number of lanes 6
bridges rehabilitated 15
bridge replacements 4
number of contracts 7
traffic volume (vehicles per day) 94 000
number of interchanges 6

Design Loads

design speed 110 km/h


cost of construction United States dollar 99 000 000



Original Construction first segment.

13 October 1999

Contract 1.

November 1999

Finding of No Significant Impact.

August 2002

Contract 2.

September 2002

Contract 2.

11 September 2003

Contract 3.

May 2004

Contract 3A.

June 2006

Contract 4A.

September 2010

Contract 5.


Rehabilitation project:

Replace bridges: I490 over Mt. Read, Conrail & Genesee River; Replace Grape Street over I-490; Rehabilitate all other bridges (Deck replacements/Rehabilitation & widening);
Replace pavement with new Portland Cement Concrete (50 yr. Design life); Widen median and shoulders, replace median with a concrete barrier; Modifications to Ramps/Auxiliary lanes Inner Loop to Ames (EB and WB);
Construct Intelligent Transportation; Construction of Noise Barriers;
Improvements to Pedestrian/Bicycle access on side streets; Aesthetic improvements throughout the corridor including NY State's first Jurried Arts Competition for Public Art to be incorporated into Contract 1.


Bridge engineering
Structural design
Landscape architecture
Architectural consulting
Regional director
Main contractor
(role unknown)

Relevant Web Sites

There currently are no relevant websites listed.

  • About this
    data sheet
  • Structure-ID
  • Published on:
  • Last updated on: