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I-5 Rose Quarter Improvement Project - Southbound Lane Closure and Bridge Deck Replacement

Sector: Bridge • Location: Portland, Oregon, United States

Source: Construction Owners Club

Project
Under Construction

The project involves a major infrastructure upgrade on Interstate 5 in Portland, focusing on replacing the deteriorated concrete bridge deck and continuing seismic retrofitting work on an elevated section of I-5 through the Rose Quarter. The work includes full closure of southbound lanes for up to five weeks to allow for efficient and safe construction, with traffic rerouted to alternate routes. T

Status
Under Construction
Sector
Bridge, Cement, Road
Location
Portland, Oregon, United States of America
Updated
22 Jul 2026
Source
Construction Owners Club

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Project Information

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The project “I-5 Rose Quarter Improvement Project - Southbound Lane Closure and Bridge Deck Replacement” is an infrastructure initiative in the Bridge sector, located in Portland, Oregon, United States. Taiyo aggregates data on it from Construction Owners Club.

Participants

Not available for this record.

Status

Original status

under construction

Taiyo status

Under Construction

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

The project involves a major infrastructure upgrade on Interstate 5 in Portland, focusing on replacing the deteriorated concrete bridge deck and continuing seismic retrofitting work on an elevated section of I-5 through the Rose Quarter. The work includes full closure of southbound lanes for up to five weeks to allow for efficient and safe construction, with traffic rerouted to alternate routes. The project is part of a broader $2 billion initiative to modernize and expand the corridor, including plans for an auxiliary southbound lane and a freeway cover.

Original sector

Transportation

Budget

Location

Country

United States of America (USA)

State

Oregon

City

Portland

Source

Source

Construction Owners Club

URL

More Details

Record type

Project

Sector

Bridge, Cement, Road

Article published date

2026-05-08

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