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Arroyo Seco Parkway Upgrades Project

Sector: Bridge • Location: Los Angeles, California, United States

Source: California Department of Transportation (Caltrans)

Project
Planned

The Arroyo Seco Parkway Upgrades Project aims to improve safety and make updates to parts of the Arroyo Seco Parkway (State Route 110) in Los Angeles and South Pasadena. The project includes replacing a connector sidehill viaduct and upgrading bridges along the route, with alternatives for a 'No Build' and 'Build' option being proposed.

Status
Prospective
Sector
Bridge, Road, Government
Location
Los Angeles, California, United States of America
Updated
22 Jul 2026
Source
California Department of Transportation (Caltrans)

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Project Information

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The project “Arroyo Seco Parkway Upgrades Project” is an infrastructure initiative in the Bridge sector, located in Los Angeles, California, United States. Taiyo aggregates data on it from California Department of Transportation (Caltrans).

Participants

Sponsoring Agency

Status

Original status

planned

Taiyo status

Prospective

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

The Arroyo Seco Parkway Upgrades Project aims to improve safety and make updates to parts of the Arroyo Seco Parkway (State Route 110) in Los Angeles and South Pasadena. The project includes replacing a connector sidehill viaduct and upgrading bridges along the route, with alternatives for a 'No Build' and 'Build' option being proposed.

Original sector

Transportation

Location

Country

United States of America (USA)

State

California

City

Los Angeles

Source

Source

California Department of Transportation (Caltrans)

URL

More Details

Record type

Project

Sector

Bridge, Road, Government

Article published date

2025-02-28

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