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State Route 37 Expansion

Sector: Road • Location: California, United States

Source: Streetsblog California

Project
Planned

AB 697 allows for the construction of additional travel lanes on State Route 37 between Vallejo and State Route 121 in Sonoma County despite the project area running through protected habitats and wetlands.

Status
Prospective
Sector
Road
Location
California, United States of America
Updated
22 Jul 2026
Source
Streetsblog California

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Project Information

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The project “State Route 37 Expansion” is an infrastructure initiative in the Road sector, located in California, United States. Taiyo aggregates data on it from Streetsblog California.

Participants

Not available for this record.

Status

Original status

planned

Taiyo status

Prospective

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

AB 697 allows for the construction of additional travel lanes on State Route 37 between Vallejo and State Route 121 in Sonoma County despite the project area running through protected habitats and wetlands.

Original sector

Transportation

Location

Country

United States of America (USA)

State

California

Source

Source

Streetsblog California

URL

More Details

Record type

Project

Sector

Road

Article published date

2025-09-18

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