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I-15/SR-78 Managed Lanes Connector and Woodland Interchange Project

Planned · California · Last reported May 2025

Source: California Department of Transportation (Caltrans)

Project
Planned

The project proposes to build a managed lanes connector ramp at the I-15/SR-78 interchange and extend managed lanes on SR-78 through San Marcos in San Diego County. It includes reconstruction of the Barham Drive and Woodland Parkway Interchange to accommodate managed lanes and add a separated pathway for bicyclists and pedestrians. The improvements support local land use decisions including expans

Status
Prospective
Sector
Education, Road, Government
Location
San Marcos, 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 “I-15/SR-78 Managed Lanes Connector and Woodland Interchange Project” is an infrastructure initiative in the Education sector, located in San Marcos, 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 project proposes to build a managed lanes connector ramp at the I-15/SR-78 interchange and extend managed lanes on SR-78 through San Marcos in San Diego County. It includes reconstruction of the Barham Drive and Woodland Parkway Interchange to accommodate managed lanes and add a separated pathway for bicyclists and pedestrians. The improvements support local land use decisions including expansion of California State University San Marcos and other centers.

Original sector

Transportation

Budget

Location

Country

United States of America (USA)

State

California

City

San Marcos

Source

Source

California Department of Transportation (Caltrans)

URL

More Details

Record type

Project

Sector

Education, Road, Government

Article published date

2025-05-22

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