2020 Major Construction Map – San Diego
Location 1
Segments 4 of the I-5 North Coast Corridor Project. Construct HOV lanes from Palomar Airport Road to SR-78.
- 2020 New Construction.
- Cost: $40 million.
- Completion: Winter 2022.
Location 2
Segments 2 and 3 of the I-5 North Coast Corridor Project. Extend HOV lanes from Birmingham Drive to Palomar Airport Road, construct sound walls, and bike/pedestrian improvements.
- Ongoing Construction.
- TransNet Funded.
- Senate Bill 1.
- Cost: $224 million.
- Completion: Summer 2021.
Location 3
Segment 1 of the I-5 North Coast Corridor Project. Extend HOV lane from Lomas Santa Fe Drive to Birmingham Avenue, replace and lengthen the San Elijo lagoon highway and rail bridges, and construct bike/pedestrian improvements.
- Ongoing Construction.
- TransNet Funded.
- Cost: $260 million.
- Completion: Winter 2021.
Location 4
Pavement rehabilitation in Escondido on SR-78 from North Broadway to Teepee Drive.
- 2020 New Construction.
- Senate Bill 1.
- Cost: $30.4 million.
- Completion: Winter 2022.
Location 5
Culvert rehabilitation on SR-78 from just east of the community of Ramona to SR-79.
- 2020 New Construction.
- Cost: $6.3 million.
- Completion: Spring 2021.
Location 6
Construct Torrey Meadows Bridge over SR-56 just west of Camino Del Sur.
- 2020 New Construction.
- Cost: $7.5 million.
- Completion: Winter 2021.
Location 7
Restripe SR-52 from the I-5/SR-52 interchange to Magnolia Avenue in Santee.
- 2020 New Construction.
- Senate Bill 1.
- Cost: $2 million.
- Completion: Fall 2020.
Location 8
Pavement rehabilitation on SR-52 at various locations between I-805 and SR-163.
- 2020 New Construction.
- Senate Bill 1.
- Cost: $16.9 million.
- Completion: Spring 2020.
Location 9
Construct the new Mid-Coast Trolley Blue Line which will run adjacent to I-5 between Old Town and Voigt Drive, then to a new transit center at Westfield UTC. Construct Gilman Drive overcrossing, barrier and sidewalk replacement on Voigt Drive Bridge, and southbound auxiliary lane at Gilman Drive.
- 2020 New Construction.
- TransNet Funded.
- Completion: Fall 2021.
Location 10
Drainage system restoration on I-8 from Midway Drive to just east of Lake Jennings Park Road.
- 2020 New Construction.
- Senate Bill 1.
- Cost: $13.2 million.
- Completion: Winter 2022.
Location 11
Pavement rehabilitation on I-8 from Lake Murray Boulevard to Johnson Avenue to include slab replacement and hot mix asphalt on shoulders and ramps.
- Ongoing Construction.
- Cost: $18 million.
- Completion: Summer 2020.
Location 12
Culvert repair along 15 miles of I-8 to replace guardrail and fence on I-8 between Alpine and Harbison Canyon.
- 2020 New Construction.
- Senate Bill 1.
- Cost: $7.8 million.
- Completion: Summer 2021.
Location 13
Upgrade gore paving, maintenance vehicle pullouts, and guardrail systems on SR-94 and SR-125 from College Grove Way to Spring Street.
- Ongoing Construction.
- Cost: $3.7 million.
- Completion: Summer 2021.
Location 14
Widen the Sweetwater River Bridge on I- 805 just south of SR-54, upgrade bridge rails, repair shoulders, joint seals and approach slabs.
- 2020 New Construction.
- Senate Bill 1.
- TransNet Funded.
- Cost: $27 million.
- Completion: Spring 2022.
Location 15
Construct sound walls on southbound I-805 from East Naples Street to Bonita Road.
- 2020 New Construction.
- TransNet Funded.
- Cost: $34.6 million. Completion: Summer 2020.
Location 16
Construct southbound connectors from SR-125 to eastbound SR-905 and from SR-125 to eastbound SR-11 and construct a 4-lane freeway from Enrico Fermi Drive to just north of the proposed Otay Mesa East Port of Entry.
- 2020 New Construction.
- Senate Bill 1.
- Cost: $127 million.
- Completion: Summer 2022.
Various Locations
- Replace 24 Changeable Message Signs panels with Advanced Variable Message panels.
- Senate Bill 1.
- Cost: $6.7 million.
- Completion: Winter 2021.
- Repair and install Vehicle Detection Station elements at various locations in San Diego County.
- Senate Bill 1.
- Cost: $16.8 million.
- Completion: Winter 2022.
- Restripe pavement at various locations in San Diego County.
- Senate Bill 1.
- Cost: $10.2 million.
- Completion: Winter 2020.
- Install fiber optic lines at various locations in San Diego County.
- Senate Bill 1.
- Cost: $39.6 million.
- Completion: Summer 2022.
- Deck repairs at various bridges in San Diego County.
- Senate Bill 1.
- Cost: $6 million.
- Completion: Summer 2020.
Please note that all costs and completion dates are estimated.
- Funding for these highway improvements comes from the federal gas tax, state gas tax, the TransNet half-cent sales tax and local contributions.
- For real-time map information and updates on regional transportation projects visit: dot.ca.gov/d11, KeepSanDiegoMoving.com or call (619) 688-6670
- For a printable version of this map, email CT.Public.Information.D11@dot.ca.gov
- 2020 Major Construction Map – Imperial County
- 2020 Major Construction Map – San Diego
- I-15 Express Lanes
- Interstate 8 / Imperial Avenue Interchange
- I-8 Update (Imperial County)
- San Diego – Coronado Bay Bridge Suicide Deterrent Project
- SR-11 / Otay Mesa East Port of Entry
- SR-111 Niland Geyser Mitigation Project
- SR-163/Friars Road Interchange Project
- State Route 67 Corridor
- SR-94/125 Interchange Project