San Dieguito Lagoon Double Track Project
Closed State & local contract opportunity Posted
- Solicitation number
- SOL1630425
- State
- California
- Responses due
Opportunity facts
- Jurisdiction
- Point of contact
-
- Dominic Brunelle dominic.brunelle@sandag.org (619) 665-7306
Opportunity details come from constructionbidsource.com. Updated .
About this opportunity
The San Diego Association of Governments (SANDAG) is soliciting bids for the San Dieguito River Bridge Replacement, Double Track and Special Events Platform Project, a rail infrastructure improvement in the North County Transit District corridor between Solana Beach and Del Mar, with bids due August 24, 2026 at 2:00 p.m. PST and a mandatory pre-bid meeting on July 22, 2026 from 9:30–11:00 a.m. PST on Microsoft Teams.
Federal DBE compliance under 49 CFR Part 26 is required; no specific DBE goal percentage has been set pursuant to the October 3, 2025 Interim Final Rule. Prevailing wage requirements apply to both state and federal wage standards. A skilled and trained workforce requirement is in effect.
The scope spans 2.1 miles of NCTD-owned rail corridor and includes construction of a new double-track bridge over the San Dieguito River, addition of 1.7 miles of new double track, a special events rail platform at the Del Mar Fairgrounds, signal systems and communications, a double box culvert at Stevens Creek, retaining walls, drainage infrastructure, utility relocations (SDG&E electrical, fiber optic, telecommunications, sewer, and water), site preparation with clearing, grading, and ballast work, removal of existing wood trestle bridge, coastal salt marsh restoration, and erosion control. Track construction includes a No. 20 universal crossover and No. 24 turnout.
The engineers' estimate is $276,588,718.78. The project operates on a 922 working day schedule with an approximate 250 calendar day plant establishment period. Liquidated damages are assessed at $85,655 per day for delays. A 35% minimum self-performance requirement is mandated, and the successful contractor must maintain 35% minimum workforce participation under the Community Benefits Agreement.
Bidders must hold an Active Contractor's License (Classification A) and demonstrate qualifications in railroad right-of-way work, multi-span bridge installation, concrete railroad bridge construction, temporary work platform structures, track installation, rail welding, and CIDH pile installation. Time-related overhead applies. The design firm is HNTB Corporation; Jacobs Project Management Co. serves as construction management. Post-bid documents are due August 31, 2026 at 5:00 p.m. PST.
Opportunity text
The San Dieguito River Bridge Replacement, Double Track and Special Events Platform Project is part of the Los Angeles-San Diego-San Luis Obispo (LOSSAN) corridor improvements defined in the San Diego Association of Governments (SANDAG) San Diego Forward, the Regional Plan (Regional Plan). The project area spans the segment of North County Transit District (NCTD)-owned rail corridor from MP 241.8, north of Control Point (CP) Valley, in the City of Solana Beach to MP 244.0, south of CP Del Mar, in the City of Del Mar. The project consists of three distinct components: new double track bridge structure (BR 243.0) over the San Dieguito River, 2.1 miles of track improvements including the addition of 1.7 miles of new double track, and a special events rail platform at the Del Mar Fairgrounds. The project is within the limits of both the City of Del Mar and the City of Solana Beach. The Del Mar Fairgrounds property is located near the middle of the project along the eastern edge of the railroad right-of-way. Work includes track construction; new No 20 universal crossover, No 24 turnout; signal systems and communications; construction of a new double-track bridge and special events platform, double box culvert at Stevens Creek; excavation and embankment; ground improvements, retaining wall construction; construction of drainage ditches, culverts, associated structures; site work and track bed preparation (including site clearing, grading, ballast, and sub-ballast, maintenance access roads, site demolition; removal of wood trestle rail bridge; removal of existing revetment and installation of revetment and rock slope protection, construction of new utilities including SDG & E electrical service line, fiber optic communications facilities (Verizon, NCTD); telecommunications relocation, sewer and water line relocations (City of Del Mar), fire and domestic water installation; and hydroseeding); erosion control; temporary irrigation and coastal salt marsh restoration, in addition to procuring all materials and performing all other work necessary to complete the work in accordance with the Contract Plans and Special Provisions.
Files
| File | Type | Posted |
|---|---|---|
| San Dieguito Lagoon Double Track Project.pdf |
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