Caltrans's Nov 3, 2026 letting: 9 proposals in 8 counties, led by hazardous waste disposal services in mendocino, lake, humboldt, and del norte counties · license a,haz work
San Diego (2), Butte (1), Del Norte (1) and 5 more · 6 Caltrans districts · bids due through Bid Express
The California Department of Transportation has 9 proposals posted for its bid opening on Nov 3, 2026. The work is spread across 8 counties in 6 of Caltrans's twelve districts. San Diego (2), Butte (1) and Del Norte (1) have the most proposals. By Caltrans's own work-type labels, hazardous waste disposal services in mendocino, lake, humboldt, and del norte counties · license a,haz (1), electrical services in shasta county · license c-10 (1) and hazardous waste disposal services in siskiyou, modoc, plumas, tehama, lassen, trinity… · license a,haz (1) make up the largest share.
No addenda had been posted when this brief was generated. Check the proposal pages again before bidding, because addenda can come out up to the letting. For comparison, the previous advertised letting we tracked, on Nov 2, 2026, had 2 proposals. Counting this one, our table has 11 advertised proposals for 2026 lettings.
Every proposal on the Nov 3, 2026 letting
| Proposal | County | District | Caltrans work type | Addenda |
|---|---|---|---|---|
| 02A2569 | Butte | 3 | Hazardous Waste Disposal Services in Siskiyou, Modoc, Plumas, Tehama, Lassen, Trinity… · License A,HAZ | |
| 01A6690 | Del Norte | 1 | Hazardous Waste Disposal Services in Mendocino, Lake, Humboldt, and Del Norte Counties · License A,HAZ | |
| 11A4441 | Imperial | 11 | IFB Guardrail Services, Imperial and San Diego Counties · License A,C-13,C-31,C-32 | |
| 07-375204 | Los Angeles | 7 | Drainage system restoration · License A,C-12,C-42 | |
| 03-2J2004 | Sacramento | 3 | RHMA, HMA, and concrete barrier · License A,C-12 | |
| 11A4455 | San Diego | 11 | IFPQ-Certified SB including MB, SB-PW or a DVBE, Landscape Maintenance Service in San… · License C-27 | |
| 11A4463 | San Diego | 11 | Plant Establishment for Treatment BMPs San Diego County · License A,C-27 | |
| 05-1Q1504 | Santa Cruz | 5 | Curb ramps, remove and replace sidewalk, and signal and lighting · License A,C-8,C-10 | |
| 02A2539 | Shasta | 2 | Electrical Services in Shasta County · License C-10 |
Where the work is, by district
- District 1 (Eureka): 1 proposal in Del Norte.
- District 2 (Redding): 1 proposal in Shasta.
- District 3 (Marysville): 2 proposals in Butte and Sacramento.
- District 5 (San Luis Obispo): 1 proposal in Santa Cruz.
- District 7 (Los Angeles): 1 proposal in Los Angeles.
- District 11 (San Diego): 3 proposals in Imperial and San Diego.
What kind of work it is
Caltrans labels each proposal with a major work type. Here is what those categories usually involve, and how many proposals on this letting fall into each:
- Hazardous Waste Disposal Services in Mendocino, Lake, Humboldt, and Del Norte Counties · License A,HAZ (1): work as described in the proposal documents. Proposals: 01A6690.
- Electrical Services in Shasta County · License C-10 (1): work as described in the proposal documents. Proposals: 02A2539.
- Hazardous Waste Disposal Services in Siskiyou, Modoc, Plumas, Tehama, Lassen, Trinity… · License A,HAZ (1): work as described in the proposal documents. Proposals: 02A2569.
- RHMA, HMA, and concrete barrier · License A,C-12 (1): work as described in the proposal documents. Proposals: 03-2J2004.
- Signals, lighting and ITS (1): traffic signal, roadway lighting and intelligent transportation systems work: poles, mast arms, conduit, fiber and controller cabinets. Proposals: 05-1Q1504.
- Drainage / grading (1): earthwork, embankment, pipe and box culverts, inlets and ponds, often with the paving and erosion-control work that goes with them. Proposals: 07-375204.
- IFB Guardrail Services, Imperial and San Diego Counties · License A,C-13,C-31,C-32 (1): work as described in the proposal documents. Proposals: 11A4441.
- Landscaping (1): planting, irrigation and related site work in the right of way. Proposals: 11A4455.
- Plant Establishment for Treatment BMPs San Diego County · License A,C-27 (1): work as described in the proposal documents. Proposals: 11A4463.
The work type is only a label. The bid item list and plans for each proposal show the real quantities. Subcontractors and suppliers should price from those, not from the category.
How to bid
- Licensing: contractors need a CSLB license in the right classification, and public works contractors must register with the Department of Industrial Relations. See our Caltrans bidding guide.
- Advertisements: Caltrans lists every project out for bid on its Contracts Out for Bid page, with the bid opening date and county.
- Submitting: Caltrans says electronic bidding for major construction contracts is available through Bid Express.
- Subcontractors and suppliers: our county hubs list the firms in each county, for example San Diego.
- Bonds: on public works over $25,000 the prime must post a payment bond (Civil Code § 9550).
Key dates
- Nov 3, 2026: advertised letting (bids due through Bid Express per the proposal instructions).
- Oct 31, 2026: first of these proposals appeared on Caltrans's letting page in our daily check.
- After the letting: bid results and award decisions on the project's Caltrans page.
More: all upcoming lettings · county hubs · state procurement registration for agency work outside Caltrans.
Spot an error? Email corrections to the editor. Facts in every story come from the sources listed above.