# California eProcure #03A4228

Signal Detection System Replacement and Modification – Caltrans Small Business Minor B Contract (Nevada County, CA)

**Posted:** September 16, 2026
**Respond By:** September 30, 2026
**Identifier:** 03A4228
**NAICS:** 237310, 238210, 237990, 237130

This opportunity is a Small Business Minor B contract from the California Department of Transportation (Caltrans) for the replacement and modification of signal detection systems in Nevada County, California.
- **Government Buyer:**
  - California Department of Transportation (Caltrans), under the California State Transportation Agency
  - Sub-agency: Caltrans District 3, Division of Procurement and Contracts
- **Scope of Work:**
  - Replacement and modification of traffic signal detection systems at specified locations
  - Installation of hybrid detection equipment (video and radar analytics)
  - Electrical work including conductors, cables, and system modifications
  - Traffic control and safety measures (temporary barriers, crash cushions, rumble strips)
  - Environmental compliance (lead compliance plan, water pollution control, compost, dry seed)
  - Maintenance of existing traffic management system elements during construction
  - Training for Department employees on the new hybrid detection system
- **Products/Services Requested:**
  - Hybrid detection sensors and control units (video/radar analytics)
  - Temporary barrier systems (concrete/steel, various types)
  - Temporary crash cushions (MASH TL-2/TL-3 compliant)
  - Portable transverse rumble strips
  - Electrical conductors, camera cables, signal interconnect cables, and related hardware
  - Lead compliance plan, traffic control system, portable changeable message sign, automated flagger assistance device (16 units), job site management, water pollution control program, temporary check dam (15 LF), temporary drainage inlet protection (3 units), dry seed (2,560 SF), compost (16 CY), modifying signal and lighting systems
- **Notable Requirements:**
  - Only certified Small Businesses may bid; bids over $484,000 will be rejected
  - Contractor must hold a General Engineering (A) or Electrical (C-10) license
  - Payment bonds and insurance required upon award
  - Strict compliance with California civil rights and environmental regulations
  - Bids must be submitted by email only; no hard copies accepted
  - 8 hours of manufacturer-provided training for up to 12 Department employees
- **OEMs and Vendors:**
  - No specific OEMs or vendors are named in the solicitation documents
- **Estimated Value:**
  - Approximate contract value is $410,000

### Description

This solicitation is for a Small Business Minor B contract for signal detection replacement in Nevada County. The contractor must be a certified Small Business under section 2-1.05. Bids over $484,000 will be rejected per Public Contract Code 10105(b). Payment bonds and insurance are required at the time of award if the company is the low bidder and awarded the contract. Bids must be submitted by email only; hard copy bids will not be accepted.

[View original listing](https://caleprocure.ca.gov/event/2660/03A4228)