# Santa Rosa Planet bids #RFQ 26-63

City of Santa Rosa purchase of a GSSI UtilityScan DF radar system and survey cart

**Posted:** September 29, 2026
**Respond By:** October 21, 2026
**Identifier:** RFQ 26-63
**NAICS:** 423490

The City of Santa Rosa is seeking a one-time purchase of a GPR system and survey cart for utility mapping and field surveys.
- **Government buyer:** City of Santa Rosa, Purchasing Section; buyer named in the attachment: Samone Chrisman.
- **OEM:** **Geophysical Survey Systems, Inc. (GSSI)** is the specified manufacturer. Both items may be proposed as City-approved equivalents.
- **Products requested:**
  - One GSSI UtilityScan DF ground-penetrating radar system, including a dual-frequency antenna operating in the 400–800 MHz range, RTK GPS integration and hardware/accessories, and mapping and data-processing software.
  - One GSSI UtilityScan DF Model 655 four-wheel survey cart, suitable for rough, uneven, and off-road terrain.
- **Notable requirements:** The radar system must have at least IP65 environmental protection. Software must support utility mapping, data acquisition, processing, post-survey analysis, and exports in commonly used GIS- and CAD-compatible formats. Deliverables include software licenses, user documentation, and initial operator training if available.
- **Other procurement details:** Delivery is requested to the Laguna Treatment Plant. The cost sheet lists delivery and 10% sales tax as separate entries. The purchase is an all-or-none award.

### Description

The City of Santa Rosa is seeking quotes to purchase one ground penetrating radar system and one survey cart, or City-approved equivalents, under an all-or-none award. The system is specified for underground utility locating and mapping, with requirements including a dual-frequency antenna, RTK GPS integration, environmental protection, mapping and data-processing software, and a cart suitable for rough terrain. Bids must be submitted electronically through PlanetBids and include the required forms, including a completed cost sheet. The response deadline is October 21, 2026, at 4:00 p.m.; questions and requests for approved equals or exceptions are due October 14, 2026, at 2:00 p.m.

[View original listing](https://vendors.planetbids.com/portal/20314/bo/bo-detail/146739)