Current IFBs, RFPs & RFQs


Vendor Registration 

To register as a vendor for current or future procurements, please complete our Vendor Registration Form.


Current RFP:

Engineering Design Services for Compressed Natural Gas (CNG) Project

Posted December 19, 2014 
To view the RFP, click here:  
RFP Engineering Design Services for Compressed Natural Gas (CNG) Project
To view corrections to dates in the original RFP, click here:
 Addendum No.1
To view changes to the location and agenda of the non-mandatory pre-proposal conference, click here:  
Addendum No. 2
Posted 1/8/15:  Pre-proposal Meeting Sign-in Sheet
To view questions and responses about the RFP, click here:  
Addendum No. 3
To view corrections to wording in the original RFP; and additional certification required, click here:
Addendum No. 4

Sealed proposals will be received by Solano County Transit (SolTrans), located at 311 Sacramento Street, Vallejo, California, 94590 until 3:00 p.m., February 5, 2015, for Engineering Design Services for SolTrans’ Compressed Natural Gas (CNG) Project.


Description of Services:  Provide engineering design services for compressed natural gas (CNG) facilities for implementation at the SolTrans Operations and Maintenance Facility located at 1850 Broadway Street in Vallejo, California. 

SolTrans 1850 Broadway O&M Facility Plans (currently under construction)

To view images of construction at the facility, click here:  SolTrans O&M Facility Construction Images

SolTrans 1850 Broadway O&M Facility As-built plans:

(01) Guide 1-3
(02) Civil 1-7
(03) Landscape 1-3
(04) Architectural 1-12
(05) Structural 1-10
(06) Mechanical 1-9
(07) Electrical 1-8
(08) Equipment 1-2

Key Dates:

Non-mandatory pre-proposal conference, if needed

January 7, 2015

Deadline for written inquiries and comments

January 16, 2015

Response to written inquiries

January 23, 2015

Proposals due

February 5, 2015

 Agency Contact:

James McElroy, Project Lead



Current RFQ:


On-Call General Maintenance Services

Sealed Statements of Qualifications are being received by Solano County Transit (SolTrans), located at 311 Sacramento Street, Vallejo, California, for ON-CALL GENERAL MAINTENANCE SERVICES.

To view the RFQ, please click here.

Description of Work

SolTrans is looking to establish a list of on-call, State of California licensed contractors and/or vendors registered with the Solano County Department of General Services, that can perform some or all of the following areas of general maintenance duties: electrical, plumbing, building repairs, roofing, HVAC, pest control, painting, security camera system install, repairs and maintenance; janitorial services, landscaping, window washing, power washing sidewalks, cleaning & maintaining the Vallejo Transit canopies and surrounding areas, fencing repairs, pavement repairs, sign installation within parking lots and public rights-of-way for bus stops; install and maintain bus stop shelters, glazing/windows repairs, doors, locks and other general building maintenance as required.

Contact Marty Hanneman, Project Manager,