Deep clean barry baker tunnel (pressure wash) serv

The National Park Service Pacific West Region seeks deep cleaning and pressure washing services for the Baker-Barry Tunnel at Golden Gate National Recreation Area, with quotations due May 11, 2026 at 3:00 PM Pacific Time. This is a Total Small Business Set-Aside with NAICS code 561990 (All Other Support Services) and a size standard of $16.5 million in annual gross receipts over the past three years.

Place of performance is the Baker-Barry Tunnel in Sausalito, California, located on Bunker Road in the Marin Headlands. The contract is firm-fixed-price with a performance period of September 1, 2026 through February 28, 2027.

The scope includes pressure washing approximately 43,000 square feet of tunnel walls and ceilings using hot water between 180 and 200 degrees Fahrenheit, inspecting and cleaning approximately 130 weep holes to remove mineral buildup and debris (with potential wire mesh replacement for up to 20 percent of weep holes), scraping and wire brushing roadway and gutter areas, implementing traffic control to allow westbound vehicle passage while detouring eastbound traffic, and removing graffiti using biodegradable liquid gel remover. Work operations are restricted to 10 pm to 6 am during weekdays (Sunday 10 pm through Friday 6 am) for no more than five consecutive calendar days. Bidders must provide pricing on three line items: mobilization/demobilization, pressure wash services and weep hole cleaning, and traffic control.

The contractor must maintain liability insurance of $500,000 per person, $1,000,000 per occurrence, and $500,000 property damage. Work is subject to Service Contract Labor Standards, with prevailing wage rates established by Department of Labor Wage Determination No. 2015-5725 for Marin County. All quotations from entities not qualifying as small business concerns will be rejected as nonresponsive. Evaluation considers technical capability and relevant experience, past performance, cost, and qualifications. Amendment 01 posted Attachment 06 (Questions and Answers) and Attachment 07 (Sign In Sheets) with no change to the submission deadline. Questions are due May 5, 2026 at 3:00 PM Pacific Time.