PROJECT: Fairfax Bolinas Road MP 1.0 NO. 2023-28 The project generally consists of the construction of a 100-foot-long CIDH retaining wall, a 100-foot-long concrete waler and the installation of horizontal ground anchors in both. Construction will include the following work activities: structural concrete, minor concrete, shoring, temporary structures, earthwork, pier drilling, erosion and sediment control, roadway paving, striping, a new drainage system, traffic control, guardrail installation, and rock slope protection. Estimate: $2.4M Zoom Meeting ID: 714 8902 0405, Password: DPWENG2024 https://us04web.zoom.us/j/71489020405?pwd=fBlcfTmhRkkKaXq86h2gzBZ2vp74J3.1 There is no pre-bid scheduled. All bidders must visit the project site in order to submit a bid.

Project Name: Marshall Petaluma Rd MP 6.40 Slide Repair Federal Project No.: ER-40A0(089) County Project No. 2019-26 Project Contact & Email: Jason Wong jason.wong@marincounty.gov Project Description: The winter storms during February 2019 caused a slope failure adjacent to Marshall Petaluma Road at MP 6.4. Work will generally include the installation a 50’ long CIDH retaining wall, grading of the slope in front of the wall, installation of rip rap, subdrain & asphalt grinding & paving. Construction for this project shall ONLY occur between June 15 and October 15 unless granted approval from the County. Nesting bird survey is required if work is to occur between February 15 to August 31. Coordination with the County will be required for nesting bird survey. Engineer's Estimate: $300,000 DBE Percentage Goal: %17 Public bid opening to be conducting on Zoom. Zoom Link:https://us04web.zoom.us/j/79554125573?pwd=ER5voRLQVzaBMu1D1OKKVuGubvjchD.1 Zoom ID & Password:795 5412 5573 Password: DPWENG2024 If submitting a paper bid it needs to be addressed to the Director of Public Works and delivered to: Marin County Civic Center - Department of Public Works 3501 Civic Center Drive, Suite 304 San Rafael, CA 94903

Project Name: MARIN CITY DONAHUE STREET PORTABLE PUMP STATION PROJECT County Project No. 2023-36 Project Contact & Email: Dave Bracken David.Bracken@MarinCounty.gov Project Description: Improvements for this project will generally include two temporary wet wells with two trailer mounted pumps, a new catch basin and replacing an existing drainage inlet with a larger catch basin structure. New storm drain pipe will connect the new catch basin, replaced drainage inlet and two wet well structures. The two trailer-mounted pumps will be purchased by the County prior to construction and will pump stormwater out of the wet wells via 8-inch DIP intake piping and discharge flow via 12-inch HDPE force mains into the existing Pond outlet structure located on the east side of the Pond, approximately 1,200 feet to the north. The proposed force main alignments is field fit and will run above grade and in parallel north around the Gateway Shopping Center parking lot (behind the back of curb as to not obstruct business operations) and continue north along the muscle wall east of the Pond, then west to discharge through the hatch on the Pond outlet structure. The improvements also include replacing sections of existing concrete curb and gutter with new concrete curb and gutter, a new gravel pad, road resurfacing and pavement markings/striping restoration. The work will take place on local (residential) roads in Marin City in the landscaped area north of the Drake Avenue and Donahue Street intersection. Engineer's Estimate: $1,400.000 Bid Opening Date & Time (On Zoom): July 12, 2024 at 2:00 PM Zoom Link for bid opening:https://us04web.zoom.us/j/76661709181?pwd=xanyaPPaq4foOYAa8H2PG6qJCpJIyQ.1 Zoom ID & Password:766 6170 9181, Password: DPW2024 A mandatory pre-bid meeting is scheduled for 1:00 p.m. on June 25, 2024 for this project. The pre-bid meeting location is the southeast corner of the Marin Gateway Shopping Center located in Marin City, CA. Only contractors that attended the pre-bid meeting will have their bids opened and read at bid opening. If submitting a paper bid it needs to be addressed to the Director of Public Works and delivered to: Marin County Civic Center - Department of Public Works 3501 Civic Center Drive, Suite 304 San Rafael, CA 94903

Project Name: RFP #2848 Donahue Street Portable Pump Operations & Maintenance Services Date: 5/31/2024 Description: The Marin County Flood Control & Water Conservation District (District) is seeking qualified contractors to be available on-call 24/7 when notified by District staff to set-up, operate and maintain portable trailer mounted pumps at a pump station consisting of two below ground sumps located along Donahue Street in Marin City, Marin County, California. Division: Marin County Flood Control & Water Conservation District ***Pre-Proposal Conference** There will be mandatory pre-proposal site visit scheduled by the County. This conference should be approximately 2 hours long. - Date/Time: Wednesday, June 12, 2024 @ 11:00 AM - Location: Drake Avenue and Donahue St in Marin City. Near the St Andrew Presbyterian Church located at 101 Donahue St, Sausalito, CA 94965.

Project Name: 2024 PAVEMENT DIGOUT PROJECT, PHASE 1 County Project No.: 2024-08 Project Contact & Email: Bradley Kurz bradley.kurz@marincounty.gov Project Description: This project generally consists of grinding and paving asphalt concrete digouts, traffic control, storm water pollution control and related incidental work on various roadways that include: Butterfield Rd, Nicasio Valley Rd and Pt. Reyes-Petaluma Rd. Engineer's Estimate:$470,000 Bid Opening Date & Time (On Zoom): June 25, 2024 at 2:30 PM Pacific Zoom Link for bid opening: https://us04web.zoom.us/j/75994231599?pwd=14E3k0G506ganaZwakmghrZFVV7awe.1 Zoom ID & Password: 759 9423 1599, Password: DPWENG2024 If submitting a paper bid it needs to be addressed to the Director of Public Works and delivered to: Marin County Civic Center - Department of Public Works 3501 Civic Center Drive, Suite 304 San Rafael, CA 94903