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Current Projects
Provided is a list of current projects for the Department of Public Works. If you have questions about a specific project, please contact the engineer indicated.
Napa County Public Works Annual Letter for 2023
This is a notice to contractors about an opportunity to be included on contractors list(s).
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2021 Four Lagging Walls Construction Project: Dry Creek Rd. and Diamond Mtn. Rd.
The proposed project consists of storm slide repair with lagging/retaining walls and roadway reconstruction caused by the 2017 and 2019 damage in Napa County.
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2023 Annual Guardrail Repair, RDS 23-09
The proposed project will repair damaged guardrails at various locations of Napa County. The Project shall include but not be limited to all labor and materials for the following safety enhancement components for Napa County: guardrails, delineators, installation of new wood posts and wood blocks for guardrail, new terminal end treatments, and new guardrail beams.
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2023 Berryessa Improvements Project
The 2023 Berryessa Improvements Project will provide road rehabilitation efforts within two (2) subdivisions (the Berryessa Highlands and the Berryessa Pines), Steele Canyon Road, Berryessa Knoxville Road, and Spanish Flat Loop Road. The treatments at each location vary from seals to overlays and are specified on the Plans and Specifications. The County will resurface 24 roadways.
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2023 Bridge Repairs Repairs Project, RDS 23-11
The work for the project consists of repairs to deteriorated concrete and masonry materials at girders, soffits, and supporting structures of bridges through Napa County. Engineer Estimate: $350,000. The contractor shall possess a Class "A" license at the time of contract award.
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Angwin Area Paving Project, RDS 22-25
The project is located on the following roadway within Napa County: Howell Mountain Road from the 4 corners (Intersection of White Cottage, Old Howell Mountain, Howell Mountain, and Deer Park Road) to Pope Valley Road. The proposed project in general consists of grinding three inches of existing pavement and placement of 3 inches of new pavement. Other work includes digouts, culvert, sign, and asphalt dike replacements.
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Campbell Creek Fish Passage, RDS 22-01
Napa County is proposing to replace the existing Dry Creek Road Culvert at the mouth of Campbell Creek that conveys the water in Campbell Creek beneath Dry Creek Road into Dry Creek along the south edge of the paved roadway.
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Chiles-Pope Valley Rd Bridge Over Chiles Creek, RDS 15-23 Fed Proj. No: BRLS 5932 (074)
The Chiles Pope Bridge Replacement Project is located on Chiles Pope Valley Road, within a rural portion of Napa County, California. The project consist of replacement of the existing bridge on Chiles Pope Road over Chiles Creek. The proposed bridge structure consists of an approximately 105-foot-long by 26-foot-wide two-span cast-in-place prestressed concrete slab that is two feet in depth. Engineer’s Estimate: $5,200,000. Engineer’s Estimate: $5,200,000
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Dry Creek Reconstruction Phase II, RDS 23-17
The proposed project is to rehabilitate approximately 5,500 feet of Dry Creek Road with two repair methods each for approximately ½ mile. The methods are a full depth reclamation and a grind and patch with an overlay. The entire road will receive a new top lift of asphalt. A culvert will be replaced along with other items like signing and striping.
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Dry Creek Road Bridge over Dry Creek, RDS 15-22
The project is 0.8 miles west of Mt. Veeder Road and consist of replacing the existing bridge at a sharp curve in Dry Creek Road. The proposed bridge structure would consist of an approximately 80-foot-long by 32-foot-wide single-span concrete slab bridge that is constructed on pre-cast and pre-stressed concrete girders. The project also includes 900 feet of new roadway to remove two curves in Dry Creek Road. If the County can complete the regulatory permit process and right-of-way acquisitions before 2023, then it is possible that construction could begin in 2023. There is significant competition for federal Highway Bridge Program funding and it is anticipated that construction could begin in 2025.
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Dry Creek Road MPM 11.6, RDS 23-20
During the storm event that started in January of 2023, significant damage occurred at Dry Creek Road MPM 11.6, which is located in the unincorporated Napa County. Dry Creek Road MPM 11.6 sustained road and bank failure consisting of downslope failure on the northern side of the roadway, where a portion of the road slid down the hillside threatening the remaining portions of the road.
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East Central Paving Project, Phase Three, RDS 21-25C
The project is located on Atlas Peak Road from 3681 Atlas Peak Road to End. The proposed project includes but is not limited to asphalt pavement grind outs, moisture compaction of subgrade, asphalt pavement replacement, leveling course, asphalt fibbers, paving fabric, and asphalt pavement, per the project Plans and Specifications.
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Fifth Street Parking Garage Charging Stations, PW 22-24
The project will be commenced at the following Napa County facility: 1100 Fifth Street, Napa, CA 94559. The project includes but is not limited to demolition, new electrical equipment, resurfacing concrete, installing six (6) new owner-furnished level-2 charging stations, and new striping of the parking garage.
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HSIP CYCLE 10 STRIPING, RDS 21-32 State Project Number: HSIPL 5921 (086)
The project will be performed on the various segments throughout Napa County listed on the plans and specifications. The proposed project will upgrade striping and various pavement markings to Caltrans Standards, also installing new and upgrading existing Class II and III Bike Lane signs.
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LBRID Pump Station No 1 and 2 Generator, LB 21-01
The Lake Berryessa Resort Improvement District is seeking contractors to purchase and install two stand-by generators for two existing water system pump stations (one at each location) located at different locations on Harness Drive in Pope Valley. Scope includes site work as shown on the conceptual site plans, connection to existing manual transfer switches, and start-up and testing services.
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Livermore Road 1.25 Slide Repair, RDS 19-66
The work for the project consists of roadway demolition, excavating the fill slope below the roadway, drilling and casting reinforced piers, forming and casting a concrete retaining wall, installing drainage, backfilling and reconstructing the roadway.
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Monticello Area Paving, RDS 23-15
The project includes but is not limited to grinding three (3) inches of existing pavement and placement of three (3) inches of new pavement and/or two (2) inches of asphalt overlay and driveway conforms. Other work includes replacement and/or repair of curb and gutters, replacement of existing signs, and protecting existing utility monuments and covers.
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Mt. Veeder Road MPM 3.75, RDS 23-22
The Mt. Veeder Rd, MPM 3.75 project consists of replacing the damaged road with a 100-foot-long cast-in-place drilled hole pile supported retaining wall.
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Mt. Veeder Road MPM 6.15 Slide Repair Project, RDS 23-32
The project will take place on Mount Veeder Road at Mile Post Marker (MPM) 6.15. During the storm events that started in January of 2023, significant damage occurred at Mount Veeder Road MPM 6.15, which is located in the unincorporated Napa County. Mount Veeder Road MPM 6.15 sustained road and bank failure consisting of downslope failure on the northern side of the roadway, where a portion of the road slid down the hillside threatening the remaining portions of the road. The slide is approximately 100 feet long by 12 feet wide.
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Mt. Veeder Road MPM 6.25 Slide Repair Project, RDS 23-24
The work for the project generally consists of roadway demolition, excavating and reconstructing the slide area below the road, installing a retaining wall with associated drainage, and repaving the damaged area. Refer to the Plans and Specifications for more details. Engineer Estimate: $632,000. The Contractor shall possess a Class “A” license at the time of contract award.
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Napa County - Airport Terminal Area Redevelopment Phase I, PW 23-29R
Airport Terminal Area Redevelopment Phase I There are three (3) Bid Schedules included for this Project. The scope of work for each consists of the following: Bid Schedule A – Electrical Improvements, Bid Schedule B – Sanitary Sewer Improvements, and Bid Schedule C – Terminal Building Demolition. Engineer’s Cost Estimate: Bid Schedule A: $1,053,160, Bid Schedule B: $365,600, & Bid Schedule C: $327,500. Contractor shall possess a Class A License at the time of contract award.
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Napa County Replacement Detention Facility, PW 20-100
The new Jail Facility will be designed to include 32-bed Housing pods, two 24-bed dormitory Housing units and Medical and Mental Health Services spaces for a total of 332 total beds. In addition, the facility will include all the necessary spaces to operate a fully functional Jail Facility.
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Napa River Oakville to Oak Knoll Reach - Site 9
The project is located on the East and West banks of the Napa River in a stretch located between Yountville Cross Road and Oak Knoll Avenue in Napa County.
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Napa River Restoration Oakville to Oak Knoll
The project is located along the Napa River north of Yountville and just south of the Oakville Cross Road.
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NBRID Sewer Lift Station 2 Pump Replace, NB 19-05
The location of the work is entirely within the Napa Berryessa Resort Improvement District. The primary objective of the project is to install new electro-mechanical equipment at Lift Station No. 2 located at Steele Canyon Road near Arroyo Lindo Dr in Napa.
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NBRID Wastewater Disposal Sprayfields, NB 23-02
The location of work is entirely within the Napa Berryessa Resort Improvement District (District). The primary objective of the project is to assemble a land disposal irrigation network or pipes, valves, fittings and spray guns to apply treated wastewater effluent on District owned property. Engineer Estimate: $487,500. The Contractor shall possess a Class “A” or “C-36” license at the time of contract award.
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NBRID Wastewater Pond No. 2 Slope Stabilization Project, NB 22-01
The project is located at 9625 Steele Canyon Road within the County of Napa. The primary objective of the project is to restore the earthen slope, liner and damaged evaporation system pipe and improve drainage at Wastewater Pond No. 2. HDPE liner will be cut and pulled back to expose the slide at pond bottom. Slumped material will be excavated and hauled to a staging sites across road at Steele Park Report.
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OVOK Group B Revegetation Project, PW 19-21
The project is located on the East and West banks of the Napa River in a stretch located between Yountville Cross Road and Oakville Cross Road in Napa County.
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OVOK Group C Revegetation
The project is located on the East and West banks of the Napa River starting at the Yountville Cross Road bridge and extending approximately 3,000 ft to the South.
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Partrick Bridge Repair over Browns Valley Creek, RDS 20-12
The project will be commenced along sections of the following Napa County road: Partrick Road Bridge (near 1500 Partrick Road). Remove existing Bailey Bridge, concrete K-rails and 2 concrete blocks and transport to the Napa County Roads Yard in Yountville. Drill 4 shafts for 36” diameter 18’ long CIDH pilings with casing and dewatering if needed, install rebar and cast full of concrete. Construct concrete footing/abutments and install a new Acrow bridge. Engineer Estimate: $800,000. The Contractor shall possess a Class “A” license at the time of contract award.
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Redwood Road 4.5 Slide Repair, RDS 23-25
The work for the project consists of roadway demolition, excavating the fill slope below the roadway, drilling and casting reinforced piers, forming and casting a concrete retaining wall, installing drainage, backfilling and reconstructing the roadway. Refer to the Plans and Specifications for more details. Engineer Estimate: $500,000. The Contractor shall possess a Class “A” license at the time of contract award
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RFQ Napa County 2023 Road Infrastructure Repair Projects, Engineering & Related Services
Napa County is seeking statements of qualifications (“SOQs”) from teams who can provide civil engineering, structural engineering, hydrologic engineering, geotechnical engineering, surveying, and environmental services needed to produce designs and provide support for completing repairs to damaged roadways that may be locally, FEMA and/or State funded.
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RFQ Napa Valley Vine Trail Project
The County of Napa is requesting statements of qualifications (SOQ) from consultants to complete the design, environmental documents, permit applications, and right-of-way acquisition documents with federal funds. The consultant will also provide construction support during the bidding and construction phases of the Napa Valley Vine Trail from Yountville to St. Helena, RDS 23-19.
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Silverado Area Paving, RDS 23-08
The project includes but is not limited to grinding three (3) inches of existing pavement and placement of three (3) inches of new pavement. Other work includes replacement and/or repair of curb and gutters, concrete valley gutters, signs, and protecting existing utility monuments and covers. Engineer’s Estimate: $1,200,000. The Contractor shall possess a Class “A” or “C-12” license at the time of contract award.
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Silverado Trail Guardrail Repair MM 0.0 - 11.0, RDS 20-01 Federal Project Number: HSIPL 5921 (079)
Replace existing guardrails at 27 locations over an 11-mile stretch of Silverado Trail between MM 0.00 and MM 11.00. Project work includes post removal, beam detachment from bridge walls, and installation of height-compliant post and beam guardrail systems.
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Silverado Trail, Petrified Forest Road, Whitehall Lane Pavement Repair Project, RDS 23-13
Each of the three pavement maintenance repair areas of “Silverado Trail, Petrified Forest, Whitehall Lane Pavement Repair Project,” RDS 23-13, will require a different roadway rehabilitation method, with four separate funding sources, including Measure T funds, PGE Fire funds, Upper Valley Disposal Service Franchise Fee funds, and funding by the City of Calistoga for portions within their jurisdiction.
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Silverado Trail Striping, RDS 20-02 Federal Project Number: HSIPL 5921 (080)
Upgrade striping on Silverado Trail from Trancas Street to Highway 29. The striping upgrade will only occur within portions of the roadway under County jurisdiction. All work will occur within existing County right of way.
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Soscol-Devlin Roundabout Project
Napa County is proposing to improve the intersection for Devlin Road and Soscol Ferry Road with construction of a roundabout. The project would convert the intersection into a yield-controlled, single-lane, three-legged roundabout designed to accommodate future traffic forecasts. There would be no expansion in the number of travel lanes for Devlin Road and Soscol Road, but minor expansion of right-of-way is necessary to accommodate the roundabout.
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South Campus HHSA Child Welfare Services & Security Improvements Project, PW 21-28
The project is located at Child Welfare Services (CWS) 2751B Napa Valley Corporate Way, Napa, CA 94558. Description of Work: Building and site repairs will include but not be limited to miscellaneous security and safety improvements located in the CWS main lobby and the children’s playground area.
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South Napa Shelter Phase II - HVAC Replacement, PW 20-16A
The South Napa Shelter Project Phase II - HVAC provides needed maintenance and modernization to the Napa County homeless shelter facility at 100 Hartle Court, Napa, CA, related to the increased occupancy required HVAC work, resulting from the South Napa Shelter TIP, PW 20-16 Project.
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Steele Canyon 6.4 Slide Repair, RDS 23-27
The project will be commenced along sections of the following Napa County roads: Steele Canyon Road MPM 6.4 (near 1267 Steele Canyon Road). The Project shall include but not be limited to all labor and materials for the following safety enhancement components for Napa County.
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Steven E. Lederer
Director
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Public Works
Physical Address
1195 Third Street
Suite 101
Napa, CA 94559
Phone 707-253-4351Fax 707-253-4627
Hours
Monday - Friday
8 a.m. - 5 p.m.
(except legal holidays)