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This Solicitation opportunity from California was posted on April 8, 2025. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

2025 Annual Guardrail Repair, RDS 25-04

Closed
RDS 25-04State & Local

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

Active Opportunities Like This One

NAICS: 237310
New
North Hollywood Central Remediation Well Collector Line; IFB No. 8003R1
Solicitation # 8003R1
Kiewit Infrastructure West Co. is soliciting sub-quotes for the North Hollywood Central Remediation Well Collector Line project, an infrastructure initiative for the City of Los Angeles Department of Water and Power located in California. The comprehensive scope of work includes underground construction such as tunneling, boring, jacking, and micro tunneling, as well as site preparation, civil works, and environmental services including SWPPP, land surveying, shoring, and asphalt paving. Required materials and supplies range from precast concrete and ready mix to cathodic protection, steel casing, and traffic signals and lighting. This solicitation is specifically targeting qualified Small Business, Women-Owned Small Business, and Disadvantaged Business Enterprise firms, including MBE, WBE, and OBE certifications. To be considered, responsive bidders must possess a valid California Contractor's license and provide acceptable insurance. Furthermore, subcontractors and material contractors are required to provide bonding for 100% of their contract value, for which Kiewit will reimburse the premiums. The bid deadline is November 18, 2025, and interested parties must coordinate through Kiewit's Building Connected system or contact Lead Estimator Ken Johnston for project specifications and invitations to bid.
Kiewit Infrastructure West Co.

POSTED

about 2 hours ago

DEADLINE

in 9 days
NAICS: 237310
New
International
Conservation Work and Access Road Improvement of Shahr-e Gholghola to Chehel Dukhtaran Ancient Qalah and Access Road Improvement of Zargaran Bala and Zargaran Payeen Valley in Bamiyan, Afghanistan Aziz Ur Raman Tanha - [email hidden]
Solicitation # AFG26ITB009
UNESCO is soliciting bids for a large-scale works project in Bamiyan province, Afghanistan, focused on preserving heritage properties and upgrading informal settlements in Sayed Abad, Zargaran Bala, and Zargaran Payeen villages. The scope of work includes the conservation of the Ancient Qalahh of Chehel Dukhtaran, improvement of access roads from Shahr-e Gholghola to the Qalahh, and the installation of drainage systems. Key construction activities involve stone masonry, Plain Cement Concrete (PCC), boulders, and Reinforced Cement Concrete (RCC). The project is supported by the government of Italy and implemented through UNESCO and UN-Habitat. The contract will be awarded to the lowest priced technically qualified bidder based on criteria including technical capacity, experience, and compliance with specifications. The performance period requires commencement within 45 days of site access, with substantial completion expected within four months. Financial terms include a potential 20% advance payment, with progress payments submitted monthly and final payment processed 30 days after the issuance of a Certificate of Substantial Completion. Contractual obligations include a 10% performance guarantee valid for 12 months post-completion and a 12-month defects liability period. Liability insurance must cover the contract value plus 10%. For delays, liquidated damages are set at 0.35% of the contract price per calendar day, capped at 10%. Bidders must submit their proposals in PDF format via email by November 29, 2026, ensuring all files are under 10MB per email and avoiding third-party file-sharing tools.
UNESCO

POSTED

1 day ago

DEADLINE

N/A
NAICS: 237310
New
SLED
Salem Twp- T-16 Culvert Washout Replacement
Solicitation # 49913
The Salem Township T-16 Culvert Washout Replacement project involves the emergency repair of a culvert washout on Duck Creek Road in Whipple, Ohio. The scope of work requires the contractor to provide all labor, equipment, and materials to replace the existing washout with a pre-cast concrete four-sided box culvert. The project is governed by the 2023 Ohio Department of Transportation Construction and Materials Specifications and the requirements of the Washington County Engineer. The estimated project cost is $91,527.00, and the contract will be awarded to the lowest and best bidder, provided the bid does not exceed the estimate by more than 10 percent. All work must be completed by April 1, 2027, with a one-year guarantee against defects following final payment. Contractors must adhere to strict regulatory requirements, including Ohio Prevailing Wage Laws, the Ohio Bureau of Worker’s Compensation Drug-Free Workplace Program, and Ohio preference for local products and labor. Required deliverables for the pre-construction meeting include a subcontractor list, a construction schedule, and road closure estimates. The contractor must provide a bid guaranty and, if necessary, a performance bond. Additionally, the project mandates compliance with various federal non-discrimination acts and requires the submission of certified payrolls and proof of Ohio workers' compensation coverage. The Township serves as the sole judge of the quality of materials and workmanship, and the pre-cast box culvert must be installed within a single day after coordinating with the county.
Washington County, OH - Engineer

POSTED

1 day ago

DEADLINE

in 15 days
NAICS: 237310
New
SLED
KTA 8297
Solicitation # 8297
KTA Contract 8297, managed by the Kansas Turnpike Authority, involves the installation of an Ultrathin Bonded Asphalt Surfacing (UBAS) overlay on I-35, including interchanges, from mile marker 112 to 132 in Lyon County. The scope of work encompasses UBAS, commercial grade asphalt patching and surfacing, patching of the I-35 mainline, and the milling and inlaying of the outside shoulder. Key deliverables include the installation of specific pavement markings, such as 12-inch white chevron lines and 6-inch yellow edge lines, and the implementation of comprehensive work zone traffic control. Performance is scheduled in phases, with asphalt patching and commercial grade paving starting no earlier than April 12, 2027, and UBAS and remaining work commencing after May 31, 2027. The contract will be awarded to the lowest responsible bidder based on the summation of unit prices multiplied by approximate quantities. Bidders must provide a statement of financial condition unless pre-qualified by the Kansas Department of Transportation or the Authority, and must submit a bid bond of 5 percent of the bid. The contractor is required to provide certificates of insurance for Workers' Compensation, Employer's Liability, and Comprehensive Public Liability and Property Damage Insurance. All work must adhere to the 2015 Standard Specifications for State Road and Bridge Construction and KDOT Construction Manual standards, with strict prohibitions against making turnarounds through the barrier wall.
Kansas Turnpike Authority

POSTED

1 day ago

DEADLINE

in 1 day

AI Contract Overview

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The contract involves the construction, repair, or replacement of guardrail systems at multiple locations across Napa County, with specific sites detailed in the accompanying Plans and Specifications. The total estimated cost for the base bid is $440,000, reflecting the scope of work required to maintain safety and infrastructure integrity along various roadways. The project is titled "2025 Annual Guardrail Repair, RDS 25-04," and it was publicly solicited on April 8, 2025, with a deadline for responses set for May 8, 2025. This solicitation is managed by Napa County, part of the California state agency, and is categorized under the SLED organization type, indicating a focus on small, disadvantaged, or local entities. Interested parties can find additional details and submit their bids through the official Napa County bidding portal.

General Info

Place of Performance

CA, USA

Set-Aside

NONE

Documents

3
PDF, High priority: read this firstspecifications
High
PDF, High priority: read this firstspecifications
High
PDF, High priority: read this firstnotice-to-contractors
High

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Timeline

PhaseClosed
Posted

Solicitation

Response Deadline

Deadline has passed

Submission Closed

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Organization & Contact Information

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AgencyCalifornia → Napa County
ContactsNo contacts available
OfficeN/A
Organization / AgencyCalifornia → Napa County
Office AddressN/A
ContactsNo contact information available

Full Description

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The work generally consists of constructing, repairing or replacing guardrail systems at various locations throughout Napa County. The locations are listed in the Plans and Specifications. Engineer’s Estimate for Total Base Bid: $440,000.

More opportunities from California → Napa County

Same awarding agency

NAICS: 541620
SLED
Napa County Regional Climate Action and Adaptation PlanThe Napa County Regional Climate Action and Adaptation Plan is a coordinated regional initiative led by Napa County in partnership with the cities of American Canyon, Calistoga, Napa, St. Helena, and the Town of Yountville, aimed at reducing greenhouse gas emissions and enhancing climate resilience across the county. The plan targets key emission sources including vehicle travel, electricity use, natural gas consumption, and local land use practices, with measurable strategies organized across sectors such as energy, transportation, waste, and land use. Implementation timelines span from near-term actions starting in 2026 to long-term goals extending through 2045, with annualized cost estimates ranging from $386,085 in 2030 to $718,500 by 2045, reflecting projected investments in emissions reduction and adaptation measures. The plan includes specific project actions with clear performance targets and financial projections, though it does not conform to traditional federal procurement structures or include standard FAR clauses, contract line items, or formal bid evaluation criteria. The plan requires rigorous environmental compliance under CEQA, Cal/OSHA, CALGreen, and state and federal endangered species protections, with mandatory biological surveys, qualified biologist oversight, and habitat conservation measures. Construction and project activities must adhere to strict protocols including equipment decontamination to prevent invasive species spread, use of certified weed-free materials, installation of tire track stations, and implementation of spill prevention plans. All personnel must undergo environmental training, and work may be halted immediately if special-status species are detected. Mitigation efforts must include permanent conservation of affected lands via easements, and coordination with CDFW and USFWS is required for any project impacting protected species or habitats. Submission of proposals is due by August 31, 2026, via email, postal mail, or through an online portal, with oversight coordinated by Jesse Gutierrez, Principal Planner – Sustainability at Napa County’s Department of Planning, Building and Environmental Services. While the initiative involves significant environmental and infrastructure investment, it is structured as a policy implementation framework rather than a competitive procurement, with no formal contracting officer, COR, COTR, payment office, or federal accounting identifiers designated.
Environmental Consulting Services

POSTED

3 months ago

DEADLINE

N/A
View Details
NAICS: 541620
SLED
1260 Shady Brook Vineyard Track I Agricultural Erosion Control Plan (ECPA) P25-00011-ECPA
Solicitation # P25-00011-ECPA
The project, identified as P25-00011-ECPA, involves the development of approximately 1.3 gross acres of vineyard within a 41.8-acre parcel located at 1260 Shady Brook Lane in Napa, California. Approved by Napa County on June 29, 2026, the scope of work includes land disturbing activities on slopes greater than 5%, the clearing of oak woodland and ruderal lands, earthmoving, land contouring, and the installation of agricultural infrastructure. The project is supported by a Mitigated Negative Declaration under CEQA, concluding that the development will not have a significant environmental effect provided specific mitigation measures are implemented. Key technical requirements include a soil loss analysis and hydrologic analysis to ensure that sediment delivery and peak runoff do not exceed pre-project levels. Environmental protections are central to the contract, requiring the preservation of oak woodlands, pre-construction surveys for Crotch's bumble bee between April and August, and the installation of protective fencing around Napa bluecurl and Green monardella populations. Additionally, a water availability analysis confirmed that groundwater demands for the vineyard are within the site's recharge capacity. The project is managed by Daniel and Deborah Chen and implemented by Applied Engineering, Inc., with oversight from the Napa County Planning, Building and Environmental Services Department.
Environmental Consulting Services

POSTED

4 months ago

DEADLINE

N/A
View Details
NAICS: 541620
SLED
Crush Partners Vineyard Track I Agricultural Erosion Control Plan Application (ECPA) P25- 00003-ECPA
Solicitation # P25-00003-ECPA
The Crush Partners Vineyard project, identified by permit P25-00003-ECPA, involves the development of approximately 18.3 gross acres of vineyard within a 27.98-acre parcel located on Wooden Valley Road in Napa, California. The scope of work includes clearing grassland, earthmoving with approximately 1,000 cubic yards of cut and fill, and the installation of erosion and runoff control measures on slopes greater than 5 percent. The project consists of 7.8 acres of replanted existing vineyard and 7.8 acres of new vineyard, totaling approximately 15.6 net planted acres. Performance requirements include maintaining a permanent cover crop and vineyard avenues with a minimum vegetation cover density of 75 percent to prevent soil loss and manage peak storm flow. The project was approved by Napa County on August 3, 2026, following a Negative Declaration under CEQA indicating no significant environmental impacts. Key technical requirements include a 35-foot setback from ephemeral streams, adherence to a grading season from April 1 through September 15, and preconstruction nesting bird surveys between February 1 and August 31. The project is supported by comprehensive analyses, including a Water Availability Analysis for groundwater use, a Landslide Hazard Evaluation, and a Biological Resources Reconnaissance Survey to protect oak woodlands and special-status species. Administrative terms specify that the applicant, Rob Lloyd, is responsible for all county processing fees, with payments due within 30 days of billing.
Environmental Consulting Services

POSTED

5 months ago

DEADLINE

N/A
View Details

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