This Government Contract opportunity from California was posted on September 29, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Top

In-Service Potable Water Tank Cleaning

Closed

State & Local

Submission Closed10/20/2026, 06:45:00 PM UTC

Contract Overview

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

Active Opportunities Like This One

NAICS: 561730

New

City of Westminster – Wakefield Valley Park

Solicitation # city-westminster-wakefield-valley-park

Conewago Enterprises, Inc. is soliciting bids from qualified Disadvantaged Business Enterprises for the City of Westminster Wakefield Valley Park project located in Maryland. The submission deadline for bids is November 18, 2026, at 12 PM EST, though this date may be subject to change based on future addenda. Available subcontracting and supply opportunities include fencing, landscaping, painting, seeding, surveying, and tree removal. Interested parties should contact the Estimating Department via email at [email hidden] to obtain the necessary bidding documents or to ask specific questions regarding the solicitation.

Conewago Enterprises, Inc.

POSTED

DEADLINE

Riprap & Erosion ControlThis subcontract agreement with the McDuffie County Board of Commissioners in Georgia focuses on the provision and installation of shore protection and erosion control measures for boat ramp renovation projects. The scope of work requires the installation of 25 tons of Type 3 Riprap along shorelines and edges, as well as the implementation of erosion and sedimentation control systems to protect ditch lines in accordance with Section 02600. The project is categorized under NAICS code 561730 and involves delivering fully installed riprap and active erosion control systems to prime contractors. Interested parties must note that the solicitation was posted on November 4, 2026, with a response deadline set for December 4, 2026.

Mcduffie County Board of Commissioners

POSTED

DEADLINE

Honokoa Gulch Brush Clearing and Ungulate Fencing Installation

Solicitation # IFB-27-HHL-006

The State of Hawaiʻi Department of Hawaiian Home Lands (DHHL) Land Management Division is soliciting bids under IFB-27-HHL-006 for the Honokoa Gulch Brush Clearing and Ungulate Fencing Installation project located in Kawaihae, South Kohala. The contractor is required to provide all labor, materials, equipment, and supervision necessary to construct a firebreak and install ungulate-proof fencing, including the installation of step-over or step-through pedestrian gates. A critical requirement of the scope is the complete removal of all organic and non-organic debris, including green waste and packaging, from the site upon completion of each work segment. The contract will be awarded to the lowest responsible and responsive bidder based on the lowest aggregate amount of the base bid and any alternates, subject to a state-determined control amount and applicable preferences under Chapter 103D, HRS. Bidders must hold all required State of Hawaiʻi licenses and provide a surety bid bond at the time of submission. The successful awardee must further provide performance and payment bonds, name DHHL as an additional insured on all insurance policies, and adhere to prevailing wage requirements as promulgated by the State of Hawaiʻi Department of Labor and Industrial Relations. All proposals must be submitted electronically via HIePRO by the specified deadline, with a written notice of intention to bid required by November 20, 2026.

Department of Hawaiian Home Lands

POSTED

DEADLINE

Pesticide and Herbicide ApplicationThis subcontract opportunity with the City of Portland involves the supply and application of chemical treatments for municipal arboriculture projects. The selected contractor will support prime contractors by applying herbicides for stump removal and pesticides for general tree health and pest management using specialized spraying equipment. All completed work must be delivered with detailed application logs. Qualified applicants must hold a State-level Pesticide Applicator License to perform these services under NAICS code 561730. The solicitation was posted on November 4, 2026, and requires a response by the deadline of December 4, 2026.

POSTED

DEADLINE

Stump Grinding and Site RestorationThis subcontract for the City of Portland involves providing mechanical stump grinding and site restoration services for municipal arboriculture projects. The selected contractor will work under prime contractors to grind tree stumps to a specified depth below grade and ensure all resulting mulch and debris are removed using specialized grinders and haulers. The final deliverable requires that all ground surfaces are cleared of stumps and properly leveled. The project falls under NAICS code 561730 and requires the contractor to obtain all necessary local municipal permits for right-of-way work. Interested parties must submit their responses by the deadline of December 4, 2026.

POSTED

DEADLINE

Tree Removal and Pruning ServicesThis subcontract for Tree Removal and Pruning Services involves performing street tree removal and canopy pruning for prime contractors on City of Portland municipal arboriculture projects. The scope of work includes felling and bucking street trees, pruning branches, and removing hazardous limbs within urban environments. Contractors are expected to utilize specialized equipment such as bucket trucks, chainsaws, rigging equipment, and chippers to deliver pruned trees and fully cleared sites. To qualify for this engagement, personnel must hold ISA Certified Arborist credentials. The opportunity was posted on November 4, 2026, with a response deadline of December 4, 2026. This project falls under NAICS code 561730 and is managed through the City of Portland.

POSTED

DEADLINE

Responsive Tree Care Services

Solicitation # Doc2462329153

The City of Portland, through the Portland Parks and Recreation Urban Forestry Division, is soliciting proposals for a not-to-exceed Services Price Agreement for responsive tree care services. The scope of work involves citywide street tree removal, pruning, stump grinding, and pesticide or herbicide treatment within the public right-of-way. Additionally, the contract includes the Tree Care Assistance Program, which provides these same services at no cost to qualifying lower-income residents on private property. Work is assigned on a reactive, on-demand basis based on reported hazards, service requests, or inspection findings, and must adhere to the City of Portland Tree Care Standards and PBOT Temporary Traffic Control requirements. Qualified proposers must hold a current Oregon Landscape Contractor license, and field supervisors must possess ISA Certified Arborist credentials. Additional requirements include ODOT Flagger Certification for personnel and IBEW Local 125 signatory status for any work involving utility line clearance. Contractors must also meet TCIA EHAP/EHAT safety training standards for aerial and climbing operations. The selection process is based on a cumulative scoring system, with the highest overall score identifying the finalist, though final selection may also depend on negotiated costs and agreement to the City's terms. The contract is governed by various public contract laws and civil rights compliance standards, including the Americans with Disabilities Act and Title VI of the Civil Rights Act of 1964. Payment is processed via ACH electronic fund transfers on a net thirty-day basis following the receipt of a complete invoice. Quality assurance is managed through site visits by PP&R Tree Inspectors, with a key performance metric being the percentage of work orders that pass inspection. Proposals are due by December 3, 2026, and must be submitted via the City of Portland Bid Portal within a twenty-page limit.

POSTED

DEADLINE

Hydroseeding and Erosion Control ServicesThis subcontract for Hydroseeding and Erosion Control Services involves providing specialized vegetation and runoff management for Gwinnett County Government road projects. The scope of work includes performing hydroseeding, fertilizing, and mulching for prime contractors to establish permanent vegetation in accordance with GDOT Section 700. Additionally, the contractor is responsible for planting temporary annual rye grass and installing erosion control netting or silt fences in areas prone to high runoff. All work must be completed using GDOT-approved materials and professional hydroseeding equipment to ensure the delivery of stable permanent grass cover. The project falls under NAICS code 561730, with a response deadline set for November 30, 2026.

Gwinnett County Government

POSTED

DEADLINE

Recreational Landscaping ContractorThis subcontract opportunity is for a Recreational Landscaping Contractor to support prime contractors on projects managed by the Fermanagh and Omagh District Council. The selected provider will be responsible for delivering fully completed landscaped recreational areas, with a scope of work that includes site preparation, grading, and planting. A critical component of the contract involves the installation of specialized safety surfacing, such as turf, wet pour, or rubber mulch, specifically around playground equipment. The solicitation was posted on November 4, 2026, and requires responses to be submitted by the deadline of November 25, 2026, at 12:00 PM. Classified under NAICS code 561730, this engagement focuses on the technical execution of landscaping and safety installations to ensure recreational spaces meet the necessary standards for public use.

Fermanagh and Omagh District Council

POSTED

DEADLINE

Comprehensive Lawn Care & Landscaping ServicesThis subcontract for Comprehensive Lawn Care and Landscaping Services involves providing full maintenance for prime contractors on Ohio Department of Transportation District 12 projects located in Cuyahoga County. The scope of work includes general mowing, edging, and spring clean-up services across various site groups, specifically including the E 9th, Ontario, and Orange areas. The selected provider must utilize commercial mowers and blowers to ensure all ramps and lots are maintained according to strict ODOT specifications. Eligible bidders must hold an MBE certification to qualify for this opportunity. The solicitation was posted on November 4, 2026, with a response deadline of November 25, 2026. This project falls under NAICS code 561730 and is managed by the Ohio Department of Transportation District 12.

Odot-district 12, Dot-dept Of Transportation

POSTED

DEADLINE

840-27 DISTRICT 12 CUYAHOGA FULL LANDSCAPING MAINTENANCE

Solicitation # 840-27

The Ohio Department of Transportation is soliciting proposals from MBE certified vendors to provide comprehensive landscaping and lawn care services for District 12 in Cuyahoga County. This solicitation, identified as 840-27, is reserved exclusively for MBE certified vendors and seeks a qualified partner to provide all labor, materials, and equipment necessary for full maintenance. The scope of work includes pre-season cleanup, mowing, pruning, weeding, and the installation of hardwood mulch across three primary location groups: E 9th, Ontario, and Orange. The contract term extends from the date of award through October 31, 2027. The project is divided into seven specific performance locations, including various ramps and facility sites such as Ramp B3, D-02, D-03, D4 Ontario, D1 Ontario Carnegie Intersection, Ramp B5-E, and D-12. Each location has an estimated quantity of 15 occurrences, including spring cleanup. Award of the contract will be based on the lowest responsive and responsible bidder for the total lump sum cost. Bidders are required to submit a detailed pricing sheet and a comprehensive list of vendor contacts for the staff assigned to service the specified sites.

Odot-district 12, Dot-dept Of Transportation

POSTED

DEADLINE

IT, Lot Cleanup, Vegetation Control, Debris Removal, and Metal Product Decommissioning and Removing

Solicitation # RFP-Lot-Cleanup-CCT-IT-10_15.pdf

The Confederated Tribes of the Colville Reservation is soliciting proposals for lot cleanup, vegetation control, debris removal, and metal product decommissioning services for designated lots in Nespelem and Omak, Washington. The scope of work requires the contractor to provide all necessary labor, equipment, and transportation to perform grass cutting, removal of overgrown vegetation, and the collection and disposal of garbage and abandoned materials at authorized facilities. Additionally, the contractor must identify and decommission specific products, equipment, and fixtures, while immediately reporting any discovered hazardous or contaminated materials. The project concludes with a final site inspection to ensure the properties are left in a clean, safe, and orderly condition. The contract is intended for an as-needed period not to exceed three years, with potential year-to-year modifications. Proposals are due by November 5, 2026, and will be evaluated based on a 100-point scale considering reliability, budget, and TERO scoring, with a specific price preference for responsible Indian Offerors within 10 percent of the lowest non-Indian bid. Awardees must maintain appropriate insurance and provide either a performance bond for contracts exceeding 100,000 dollars or a 25 percent retainage. All work is subject to the tribal appropriation process and the availability of funds in the tribal treasury.

Confederated Tribes of the Colville Reservation

POSTED

about 12 hours ago

DEADLINE

in about 17 hours

AI Contract Overview

This subcontract involves the specialized cleaning of five on-grade welded steel potable water tanks for the Truckee Donner Public Utility District in Truckee, California. The scope of work requires the removal of sediment and debris from tank interiors using an industrial vacuuming process while the tanks remain fully in-service. Due to the project location, work will be performed at high altitudes ranging between 6,000 and 7,500 feet. Qualified contractors must provide industrial vacuuming equipment and divers who hold specific certifications in altitude diving with a minimum of three years of in-service experience. The project was posted on September 29, 2026, with a response deadline of October 20, 2026. The primary objective is the delivery of thoroughly cleaned potable water tank interiors under strict operational and safety constraints.

General Info

Cleaning five potable water tanks in Truckee, California using certified high-altitude divers.

Agency

California → Truckee Donner Public Utility District

NAICS

561730 - Landscaping Services

Place of Performance

Truckee, CA, 96161, USA

Set-Aside

NONE

Documents

This scope was carved out of 20260929007.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

2027 Water Tank Cleaning & Inspection Project

AI Contract Breakdown

Uniform Contract Format

No documents to break down

The breakdown needs solicitation documents. None were found from this contract's source.

Timeline

PhaseClosed

PostedSep 29

subcontract

Response DeadlineOct 20

Deadline has passed

Submission Closed

10/20/2026, 06:45:00 PM UTC

Find active opportunities like this

Get full access to discover similar active contracts, track opportunities, and build proposals with AI assistance.

Organization & Contact Information

AgencyCalifornia → Truckee Donner Public Utility District

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → Truckee Donner Public Utility District

Office AddressN/A

ContactsNo contact information available

Full Description

Performs cleaning of five on-grade welded steel potable water tanks for prime contractors on Truckee Donner Public Utility District projects. Cleans tank interiors using a vacuuming process to remove sediment and debris while tanks remain in-service at altitudes between 6,000 and 7,500 ft. Requires industrial vacuuming equipment and divers certified in altitude diving with three years of in-service experience. Delivers cleaned tank interiors.