This Subcontract opportunity from Iowa was posted on June 1, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Construction Administration & Oversight Support

Closed

State & Local

Submission Closed06/22/2026, 02:00:00 PM CDT

Contract Overview

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

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NAICS: 541370

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Community & Business Development

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GIS/GPS Mapping and Data ManagementThis subcontract for the City of Columbia in South Carolina focuses on GIS/GPS Mapping and Data Management to support prime contractors on utility projects. The selected provider will be responsible for collecting precise GPS coordinates of utility assets and updating GIS databases for an extensive network comprising 2,500 miles of water mains and 1,000 miles of sewer lines. The project requires the use of high-precision GPS receivers and ArcGIS software, demanding a high level of proficiency in spatial data standards. The final deliverables include updated GIS layers and comprehensive digital maps. Interested parties should note the response deadline of December 4, 2026.

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Utility Locating Services (Field Operations)This subcontract for Utility Locating Services involves performing field operations for prime contractors on City of Columbia utility projects in South Carolina. The selected provider will be responsible for responding to SC811 requests to physically locate and mark underground sewer lines and water mains. These tasks must be completed using ground-penetrating radar and electromagnetic locators while strictly adhering to City of Columbia utility standards and SC811 regulations. The project falls under NAICS code 541370 and requires the delivery of accurately marked utility locations on-site. Interested parties must submit their responses by the deadline of December 4, 2026, at 5:00 PM.

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811 Utility Locate Services

Solicitation # RFP004-26-27-KDD

The City of Columbia is soliciting proposals for 811 Utility Locate Services to manage its utility locating program, which encompasses approximately 2,500 miles of water mains and 1,000 miles of sewer lines. The selected contractor will handle an average of 85,000 to 105,000 annual locate requests from SC811, with an expectation of completing roughly 25 percent of these tickets. Key performance requirements include responding to emergency and no-show requests generally within three hours and providing a positive response to SC811 within 72 hours. The contractor must also maintain detailed photo documentation of all markings indexed by ticket number and location. The initial contract term is six months, running through June 30, 2026, with options for one-year extensions. Proposals must be submitted via IonWave by December 4, 2026, and must not exceed 15 pages, excluding cover pages, resumes, and appendices. The evaluation process is based on a combined score from a technical response and interviews with key personnel. Award will be granted to the highest-ranked, responsive, and responsible contractor. Pricing is based on daily rates for a staff of 3 to 5 people, emergency rates for business and after-hours requests, and ticket scrubbing, with mileage reimbursed at GSA rates. Invoices must be submitted monthly and include a valid purchase order number.

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Technical Data Conversion ServicesThis subcontract for Technical Data Conversion Services supports prime contractors on DLA Weapons Support ASC projects by converting digital technical data into stable-base Mylar film. The scope of work involves plotting digital data and performing rigorous dimensional accuracy verification in accordance with ASME Y14.31, specifically ensuring that grid units remain within tolerances of +/- 0.005 inches and +/- 0.007 inches diagonally. The final deliverables consist of physical Mylar film drawings. The project is managed under the Department of Defense for the DLA Weapons Support ASC Supplier Oper AE and AF Div, with performance taking place at Tinker AFB. Due to the nature of the export-controlled data involved, the contractor must maintain JCP certification and ensure full compliance with ITAR and EAR regulations. The opportunity is categorized under NAICS code 541370.

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Believe Housing Limited

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Specialized Technical Testing and Tank Cleaning

The Extracare Charitable Trust

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Topographic and Geotechnical ConsultingThis subcontract for Topographic and Geotechnical Consulting supports UNHCR water infrastructure projects in Cameroon. The selected provider will perform essential site surveys, soil analysis, and structural design services for prime contractors, including topographic surveys, geotechnical recognitions, and hydraulic studies. Key deliverables include structural calculation notes, reinforcement plans, as-built plans, and the validation of pump curves and operating points. The contractor is responsible for providing comprehensive technical reports, geotechnical data, and approved execution plans to ensure the structural integrity and operational efficiency of the water infrastructure.

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Boundary Surveying and Easement Platting ServicesThis subcontract for Boundary Surveying and Easement Platting Services involves providing professional land surveying for prime contractors working on Iowa Department of Natural Resources conservation easement projects. The scope of work includes conducting boundary surveys, physically monumenting boundary lines, drafting legal descriptions, and generating final easement plats. To execute these tasks, the contractor must utilize Total Stations, GPS/GNSS receivers, and CAD software. A critical requirement for this contract is that the service provider must be a Licensed Professional Land Surveyor in the State of Iowa. The final deliverables consist of monumented lines, certified descriptions, and recorded plats. Interested parties should note the response deadline of December 7, 2026, for this Iowa-based opportunity categorized under NAICS code 541370.

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Professional Land Surveying ServicesThis subcontract for Professional Land Surveying Services involves performing topographic and boundary surveys for prime contractors working on Montana Department of Transportation infrastructure projects. The selected provider will be responsible for conducting field surveying and topographic mapping utilizing LiDAR, GPS/GNSS, or Total Stations to produce the base maps necessary for engineering design. Final deliverables for the project include CAD base files and detailed topographic survey maps. To be eligible for this contract, the provider must hold a Professional Land Surveyor license in the state of Montana. The opportunity was posted on November 10, 2026, with a response deadline of December 9, 2026. This procurement falls under NAICS code 541370 and is managed through the state of Montana.

Montana

POSTED

1 day ago

DEADLINE

in 27 days

AI Contract Overview

This contract involves providing comprehensive construction phase services, including scheduling, cost estimation, oversight, and administration, utilizing Iowa's construction management software. The scope of work requires regular site visits and detailed observation reporting to ensure proper project execution and adherence to plans and standards. The services will support efficient construction management through thorough monitoring and administration. The contract is a subcontract opportunity issued by the Iowa Department of Administrative Services, with the place of performance in Des Moines. It falls under the NAICS code 541370, which pertains to engineering services. The solicitation was posted on June 1, 2026, and responses are due by June 22, 2026, at 7:00 PM. The contract aims to facilitate effective construction administration and oversight, contributing to the successful delivery of construction projects managed by Iowa state agencies.

General Info

Provide construction phase services, including scheduling, cost estimation, oversight, and administration in Des Moines.

Agency

Iowa → Department of Administrative Services

NAICS

541370 - Surveying and Mapping (except Geophysical) Services

Place of Performance

Des Moines, IA, USA

Set-Aside

NONE

Documents

This scope was carved out of RFP952400-01.

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

View the prime solicitation

DOC Anamosa Sallyport Tunnel & LUB Tunnel Wall Repair

AI Contract Breakdown

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Timeline

PhaseClosed

PostedJun 1

subcontract

Response DeadlineJun 22

Deadline has passed

Submission Closed

06/22/2026, 02:00:00 PM CDT

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Organization & Contact Information

AgencyIowa → Department of Administrative Services

ContactsNo contacts available

OfficeN/A

Organization / AgencyIowa → Department of Administrative Services

Office AddressN/A

ContactsNo contact information available

Full Description

Provide construction phase services including scheduling, cost estimation, oversight, and administration using Iowa’s construction management software, with site visits and observation reporting.