This Subcontract opportunity from California was posted on June 9, 2025. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Engineering and Design Services for Transit Infrastructure

Closed

State & Local

Submission Closed07/24/2025, 05:00:00 PM PDT

Contract Overview

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

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NAICS: 541330

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Structural Engineering (Culvert Design)This subcontract for Structural Engineering focuses on the detailed structural design of culvert replacements for prime contractors working on Montana Department of Transportation interstate projects. The scope of work includes the design of arch structures, box culverts, and reinforced concrete pipe, culminating in the delivery of technical specifications, detailed construction drawings, and final structural calculations. The opportunity is categorized under NAICS code 541330 and is associated with the state of Montana. Interested parties must adhere to the timeline established by the posting date of November 10, 2026, with a response deadline set for December 9, 2026.

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Geotechnical Investigation & Soil AnalysisThis subcontract for Geotechnical Investigation and Soil Analysis involves performing subsurface investigations for prime contractors working on Montana Department of Transportation interstate culvert projects. The scope of work includes conducting soil boring, sampling, and laboratory testing of soil properties to establish necessary recommendations for structural support and bedding materials. The selected provider will be responsible for delivering comprehensive soil boring logs and Geotechnical Investigation Reports. This opportunity is categorized under NAICS code 541330 and was posted on November 10, 2026, with a response deadline of December 9, 2026.

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Geotechnical InvestigationThis subcontract for Geotechnical Investigation involves performing soil borings and subsurface analysis to support prime contractors on Montana Department of Transportation infrastructure projects. The scope of work includes field drilling, soil sampling, and laboratory testing, culminating in the delivery of a Geotechnical Investigation Report and specific foundation bearing capacity recommendations. Qualified providers must hold a Professional Engineer license with a specialty in Geotechnical engineering. The solicitation was posted on November 10, 2026, with a response deadline of December 9, 2026. This opportunity falls under NAICS code 541330 and is managed through the State of Montana.

Montana

POSTED

about 19 hours ago

DEADLINE

in 28 days

AI Contract Overview

This subcontract opportunity is for the provision of professional engineering, design, and planning services focused on light rail and transit-related infrastructure improvements. The scope of work includes the development of detailed technical reports, specifications, and engineering drawings to support transit infrastructure enhancements. Managed by the Design and Construction Contracts agency in California under NAICS code 541330, the solicitation was posted on June 9, 2025. Interested parties must submit their responses by the deadline of July 25, 2025.

General Info

Engineering and design services for California light rail infrastructure; deadline July 25, 2025.

Agency

California → Design and Construction Contracts

NAICS

541330 - Engineering Services

Place of Performance

CA, USA

Set-Aside

NONE

Documents

This scope was carved out of S25032.

The full solicitation package (3 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Guadalupe Adaptation and Resilience Plan

AI Contract Breakdown

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Timeline

PhaseClosed

PostedJun 9

subcontract

Response DeadlineJul 24

Deadline has passed

Submission Closed

07/24/2025, 05:00:00 PM PDT

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Organization & Contact Information

AgencyCalifornia → Design and Construction Contracts

ContactsNo contacts available

OfficeN/A

Organization / Agency

California → Design and Construction Contracts

Office AddressN/A

ContactsNo contact information available

Full Description

Provide professional engineering, design, and planning services for light rail or transit-related infrastructure improvements, including development of drawings, specifications, and technical reports.