This Subcontract opportunity from California was posted on September 24, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Waste Characterization & Laboratory Testing

Closed

State & Local

Submission Closed10/08/2026, 03:00:00 PM PDT

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

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NAICS: 541380

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Certified Welding Inspector (CWI) / Visual TestingThis subcontract involves providing Certified Welding Inspector (CWI) and Visual Testing services for prime contractors operating on Oil & Gas Development Company Limited (OGDCL) projects in Pakistan. The scope of work focuses on the visual assessment of weld quality, geometry, and structural integrity, encompassing both pre-weld and post-weld inspections. Technicians are required to use precision calipers and weld gauges to measure weld beads and must deliver comprehensive Visual Inspection Reports and weld acceptance logs. To qualify for this engagement, personnel must hold an AWS Certified Welding Inspector (CWI) or CSWIP 3.1 certification. The opportunity was posted on November 14, 2026, with a response deadline of December 1, 2026. The services fall under NAICS code 541380, ensuring specialized technical oversight for critical infrastructure components within the oil and gas sector.

Oil & Gas Development Company Limited (OGDCL)

POSTED

DEADLINE

Surface Inspection Specialist (MT/PT)This subcontract for a Surface Inspection Specialist involves performing surface-level flaw detection for prime contractors on projects managed by the Oil & Gas Development Company Limited in Pakistan. The scope of work focuses on identifying surface cracks and porosity through the application of magnetic particle testing and liquid penetrant testing, utilizing specialized equipment such as magnetic yokes, AC/DC current sources, and penetrant kits. Qualified candidates must hold ASNT Level II or ISO 9712 certifications in both Magnetic Particle and Liquid Penetrant Testing. The primary deliverable for this engagement is a detailed surface inspection report that includes a comprehensive map of all identified indications. Interested parties must respond by December 1, 2026.

Oil & Gas Development Company Limited (OGDCL)

POSTED

DEADLINE

Ultrasonic Testing (UT) SpecialistThis subcontract opportunity is for an Ultrasonic Testing (UT) Specialist to provide thickness gauging and volumetric inspection services for prime contractors on Oil & Gas Development Company Limited (OGDCL) projects in Pakistan. The scope of work involves conducting pulse-echo testing, shear wave inspection for weld integrity, and wall thickness measurements utilizing ultrasonic flaw detectors, transducers, and couplant gels. The selected provider will be responsible for delivering detailed UT scan reports and comprehensive thickness mapping data. Qualified candidates must hold ASNT Level II or ISO 9712 certification in Ultrasonic Testing. The solicitation was posted on November 14, 2026, with a response deadline of December 1, 2026. This requirement falls under NAICS code 541380 and is specifically tailored for technical inspection services within the oil and gas sector.

Oil & Gas Development Company Limited (OGDCL)

POSTED

DEADLINE

Radiographic Testing (RT) SpecialistThis subcontract for a Radiographic Testing Specialist involves performing internal inspections of welds, pipes, and castings for prime contractors on projects managed by the Oil & Gas Development Company Limited in Pakistan. The scope of work includes setting up radioactive sources, exposing weld joints, developing film, and interpreting radiographs using X-ray machines and Gamma-ray isotopes such as Iridium-192. The selected provider is responsible for delivering all radiographic films and formal inspection reports. To qualify for this role, personnel must hold ASNT Level II or ISO 9712 certification in Radiographic Testing, along with a Radiation Safety Officer certification. The solicitation was posted on November 14, 2026, with a response deadline of December 1, 2026. This opportunity falls under NAICS code 541380.

Oil & Gas Development Company Limited (OGDCL)

POSTED

DEADLINE

OGDC-SCM-SERVICES-CB-PEnFD-343220120-2026 Hiring of NDT Services

Solicitation # OGDC-SCM-SERVICES-CB-PENFD-343220120-2026

The Oil & Gas Development Company Limited (OGDCL) is soliciting bids for the hiring of Non-Destructive Testing (NDT) services under solicitation number OGDC-SCM-SERVICES-CB-PENFD-343220120-2026. This procurement is managed by the General Manager of Supply Chain Management at the OGDC Headquarters in Islamabad, Pakistan, with the place of performance located within Pakistan. Interested parties must submit their e-bids through the SAP-Ariba Discovery portal by the deadline of December 1, 2026, at 1430 hours. Bids will be opened 30 minutes after the closing deadline. The primary point of contact for this solicitation is Ayesha Ahmad.

Oil & Gas Development Company Limited (OGDCL)

POSTED

DEADLINE

Environmental & Materials TestingThis subcontract opportunity, issued by Murphy Pipeline Contractors, LLC, involves providing environmental and materials testing for the Highlands Homes Water Distribution System Upgrades in Sebring, Florida. The selected contractor will be responsible for performing critical pressure, bacteriological, and materials testing to ensure water lines are free of leaks and contamination while verifying that all materials meet strength and compliance standards. The scope of work concludes with the delivery of formal testing reports and certifications. This opportunity is designated as a set-aside for Disadvantaged Business Enterprises under the Department of Transportation and falls under NAICS code 541380. Interested parties must submit their responses by November 23, 2026.

Murphy Pipeline Contractors, LLC

POSTED

DEADLINE

Environmental Monitoring and Materials TestingThis subcontract opportunity with Manson Construction Co. involves providing environmental monitoring and materials testing for the WETA Vallejo Ferry Terminal Reconfiguration projects. The selected contractor will be responsible for testing steel and concrete while monitoring environmental impacts throughout the construction process to ensure project integrity and regulatory adherence. Key deliverables include the submission of detailed testing reports and official compliance certifications. The opportunity is designated as a small business set-aside, specifically for Disadvantaged Business Enterprises under the Department of Transportation, falling under NAICS code 541380. Interested parties must respond by November 20, 2026, following the posting date of November 13, 2026.

Manson Construction Co.

POSTED

DEADLINE

Production Lot Testing and CertificationThis subcontract, titled Production Lot Testing and Certification, involves providing independent testing and validation of production lot samples for prime contractors working on Defense Logistics Agency projects. The selected provider will conduct tests on PLT samples according to the Sample Plan and Technical Data Package using calibrated Measuring and Test Equipment. Key deliverables include detailed test reports documenting actual results and tolerances, material and process certifications, and signed DD250 or IRAPT reports. Managed by the DLA Weapons Support Land Supply Chain under the Department of Defense, the work is categorized under NAICS code 541380 and will be performed in Jacksonville, Florida. The solicitation was posted on November 13, 2026, with a response deadline of November 23, 2026.

DLA WEAPONS SUPPORT LAND SUPPLY CHAIN

POSTED

DEADLINE

High Pressure Proof Firing and First Article TestingThis subcontract, issued by the DLA Weapons Support Land Supply Chain for the Department of Defense, involves providing safety and quality validation testing for prime contractors on firearm projects. The scope of work focuses on conducting high pressure proof firing using M60 7.62MM ammunition and executing Contractor First Article Tests to ensure manufacturing process compliance and structural integrity. The selected provider will utilize proof-firing ranges to perform these tests and is responsible for delivering final test reports and FAT certifications. The project is categorized under NAICS code 541380 and will be performed in New Cumberland, Pennsylvania. Interested parties should note the response deadline of November 23, 2026, for this specialized technical service requirement.

DLA WEAPONS SUPPORT LAND SUPPLY CHAIN

POSTED

DEADLINE

First Article Testing (FAT) and Reporting ServicesThis subcontract, issued by the Department of Defense under the DLA Weapons Support Land Supplier Operations Vehicle Support agency, requires technical testing and documentation for the first article production of vehicular covers. The selected provider will execute First Article Tests to verify the fit and durability of the covers for prime contractors, ensuring all products meet specified standards before full-scale production. The primary deliverable is a formal First Article Test report generated according to the DI-NDTI-80809B data item description format and submitted to the contracting officer. This opportunity is designated as a Total Small Business Set-Aside under NAICS code 541380, with performance taking place in New Cumberland, Pennsylvania.

DLA WEAPONS SUPPORT LAND SUPPLIER OPNS VEHICLE SPT

POSTED

DEADLINE

Production Lot Testing (PLT)The Production Lot Testing subcontract, issued by the Defense Logistics Agency under the Department of Defense, involves performing critical post-production testing to validate the safety of aircraft safety belts for prime contractors. The scope of work requires the execution of Production Sample Tests using specialized testing rigs to simulate load and failure points, ensuring that all items meet the specific tolerances outlined in the technical data package. The primary objective is to ensure aircraft safety through rigorous validation and the delivery of government-acceptable test reports. These reports must document actual test results compared against required tolerances to confirm compliance. This effort falls under NAICS code 541380 and is essential for maintaining safety standards for DLA supply contracts.

Defense Logistics Agency

POSTED

DEADLINE

Specialized Utility Inspection and Leak DetectionThis subcontract for Specialized Utility Inspection and Leak Detection involves performing technical inspections of water and utility infrastructure for prime contractors on projects managed by Triple A S.A. E.S.P. in Colombia. The scope of work includes conducting pre-billing inspections, verifying unauthorized connections, and reviewing meter installations to ensure operational accuracy. The selected provider will utilize advanced acoustic, ultrasonic, or thermal imaging equipment to detect leaks and investigate hydraulic efficiency. Key deliverables for the contract include the submission of detailed inspection reports and the maintenance of an updated database documenting all connections and identified leak locations.

Triple A S.A. E.S.P.

POSTED

1 day ago

DEADLINE

in 10 days

AI Contract Overview

This subcontract for Waste Characterization and Laboratory Testing supports prime contractors on Caltrans projects located in Orange County. The scope of work involves performing technical assessments and chemical analysis of waste materials, including conducting hazardous waste assessments, collecting samples, and profiling waste to determine appropriate disposal methods in accordance with CCR Title 22 and DTSC standards. The service provider is responsible for delivering waste profiles and characterization reports, with a required 48-hour turnaround for laboratory test results. This opportunity falls under NAICS code 541380 and is associated with the California Department of Transportation.

General Info

Subcontract for waste characterization and lab testing for Caltrans projects in Orange County.

Agency

California Department of Transportation

NAICS

541380 - Testing Laboratories and Services

Place of Performance

Orange, CA, USA

Set-Aside

NONE

Documents

This scope was carved out of 12A2394.

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

View the prime solicitation

Hazardous Waste Disposal Services in Orange County

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Timeline

PhaseClosed

PostedSep 24

subcontract

Response DeadlineOct 8

Deadline has passed

Submission Closed

10/08/2026, 03:00:00 PM PDT

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Organization & Contact Information

AgencyCalifornia Department of Transportation

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia Department of Transportation

Office AddressN/A

ContactsNo contact information available

Full Description

Performs technical assessment and chemical analysis of waste materials for prime contractors on Caltrans projects in Orange County. Conducts hazardous waste assessments, collects samples, and profiles waste to determine disposal methods per CCR Title 22 and DTSC standards. Provides lab test results with a 48-hour turnaround. Delivers waste profiles and characterization reports.

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