# SOLICITATION NUMBER 381784 “GROUTING AND DISPOSAL OF MIXED LOW-LEVEL WASTE”

Canonical: https://abierto.us/opportunities/solicitationnumber381784

- Solicitation number: SOLICITATION_NUMBER_381784
- Notice type: Sources sought
- Status: Closed. Deadline was February 10, 2026 at 2:59 AM EST
- Department: Department of Energy
- Contracting office: Hanford Tank Waste Operations & Closure LLC - DOE Contractor (899091)
- NAICS: 562211 Hazardous Waste Treatment and Disposal
- Product or service code: S222 Waste Treatment and Storage
- Place of performance: Richland, Washington
- County: Benton County (FIPS 53005). https://abierto.us/counties/benton-county-wa-53005
- City: Richland. https://abierto.us/cities/richland-wa-5358235
- First posted: December 9, 2025
- Last posted: December 29, 2025
- SAM.gov: https://sam.gov/workspace/contract/opp/ac00439de3c940f48f2539690c4fa69f/view

## Description

Hanford Tank Waste Operations & Closure LLC (H2C) invites qualified and interested organizations to participate in an opportunity under the Integrated Tank Disposition Contract (ITDC), Prime Contract Number 89303324DEM000096. Through this solicitation, H2C intends to award multiple Master Indefinite Delivery/Indefinite Quantity Subcontracts (IDIQM) to select partner(s) who demonstrate excellence in meeting our project needs and objectives. We encourage all qualified organizations to review the solicitation details and submit their proposals.

## Publications

- December 9, 2025: Sources sought, due February 24, 2026 at 2:59 AM EST. Notice 64a4d44217c9492c9c5ff58617bcd771. https://sam.gov/workspace/contract/opp/64a4d44217c9492c9c5ff58617bcd771/view
- December 9, 2025: Sources sought, due February 24, 2026 at 2:59 AM EST. Notice bc209e7da9254e7aaf7f17358d60a680. https://sam.gov/workspace/contract/opp/bc209e7da9254e7aaf7f17358d60a680/view
- December 29, 2025: Sources sought, due February 10, 2026 at 2:59 AM EST. Notice ac00439de3c940f48f2539690c4fa69f. https://sam.gov/workspace/contract/opp/ac00439de3c940f48f2539690c4fa69f/view

## Points of contact

- Bryan Tinnin, bryan_w_tinnin@rl.gov, 509-372-2724

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/solicitationnumber381784.