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Pressure-Dosed Chamber Drainfield Installation

Active

Federal

Response Deadline09/17/2026, 07:00:00 PM UTC

Contract Overview

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

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This subcontract, managed by the Department of Health and Human Services Division of Engineering Services in Seattle, involves the construction of effluent disposal areas for prime contractors on Indian Health Service facility projects. The scope of work requires the installation of 192 linear feet of drainfield utilizing either gravel trenches or Infiltrator gravel-less chamber units, along with the installation of Schedule 40 PVC laterals and perforated PVC observation pipes. Additionally, the contractor must import and spread sand for chamber units in accordance with WAC Chapter 246-272A to deliver a fully operable pressure-dosed drainfield. The opportunity is designated as a total small business set-aside under NAICS code 237110. Interested parties must submit their responses by September 17, 2026.

General Info

HHS subcontract for effluent disposal area construction in Seattle, due September 17, 2026.

Agency

Department Of Health And Human Services → Division Of Engineering Svcs - SeattleView Agency

NAICS

237110 - Water and Sewer Line and Related Structures ConstructionView NAICS

Place of Performance

0, WA, USA

Set-Aside

SBA

Documents

This scope was carved out of 75J70126Q00033.

The full solicitation package (9 documents), including the RFP, is on the prime solicitation, not on this scope.

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Teresa Thurston Replacement OSS

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Timeline

PostedSep 1

subcontract

Response DeadlineSep 17

Submission deadline

Response Deadline

09/17/2026, 07:00:00 PM UTCin 6 days

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Organization & Contact Information

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AgencyDepartment Of Health And Human Services → Division Of Engineering Svcs - Seattle

ContactsNo contacts available

OfficeN/A

Organization / Agency

Department Of Health And Human Services → Division Of Engineering Svcs - Seattle

View Agency Profile

Office AddressN/A

ContactsNo contact information available

Full Description

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Constructs effluent disposal areas for prime contractors on Indian Health Service (IHS) facility projects. Installs 192 LF of drainfield using gravel trenches or Infiltrator gravel-less chamber units. Installs Sch 40 PVC laterals and perforated PVC observation pipes. Imports and spreads sand for chamber units per WAC Chapter 246-272A. Delivers a completed and operable pressure-dosed drainfield.

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