NATIONAL MULTIPLE AWARD CONSTRUCTION CONTRACT III - POOL ONE (NMACC III – Pool 1): BASE SEATTLE SLIP 36 COMPREHENSIVE ENVIRONMENTAL RESPONSE COMPENSATION AND LIABILITY ACT (CERCLA) CLEAN UP AND WATERFRONT RECAPITALIZATION PHASE 1A

Award Notice Posted

Solicitation number
70Z025R43000001
Agency
Awarded
to The Whiting-Turner Contracting Company
Set-aside
No set-aside

Opportunity facts

Contract number
70Z05025F43000004 Federal contract award
Place of performance
Seattle, Washington 98134, United States

Notice details come from SAM.gov. Updated .

About this opportunity

This Award Notice announces the award of National Multiple Award Construction Contract III - Pool One (NMACC III – Pool 1) for comprehensive environmental cleanup and waterfront infrastructure improvements at Base Seattle Slip 36. The US Coast Guard, under the Department of Homeland Security, awarded contract 70Z05025F43000004 to The Whiting-Turner Contracting Company on August 26, 2025, for a total contract value of $137,072,132.00. The project involves Phase 1A of Comprehensive Environmental Response Compensation and Liability Act (CERCLA) cleanup activities combined with waterfront recapitalization efforts at the specified Coast Guard facility. This substantial contract represents a major environmental remediation and infrastructure modernization initiative for the Coast Guard's Seattle operations.

Notice text

Awarded contract 70Z05025F43000004 to WHITING-TURNER CONTRACTING COMPANY, THE for 137072132.00 on 2025-08-26.

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