Mill Creek Diversion Dam Fish Ladder
The Department of the Army Corps of Engineers Engineering District Walla Walla is seeking a construction contractor to build a new fish passage facility at the Mill Creek Diversion Dam in Walla Walla, Washington. The project will involve constructing a right-bank vertical-slot fish ladder with juvenile and low-flow bypass channels, modifying existing levee and diversion structures, and implementing comprehensive safety and quality control measures. The solicitation will be issued as a Best Value Trade-Off (BVTO) Request for Proposals, with the full solicitation expected to be posted on SAM.gov in late December 2024. Contractors must submit a comprehensive Accident Prevention Plan, Activity Hazard Analyses, and a Fall Protection Plan that comply with Corps of Engineers Safety and Health Requirements Manual (EM 385-1-1). A Site Safety and Health Officer with specific qualifications, including 5 years of construction safety experience and 30-Hour OSHA Construction Safety training, will be required.
The procurement is unrestricted and open to both large and small business concerns, with a small business subcontracting plan required for large businesses. The project's NAICS code is 237990 with a small business size standard of $45,000,000, and the construction magnitude is estimated between $10,000,000 and $25,000,000. 100% performance and payment bonds will be required, and the anticipated award date is late March 2025. On-site work is expected to span one fish passage season and one flood season, with contractors responsible for maintaining fish passage and flood protection during construction. The project will involve complex technical requirements, including water diversion, concrete work, and infrastructure modifications, with flows during in-water work expected to range from 25 to 40 cubic feet per second and potentially exceeding 6,000 cubic feet per second during flood season. A site visit will be offered approximately two weeks after the solicitation is made available, with special security clearance procedures required for foreign nationals.
W912EF25R0003 Department of the Army Corps of Engineers Engineering District Walla Walla
12/6/24, 9:22 PM Sources Sought -LLA Fish Pump - MCC Support Frame
The U.S. Army Corps of Engineers Engineering District Walla Walla is conducting a sources sought synopsis for the LLA Fish Pump - MCC Support Frame project, seeking to construct a steel platform supporting Motor Control Centers at the Lower Granite Lock and Dam. The project involves fabricating a platform approximately 15ft x 74ft on the 4th floor, using hot-dipped galvanized structural members, steel grating, and aluminum components. Interested firms must submit a five-page capabilities package by April 7, 2025, at 11:00 AM PST, demonstrating their ability to meet specific technical specifications and certification requirements. Respondents must be registered in SAM and provide details about their business classification, CAGE code, and UEI number. The technical requirements include specific certifications for painting contractors (SSPC QP 3) and coatings inspectors (SSPC-PCI Level 2 or NACE CIP Level 2).
The sources sought notice is open to small businesses within the NAICS code 331110 (Iron and Steel Mills and Ferroalloy Manufacturing), with a small business size standard of 1,500 employees. The solicitation will be either set aside for small businesses or issued as an unrestricted competition, depending on the responses received. The project involves three fish pumps, two with 800 horsepower single-speed motors and one with a two-speed 350/800 horsepower motor. Delivery of materials will be restricted to Monday through Thursday, from 7:00 AM to 4:00 PM, with delivery location in Pomeroy, WA 99347. The contract will be a competitive, firm-fixed price procurement, with the specific solicitation type to be determined based on the market research responses. No reimbursement will be provided for response preparation, and the results of this market research will be considered valid for one year from the notice date.
W912EF25R0003 Department of the Army Corps of Engineers Engineering District Walla Walla
3/7/25, 6:02 PM Mill Creek Diversion Dam Fish Ladder
The U.S. Army Corps of Engineers, Walla Walla District, is seeking interested offerors for the construction of a new fish passage facility and modification of the existing levee, diversion dike, and stilling basin at the Mill Creek Diversion Dam in Walla Walla, WA. The project, estimated to cost between $10,000,000 and $25,000,000, will involve diversion and care of water in Mill Creek, construction of a new right-bank vertical-slot fish ladder, and modifications to the existing diversion dike, levee, and stilling basin. Respondents must provide information on their technical experience, qualifications, and certifications, as well as their bonding capacity and intent to submit an offer. Responses are due by 3:00 p.m. (PST) on September 13, 2024.
This contract opportunity is not set-aside, and there is no mention of any incumbent contractors or award value details. The North American Industry Classification System (NAICS) code for this project is 237990 Other Heavy and Civil Engineering Construction, with a small business size standard of $45,000,000.00. The anticipated award date is March 2025, with physical construction work starting in June 2025 and an anticipated completion date of December 2026.
W912EF24RSS45 Department of the Army Corps of Engineers Engineering District Walla Walla
8/30/24, 12:43 PM Mill Creek Diversion Dam Fish Ladder
The U.S. Army Corps of Engineers Walla Walla District is soliciting proposals for the construction of a new fish passage facility at the Mill Creek Diversion Dam in Walla Walla, Washington. The project requires building a right-bank vertical-slot fish ladder with juvenile and low-flow bypass channels, complete with automated slide gates, fish counting cameras, and associated infrastructure modifications. Contractors must demonstrate technical capabilities in fish ladder construction, water diversion management, and compliance with environmental regulations. The evaluation will use a best-value tradeoff approach, with non-price factors being significantly more important than price, including Technical Approach, Past Performance, and Small Business Participation. Proposals were originally due on January 24, 2025, but have been extended through multiple amendments to February 10, 2025, at 2:00 PM PST, with a mandatory pre-proposal site visit conducted on January 14, 2025.
The solicitation does not include a specific small business set-aside, but does establish small business participation goals of 10% total, with specific subcategory targets including 6% Small Disadvantaged Business, 1% Women-Owned Small Business, 1% HUBZone, 1% Veteran-Owned Small Business, and 0.5% Service-Disabled Veteran-Owned Small Business. The project is estimated to be valued between $10-25 million, with a contract duration of 720 calendar days from the notice to proceed. The work involves excavating approximately 22,400 cubic yards of material, placing 1,110 cubic yards of concrete for the ladder, and 475 cubic yards of gravel fill for an access ramp. Contractors must begin work within 10 days of award and are required to provide performance and payment bonds. The place of performance is located in Walla Walla, Washington, with in-water construction work restricted to the period between June 15 and October 31 in 2025 and 2026.
W912EF25R0003 Department of the Army Corps of Engineers Engineering District Walla Walla
12/23/24, 5:38 PM Mill Creek Diversion Dam Fish Ladder
The Department of the Army Corps of Engineers Engineering District Walla Walla has awarded contract W912EF25C0007 to Syblon-Reid Co. for the Mill Creek Diversion Dam Fish Ladder project, valued at $15,346,000. The contract was awarded on June 5, 2025, with no specific set-aside designation. While the detailed scope of work is not fully specified in the award notice, the project appears to involve infrastructure improvements related to a fish ladder at the Mill Creek Diversion Dam, likely aimed at enhancing fish passage and ecological connectivity in the waterway.
W912EF25C0007 Department of the Army Corps of Engineers Engineering District Walla Walla
6/5/25, 6:41 PM