LOCK FOUNDATION AND SITE PREPARATION FOR LOCK and DAM 25 NAVIGATION ECOSYSTEM SUSTAINABILITY PROGRAM (NESP)

***Amendment 0005

The purpose of this amendment is to remove FAR clause 52.236-16 and replace it with FAR 52.236-16 Alternate 1. This amendment also incorporates updated drawing sheets
GI002 and CG203. All other terms and conditions remain unchanged.

***Amendment 0004

This amendment is issued to provide replies to ProjNet Bidder Inquiries as of 8 Aprio, and make all resulting changes. See attachments for full details of Amendment 0004.

***Amendment 0003
This amendment is issued to provide replies to ProjNet Bidder Inquiries, and make all resulting changes. ProjNet Bidder Inquiries is .... Read More

***Amendment 0002

This amendment is hereby issued to make administrative updates to the above-referenced solicitation in accordance with the Government Responses to ProjNet Bidder Inquiries as of 4 March 2026:

***Amendment 0001

This amendment is issued to make administrative updates to the solicitation.

***Proposal will be submitted via EMAIL  Angie Grimes at angie.l.grimes@usace.army.mil and Whitney Dee at whitney.r.dee@usace.army.mil

The U. S. Army Corps of Engineers, St. Louis District, is seeking a firm to furnishing all equipment, labor, operators, supervision/site superintendent, quality control, supplies, materials, and incidentals necessary to satisfactorily perform and provide construction activities of lock foundation .... Read More

The U. S. Army Corps of Engineers, St. Louis District, is seeking a firm to furnishing all equipment, labor, operators, supervision/site superintendent, quality control, supplies, materials, and incidentals necessary to satisfactorily perform and provide construction activities of lock foundation and site preparation work. The lock foundation work establishes the lock wall and floor foundation. It consists of excavation and disposal of existing scour protection riprap that was part of previous scour hole emergency repair, dredging of sand fill, placement of sand fill in the proposed lock foundation, and placement of riprap berm. Work also includes the construction of a .... Read More

The U. S. Army Corps of Engineers, St. Louis District, is seeking a firm to furnishing all equipment, labor, operators, supervision/site superintendent, quality control, supplies, materials, and incidentals necessary to satisfactorily perform and provide construction activities of lock foundation and site preparation work. The lock foundation work establishes the lock wall and floor foundation. It consists of excavation and disposal of existing scour protection riprap that was part of previous scour hole emergency repair, dredging of sand fill, placement of sand fill in the proposed lock foundation, and placement of riprap berm. Work also includes the construction of a .... Read More