Flood Control, Amite River and Tributaries, LA, Comite River Basin, Comite River Diversion Project, Channel Reach 2B, East Baton Rouge Parish, Louisiana ED 21-001 W912P825BA025

The work consists of excavation of a segment of the Comite River Diversion channel, stockpiling of excavated earthen materials, placement of bedding material and channel riprap, clearing and grubbing, utility pipeline removal, construction of access road, drainage, culverts, construction unwatering, and traffic control and coordination. The Magnitude of construction is between $ 25,000,000 and $100,000,000. The solicitation will be available free of charge by electronic posting only and may be found on the System of Award Management System (SAM) website, https://sam.gov. Paper copies of the solicitation will not be issued. Therefore, telephone and Fax requests for this solicitation will not be honored. Project files are Portable Document Format (PDF} files and can be viewed, navigated, or printed using Adobe Acrobat Reader. Contractors must register at the SAM website at https://www.sam.gov to download the solicitation for this project. If/when issued, Amendments will be posted to the abovereferenced website for electronic downloading. This will be the only method of distributing amendments before closing; therefore, the Bidders must check the website periodically for any amendments to the solicitation. Bidders shall maintain an active registration in the System for Award Management (SAM) database at https://www.sam.gov to be eligible for a Government contract award. If a bidder is not actively and successfully registered in the SAM database at the time of award, the Government reserves the right to award to the next prospective bidder. Bidders are also encouraged to post notices of prospective subcontracting opportunities on the Small Business Administration's Subnet, at http://web.sba.gov/subnet. The Contract Specialist for this solicitation is Evan Woitha who may be reached via e-mail at evan.g.woitha@usace.army.mil.

The work consists of excavation of a segment of the Comite River Diversion channel, stockpiling of excavated earthen materials, placement of bedding material and channel riprap, clearing and grubbing, utility pipeline removal, construction of access road, drainage, culverts, construction unwatering, and traffic control and coordination. The Magnitude of construction is between $ 25,000,000 and $100,000,000. The solicitation will be available free of charge by electronic posting only and may be found on the System of Award Management System (SAM) website, https://sam.gov. Paper copies of the solicitation will not be issued. Therefore, telephone and Fax requests for this solicitation will not be honored. Project files are Portable Document Format (PDF} files and can be viewed, navigated, or printed using Adobe Acrobat Reader. Contractors must register at the SAM website at https://www.sam.gov to download the solicitation for this project. If/when issued, Amendments will be posted to the abovereferenced website for electronic downloading. This will be the only method of distributing amendments before closing; therefore, the Bidders must check the website periodically for any amendments to the solicitation. Bidders shall maintain an active registration in the System for Award Management (SAM) database at https://www.sam.gov to be eligible for a Government contract award. If a bidder is not actively and successfully registered in the SAM database at the time of award, the Government reserves the right to award to the next prospective bidder. Bidders are also encouraged to post notices of prospective subcontracting opportunities on the Small Business Administration's Subnet, at http://web.sba.gov/subnet. The Contract Specialist for this solicitation is Evan Woitha who may be reached via e-mail at evan.g.woitha@usace.army.mil.

The work consists of excavation of a segment of the Comite River Diversion channel, stockpiling of excavated earthen materials, placement of bedding material and channel riprap, clearing and grubbing, utility pipeline removal, construction of access road, drainage, culverts, construction unwatering, and traffic control and coordination. The Magnitude of construction is between $ 25,000,000 and $100,000,000. The solicitation will be available free of charge by electronic posting only and may be found on the System of Award Management System (SAM) website, https://sam.gov. Paper copies of the solicitation will not be issued. Therefore, telephone and Fax requests for this solicitation will not be honored. Project files are Portable Document Format (PDF} files and can be viewed, navigated, or printed using Adobe Acrobat Reader. Contractors must register at the SAM website at https://www.sam.gov to download the solicitation for this project. If/when issued, Amendments will be posted to the abovereferenced website for electronic downloading. This will be the only method of distributing amendments before closing; therefore, the Bidders must check the website periodically for any amendments to the solicitation. Bidders shall maintain an active registration in the System for Award Management (SAM) database at https://www.sam.gov to be eligible for a Government contract award. If a bidder is not actively and successfully registered in the SAM database at the time of award, the Government reserves the right to award to the next prospective bidder. Bidders are also encouraged to post notices of prospective subcontracting opportunities on the Small Business Administration's Subnet, at http://web.sba.gov/subnet. The Contract Specialist for this solicitation is Evan Woitha who may be reached via e-mail at evan.g.woitha@usace.army.mil. -------------------------------------------------------------------------------------------------------------------- 01 August 2025 Flood Control, Amite River and Tributaries, LA, Comite River Basin, Comite River Diversion Project, Channel Reach 2B, East Baton Rouge Parish, Louisiana (ED 21-001), has been amended as follows: 1) Provides time and location for site visit. 2) Establish the deadline of 2:00pm local time, 8 August 2025 for the submission of bidder questions related to this solicitation. Note: The Government intends to provide all responses to bidder questions received by their respectivedeadline on a forthcoming amendment. ***PLEASE ACKNOWLEDGE THIS AMENDMENT AND SUBMIT WITH YOUR BID***

The work consists of excavation of a segment of the Comite River Diversion channel, stockpiling of excavated earthen materials, placement of bedding material and channel riprap, clearing and grubbing, utility pipeline removal, construction of access road, drainage, culverts, construction unwatering, and traffic control and coordination. The Magnitude of construction is between $ 25,000,000 and $100,000,000. The solicitation will be available free of charge by electronic posting only and may be found on the System of Award Management System (SAM) website, https://sam.gov. Paper copies of the solicitation will not be issued. Therefore, telephone and Fax requests for this solicitation will not be honored. Project files are Portable Document Format (PDF} files and can be viewed, navigated, or printed using Adobe Acrobat Reader. Contractors must register at the SAM website at https://www.sam.gov to download the solicitation for this project. If/when issued, Amendments will be posted to the abovereferenced website for electronic downloading. This will be the only method of distributing amendments before closing; therefore, the Bidders must check the website periodically for any amendments to the solicitation. Bidders shall maintain an active registration in the System for Award Management (SAM) database at https://www.sam.gov to be eligible for a Government contract award. If a bidder is not actively and successfully registered in the SAM database at the time of award, the Government reserves the right to award to the next prospective bidder. Bidders are also encouraged to post notices of prospective subcontracting opportunities on the Small Business Administration's Subnet, at http://web.sba.gov/subnet. The Contract Specialist for this solicitation is Evan Woitha who may be reached via e-mail at evan.g.woitha@usace.army.mil. -------------------------------------------------------------------------------------------------------------------- 01 August 2025 Flood Control, Amite River and Tributaries, LA, Comite River Basin, Comite River Diversion Project, Channel Reach 2B, East Baton Rouge Parish, Louisiana (ED 21-001), has been amended as follows: 1) Provides time and location for site visit. 2) Establish the deadline of 2:00pm local time, 8 August 2025 for the submission of bidder questions related to this solicitation. Note: The Government intends to provide all responses to bidder questions received by their respectivedeadline on a forthcoming amendment. ***PLEASE ACKNOWLEDGE THIS AMENDMENT AND SUBMIT WITH YOUR BID*** --------------------------------------------------------------------------------------------------------------------- 07 August 2025 Flood Control, Amite River and Tributaries, LA, Comite River Basin, Comite River Diversion Project, Channel Reach 2B, East Baton Rouge Parish, Louisiana (ED 21-001), has been amended as follows: 1. Update Specifications: Section 01 45 00.15 10 - 1.3 CONTRACT ADMINISTRATION. Note: The Government intends to provide all responses to bidder questions received by their respectivedeadline on a forthcoming amendment. ***PLEASE ACKNOWLEDGE THIS AMENDMENT AND SUBMIT WITH YOUR BID*** ------------------------------------------------------------------------------------------------------ 14 August 2025 Flood Control, Amite River and Tributaries, LA, Comite River Basin, Comite River Diversion Project, Channel Reach 2B, East Baton Rouge Parish, Louisiana (ED 21-001), has been amended as follows: 1. THE VIRTUAL BID OPENING, IS NOW SCHEDULED FOR THURSDAY, AUGUST 28, 2025 AT 12:00 PM LOCAL TIME. THE CONTRACTING OFFICER AND CONTRACT SPECIALIST WILL BEGIN DOWNLOADING BIDS AT 10:00 AM LOCAL TIME, WHICH IS THE BID RECEIPT CUTOFF TIME. ALL BIDS RECEIVED AFTER 10:00 AM LOCAL TIME ON THURSDAY, 28 AUGUST 2025 WILL BE CONSIDERED LATE. Note: The Government intends to provide all responses to bidder questions received by their respectivedeadline on a forthcoming amendment.

The work consists of excavation of a segment of the Comite River Diversion channel, stockpiling of excavated earthen materials, placement of bedding material and channel riprap, clearing and grubbing, utility pipeline removal, construction of access road, drainage, culverts, construction unwatering, and traffic control and coordination. The Magnitude of construction is between $ 25,000,000 and $100,000,000. The solicitation will be available free of charge by electronic posting only and may be found on the System of Award Management System (SAM) website, https://sam.gov. Paper copies of the solicitation will not be issued. Therefore, telephone and Fax requests for this solicitation will not be honored. Project files are Portable Document Format (PDF} files and can be viewed, navigated, or printed using Adobe Acrobat Reader. Contractors must register at the SAM website at https://www.sam.gov to download the solicitation for this project. If/when issued, Amendments will be posted to the abovereferenced website for electronic downloading. This will be the only method of distributing amendments before closing; therefore, the Bidders must check the website periodically for any amendments to the solicitation. Bidders shall maintain an active registration in the System for Award Management (SAM) database at https://www.sam.gov to be eligible for a Government contract award. If a bidder is not actively and successfully registered in the SAM database at the time of award, the Government reserves the right to award to the next prospective bidder. Bidders are also encouraged to post notices of prospective subcontracting opportunities on the Small Business Administration's Subnet, at http://web.sba.gov/subnet. The Contract Specialist for this solicitation is Evan Woitha who may be reached via e-mail at evan.g.woitha@usace.army.mil. -------------------------------------------------------------------------------------------------------------------- 01 August 2025 Flood Control, Amite River and Tributaries, LA, Comite River Basin, Comite River Diversion Project, Channel Reach 2B, East Baton Rouge Parish, Louisiana (ED 21-001), has been amended as follows: 1) Provides time and location for site visit. 2) Establish the deadline of 2:00pm local time, 8 August 2025 for the submission of bidder questions related to this solicitation. Note: The Government intends to provide all responses to bidder questions received by their respectivedeadline on a forthcoming amendment. ***PLEASE ACKNOWLEDGE THIS AMENDMENT AND SUBMIT WITH YOUR BID*** --------------------------------------------------------------------------------------------------------------------- 07 August 2025 Flood Control, Amite River and Tributaries, LA, Comite River Basin, Comite River Diversion Project, Channel Reach 2B, East Baton Rouge Parish, Louisiana (ED 21-001), has been amended as follows: 1. Update Specifications: Section 01 45 00.15 10 - 1.3 CONTRACT ADMINISTRATION. Note: The Government intends to provide all responses to bidder questions received by their respectivedeadline on a forthcoming amendment. ***PLEASE ACKNOWLEDGE THIS AMENDMENT AND SUBMIT WITH YOUR BID*** ------------------------------------------------------------------------------------------------------ 14 August 2025 Flood Control, Amite River and Tributaries, LA, Comite River Basin, Comite River Diversion Project, Channel Reach 2B, East Baton Rouge Parish, Louisiana (ED 21-001), has been amended as follows: 1. THE VIRTUAL BID OPENING, IS NOW SCHEDULED FOR THURSDAY, AUGUST 28, 2025 AT 12:00 PM LOCAL TIME. THE CONTRACTING OFFICER AND CONTRACT SPECIALIST WILL BEGIN DOWNLOADING BIDS AT 10:00 AM LOCAL TIME, WHICH IS THE BID RECEIPT CUTOFF TIME. ALL BIDS RECEIVED AFTER 10:00 AM LOCAL TIME ON THURSDAY, 28 AUGUST 2025 WILL BE CONSIDERED LATE. Note: The Government intends to provide all responses to bidder questions received by their respectivedeadline on a forthcoming amendment. ------------------------------------------------------------------------------------------------------ 27 August 2025 Flood Control, Amite River and Tributaries, LA, Comite River Basin, Comite River Diversion Project, Channel Reach 2B, East Baton Rouge Parish, Louisiana (ED 21-001), has been amended as follows: 1. THE VIRTUAL BID OPENING, IS NOW SCHEDULED FOR THURSDAY, 4 SEPTEMBER 2025 AT 1:00 PM LOCAL TIME. THE CONTRACTING OFFICER AND CONTRACT SPECIALIST WILL BEGIN DOWNLOADING BIDS AT 10:00 AM LOCAL TIME, WHICH IS THE BID RECEIPT CUTOFF TIME. ALL BIDS RECEIVED AFTER 10:00 AM LOCALTIME ON THURSDAY, 4 SEPTEMBER 2025 WILL BE CONSIDERED LATE. 2. To provide answers to contractor questions. 3. Updates and revisions as shown on the attached continuation pages. NOTE: Please be sure to acknowledge all amendments on the SF1442 form as part of your bid submission.

The work consists of excavation of a segment of the Comite River Diversion channel, stockpiling of excavated earthen materials, placement of bedding material and channel riprap, clearing and grubbing, utility pipeline removal, construction of access road, drainage, culverts, construction unwatering, and traffic control and coordination. The Magnitude of construction is between $ 25,000,000 and $100,000,000. The solicitation will be available free of charge by electronic posting only and may be found on the System of Award Management System (SAM) website, https://sam.gov. Paper copies of the solicitation will not be issued. Therefore, telephone and Fax requests for this solicitation will not be honored. Project files are Portable Document Format (PDF} files and can be viewed, navigated, or printed using Adobe Acrobat Reader. Contractors must register at the SAM website at https://www.sam.gov to download the solicitation for this project. If/when issued, Amendments will be posted to the abovereferenced website for electronic downloading. This will be the only method of distributing amendments before closing; therefore, the Bidders must check the website periodically for any amendments to the solicitation. Bidders shall maintain an active registration in the System for Award Management (SAM) database at https://www.sam.gov to be eligible for a Government contract award. If a bidder is not actively and successfully registered in the SAM database at the time of award, the Government reserves the right to award to the next prospective bidder. Bidders are also encouraged to post notices of prospective subcontracting opportunities on the Small Business Administration's Subnet, at http://web.sba.gov/subnet. The Contract Specialist for this solicitation is Evan Woitha who may be reached via e-mail at evan.g.woitha@usace.army.mil. -------------------------------------------------------------------------------------------------------------------- 01 August 2025 Flood Control, Amite River and Tributaries, LA, Comite River Basin, Comite River Diversion Project, Channel Reach 2B, East Baton Rouge Parish, Louisiana (ED 21-001), has been amended as follows: 1) Provides time and location for site visit. 2) Establish the deadline of 2:00pm local time, 8 August 2025 for the submission of bidder questions related to this solicitation. Note: The Government intends to provide all responses to bidder questions received by their respectivedeadline on a forthcoming amendment. ***PLEASE ACKNOWLEDGE THIS AMENDMENT AND SUBMIT WITH YOUR BID*** --------------------------------------------------------------------------------------------------------------------- 07 August 2025 Flood Control, Amite River and Tributaries, LA, Comite River Basin, Comite River Diversion Project, Channel Reach 2B, East Baton Rouge Parish, Louisiana (ED 21-001), has been amended as follows: 1. Update Specifications: Section 01 45 00.15 10 - 1.3 CONTRACT ADMINISTRATION. Note: The Government intends to provide all responses to bidder questions received by their respectivedeadline on a forthcoming amendment. ***PLEASE ACKNOWLEDGE THIS AMENDMENT AND SUBMIT WITH YOUR BID*** ------------------------------------------------------------------------------------------------------ 14 August 2025 Flood Control, Amite River and Tributaries, LA, Comite River Basin, Comite River Diversion Project, Channel Reach 2B, East Baton Rouge Parish, Louisiana (ED 21-001), has been amended as follows: 1. THE VIRTUAL BID OPENING, IS NOW SCHEDULED FOR THURSDAY, AUGUST 28, 2025 AT 12:00 PM LOCAL TIME. THE CONTRACTING OFFICER AND CONTRACT SPECIALIST WILL BEGIN DOWNLOADING BIDS AT 10:00 AM LOCAL TIME, WHICH IS THE BID RECEIPT CUTOFF TIME. ALL BIDS RECEIVED AFTER 10:00 AM LOCAL TIME ON THURSDAY, 28 AUGUST 2025 WILL BE CONSIDERED LATE. Note: The Government intends to provide all responses to bidder questions received by their respectivedeadline on a forthcoming amendment. ------------------------------------------------------------------------------------------------------ 27 August 2025 Flood Control, Amite River and Tributaries, LA, Comite River Basin, Comite River Diversion Project, Channel Reach 2B, East Baton Rouge Parish, Louisiana (ED 21-001), has been amended as follows: 1. THE VIRTUAL BID OPENING, IS NOW SCHEDULED FOR THURSDAY, 4 SEPTEMBER 2025 AT 1:00 PM LOCAL TIME. THE CONTRACTING OFFICER AND CONTRACT SPECIALIST WILL BEGIN DOWNLOADING BIDS AT 10:00 AM LOCAL TIME, WHICH IS THE BID RECEIPT CUTOFF TIME. ALL BIDS RECEIVED AFTER 10:00 AM LOCALTIME ON THURSDAY, 4 SEPTEMBER 2025 WILL BE CONSIDERED LATE. 2. To provide answers to contractor questions. 3. Updates and revisions as shown on the attached continuation pages. NOTE: Please be sure to acknowledge all amendments on the SF1442 form as part of your bid submission. --------------------------------------------------------------------------------------------------- 04 September 2025 Bid Opening held on 04 September 2025. Bid Abstract attached.