Flatiron Constructors Inc., Broomfield, Colorado, was awarded a $94,162,610 firm-fixed-price contract for floodwall and levee improvements. Bids were solicited via the internet with six received. Work will be performed in Port Arthur, Texas, with an estimated completion date of Nov. 30, 2027. Fiscal 2023 civil construction funds in the amount of $94,162,610 were obligated at the time of the award. U.S. Army Corps of Engineers, Galveston, Texas, is the contracting activity (W912HY-23-C-0018). 
 
Evergreen Fire Alarms LLC, Tacoma, Washington, was awarded a $53,130,899 firm-fixed-price contract for intrusion detection systems hardware and software. Bids were solicited via the internet with five received. Work locations and funding will be determined with each order, with an estimated completion date of Sept. 6, 2028. U.S. Army Contracting Command, Aberdeen Proving Ground, Maryland, is the contracting activity (W909MY-23-D-0004). 
 
Propper International Inc., Cabo Rojo, Puerto Rico, was awarded a $45,000,000 firm-fixed-price contract for Modular Lightweight Load-carrying Equipment, Close Combat Rifleman Sets, and MOLLE Close Combat Automatic Weapon Sets. Bids were solicited via the internet with six received. Work locations and funding will be determined with each order, with an estimated completion date of Sept. 7, 2028. Army Contracting Command, Natick, Massachusetts, is the contracting activity (W911QY-23-D-0007). 
 
McMillen Inc., Boise, Idaho, was awarded a $20,943,000 firm-fixed-price contract for upgrading power and controls for the McNary Dam Navlock. Bids were solicited via the internet with three offers received. Work will be performed in Umatilla, Oregon, with an estimated completion date of June 18, 2025. Fiscal 2023 civil construction funds in the amount of $20,943,000 were obligated at the time of the award. U.S. Army Corps of Engineers, Walla Walla, Washington, is the contracting activity (W912EF-23-C-0002). 
 
Pine Bluff Sand and Gravel Co., White Hall, Arizona, was awarded a $20,000,000 firm-fixed-price contract to repair revetments and dikes. Bids were solicited via the internet with two received. Work locations and funding will be determined with each order, with an estimated completion date of March 31, 2025. U.S. Army Corps of Engineers, Vicksburg, Mississippi, is the contracting activity (W912EE-23-D-0002).  
 
Great Lakes Dredge & Dock Company LLC, Houston, Texas, was awarded a $16,160,200 firm-fixed-price contract for beach nourishment. Bids were solicited via the internet with three received. Work will be performed in Cape May, New Jersey, with an estimated completion date of March 20, 2024. Fiscal 2023 civil construction funds in the amount of $16,160,200 were obligated at the time of the award. U.S. Army Corps of Engineers, Philadelphia, Pennsylvania, is the contracting activity (W912BU-23-C-0030). 
 
R-DEX Systems Inc.,* Woodstock, Georgia, was awarded a $15,000,000 firm-fixed-price contract to increase the technological readiness for AI-based signal classifiers. Bids were solicited via the internet with 26 offers received. Work locations and funding will be determined with each order, with an estimated completion date of Sept. 13, 2026.  U.S. Army Small Business Innovation Research Catalyst Program is the reporting activity (W-51701-23-D-0004).
 
Kokosing Alberici, Westerville, Ohio, was awarded a $12,123,879 modification (P00004) to contract W911XK-20-C-0018 for construction of the upstream approach wall at the Soo Locks. Work will be performed in Sault Saint Marie, Michigan, with an estimated completion date of July 24, 2024. Fiscal 2021 civil construction funds in the amount of $12,123,879 were obligated at the time of the award. U.S. Army Corps of Engineers, Detroit, Michigan, is the contracting activity. 
 
Booz Allen Hamilton, McLean, Virginia, was awarded a $10,955,171 hybrid (cost-no-fee and firm-fixed-price) contract for training support. Bids were solicited via the internet with one received. Work will be performed at Fort Leavenworth, Kansas, with an estimated completion date of March 15, 2024. Fiscal 2023 operation and maintenance, Army funds in the amount of $10,955,171 were obligated at the time of the award. U.S. Army Contracting Command, Orlando, Florida, is the contracting activity (W900KK-23-C-0038).