Sgt. Ean Hul, a vehicle commander with Bravo Company, 1st Engineer Battalion, 1st Armored Brigade Combat Team, 1st Infantry Division, Fort Riley, Kansas, guides his driver as they reconnect the Joint Assault Bridge to the Heavy Assault Scissor Bridge (HASB) after passing the task force over a natural gap during operational testing of the Joint Assault Bridge (JAB) at Fort Riley, Kansas. (Photo Credit: Mr. Tad Browning, Lead Audiovisual Production Specialist, U.S. Army Operational Test Command Joint Assault Bridge aces Operational Test; fielding plans include all COMPOs by By Rae Higgins, PEO, Maj. Eric V. McDonald, The Army’s Joint Assault Bridge (JAB) program aimed at modernizing the Engineer Regiment’s vehicle-mounted bridging capabilities in November successfully completed Initial Operational Test (IOT). With IOT in the books, the JAB program is closing the gap in fielding with the First Unit Equipped, the 1st Armored Brigade Combat Team, 1st Infantry Division, Fort Riley, Kan., in March 2021.