Amphibious Construction Battalion TWO (abbreviated as ACB 2, or PHIBCB 2) is an amphibious construction battalion in the United States Navy based in Little Creek, Virginia. Amphibious Construction Battalion ONE is its sister unit based in Coronado, California. PHIBCB TWO combines the small craft expertise of the surface navy with the construction capabilities of the Naval Construction Force. We support Commander, Naval Beach Group Two in amphibious force projection with fully trained, combat ready forces.