The USS Arleigh Burke (DDG-51), named for Admiral Arleigh Albert Burke, USN (1901-1996), is the lead ship of Arleigh Burke-class guided missile destroyers. She was laid down by the Bath Iron Works company at Bath, Maine, on 6 December 1988, and launched on 16 September 1989 by Mrs. Arleigh Burke. The Admiral himself was present at her commissioning ceremony on 4 July 1991, held on the waterfront in downtown Norfolk, Virginia. Displacement: 8,885 tons Length: 154 m Beam: 20 m Propulsion: 4 � LM2500-30 gas turbines, 2 shafts, 100,000 hp Speed: 30+ knots Armament: 1 � 29 cell, 1 � 61 cell Mk 41 vertical launch systems with 90 � RIM-66 SM-2, BGM-109 Tomahawk or RUM-139 VL-Asroc missiles 1 � Mark 45 127/54 mm;2 � 25 mm chain gun;4 �12.7 mm guns;2 � 20 mm Phalanx CIWS 2 � Mk 32 triple torpedo tubes Aircraft carried: 1 SH-60 Sea Hawk helicopter can be embarked