Pipe Lay Barge - Alpha DMB 88
Class GL + 100
A5 Pipe layer re-built in 1994, re-classed in 2002.
The barge is suitable for pipe laying in shallow and restricted
waters, equipped with a ten-point mooring system comprising of 4
bow anchors, 4 breast anchors and 2 stern anchors. The 4 breast anchor
cables are guided through underwater fairleads to enable access of
supply and support vessels.
The firing line equipment and automatic floating track tensioner is
designed for 6" OD to 48" OD pipe. It consists of a
hydraulic transverse conveyor, hydraulic vertical tension,
hydraulic A&R winch and 8 hydraulic support rollers. The floating
stinger, 30 metres in length, is equipped with 5 spring supported
horizontal roller carriages and additional 2 vertical guide rollers.
Stinger depth is controlled by means of a closed ballast system.