1977 Maritime h-3

the rig has been modified with an additional 4 stability columns to provide adequate deck load to operate in 500m of water depth. the rig was built in aker verdal norway. this unit is currently drilling in se asia while she is due to complete her drilling campaign in jan/feb 2023 and will then require dry-dock for her 5-year survey - approx costs estimated at around us$ 5m. expected timeframe for dry docking is 2 months. owners will consider all serious offers. general description this is semi-submersible, twin pontoon column stabilized offshore drilling unit with max water depth of 1,640 ft and max drill depth of 25,000 ft. it’s carrying capacity is 12299 t dwt. principal characteristics: length overall............................................108.2 m (355 ft) width overall..............................................75.47 m (247.5 ft) keel to main deck......................................36.58 m (120 ft) pontoon length.........................................108.2 m (355 ft) pontoon width...........................................10.98 m (36 ft) corner columns (4)....................................7.92 m (26 ft) intermediate columns (4)...........................5.79 m (19 ft) aux columns (4).........................................5.2 m (17 ft) main deck length...................................... 69.80 m (230 ft) main deck breadth.....................................60.6 m (200 ft) gross tonnage: 13590 t summer dwt: 12299 t draft: transit......................................................... 6.6 m operating.....................................................21.34 m survival........................................................16.76 m displacement: transit......................................16090 mt survival....................................222250 mt operating.................................24250 mt classification: ............det norske veritas +1a1 column stabilized unit accommodation: ..................135 man in total 19 - three man cabins 17 - two man cabins 11 - four man cabins 6 - single man cabins 1 - operators office 1 - recreational room 1 - galley/ mess room 1 - hospital storage capacities: drill water.......................1232 m3 portable water..................556 m3 fuel oil...........................1325 m3 liquid mud pits.................391 m3 sack storage area...........169 m2 bulk storage: barite/ bentonite................252 m3 bulk cement......................252 m3 heave compensation: hydralift crown mounted 600,000 lbs capacity 20 ft stroke 8 x 80k rucker tensioner 50 ft line travel 4 x guidelines, 2 x pod line tensioner. 40 ft travel, 16000 lbs capacity each. cranes: 1 x aker/ nyland electrohydraulic with 120 ft boom capacity: - main block............40 mt (static) - whip line..............15 mt (static) 1 x liebherr mt1900 75d diesel hydraulic with 136 ft boom capacity: - main block................60 mt (static) - whip line..................15 mt (static) power supply: 4 x bergen diesel kvgb 12 (2200 bhp) 4 x wab 1240 d8 (2150 kva) mooring system: 4 x norwinch oilrig 2a 2 76 7 x hy 17 stevpris mk 5 anchor 1 x vhyrof steveshark mk 5 anchor 8 anchor chains 3” orq, approx 4260 ft each chain chaser fitted drilling equipment derrick: height...................198 ft base.....................40 x 40 load capacity......100000 0 l bs travelling block - maritime hydraulics 590 mt ; 7 x 60” sheaves top drive - maritime hydraulics ddm 650hy ; 3 speeds hookload capacity (lbs)...............1,000,000 rotary table - continental emsco 49½” driven with ge752 motor, 2 speed drawworks - continental emsco c 3 type ii electric, driven by 3 x 1000 hp ge752 motor. mud pumps - 3 x continental emsco 1500fb, 1600 hp diverter - regan kfds diverter with 12” ; flow lines bop stack - 15,000 wp bop stack 18 ¾” annular bop - t 3 energy services - 3 x pipe ram cameron & 1 x blind shear ram cameron