Chevron Nigeria Limited cnl Tender

Tenders are invited for Provision of mobile jack up offshore drilling unit to support offshore drilling and completion operations SCOPE OF WORK: Bidders must be able to provide a Mobile Offshore Jack Up Drilling Unit with the following technical requirements and specifications at a minimum: · Minimum Operating Water Depth: 12 feet · Maximum Operating Water Depth: 250 feet · Cantilever Capability Drilling Package w/ 1,000 Kips (500 ST) Capacity @ Full 45% + 12% Lateral Extension · Variable Deck Load (VDL) Capacity: 3,500 Kips · Well Depth Rating: 20,000 feet (Rig shall have 5 19.5PPF S-135 and 3 1/2 13.3PPF S- 135 drill pipe) · Draw works Capacity: 2,000 HP · Rotary Table: 1,100HP, 37 1/2 diameter · Derrick Load Capacity: 1,100 Kips (500 MT) · Hook Load capacity: 1,100 Kips (500 MT) · Diverter System: minimum 29 1/2 500 psi w/ min (2) 12 valves and lines · Triplex Mud Pumps: Minimum of Three (3) 1,600 HP each with 7500 psi rating sustained working pressure · Electric Top Drive system Varco TDS-4S or equivalent rated to 7500 psi, hoisting capacity minimum of 650 tons, capable of supplying 45,000 ft-lbs continuous torque at 120 rpm and minimum breakout torque of 85,000 ft-lbs · Bulk storage: 7,500 ft3 · Liquid mud storage: total active and reserve 1200/1300 bbls