CHEVRON NIGERIA LIMITED
A CHEVRON COMPANY
OPERATOR OF THE NNPC/CNL JOINT VENTURE
TENDER OPPORTUNITY
PROVISION OF MOBILE JACK UP OFFSHORE DRILLING UNIT TO SUPPORT OFFSHORE DRILLING AND COMPLETION OPERATIONS
NIPEX TENDER NO: CNL00000214

INTRODUCTION:
Nigerian National Petroleum Corporation (NNPC)/Chevron Nigeria Limited (CNL) Joint Venture invites interested companies with relevant experience to apply for pre-qualification for the Provision of a Mobile Jack Up Offshore Drilling Unit to support Company’s offshore drilling and completion operations. The offshore drilling campaign is expected to commence 1st Quarter 2023 for a proposed term of two (2) years plus a possible optional term of one (1) year duration.

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 c 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-Ibs 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
• Drill water storage: 3,500 bbls
• Potable water storage: 3,000 bbls
• Accommodation: 120-man bed space at the minimum equipped with conference room, video capability and wireless internet link
• Rig must have three cranes with a minimum hoisting capacity of 45T each and/or 25MT at 100ft boom length
• Cranes shall be certified for personnel movement and rig shall be equipped with industry accepted personnel transfer device
• BOP systems
o 10,000-psi, 13 5/8″ BOP; (4) four 13 5/8″ 10,000 psi WP ram preventers with (1) one 13 5/8″ 5,000 psi WP annular preventer. One choke and one kill line valve shall be fail-safe closed. One ram shall be blind shear capable. BOP to include minimum of three 4 1/16″ Side Outlets
o 2.000-psi, 21 1/4″ BOP: (2) two 21 1/4″ 2,000 psi WP ram preventers with (1) one 21 1/4″ 2,000 psi WP annular preventer. One ram shall be blind shear capable. BOP to include minimum of two 4 1/16″ Side Outlets
• Rig must have the capability of mooring boats to offload such that supply vessels can be tied to the rig’s legs
• A CAP437 or equivalent certified helideck able to accommodate helicopters of the category up to and including the AW139 specification
• DPR 2002 zero discharge for hazardous waste compliant per environmental guidelines and standards and ISO 14001 standards
• Drilling Unit’s cooling and similar systems must be Chlorofluorocarbon (CFC) free (CFC and Halons are not acceptable)
• Bidder’s current IADC registration
• Drilling Unit shall be classed and certified by Lloyds, the American Bureau of Shipping, or Det Norske Veritas (‘DNV’)
• Drilling Unit shall be physically capable of drilling & completing, working over, and abandoning field development wells to the depth(s) specified.
• Ancillary services tie-ins provided by the Bidder including stations with utilities/ancillary services for the equipment near the equipment installation locations.
• The utilities/ancillary services sizing and connection types will be specified by Company. Utilities/ancillary services may include: electricity, fuel, computer network, communications, emergency systems and noise, temperature and air quality control V-SAT system, 3/3Mbps
• Bidder provided centrifuges installed, operated and maintained by Bidder inclusive of critical spare parts.