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The Cadomin (340K) Hydraulic Workover Rig was designed and built to meet the challenges of offshore workover's. The rig incorporates all of the conventional hydraulic work over rig systems that make them the obvious choice for workover's on land or off-shore. However, the Cadomin has a number of "FIRST EVER" features that make it a one of a kind piece of equipment specialized to safely and efficiently complete ESP pump changes. The rig has modular components with maximum weights per component of five tons. Each item in the rigs inventory was designed to have the smallest footprint possible. With a self- erecting lattice derrick it is capable of handling long heavy bottom hole assemblies never before deployed or recovered by hydraulic work over rigs. The unit also incorporates the HAES long stroke system that gives this equipment an effective stroke of 22 feet for handling workover and completion tools. This rig makes work-over campaigns on wells that were drilled by cantilever jack up rigs possible and economical.
340K Hydraulic Work Over Rig
- Jack stroke 10.5 feet
- 6-175 hp diesel Power Packs Zone 2 rated
- 5 sets 600K HAES 11 inch full opening slip bowls
(2 3/8 inchÐ8 5/8 inch capability)
- Hydraulic rotary table rated at 22,000 foot pounds of torque
- Lift capacity 340,000 pounds
- Push capacity 170,000 pounds
- All pipe handling equipment 2 3/8 inchÐ7 inch inclusive
- 16' by 12' foot work basket
- Full instrumentation for monitoring lift force, push force, well head pressure and pump pressure
Non-Ground Disturbance Anchors
- Eliminates the need for ground disturbance when setting anchors for guide lines
- 10 ton anchor weight
- Each anchor has engineered and load tested pad eyes for
loading, unloading, and guide wire attachment
Power Tongs
- White Bear 5525 power tongs
- 25,000 foot pounds of torque
- 5.5 inch maximum tubing diameter
- Hydraulic positioning cylinder
- Hydraulic tong delivery system
Pipehandling Equipment
- 5 section lattice derrick maximum working load 15 tons
- 2 high speed counterbalanced winches 3,000 pound rated
line pull each
- 1 tugger winch 22,000 pound rated line pull
- 75 feet from top of jack plate retracted to centerline of crown sheaves
- Multi section pipe slide configurable from 20 feet to 100 feet
- Catwalk and pipe racks
Pumping Equipment
- HT 400Ð475hp tri-plex pump
- 10,000 psi Choke manifold C/W 1 fixed choke, 1 variable
choke, and 8 valves
- Circulating iron package C/W 300 feet pipe, 15 plug valves,
swivels, T's, elbows, and miscellaneous connections
- 10,000 psi built in standpipe, Kelly hose and circulating
swivel
- 300 barrel suction tank with removable shakers and agitator
Accumulator
- 8 station with high bypass for shear rams
- 3,000 psi manifold pressure 300 gallon capacity
- 2 remote panels C/W 200 foot remote lines
- 8 sets of co-flex BOP control lines
Blow Out Preventors
As directed by job requirements
Electrical Generation
- 2-220 KVA diesel generators Zone 2 rated
- 18 way EXD distribution system
- 380 volt/50 hz
Worker Access/Egress
- Collapsible stairway tower with components to assemble to
100 feet
- BOP service platforms
- Safety harnesses and fall arrest equipment
- Emergency evacuation by decenders and rig riders
Auxiliary Equipment
- Workshop c/w hand tools, welding set, and cutting torches
- Spares container c/w BOP, Workover Rig, Pump, and mechanical spares
- 2,000 gallon fuel skid complete with transfer pump and 300 feet of hose
- 50 hp Quincy air compressor with distribution manifold
- Lighting system for 24 hour operations
- Change room / Break room unit
- 4-60 lp. ABC fire extinguishers
- Complete paramedic level first aid set
- Office facility complete with satellite phone
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