Operating in a water depth of 2,855m offshore of Malaysia, the Mærsk Deliverer in collaboration with Weatherford successfully deployed pressurised mud cap drilling as the optimal solution to drill the Tepat-1 exploration well for Total E&P Malaysia.
The operation was a success and set the record for the deepest water deployment of PMCD in the industry to date.
The Maersk Deliverer is a DSS-21 column stabilised dynamically positioned semi-submersible drilling rig, able to operate in water depths up to 10,000ft.
Main Specs:
| Model | DSS21-DP2 Semi-Submersible |
| Type | Self-Propelled A1 Column Stabilized Drilling Unit |
| Maximum drilling depth | 32800ft/10000m |
| Maximum water depth | 9840ft/3000 m |
| Minimum water depth | 1640ft/500 m |
| Max Hook Load | 2000k/lbs /907 Tons |
| BOP | 18¾” 15,000 psi BOP system |
| Handling system | Dual pipe handling system with off line stand building capabilities |
| Deck crane | 1 x 65 t rated Favelle Favco deck crane |
| Knuckle boom crane | 1 x 165 t NOV Active Heave Compensated KBC |
| Pipe handling crane | 1 x 3.5 t Pipe Handling Knuckle Boom Cranes |
| Mud pumps | 4 x Wirth 14-P-2200, 7500psi HP single-acting triplex pumps |
| Top Drive | HPS 1000 rated for 7,500 psi and 2,300 hp |
| Accommodation | Single bed accommodation for 180 personnel |
Source: Maersk Drilling