Mina al Ahmadi #1 and #2 CALMs
Scope of Work
SOFEC will redesign the existing CALM buoy piping systems and upgraded the design pressure rating of the two Kuwait Oil Company CALM Buoys. The buoys are being upgraded for continued service to accommodate the world’s largest supertankers.
General Description
| Client Name: | HHI / Kuwait Oil Company |
| Contract Award: | April 2006 |
| Installation Date: | August 2008 |
| Application: | Crude Oil Export and Bunkering |
Project Specifications
| Water Depth: | 31.7m (104ft) |
| Tanker Size: | Up to 456,000 dwt |
| Dimension: | 12.5mØ x 5.3m |
| Floating Hose: | 2 x 24-in., 1 x 12-in. |
| Underbuoy Hose: | 2 x 24-in., 1 x 20-in. Chinese Lantern |
| Hawser System: | 12-in. Dual grommet |
| Anchor Leg System: | 6 x 3.75-in. ORQ |
| Anchor System: | 6 x 42-in. Ø Piles |
Design Environmental Criteria
Operational
| Significant Wave Height: | 3.1m (10.2ft) |
| Wind Velocity: | 29.8m/s (58 knots) |
| Surface Current: | 0.7m/s (1.3 knots) |
Survival
| Significant Wave Height: | 4.9m (16.0ft) |
| Wind Velocity: | 38.6m/s (75 knots) |
| Surface Current: | 0.7m/s (1.3 knots) |
Comments
Each unit is equipped with a sophisticated SCADA system for remote monitoring and control. The floating hose system consists of two 24-in. lines each with twin 16-in. tail hoses and a 12-in. bunker line.