Eastern Shipbuilding Group has delivered HOS Black Foot (Hull 206) to Hornbeck Offshore Services. The 302’x 64’x 26’ OSV is the sixth of 10 offshore support vessels under contract and the second vessel designated as the HOSMAX 310 series by Covington, La.-based Hornbeck Offshore.
Each HOSMAX 310 vessel is diesel-electric powered, twin Z-drive propelled OSV. These high-tech vessels feature four Caterpillar 3516C 16-cylinder turbo-charged Tier 3 diesel generator engines each rated at 1,825 kW at 1,800 rpm. Main propulsion power is provided by two GE Energy furnished Hyundai 2,500 kW 690VAC electric motors driving two Schottel SRP 2020 FP Z-Drives with nozzles rated at 2,500 kW at 1,025 rpm each for a total of 6,704 hp. Schottel also provides two STT 4 fixed pitch tunnel thrusters rated at 1,180 kW at 1,170 rpm, each with direct coupled Hyundai 690VAC electric motors. GE Energy Power Conversions provides the complete system integrated diesel electric package, including the propulsion and thruster drives, motors, control systems, DP system, switchboards, motor control centers, automation and navigation/communication electronics. The fully integrated bridge is arranged for increased visibility and features the latest technology in navigation, communication equipment.
The HOSMAX 310 OSVs feature the following:
Deadweight Tonnage: 6,144 LT
Total Fuel Oil Capacity: 285,649 gals.
Fuel Oil day tanks: 23,752 gals.
Drill Water/Ballast Capacity: 609,227 gals.
Potable Water Capacity: 62,538 gals.
Liquid Mud Capacity: 21,509 bbl.
Dry-bulk Mud: 14,347 cu. ft.
Methanol Capacity: 2,212 bbl.
Clear Deck Area: 11,137 sq. ft.
The remaining four OSVs under contract are also designated HOSMAX 310 offshore support vessels. The third of which, the HOS Black Rock (Hull 207) launched on March 28, 2014 and the fourth, the HOS Black Watch (Hull 208) launched June 6, 2014. Both are scheduled for delivery in 2014
All ten of the HOSMAX Offshore Supply Vessels under contract are USCG, ABS Classed A1, Offshore Support Vessel and Ocean Service, Loadline, AMS, ACCU, Circle E, DPS-2 with additional ABS Class notations UWILD, ENVIRO, FFV-1 and certified under SOLAS/IMO.