APRIL 9, 2014 — Eastern Shipbuilding Group, Inc., Panama City, FL, recently launched the HOS Black Rock (Hull 207) in a ceremony at its Allanton shipyard.
The HOS Black Rock is the third of six Eastern vessels designated as the HOSMAX 310 series and the seventh of twelve HOSMAX offshore supply vessels and MPSVs under contract for Hornbeck Offshore Services, Inc. with Eastern.
The diesel-electric powered, twin Z-drive OSVs in the HOSMAX 310 series each feature four Caterpillar 3516C 16-cylinder turbo-charged Tier III 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 690 VAC 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 is also providing two STT 4 fixed pitch tunnel thrusters rated at 1,180 kW at 1,170 rpm, each with direct coupled Hyundai 690 VAC electric motors. GE Energy Power Conversions is providing 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 vessels are capable of a maximum speed of 14 knots with a cruising speed of 12 knots.
The fully integrated bridge is arranged for increased visibility and features the latest technology in navigation, communication equipment.
The HOSMAX 310 offshore support vessels feature the following characteristics:
Dimensions: 302'x 64'x 26'
Deadweight Tonnage: 6,144 LT
Total Fuel Oil Capacity: 285,649 USG
Fuel Oil Day-tanks: 23,752 USG
Drill Water/Ballast Capacity: 609,227 USG
Potable Water Capacity: 62,538 USG
Liquid Mud Capacity: 21,509 bbl. (10) Tanks
Dry-bulk Mud:14,347 cu. ft. (7) Tanks
Methanol Capacity: 2,212 bbl. (2) Tanks
Clear Deck Area: 11,137 sq. ft.
All ten of the HOSMAX offshore supply vessels under contract at Eastern 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. Additionally, HOS has contracted with Eastern for two HOSMAX 310ES Multi-Purpose Supply Vessels (MPSV's) with accommodations for 73 persons, a 250MT subsea crane, moon pool, helideck and two (2) ROV/LARS units.
The two HOSMAX 310ES Multi-Purpose Platform Supply Vessels are to be ABS Classed Hull and Machinery, Oceans Service and reviewed for the United States Coast Guard under the Alternate Compliance Program (ACP 2-95) with the following Class Notations, +A1, +AMS, + ACCU, +DPS-2, UWILD, FFV-1, +Circle E, Offshore Support Vessel (HNLS, HDC, HLC), GP, RRDA, HELIDK, ENVIRO, CRC, SPS (Special Purpose Ship), and certified under SOLAS/IMO.