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Baydelta Maritime Brings New Tug to San Francisco

Published Jan 3, 2011 4:28 PM by The Maritime Executive

New workhorse designed by Jensen and features Markey winches

The “Delta Billie” was put into service in San Francisco on April 10th by Baydelta Maritime following delivery from Nichols on Whidbey Island, WA. The boat was designed by Jensen and bollard pulls 93.8 tons ahead and 93.7 tons astern. Other principal characteristics include:

Length: 100’
Beam: 40’
Draft: 17’
Fuel Capacity: 71,000 gals.
Fresh Water: 8,000 gals.
Sewage: 1,400 gals
Main Engines: 2 x Caterpillar 3516C @3400 HP each
Auxiliary Engines: 2 x Caterpillar C9 @ 215KW + 1 aux harbor set (27 KW)
Propulsion Units: 2 x Rolls Royce 255 Azmuthing Z-drives
Fuel Consumption: CAT 3516C @full load 170 GPH per hour. @ cruise load 90-100 GPH per engine.
CAT C9 @ full load 17 GPH. @ normal load 12GPH
Deck Machinery: Bow Winch-Markey DEPC-52 with 500’ Amsteel Blue 9” with 80’ Amsteel pennant
Tow Winch-JonRie A525 with 2500’ x 2.5’”towing wire
Tow Pins-Smith Berger with hold down hook.
Accommodations: Five Staterooms accommodating 10 persons
One mess room
One galley
One lounge
Two heads
Static bollard pull: Ahead 93.8 tons ABS Certified
Astern 93.7 tons ABS Certified

Estimated Indirect towline force @ 10kts 125-130 tons under review at Glosten
Estimated Kips: 225-250 (not based on hard numbers) under review at Glosten
Estimated running speed: full ahead 13.0-13.75 knots Full astern 10-11 knots

Baydelta on the web: http://www.baydeltamaritime.com/