Offshore Drilling Rigs Under Construction Or On Order At U.S. Yards — May 1, 1981

Builder / Owner / Name / Type / Delivery

Alabama Maritime, Mobile, Ala. — Diamond M — Diamond M. Hunter, Semisub., 11/81; Diamond M. Eagle, 4/82.

Baker Marine, Ingleside, Texas — Huthnance Dlg — Charger I, Jackup, 6/81; Huthnance Dlg — Charger II, 9/81; Magnum Marine — Mr. Demp, 11/81; Magnum Marine — Robert N. Haskin, 5/82; Magnum Marine — Robert W. Womack, 6/82; Marine Drilling — J. Storm XV, 4/81.

Bethlehem Steel, Beaumont, Texas — Griffin-Alexander — Griffin-Alexander II, Jackup, 6/81; Griffin-Alexander V, 9/82; Griffin-Alexander VII, 3/82; Griffin-Alexander VIII; Houtech Energy — Houtech I, 6/81; Houtech II, 10/81; Houtech III, 3/82; Houtech IV, 9/82; Marine Drilling — J. Storm XVI, 7/81; J. Storm XVII, 9/81; O & U Drilling (unnamed), 1/82; Teledyne — Movible 20, 11/82; Alfa Drilling (unnamed), 1983.

Bethlehem Steel, Sparrows Point, Md. — Houston Offshore — Sabine III, Jackup, 6/81; Griffin-Alexander — Griffin-Alexander III, 10/81; Griffin-Alexander IV, 3/82; Griffin-Alexander VI, 6/82; Temple Drilling — Cheyenne, 4/82.

General Dynamics, Charleston, S.C. — Bailey & Shannon Inc. — Bill Bailey, Jackup, 10/81; Bob Warner, 12/81; Mr. Shannon, 4/82; Mr. Williamson, 6/82; Mark Jones, 1982; Mr. Webster, 1982.

Gulfport Shipbuilding, Port Arthur, Texas — Compania Perforadora, Jackup, 1982.

Ingalls Shipbuilding, Pascagoula, Miss. — Transworld Drilling — Transworld 69, Submersible, 6/81; Transworld 70, 8/81; Transworld 72, 6/81; Transworld 73, 2/82.

Bonito Offshore — Bonito I, Jackup, 3/82; Bonito II, 12/82; Chiles Drilling — Yucatan, 11/81; Global Marine — Glomar Main Pass I, 1/82; Glomar Main Pass II, 5/82; Glomar Main Pass III, 9/82; Glomar Main Pass IV, 7/81; Huthnance Drilling — Vanguard I, 10/82; Vanguard II, 5/81; Keyes Offshore — Keyes 301, 6/81; Keyes 302, 7/82; Keyes 303.

Levingston Shipbuilding, Orange, Texas — Dixilyn-Field — DF-87, Jackup, 6/81; Noble Drilling — Ed Holt, 10/81; (unnamed), 3/82; Compania Perforadora (unnamed).

Marathon LeTourneau, Brownsville, Texas — Chiles Drilling — Seabee, Jackup, 3/83; Global Marine — Glomar Adriatic I, 7/81; Glomar Adriatic II, 10/81; Glomar Adriatic V, 8/83; Glomar Adriatic VI, 10/83; Glomar Adriatic VII, 1/84; Penrod Drilling — Penrod 86, 2/82; Penrod 88, 5/82; Penrod 90, 8/82; Penrod 98, 4/84; Rowan Drilling (unnamed), 12/82.

Marathon LeTourneau, Vicksburg, Miss. — Penrod Drilling — Penrod 87, Jackup, 5/82; Penrod 89, 9/82; Penrod 91, 1/83; Penrod 99, 4/84; Rowan Drilling — Arch Rowan, 6/81; Gilbert Rowe, 10/81; Cecil Provine, 3/82; Rowan Drilling (unnamed), Jackup, 9/83; (unnamed), 1983; (unnamed), 1984.

Vemar Shipyard, Channelview, Texas — Atwood Oceanics — Richmond, Submersible, 9/81; Cliffs Drilling (unnamed), Jackup, 7/81; (unnamed), 11/81; Penrod Drilling — Penrod 170, Submersible, 1/82; Penrod 171, Submersible, 5/82; Penrod 172, Submersible, 9/82.