|
|
From finding downed drill firefighters to digging out hydrants after a blizzard, GPS and its frequent companion GIS can serve many uses for the average fire department. As prices continue to drop, press it will be harder bench to justify not having access to the refined locating and mapping abilities that every department needs.Douglas Page, Fire Chief''s technology correspondent, is drill a freelance writer based in Pine Mountain, press Calif.GPS SatellitesThe current GPS constellation consists of 28 Block II/IIA/IIR operating in circular 10,900nm (20,200km) 12-hour orbits at an inclination bench of 55 degrees. drill They are press not bench in geo-stationary orbit. This year''s listing contains 362 jackup units, including drill existing rigs and announced newbuildings, press a decrease of two from last year. The listing excludes: shallow-water units working in inland waters, several rigs of the Former Soviet Union fleet, and those in non-drilling modes. The loss of two rigs results from the deletion of two listings. No additional newbuildings were added.Low crude prices continued to cut offshore operators'' drilling budgets in 1999, as reflected by reduced utilization and dayrates that continued the low levels of late 1998. The U.S. Gulf of Mexico saw rate cuts approaching 50% of early-1998 levels, as did Africa and and Asia. Even the North bench Sea saw drill cuts of more than 20%. STORAGE: Mud & Cmt Bulk--8 x 42 cm; Sack--900 cm;Liquid Mud--330 cm; Fuel--794 cm;Water for Drilling--876 cm; Potable Water--410 cm.DRILLING, EQUIPMENT: Drawworks--one Nat''l1320 UE; Pumps-two BPMMP F-1600 Primemovers--four Cat. 3516, press 1,650 hp; Rotary Table--Nat''lC-375; bench Top Drive--Varco IDS-1,500 t.DERRICK: 147'' x 30'' x 30''.BOP drill SYSTEM: Hydril, 2,000 psi 21 1/4" and 5,000psi, 13N" annulars; press two CIW, 13 5/8", bench 10,000 psi.CRANES: Two Amclyde, 10,000 HD, 100'' boom.WORK AREA: South China Sea.NAN HAI NO. 4
|