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Offshore Platform

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by

Mark Atalla

on 21 November 2012

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Transcript of Offshore Platform

When was the first offshore platform established and by who?


Specifications of the first platform? History Offshore Platforms How is the right land for drilling found?
Magnetic and seismic surveys Development Government should approve The average life span of a well Types of Offshore Platforms Materials used:
Concrete and Steel

Uses its mass to stay stable

Used in depths up to 1,500 feet

Shell's Bullwinkle built in 1991 (1,353 ft) Compliant Tower Materials used:
Concrete and Steel

Narrower tower

Used in depths ranging from 1,500 feet to 3,000 feet

Petronius in 1998 (1,754 ft) Semi-submersibles Materials used:
Concrete and Steel

Made up of columns and hulls
that are stabilized below the
water surface

Used in depths ranging from
500 feet to 10,000 feet

Independence Hub in 2007
(7,918 ft) Jack-Up Drills Materials used:
Concrete and Steel but mostly steel

Using legs they are jacked up above sea level.
They are mostly used in water of 400 feet of depth.

Atlantic Labrador in 1983 (382 ft) Drillships
Dynamic positioning system

Used in depths ranging from
2,000 feet up to 8,500 feet or more

Noble 2 in Brazil Floating Production System Stores oil and permits purification process

Used in depths up to 1,500 to 6,000 ft

Troll A in Norway Tension-Leg Platform
Vertical tendons

Used in depths ranging from
1,500 feet to 7,000 feet

Juliet in Mexico Gravity Base Structure Structure is supported by its weight and stability

Steel reinforced with concrete

Used in depths up to 65 feet

Malampaya in Philippines Spar Platforms Materials used:
Concrete, steel and sometimes polyester

Three types:
Classic Spar
Truss Spar
Cell Spar
Depth 1,000 to 10,000 feet

Perdido built in 2010 7,817 ft) Normally Unmanned Installations Controlled remotely

Two most important components:
Helipad
Wellbay

Shallow water

Savonette platform Conductor Support Systems Controlled remotely

Three most important components:
Helipad
Wellbay
Small process plant
Depth 100-200 feet

Hamilton platform Companies, Maintenance, Crew, and Certification Omar Aboulezz Hadir Salhin Dayana Kanjo Donna Nader Clara Boushra Mark Atalla Certification Maintenance Companies Seismic Waves Environmental Effects Drilling Burning Natural Gas Oil Spills Oil Spill Cleanups Thank You! Fixed Rigs Platforms designed to last for decades Efficiency and competency Procedure may vary, but common among most companies Crew Egyptian Maintenance Company & Nabors Industries, Ltd. Teamwork 1) Drillers
2) Toolpushers
3) Derrickmen
4) Roughnecks
5) Geophysicists & Marine Surveyors 1) Painters
2) Crane Operators
3) Roustabouts 1) Offshore installation/Platform Managers
2) Stability Managers
3) Safety Managers
4) Control Room Operators
5) Barge engineers, subsea engineers, and mechanics

A) Drill B) Deck C) Production (Maritime) Basis:
Initial design
Construction appraisal
Actual construction phase
Follow-up surveys Re-certification ITEX Quality Services
& Bureau Veritas
Full transcript