Page 47 - 6634

* - In place (wave, current, wind, tide, settlement, earthquake, ice, accidents,

redundancy, etc.)

* - Construction (fabrication, load-out. transportation, installation including,

up righting, lifting, pile and conductor driving, temporary installation

conditions, strength and stability)

* - Fatigue, corrosion

* - Accidental

* - Other relevant design cases (deck vibrations, drilling rig configurations,

etc.).

2. Design drawings include:

* - Deck plans and elevations

* - Main and secondary trusses

* - Connections (joints) and stiffeners
* - Welding details

* - Pile and conductor details
* - Pad-eyes and other lifting connections

* - Tie-down bracing
* - Launch trusses and braces

* - Appurtenances

* - Any other details required for platform fabrication

3 Specifications cover:

* - Design and construction

* - Equipment and materials

* - Painting and corrosion protection

* - Hookup and commissioning

* - Others as needed

4. Procedures define certain critical operations in steps to ensure that these are

carried out in accordance with the design requirements. These may include:

* - Welding
47