scope:

General (1 June 2016)

The requirements for conditions of Classification for the entire units and offshore structures are contained in the ABS Rules for Conditions of Classification - Offshore Units and Structures (Part 1). Additional requirements specific to pre-laid stationkeeping systems are contained in this Guide.

The provisions of this Guide apply to mobile offshore units operating with pre-laid stationkeeping systems.

• Section 2 of this Guide provides the technical requirements for the optional symbol: (P-PL) (Position (pre-laid) mooring systems) for mobile offshore units.

• Section 3 of this Guide provides the survey requirements for the optional symbols: (P-PL) (Position (pre-laid) mooring systems) and (M-PL) (Position (pre-laid) mooring equipment) for mobile offshore units.

• Section 4 of this Guide provides the technical requirements for the optional notations: TAM-PL (Automatic position control system) and TAM-PL (Manual) (Manual position control system) for mobile offshore units.

• Section 5 of this Guide provide the survey requirements for the optional notations: TAM-PL (Automatic position control system) and TAM-PL (Manual) (Manual position control system) for mobile offshore units.

At the request of the Owners, the pre-laid stationkeeping systems may be verified for compliance with the provisions of Sections 2 through 5 as applicable, with the appropriate class symbol or notation assigned.