Project Planning & Scheduling Flashcards
7 cards from real DPO practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Project Planning & Scheduling flashcards as text
When scheduling a DP offshore operation, why is a 'weather window' a critical planning element?
Answer: It identifies acceptable environmental conditions within which operations can safely proceed
A weather window is a forecast period where sea state, wind, and current fall within the vessel's DP capability limits, making it safe to execute the operation.
Annual DP Trials are required by the IMO and class societies primarily to:
Answer: Verify that the DP system and redundancy function as designed after a year of operation
Annual DP trials confirm that all redundant components, alarms, and control modes still perform as stated in the FMEA/FMEA proving trials.
An FMEA (Failure Mode and Effects Analysis) for a DP vessel must be scheduled:
Answer: Before major modifications and at regular class-required intervals
FMEA is required before commissioning, after significant system changes, and periodically per class society rules to ensure redundancy assumptions remain valid.
During mobilization planning for a DP pipe-lay project, which scheduling activity should occur FIRST?
Answer: Reviewing the DP FMEA and capability plots against the project's environmental criteria
Verifying that the vessel's DP capability meets the project environmental limits is the fundamental go/no-go check before any other mobilization planning proceeds.
Pre-job planning for a DP operation should include a 'simultaneous operations' (SIMOPS) review to:
Answer: Identify schedule conflicts and hazards when multiple operations occur in the same area concurrently
SIMOPS planning identifies operational conflicts, exclusion zones, and communication requirements when multiple vessels or activities operate near each other.
'Standby time' in DP vessel project scheduling refers to:
Answer: Paid vessel time when weather or operational delays prevent productive work
Standby time is charged time during which the vessel cannot work due to external factors (weather, client delays) and must be budgeted as schedule risk.
A DP vessel's 5-year Special Periodic Survey (SPS) scope affects project scheduling because it:
Answer: Mandates an out-of-service drydock period that must be planned into the vessel's long-term availability
The SPS drydock is a mandatory class requirement typically lasting weeks and must be blocked out in long-range vessel scheduling to avoid contract conflicts.