USCG-DECK-RATINGS-L4.3

From Able Seafarer to the bridge: OICNW and Mate

USCG-DECK-RATINGS-M4 · The yacht deckhand's route · USCG-DECK-RATINGS-M4-A Counting yacht time, building the evidence file and the step from Able Seafarer to OICNW and Mate. 3 lessons.

Deck ratings are the apprenticeship for the bridge. The rating years are the service base for **OICNW** and **Mate**; the important variable is **supervised bridge watchkeeping**.

AI-drafted catalogue content pending SME review. Able Seafarer sea service figures changed by statute on 18 December 2025 and the CFR and NMC checklists had not been conformed at drafting, so confirm current day counts, exam modules and assessment rules; verify with the National Maritime Center before applying.