Naut 102 - LECTURE - Anchoring

Anchoring in Naut 102

Overview of Vessel Operations and Seamanship

  • Course Focus: Anchoring techniques and equipment used in maritime operations.

Safety Precautions

  • Ensure Safety: Confirm there’s no one underneath when dropping the anchor.

Anchor Windlass Machinery

  • Functionality:

    • Combines functionalities for anchoring and mooring lines.

    • Wildcat Windlass:

      • Also known as Capstan or Gypsy Head.

Location of Machinery

  • Placement: Can be located either on deck or below deck.

    • Example noted: Windlass machinery situated below deck.

Key Terminology in Anchoring

  • Hawsepipe:

    • Entry point for the anchor.

  • Spillpipe:

    • Passage leading down to the chain locker.

  • Visual Reference: Observing the Hawsepipe from the deck.

Anchor Chain Specifications

  • Stud-link Chain:

    • Enhances chain strength by approximately 15% compared to closed link chain.

Chain Measurement

  • Length of Chain:

    • "A Shot" is equal to 15 fathoms or 90 feet.

Chain Components

  • Key components:

    • Lead Plug: Aligning component for the chain.

    • Detachable Link:

      • Identified by color (red) at both ends with white on either side.

Chain Locker

  • Function:

    • The chain is securely stowed in the chain locker.

    • Bitter End:

      • Connection point of the chain to the ship through the weak link.

Types of Anchors

  • Different anchors include:

    • Hall Spek

    • Byers

    • Danforth

    • Union Anchors

    • Flipper-Delta

    • Pool

    • Baldt

    • Draggen Fold

Parts of the Anchor

  • Components to Know:

    • Harp (Shackle)

    • Bill/Pea

    • Arms

    • Shank

    • Fluke

    • Throat

    • Blade

    • Crown