Dave Gerr - Boat Mechanical Systems Handbook-How to Design, Install, and Recognize Proper Systems in Boats

(Rick Simeone) #1
Figure 23-2. 3B chain
Figure 23-3. Anchor or bow shackle
Figure 23-4. Chain or D-shackle
Figure 23-5. Assorted shackles
Figure 23-6. Anchor swivel
Figure 23-7. Anchor swivel with toggle
Figure 23-8. Ultra Swivel
Figure 23-9. A failed rope anchor rode
Figure 23-10. A broken chock and a failed anchor
roller
Figure 23-11. A sharp chock
Figure 23-12. Yale Brait rope versus three-strand
nylon rope
Figure 23-13. Tying an anchor bend
Figure 23-14. Devil’s claw used as on-deck chain
snubber
Figure 23-15. Rope spool
Figure 23-16. Wire-rope windlass
Figure 24-1. Tying the Carrick bend
Figure 24-2.Diagram of Maxwell Freedom 500 RC
vertical windlass
Figure 24-3. Admiralty-pattern anchor lashed to
bulwark under the anchor davit
Figure 24-4. Hoisting a yachtsman anchor from a
spreader
Figure 24-5. Bent and broken anchor roller
Figure 24-6. Diagram of an anchor roller
Figure 24-7. Anchor roller in profile
Figure 24-8. Anchor roller sections
Figure 24-9. Double anchor roller
Figure 24-10. Bow-on view of the double anchor
roller
Figure 24-11. Twin vertical windlasses and
anchor rollers
Figure 24-12. Bow-on view of Imagine’s double
anchor rollers
Figure 24-13. Diagram of a hawsepipe
Figure 24-14. Danforth anchor in a hawsepipe
Figure 24-15. Bobstay damaged from anchor
chain
Figure 24-16. Anchors in hawsepipes
Figure 24-17. Ship windlass and hawsepipe
Figure 24-18. 75-foot (23 m) cutter with double
vertical chain lockers
Figure 24-19. Close-up view of chain lockers
Figure 24-20. Chain stopper
Figure 24-21. Close-up view of chain stopper
Figure 24-22. Devil’s claw
Figure 24-23. Devil’s claw

Table 1-1.Recommended Divisors to Obtain Shaft
Diameter from Prop Diameter
Table 1-2. Shaft Material Mechanical Properties
Table 2-1. Yield Strengths of Common Strut
Materials
Table 5-1. Approximate Full-Tank Weights—
Pounds
Table 5-2. Fuel Tank Materials and Thicknesses

Table 5-3. Minimum Wall Thicknesses for
Fiberglass Fuel Tanks by Capacity
Table 6-1. Conversions for Liquid Volume and
Liquid Measure
Table 6-2.Specific Gravity of Common Liquids
Table 7-1. Estimated Exhaust Manifold Service
Life
Table 8-1. Keel-Cooler External Surface Area per
Installed Power
Table 8-2. Keel-Cooler Tube Length (in./bhp)
Table 8-3. Keel-Cooler Tube Length (cm/bhp and
cm/kW)
Table 8-4. Speed Comparisons Between Heat-
Exchanger and Keel-Cooled Boats
Table 9-1. Drystack and Wet Exhaust System
Comparison
Table 10-1. Foil-Thickness Form Dimensions
Table 11-1. Safety Factors
Table 11-2. Strengths and Densities of Standard
Rudder-Stock Materials
Table 11-3. Allowable Bearing Stress
Table 11-4. Ultimate Shear Strength, USS
Table 12-1. Optimal Number of Helm Turns by
Boat Type and Length
Table 12-2.Modulus, E
Table 13-1. MacLear Thistle Rudder
Table 14-1. Volume Change Rate (VCR) of Various
Compartments
Table 14-2. Vent Requirements per Person
Table 14-3. Round Vent Areas
Table 14-4. ABYC Estimated Effect of Blower-
System Components
Table 15-1. Required Heating Capacity
Table 16-1. Approximate Machinery Volumes
Table 16-2. Gasoline Blower Requirement Table
(CFR 183.610)
Table 18-1. CFR 182.520(a) Bilge-Pump Table
Table 18-2. ABS Bilge-System Requirements
Table 18-3. CFR Fire-Main Power-Driven
Pump/Capacity Requirements
Table 18-4.Fire-Extinguisher Classes and Sizes
Table 18-5.Minimum Number of Required
Handheld Extinguishers
Table 18-6.ABYC A-4, Minimum Number of
Required Handheld Extinguishers
Table 18-7.ABYC A-4 Extinguisher Capacity
Versus Compartment Volume
Table 19-1. Pump Type Selection
Table 19-2. Equivalent Length of Pipe Fittings
Table 19-3. The Total Equivalent Length of
Fittings per Table 19-2 for Figure 19-
Table 19-4. Acceptable Flow Speeds, Water
Table 19-5. Flow Speed Versus Pipe Diameter
Table 20-1. Freshwater-Pump Capacity
Table 22-1. Three-Piece Yachtsman Anchor
Dimensions (use with Figure 22-4)
Table 22-2. Danforth Anchor Dimensions (use
with Figure 22-11)

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Lists of Figures, Tables, and Formula

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