IV.              Dive Tables and Dive Time Planning

A.     Nitrogen

1.      Ingassing

2.      Outgassing

a.       Residual Nitrogen

b.      24 hour rule

3.      Decompression Sickness (coke bottle)

B.     Dive Tables

1.      Half Times – Rate of ingassing and outgassing

2.      History of dive tables

a.       Navy tables

b.      NAUI tables

c.       PADI tables

3.      Dive Table Terms and Rules (see worksheet)

4.      Special Rules

a.       Altitude

b.      Decompression (omitted)

c.       Cold/Strenuous

C.     Dive Time Planning - SEABAG

a.       Site

b.      Emergency Procedures

c.       Activity

d.      Buoyancy

e.       Air

f.        Go

D.     Communication

1.      Hand Signals

a.       Video

b.      Typical Hand signals

2.      Other forms of Communication

a.       Dive Slates

b.      Attention Getters

E.      Emergency Procedures – “When things don’t go as planned…”

1.      Out of Air Emergencies

a.       Octopus/Buddy Breathe

b.      Alternate Air Source Ascent

c.       Emergency Swimming Ascent

d.      Emergency Buoyant Ascent

2.      Decompression Illness

a.       Oxygen Provider Course

b.      Diver’s Alert Network