Ocean Diver - Open Water Lessons

OO1 - Introduction to Open Water

  1. Advance briefing
  2. SEEDS brief
  3. Kit up and buddy check, dry run and entry
    • Assemble scuba equipment
    • Carry out functional checks
    • Prepare weights
    • Fit suit
    • Kit-up, in buddy pairs
    • Conduct buddy check
    • Dry run, operating controls wearing gloves
    • Dry run, action for BC inflator stuck open
    • Dry run, action for drysuit inflator stuck open
    • Fit mask and check seal
    • Shore entry, by wading or steps, into standing-depth water
  4. Adjust weighting and achieve neutral buoyancy
    • Descent and initial weight check, in standing-depth water
    • Adjust weight, if necessary
    • Maintain hover
    • Check trim
  5. Exploratory dive in 4-6m
    • Descent following shelving shore
    • Use of hand signals and monitoring of instruments
    • Buoyancy control
    • Underwater swimming
    • Underwater orientation
    • Awareness of environment
    • Pilotage
    • Weight check with less gas, and controlled ascent to 2-3m
    • Check student comfort
  6. Skills practice in 2-3m
    • Recap mask clearing
    • Partial-flood mask clear
    • Full-flood mask clear
    • Remove and replace mask
    • Demand-valve clearing
    • Switch to own AS demand valve
    • Demand-valve retrieval
    • Full demand-valve retrieval and clear
    • Drysuit inflator stuck open
    • BC inflator stuck open
    • Drysuit inversion recovery
  7. Exit from standing-depth water and de-kit
    • Weight belt/weight jettison practice
    • Exit water by wading or steps
    • De-kit
    • Report back to Dive Manager
    • Brief on equipment care
  8. REAP debrief

OO2 - Developing open water skills

  1. Advance briefing
  2. SEEDS brief
  3. Kit up and buddy check, dry run and entry
    • Assemble scuba equipment
    • Carry out functional checks
    • Prepare weights
    • Fit suit
    • Kit-up, in buddy pairs
    • Conduct buddy check
    • Dry run, AS ascent wearing gloves
    • Fit mask and check seal
    • Shore entry, by wading or steps, into standing-depth water
    • Check correct weighting and surface buoyancy
    • Descent into 4-6m water
  4. Skills practice in 4-6m
    • Buoyancy control
    • Recap mask clearing, in deeper water
    • Partial-flood mask clear
    • Full-flood mask clear
    • Remove and replace mask
    • Demand-valve clearing
    • Switch to own AS demand valve
    • Static AS use, student as donor then recipient
    • Use of AS on horizontal swim
    • Mini AS ascent, student as recipient then donor
    • Full AS ascent, student as recipient then donor
    • Surface actions, following AS ascent
    • Check student comfort
  5. Exploratory dive in 7-10m
    • Vertical descent
    • Use of hand signals and monitoring of instruments
    • Finning action and trim
    • Maintain neutral buoyancy, in changing depth
    • Awareness of environment
    • Pilotage
    • Vertical ascent
    • Carry out surfacing drill
    • Actions at the surface
    • Demand valve and snorkel exchanges while surface swimming
  6. Exit from standing-depth water and de-kit
    • Exit water by wading or steps
    • De-kit
    • Report back to Dive Manager
    • Equipment care
  7. REAP debrief

OO3 - Open water rescue skills

  1. Advance briefing
  2. SEEDS brief
  3. Kit up and buddy check, dry run and entry
    • Analyse Nitrox mix
    • Assemble scuba equipment
    • Carry out functional checks
    • Prepare weights
    • Fit suit
    • Kit-up, in buddy pairs
    • Conduct buddy check
    • Dry run, CBL wearing gloves
    • Fit mask and check seal
    • Deep-water entry, stride or backward roll
    • Check weighting and surface buoyancy
    • Controlled vertical/near-vertical descent to 6m, using datum
  4. Skills practice in 4-6m
    • Self-lift
    • Mini CBL
    • Mini CBL with initial underwater contact
    • Intermediate CBL from 6m
    • Full CBL from 6m
    • Surface actions, following a CBL
    • Signal for help
    • Tow casualty to safe exit
    • Check student comfort
  5. Exploratory dive in 12-15m
    • Finning action and trim
    • Maintain neutral buoyancy
    • Awareness of environment, impact of finning
    • Dive-leading demonstration and practise
    • Controlled vertical ascent
    • Carry out surfacing drill
    • Actions at the surface
  6. Exit from deep water, onto jetty or small boat, and de-kit
    • Weight belt/weight jettison from casualty, in shallow water
    • Deep-water exit using ladder
    • De-kit
    • Alternative small boat exit
    • Report back to Dive Manager
    • Equipment care
  7. REAP debrief

OO4 - Buddy diving skills

  1. Dive planning and briefing
  2. SEEDS brief
  3. Kit up and buddy check, dry run and entry
    • Check cylinder contents with gas analyser (if nitrox is used)
    • Assemble scuba equipment
    • Carry out functional checks
    • Fit suit
    • Prepare weights
    • Kit-up, in buddy pairs
    • Conduct buddy check
    • Dry run of dive leading skills
    • Deep-water entry, stride
    • Check weighting and surface buoyancy
    • Controlled vertical/near-vertical descent to 6m, using datum
  4. Dive-leading practice at 14-17m
    • Dive-leading demonstration
    • Dive-leading practice
    • Depth extension to 20m (optional)
    • Controlled vertical ascent
    • Check student comfort
  5. Skills practice at 4-6m
    • Partial-flood mask clear
    • Full-flood mask clear
    • Remove and replace mask
    • Controlled breathing underwater, static without mask
    • Alternative finning technique, frog kick
    • Low-gas weight check
    • Weight-belt/weight jettison practice
  6. Exit from deep water, onto jetty or small boat, and de-kit
    • Deep-water exit using ladder
    • Alternative small boat exit
    • De-kit
    • Report back to Dive Manager
    • Equipment care
  7. REAP debrief

Next Club Meeting

Lutterworth Leicestershire Map

Crèche/Swimming Pool
Lutterworth Sports Centre

Tuesday 21 August 2018
19:30-22:00

Everyone welcome
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