BEYOND THE SURFACE

Commercial Diving Gas Consumption Calculator - Beyond the Surface

COMMERCIAL DIVING GAS CONSUMPTION CALCULATOR

Professional gas management tools for offshore and saturation diving operations

Commercial Diving Gas Management

Essential calculations for safe gas planning in commercial and saturation diving operations:

✓ Gas Consumption = SAC Rate × Absolute Pressure
✓ Absolute Pressure = (Depth ÷ 10) + 1 bar
✓ Dive Duration = Available Gas ÷ Consumption Rate

Working Gas Calculator

Calculate gas consumption for normal commercial diving operations

Gas Consumption at Depth

Consumption = SAC Rate × Absolute Pressure
Absolute Pressure = (Depth ÷ 10) + 1
Enter values and click calculate

Imperial Gas Consumption

Consumption = SAC Rate × Absolute Pressure
Absolute Pressure = (Depth ÷ 33) + 1
Enter values and click calculate

Bailout Gas Calculator

Emergency gas planning for commercial diving bailout scenarios

Bailout Gas Planning

Available Gas = (Tank Pressure - Absolute Pressure - Reg Pressure) × Tank Volume
Duration = Available Gas ÷ (Bailout SAC × Absolute Pressure)
Enter values and click calculate

Saturation Gas Planning

Deep Diving Gas Consumption
For depths 100m+ with mixed gas systems
Enter values and click calculate

Quick Reference Guide

SAC Rates (Surface Air Consumption)
Rest: 15-20 L/min
Light Work: 25-30 L/min
Moderate Work: 30-35 L/min
Heavy Work: 40-50 L/min
Emergency: 40-60 L/min
Depth Limits by Breathing Gas
Air: 50m (recreational)
Nitrox: Variable by O₂%
Heliox: 200m+
Trimix: 300m+
Hydreliox: 500m+
Standard Tank Sizes
Bailout: 7L, 10L, 12L
Working: 12L, 15L, 18L
Twin Sets: 2×12L, 2×15L
Saturation: Unlimited supply
Safety Factors
Normal Diving: 1.2-1.5x
Commercial: 1.5-2.0x
Saturation: 2.0-2.5x
Emergency: 2.5-3.0x

Unit Conversions

Depth Conversions
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Pressure Conversions
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Volume Conversions
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Beyond the Surface | Over 20+ Years of Worldwide Offshore Experience