1.4.5 Teaching and Rebreathers

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UTD instructors may not teach UTD open circuit courses while using any type of rebreather with the following exception: certified UTD rebreather instructors may use a rebreather during the experience dives of a UTD open circuit technical class while using a...

1.4.4 Other Certifications

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Issuing C-cards from other certification agencies following a UTD class 1. UTD courses may not be combined or taught at the same time with equivalent courses from other training agencies. 2. UTD instructors who enroll students in a UTD class may not issue comparative...

1.4.3 Procedures for Demonstration and Critical Skills

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UTD students will experience a variety of different levels of skills during training. Level one skills, or demonstration skills are single, non-compounded, non-surprise skills including, but not limited to out of air drills, simulated valve failures, and loss of mask....

1.4.2 Equivalent Narcotic and Gas Density Limits

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Maximum Equivalent Narcotic Depth for all training dives is 100 feet/30 meters, or 4 ATA/Bar (END is defined by the equation of END = (1-FHe) x ATA and assumes that oxygen is narcotic. Maximum gas density of 5.7 grams/liter for all training dives.

1.4.1 Oxygen Limits

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All training dives are to be conducted at an average working PPO2 of 1.2. The maximum PPO2 for any training dive is to be no greater than 1.4. Decompression or resting segments may incur a PPO2 of 1.6. Standard industry variations to these limits are acceptable. NOAA...