A certified diver may progress to the next depth level after successfully completing the required dives for the next level.  Dives deeper than certification depth shall be planned and executed under close supervision of a diver certified to that depth, with the knowledge and permission of the DSO. Only under these circumstances may the diver exceed their depth limit. 

  • Certification to 30 Foot Depth - Initial permit level, approved upon the successful completion of training listed in Section 4.00 and 5.30 of the OSU Diving Safety Manual.
  • Certification to 60 Foot Depth - A diver holding a 30 foot certificate may be certified to a depth of 60 feet after successfully completing 12 logged dives to depths between 31 and 60 feet, for a minimum total time of 4 hours.
  • Certification to 100 Foot Depth - A diver holding a 60 foot certificate may be certified to a depth of 100 feet after successfully completing, 4 dives to depths between 61 and 100 feet. The diver shall also demonstrate proficiency in the use of the appropriate Dive Tables. 
  • Certification to 130 Foot Depth - A diver holding a 100 foot certificate may be certified to a depth of 130 feet after successfully completing, 4 dives to depths between 100 and 130 feet. The diver shall also demonstrate proficiency in the use of the appropriate Dive Tables.
  • Certification to 150 Foot Depth - A diver holding a 130 foot certificate may be certified to a depth of 150 feet after successfully completing, 4 dives to depths between 130 and 150 feet. The diver must also demonstrate knowledge of the special problems of deep diving, and of special safety requirements.
  • Certification to 190 Foot Depth - A diver holding a 150 foot certificate may be certified to a depth of 190 feet after successfully completing, 4 dives to depths between 150 and 190 feet.  The diver must also demonstrate knowledge of the special problems of deep diving, and of special safety requirements.