ADC: Association of Diving Contractors. An organization of diving industry leaders that strives to increase safety and safe working conditions for divers through education, intervention, and industry standards.
ADCI Consensus Standards: A manual of Diving Procedures and Safety Standards developed by the Association of Diving Contractors International.
Air Diving: Diving mode using air as breathing media less than 220 fsw.
Air Lift: A device powered by an air compressor used to remove dirt, sand, and sediment from the water bottom.
Ascent Time: Total time in minutes from time diver leaves working depth (bottom) till reaching surface.
BML: Below Mudline
Bottom Time: Total time in minutes from time diver leaves surface till the diver begins his ascent.
CFM: Cubic feet per minute. A measure of the rate of flow of a substance.
Clearwater Video Filter: Special housing used to take clear videos in zero visibility water.
CP Hose: Common name for air hose that uses Chicago Pneumatic (crow’s foot) fittings for connections.
CP Probe: Cathodic Protection Probe: used to test the electrical charge that protects a platform or pipeline from corrosion.
Cu.Ft.: Cubic foot, an area defined as 12”X12”X12” or 1728 cu.in.
Data Recorder: Person that requests and records data transmitted by the divers and/or dive supervisor during a platform inspection or survey work.
Decompression Schedule: A time to depth profile to calculate maximum bottom times and reduce the potential for decompression sickness.
Decompression Sickness: "The Bends"; occurring when inadequate decompression is performed. Treatment requires recompression.
Dive5™: An EPIC Divers & Marine trademark that encourages continuous improvement in Safety and Quality by the employee, thereby, reducing the risk of injury or accident, while improving productivity and performance.
Diver: A person that goes below the surface of a liquid, usually water, to perform their job.
Diver/Tender: A tender that is experienced enough to perform actual diving work as needed along with regular tending duties.
Diver Tender Team: One diver, one tender. A three man team consisting of two divers, one tender is the minimum crew per ADC, OSHA and USCG Guidelines.
Diving Superintendent: A non-diving supervisor that oversees all aspects of the diving job, including but, not limited to crew size, shift size, company logistics, gas selection, job procedures, and company liaison .
Diving Supervisor: Oversees the diving operations and personnel on shift. Required when the shift crew size is eight or more, depth is greater than 80 feet, and decompression or penetration diving takes place in less than eighty feet of water, and on all live-boating operations.
EPIC: Diving company started in 1972 by L.J. “Pie” Rivet. EPIC stands for: Excavation, Pipeline, Inspection, and Construction.
FSW: Feet of seawater, used to denote depth.
Grit Blaster: Sand blasting equipment used underwater to clean jacket nodes and damaged areas to facilitate inspection and photography.
Inshore Work: Work that takes place away from the dock, but still within the coastline. A 12 hour minimum will apply for personnel.
Jet Sled: A device used to bury pipelines incorporating high pressure water nozzles and air lifts in a sled type configuration that is dragged along the sea floor.
Jet Lance: Similar to a water probe, but used in the horizontal position to pass cables under various objects.
Jet String: A large, long airlift with water jet nozzles surrounding its base. Used to dig large holes and clear jacket and skirt piles of mud, sand or silt.
Life Support Technician: A person trained in the proper dispensing of various breathing mixtures to divers in the water and saturation units. Also, trained to handle emergency situations that may arise with the personnel and equipment.
Liveboating: Diving from a moving boat or vessel. Special crewing and equipment required.
Mileage: The distance to and from a job site or dock. Also, the amount billed to a customer for personnel travel to and from a job site or dock.
Mixed Gas Diving: Diving mode using mixed gases of helium and oxygen in depths ranging from 120 to 300 fsw.
Non-Diving Supervisor: A supervisor that is not in the diving rotation.
OSHA: Occupational Safety and Health Association.
Offshore Work: Work that takes place outside the coastline, usually on a vessel or platform. A 12 hour minimum will apply.
Premium Rates: Additional Daily Rate added to a diver’s daily rate for various duties performed.
Quality/Safety/Value: EPIC Divers & Marine. A full service Marine Construction company consisting of EPIC Divers, Inc. (Diving), EPIC Marine, L.L.C. (Marine Vessels), and Seahorse Services (Safety and Project Management).
Saturation Diving: Diving mode using either air or mixed gases in which the diver remains pressurized to working depth. Used for dives ranging from 160 fsw and deeper. Required mode beyond 300 fsw.
Tender: A person, usually starting out in the diving industry that assists the diver with the preparation and topside execution of the diving job.
Three-Man Team: Minimum dive crew required by the ADC and OSHA. Two divers and one tender.
U.S.C.G.: United States Coast Guard.
Water Probe: A ten foot piece of ¾”-1” pipe, with a connection for a water pump, used to probe for pipelines in deep mud or sand.
Y-Assembly: A fabricated “Y” configuration of pipe used to allow two jet hoses to be connected to one jet pump.
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