The specific limitations on the physical area
involved in work and testing accomplished on a specific Re-Entry
or Job Order.
point, or location identified as the
border between controlled and uncontrolled areas. For purposes
of this manual, it has the following connotations according to
the type of system involved:
(1) Piping/Mechanical - the last disturbed joint.
(2) Electrical - the circuit disconnect point or points.
(3) Isolation Point - that system component nearest to the work
area which is operated to regulate or shut off the flow of fluid
or to de-energize an electrical circuit, as applicable, to the
portion of the system being worked on.
Breathing Gas Supply Equipment.
compress, condition, mix or store, breathing gas.
Casting. Defined as a component formed by pouring molten metal
into a mold or by forming by a centrifugal method.
Casualty. A serious accident resulting in physical injury to
the occupants/divers, or damage to equipment.
Catastrophe. Any great or sudden disastrous malfunction which
gravely jeopardizes the safety of the hyperbaric facility or its
Certification Authority. The code within NAVFAC, NAVFAC (04B),
that has been delegated, through the Navy chain of command, the
responsibility to conduct the certification process for shore-
Certif ication Certificate. The document attesting to the System
Certification granted by the SCA.
A list promulgated by separate letter for
each system concerned, defining those systems, equipments,
components, maintenance, and operational procedures needed to
preserve the physical well-being of the hyperbaric facility
The structure surrounding holes in, and extending
through one or both sides of, the pressure hull structure.
Continuity of DSS Certification.
A status defined by those
procedures, tests, and inspections required when hardware is
renewed or replaced within the Certification Boundary, as well
as the periodic checks or inspections required to assure
continued satisfactory material and procedural adequacy for