// CODE SNIPPET
1910.104(b)(8) Equipment Assembly and Installation
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Equipment making up a bulk oxygen system shall be cleaned in order to remove oil, grease or other readily oxidizable materials before placing the system in service.
Valves, gages, regulators, and other accessories shall be suitable for oxygen service.
Installation of bulk oxygen systems shall be supervised by personnel familiar with proper practices with reference to their construction and use.
Bulk oxygen installations are not hazardous locations as defined and covered in subpart S of this part. Therefore, general purpose or weatherproof types of electrical wiring and equipment are acceptable depending upon whether the installation is indoors or outdoors. Such equipment shall be installed in accordance with the applicable provisions of subpart S of this part.
After installation all field erected piping shall be tested and proved gas tight at maximum operating pressure. Any medium used for testing shall be oil free and nonflammable.
Storage containers, piping, valves, regulating equipment, and other accessories shall be protected against physical damage and against tampering.
Any enclosure containing oxygen control or operating equipment shall be adequately vented.
The bulk oxygen storage location shall be permanently placarded to indicate: "OXYGEN - NO SMOKING - NO OPEN FLAMES", or an equivalent warning.
Joints in piping and tubing may be made by welding or by use of flanged, threaded, slip, or compression fittings. Gaskets or thread sealants shall be suitable for oxygen service.