Requirements for Hazard Control cont'd

DOE-HDBK-1139/3-2003

Sources10

Consolidated Requirements

4.5.49 Oxygen cylinders, cylinder valves, couplings,

ANSI Z-49.1, 10.3.1;

regulators, hoses, and other apparatus shall be kept free

from oil, grease, dirt and other flammable or explosive

CGA P-1, 4.4.1;

substances. These materials shall not be handled with

oily hands or gloves.

29CFR1910.253(b)(5)(i);

29CFR1926.350(h)(i)

4.3.49.1 A jet of oxygen gas shall not be directed at

29CFR1910.253(b)(5)(I);

an oily surface, greasy clothes, etc.

29CFR1926.350(h)(i)

4.5.50 Gauges used for oxygen service shall be marked "Use

ANSI Z49.1, 10.7.4;

No Oil".

29CFR1910.253(e)(6)(iii)

4.5.51 Oxygen shall not be used as a substitute for

ANSI Z49.1, 10.3.2

compressed air. For example, it shall not be used in

pneumatic tools, to blow out pipelines, to dust off

clothing or any similar application.

4.5.52 Oxygen regulators shall be drained of oxygen before

ANSI Z49.1, 10.7.5

they are attached to a cylinder or a manifold or before

the cylinder valve is opened.

4.5.53 Oxygen in work areas shall not be allowed to exceed

CGA P-1, 4.4.2

23 percent by volume.

4.5.54 Fuel gas cylinders shall be used valve end up.

ANSI Z49.1, 10.8.2.5;

29CFR1910.253(b)(3)(ii);

29CFR1910.253(b)(5)(iii)(A)

4.5.55 Where ignition of a flammable gas by static electricity

NFPA 55, 7.6.3.1

is possible, means shall be provided to prevent static

discharge.

4.5.56 Nothing shall be placed on fuel cylinders while in use

ANSI Z49.1, 10.8.4.9;

that could damage safety devices or interfere with the

quick closing of the valve.

CGA G-1, 5.3.3.9;

29CFR1910.253(b)(5)(iii)(E);

29CFR1926.350(d)(2)

4.5.57 Quick opening valves on fuel gas cylinders shall be

ANSI Z49.1, 10.8.4.8;

opened between and 1 turns unless otherwise

specified by the manufacturer.

CGA G-1, 5.3.3.8;

29CFR1910.253(b)(5)(iii)(K);

29CFR1926.350(d)(2)

4.5.58 Withdrawal rates from gas cylinders shall not exceed

ANSI Z49.1, 10.8.4.15

manufacturer's recommendations.