Compressed Gases cont'd - doe-hdbk-1139-3-20050078

DOE-HDBK-1139/3-2005

Sources11

Consolidated Requirements12

4.5.11 Compressed gas cylinders shall not be used as rollers or

ANSI Z49.1, 10.8.3.3;

supports.

CGA P-1, 3.3.1;

CGA G-1 5.1.10;

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

29CFR1926, 350(c)(1)

4.5.12 Compressed fuel gas cylinders shall not be kept in

29CFR1926. 350(a)(11)

unventilated enclosures such as lockers or cupboards.

4.5.13 Compressed gas cylinders shall not be placed where

ANSI Z-49.1, 10.8.4.14;

they can inadvertently become part of an electrical

circuit.

CGA P-1, 3.3.2;

CGA G-1, 5.1.8;

NFPA 55, 7.1.5.10;

29CFR1910.253(b)(5)(ii)(J);

29CFR1926.350(b)(2)

4.5.13.1 When used in conjunction with electric

CGA P-1, 3.3.2

welding, compressed gas cylinders shall not

be grounded or used for grounding.

4.5.13.2 Electrodes shall not be struck against a

ANSI Z49.1, 10.8.4.14;

compressed gas cylinder to strike an arc.

29CFR1926.350(b)(2);

29CFR1910.253(b)(5)(ii)(J)

4.5.14 Compressed gas cylinders shall be secured in an

ANSI Z49.1, 10.8.2.5;

upright position when being used unless specifically

ANSI Z49.1,10.8.4.12;

designed for a horizontal application.

CGA P-1, 3.7.4;

[EXCEPTION: Cylinders containing non-flammable

liquefied gases may be used in the inverted position

NFPA 45, 8.1.5.1;

when the liquid phase is used.]

NFPA 55, 7.1.3.4;

NFPA 55, 7.2.1.2.2;

NFPA 55, 7.3.1.7.1;

NFPA 55, 7.3.1.8;

29CFR1926.350(a)(7) and

(9);

29CFR1926.350(b)(3)