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Requirements for Hazard Control cont'd - hdbk11392003vol30080
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Chemical Management (Volume 3 of 3) Consolidated Chemical User Safety and Health Requirements - index
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Requirements for Hazard Control cont'd - hdbk11392003vol30082


DOE-HDBK-1139/3-2003
Sources10
Consolidated Requirements
4.5.24 When a high pressure gas (non-liquefied) cylinder is in
ANSI Z49.1, 10.8.4.7
use, the valve shall be fully opened to prevent leakage
around the valve stem.
4.5.25 Cylinders not having a fixed hand wheel shall have
ANSI Z49.1, 10.8.4.6;
keys, handles or non-adjustable wrenches on valve
stems while cylinders are in service.
CGA G-1, 5.3.3.10;
CGA P-1, 3.8.1.1;
29CFR1910.253(b)(5)(ii)(E);
29CFR1910.253(b)(5)(iii)(L);
29CFR1926.350(d)(5)
4.5.25.1 Manifolded or coupled cylinders shall have at
29CFR1926.350(d)(2)
least one such wrench always available.
4.5.26 Cylinders having hand wheels shall not be opened
ANSI Z49.1, 10.8.4.5;
using wrenches, hammers or other tools. If the valve
cannot be opened by hand, then the manufacturer shall
CGA P-1, 3.8.1.1 ;
be notified and their directions followed.
CGA G-1, 5.3.3.2;
29CFR1910.253(b)(5)(ii)(Q)
(1)
4.5.27 When cylinders are secured in a suitable hand truck,
ANSI Z-49.1, 10.8.3.10;
regulators do not have to be removed and valve
protection caps need not be in place before cylinders
CGA G-1, 5.2.5;
are moved. When cylinders are to be moved with
regulators attached, the cylinder valve must be closed.
29CFR1910.253(b)(5)(ii)(D);
29CFR1926.350(a)(6)
4.5.28 Cylinder valves shall be closed before moving
ANSI Z-49.1, 10.8.3.5;
cylinders.
CGA P-1, 3.8.1;
29CFR1910.253(b)(5)(ii)(F);
29CFR1926.350(a)(8)
4.5.29 Valve protection caps shall not be used for lifting
ANSI Z-49.1, 10.8.3.7;
cylinders.
CGA P-1, 3.5.1;
29CFR1910.253(b)(5)(ii)(C);
29CFR1926.350(a)(5)
4.5.30 When using a crane, derrick, etc. to transport cylinders,
ANSI Z-49.1, 10.8.3.8;
a cradle, boat, pallet, slingboard or other suitable
platform shall be used. Compressed gas cylinders shall
CGA G-1, 5.2.3;
be secured to the lifting device before they are hoisted.
29CFR1910.253(b)(5)(ii)(A);
29CFR1926.350(a)(2)
57


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