OSHA Self Inspection Checklist - Welding and Cutting with Oxygen Fuel Gas
General Requirements
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1. Is
acetylene generated, piped, or used at pressures no greater than 15 psig
(pounds per square inch, gauge) or 30 psia (pounds per square inch,
absolute)?
[29 CFR 1910.253(a)(2)] |
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2. Is all
welding apparatus (torches, regulators, pressure- reducing valves, acetylene
generators, and manifolds) purchased from reputable welding dealers who have indicated
the equipment is suitable for the intended purpose? [29 CFR 1910.253(a)(3)]
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3. Are
all employees trained and judged competent in the use of welding apparatus?
[29 CFR 1910.253(a)(4) and 1926.350(d)] |
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4. Are
rules and instructions covering the operation and maintenance of oxygen or
fuel-gas supply equipment readily available? [29 CFR 1910.253(a)(4)] ARC FLASH HAZARDS AND PROPER PRECAUTIONS |
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Cylinders and Containers
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5. Are
all compressed gas cylinders legibly marked on their shoulders (by
stenciling,
stamping, or permanent labeling) with the chemical or trade name of the gas? [29 CFR 1910.253(b)(1)(ii)] |
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6. Are
oxygen and acetylene cylinders kept away from radiators and other sources of
heat?
[29 CFR 1910.253(b)(2)(i)] |
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7. Inside
buildings, are cylinders stored in well-protected, well-ventilated, dry
locations
at least 20 feet from highly combustible material such as oil? [29 CFR 1910.253(b)(2)(ii)] |
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8. Are
cylinders stored in designated spaces where they will not be knocked over,
damaged by passing or falling objects, or subjected to tampering by unauthorized people? [29 CFR 1910.253(b)(2)(ii)] |
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9. Do
empty cylinders have the valves closed? [29 CFR 1910.253(b)(2)(iii) and
(b)(5)(ii)(H)
and 1926.350(a)(8)] |
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10. Are
valve-protection caps always in place on cylinders that are not in use?
[29 CFR 1910.253(b)(2)(iv) and 1926.350(a)(1)] |
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11. Is
storage of fuel gas cylinders inside a building limited to a total gas
capacity of 2,000 cubic feet or 300 pounds of liquefied petroleum gas (except
for those being used or attached and ready to use)? [29 CFR 1910.253(b)(3)]
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12. Is a
separate, specially constructed room or compartment provided to store
cylinders
that have more than 2,000 cubic feet total gas capacity or 300 pounds of liquefied petroleum gas? [29 CFR 1910.253(b)(3)(i)] |
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13. Are
stored oxygen cylinders separated from fuel-gas cylinders or combustible
materials
(especially oil or grease) by at least 20 feet, or by a noncombustible barrier at least 5 feet high with a fire-resistance rating of at least one-half hour? [29 CFR 1910.253(b)(4)(iii)] |
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14. Are
cylinders, cylinder valves, couplings, regulators, hoses, and apparatus kept
free
from oily and greasy substances? [29 CFR 1910.253(b)(5)(i) and 1926.350(i)] |
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15. Are
employees required to handle oxygen cylinders with oil- and grease-free hands
or gloves? [29 CFR 1910.253(b)(5)(i) and 1926.350(i)]
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16. Is
care taken to ensure cylinders are not dropped, struck, handled roughly, or
permitted to strike each other violently? [29 CFR 1910.253(b)(5)(ii)(B), (b)(5)(ii)(O), and (b)(5)(iii)(B); and 1926.350(a)(3)] Note: Cylinders may be moved by tilting and rolling them on their bottom edges, but a cylinder cart is strongly recommended. |
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17. Is
using valve-protection caps prohibited for lifting the cylinder from one
vertical
position to another? [29 CFR 1910.253(b)(5)(ii)(C) and 1926.350(a)(5)] |
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18. Unless
the cylinders are secured on a special truck, are regulators removed and
valve-protection caps installed before cylinders are moved? [29 CFR 1910.253(b)(5)(ii)(D) and 1926.350(a)(6)] |
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19. Do
cylinders without fixed hand wheels have keys, handles, or nonadjustable
wrenches on
the valve stems while the cylinders are in service? [29 CFR 1910.253(b)(5)(ii)(E) and 1926.350(d)(2)] |
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20. Are
cylinder valves closed when work is finished and before cylinders are moved?
[29 CFR 1910.253(b)(5)(ii)(F) and (b)(5)(ii)(G) and 1926.350(a)(8)] |
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21. Are
cylinders kept far enough away from the welding or cutting operation so that
sparks,
hot slag, or flames will not reach them? Or, are fire-resistant shields provided? [29 CFR 1910.253(b)(5)(ii)(I) and 1926.350(b)(1)] |
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22. Are
cylinders placed where they cannot become part of an electrical circuit?
[29 CFR 1910.253(b)(5)(ii)(J) and 1926.350(b)(2)] |
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23. Is
using cylinders as rollers or supports prohibited? [29 CFR
1910.253(b)(5)(ii)(K) and 1926.350(c)(1)]
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24. When
cylinders are hoisted, are they secured on a cradle, slingboard, or pallet?
[29 CFR 1926.350(a)(2)] Note: Cylinders may not be hoisted or transported by magnets or choker slings. HIERARCHY OF CONTROL FOR CONFINED SPACE HAZARDS |
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25. Is
using a hammer or wrench to open cylinder valves prohibited?
[29 CFR 1910.253(b)(5)(ii)(Q)] Note: If valves cannot be opened by hand, notify the supplier. |
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26. Is a
policy in place to report problems promptly to the supplier?
[29 CFR 1910.253(b)(5)(ii)(R)(1)] Note: Employees should not attempt to repair a cylinder. |
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27. Are
fuel-gas cylinders placed with the valve end up whenever they are in use?
[29 CFR 1910.253(b)(5)(iii)(A) and 1926.350(b)(3)] |
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28. Are
compressed-gas cylinders secured in an upright position so they cannot fall
or be
knocked over? [29 CFR 1926.350(a)(9)] Note: Use a suitable cylinder truck, chain, or other steadying device. |
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29. Before
connecting a regulator to a cylinder valve, do employees open the valve
slightly
and close it immediately? [29 Note: Open the valve while standing to one side of the outlet; never in front of it. Never crack the fuel-gas or oxygen cylinder valve near other welding work or near sparks, flames, or other possible sources of ignition and combustion. |
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30. Before
a regulator is removed, is the cylinder valve closed and the gas released
from the regulator? [29 CFR 1910.253(b)(5)(iii)(D) and 1926.350(d)(4)]
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31. For
torches or other devices equipped with shutoff valves, is the fuel gas from
cylinders
only used through a suitable regulator to reduce the pressure? [29 CFR 1926.350(d)(3)] |
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32. If
cylinders have leaky valves or fittings that cannot be stopped by closing the
valve or
tightening the gland nut, are cylinders immediately taken outside away from sources of ignition and slowly emptied? [29 CFR 1910.253(b)(5)(iii)(F) and 1926.350(d)(5)] |
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33. Is
tampering with safety devices prohibited? [29 CFR 1910.253(b)(5)(iii)(H)]
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34. Are
cylinder valves always opened slowly? [29 CFR 1910.253(b)(5)(iii)(J) and
1926.350(d)(2)]
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35. Do
employees know not to open acetylene cylinder valves more than
1-1/2 turns of the cylinder, and preferably no more than 3/4 of a turn? [29 CFR 1910.253(b)(5)(iii)(K) and 1926.350(d)(2)] |
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36. Is
flash-back protection provided by an approved device that will prevent flame
from passing into the fuel-gas system? [29 CFR 1910.253(e)(3)(ii)(C)(3)] |
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37. When
parallel lengths of oxygen and fuel-gas hose are taped together for
convenience or to prevent tangling, is four inches (or less) of every 12 inches of hosed taped? [29 CFR 1910.253(e)(5)(ii) and 1926.350(f)(2)] |
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38. Are
the fuel-gas hose and oxygen hose easily distinguished from each other?
[29 CFR 1926.350(f)(1)] |
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39. Are
all hoses inspected at the beginning of each day? [29 CFR 1926.350(f)(3)]
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40. Are
leaking, defective, burned, or worn hoses removed, repaired, or replaced?
[29 CFR 1910.253(e)(5)(v) and 1926.350(f)(3)] |
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41. Are
hose couplings of the type that cannot be unlocked or disconnected by a
straight
pull without rotary motion? [29 CFR 1926.350(f)(5)] FIRE LOAD CALCULATION |
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42. Are
boxes used for the storage of gas hose ventilated? [29 CFR 1926.350(f)(6)]
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43. Are
hoses, cables, and other equipment kept clear of passageways, ladders, and
stairs?
[29 CFR 1926.350(f)(7)] |
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44. Are
clogged torch-tip openings cleaned with suitable cleaning wires, drills, or
other devices
designed for this purpose? [29 CFR 1926.350(g)(1)] |
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45. Are
torches inspected at the beginning of each day for leaking shutoff valves,
hose
couplings, and tip connections? [29 CFR 1926.350(g)(2)] |
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46. Are
defective torches removed from use? [29 CFR 1926.350(g)(2)]
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47. Are
torches lighted by friction lighters or other approved devices?
[29 CFR 1926.350(g)(3)] Note: Torches should not be lighted by matches or from hot work. |
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48. Are
regulators (including gauges) repaired only by skilled mechanics who have had
proper instruction? [29 CFR 1910.253(e)(6)(ii)] |
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49. Are
gauges on oxygen regulators marked USE NO OIL?
[29 CFR 1910.253(e)(6)(iii)] |
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50. Are
union nuts and connections on regulators inspected before use to detect
faulty seats
that may cause leakage of gas when the regulators are attached to the cylinder valves? [29 CFR 1910.253(e)(6)(iv)] |
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