Are only authorized and trained personnel permitted to use welding,
cutting or brazing equipment?
Does each operator have a copy of the appropriate operating instructions
and are they directed to follow them?
Are compressed gas cylinders regularly examined for obvious signs of
defects, deep rusting, or leakage?
Is care used in handling and storage of cylinders, safety valves, relief
valves, etc., to prevent damage?
Are precautions taken to prevent the mixture of air or oxygen with
flammable gases, except at a burner or in a standard torch?
Are only approved apparatus (torches, regulators, pressure-reducing
valves, acetylene generators, manifolds) used?
Are cylinders kept away from sources of heat?
Are the cylinders kept away from elevators, stairs, or gangways?
Is it prohibited to use cylinders as rollers or supports?
Are empty cylinders appropriately marked and their valves closed?
Are signs reading: DANGER-NO SMOKING, MATCHES, OR OPEN
LIGHTS, or the
equivalent, posted?
Are cylinders, cylinder valves, couplings, regulators, hoses, and
apparatus kept free of oily or greasy substances?
Is care taken not to drop or strike cylinders?
Unless secured on special trucks, are regulators removed and
valve-protection caps put in place before moving cylinders?
Do cylinders without fixed and wheels have keys, handles, or
non-adjustable wrenches on stem valves when in service?
Are liquefied gases stored and shipped valve-end up with valve covers in
place?
Are provisions made to never crack a fuel-gas cylinder valve near sources
of ignition?
Before a regulator is removed, is the valve closed and gas released from
the regulator?
Is red used to identify the acetylene (and other fuel-gas) hose
green for
oxygen hose, and black for inert gas and air hose?
Are pressure-reducing regulators used only for the gas and pressures for
which they are intended?
Is open circuit (No Load) voltage of arc welding and cutting machines as
low as possible and not in excess of the recommended limits?
Under wet conditions, are automatic controls for reducing no load voltage
used?
Is grounding of the machine frame and safety ground connections of
portable machines checked periodically?
Are electrodes removed from the holders when not in use?
Is it required that electric power to the welder be shut off when no one
is in attendance?
Is suitable fire extinguishing equipment available for immediate use?
Is the welder forbidden to coil or loop welding electrode cable around his
body?
Are wet machines thoroughly dried and tested before being used?
Are work and electrode lead cables frequently inspected for wear
and damage, and replaced when needed?
Do means for connecting cable lengths have adequate insulation?
When the object to be welded cannot be moved and fire hazards cannot be
removed, are shields used to confine heat, sparks, and slag?
Are fire watchers assigned when welding or cutting is performed in
locations where a serious fire might develop?
Are combustible floors kept wet, covered by damp sand, or protected by
fire-resistant shields?
When floors are wet down, are personnel protected from possible electrical
shock?
When welding is done on metal walls, are precautions taken to protect
combustibles on the other side?
Before hot work is begun, are used drums, barrels, tanks, and other
containers so thoroughly cleaned that no substances remain that could explode,
ignite, or produce toxic vapors?
Is it required that eye protection helmets, hand shields and goggles meet
appropriate standards?
Are employees exposed to the hazards created by welding, cutting or
brazing operations protected with personal protective equipment and clothing?
Is a check made for adequate ventilation in and where welding or cutting is
performed?
When working in confined places, are environmental monitoring tests taken
and means provided for quick removal of welders in case of an emergency?