Section 408.11253. Hoses and connections.

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(1) Only approved hose and connections shall be used. A hose connection shall be fastened to withstand twice the working pressure without leaking, but not less than 300 psig (2070 kPa). Oil-free air or an oil-free inert gas shall be used for the test.

(2)   Parallel lengths of hose taped together shall have not more    than     4 inches out of each 12 covered by tape.

(3)   Parallel hoses shall be color coded as follows:

(a)   Red--fuel gases.

(b)   Green--oxygen.

(c)   Black--inert gas or air.

(4)   A hose shall be repaired or replaced when it   shows burns,   leaks, worn places or other defects which could affect the safety of employees.

History: 1979 AC.

                    
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