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Regulation 23. Manhole door.



                                  P.U.(A) 5/70
FACTORIES AND MACHINERY (STEAM BOILER AND  
                  UNFIRED PRESSURE VESSEL)
                        REGULATIONS, 1970
                 PART II - STEAM BOILERS

Regulation 23. Manhole door.

No manhole, handhole or sighthole door of any steam boiler shall be made of cast iron. The
spigot part of any such door shall be maintained with a clearance not greater than one-sixteenth
of an inch all round. Round sectioned packing shall not be used for the joint of any such door.



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