Bolt round-up ring sections around steel can to retain shape of cylinder.
What does a Round-Up-Ring Hand do?
Bolts round-up ring sections around steel can to retain circular shape of cylinder during casting of reinforced concrete pipe: Rolls can on raised track into assembly line position, assisted by other workers. Measures and marks length of can to position rings, using gauge and chalk. Braces interior of can near end, using curved blocks and jack. Aligns mold-ring flange over can end and tightens set bolts, using wrench to lock rings in place. Positions and bolts ring halves against can, using jack and wrench. Rolls completed can on track to mortar-lining area.