A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
LIFTING AND JACKING APPARATUS
A lifting and jacking apparatus including a void former configured for embedment in a concrete slab before pouring of the concrete slab and a lifting bail removably insertable in and securely attachable to the void former. The void former includes a built in jacking screw configured to assist in adjusting the height of the concrete slab.
LIFTING AND JACKING APPARATUS
A lifting and jacking apparatus including a void former configured for embedment in a concrete slab before pouring of the concrete slab and a lifting bail removably insertable in and securely attachable to the void former. The void former includes a built in jacking screw configured to assist in adjusting the height of the concrete slab.
LIFTING AND JACKING APPARATUS
CONNELL ROBERT URQUHART (author) / MCGHEE JR LOYD E (author) / BROWN RODNEY (author)
2019-02-14
Patent
Electronic Resource
English