E - Fixed Constructions – 01 – D
Patent
E - Fixed Constructions
01
D
E01D 1/00 (2006.01) E01D 4/00 (2006.01) E01D 21/00 (2006.01) E04C 3/44 (2006.01) E01D 21/04 (1990.01)
Patent
CA 2124040
The invention concerns a method of building an arch, wherein the prefabricated arch units are lowered all at once to rest on end supports using a crane. No supporting bottom structures are used under the arch, which makes the method simple and cheap to implement.
Ruusunen Jari
Mcfadden Fincham
Ruusunen Jari
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