In _____________ floors, the brick arches or cement concrete arches are constructed and these arches rest on the lower flanges of mild steel joists.
A. Filler Joist
B. Pre cast Concrete
C. Jack arch
D. Hollow block
Answer:C
In _____________ floors, the brick arches or cement concrete arches are constructed and these arches rest on the lower flanges of mild steel joists.
A. Filler Joist B. Pre cast Concrete C. Jack arch D. Hollow block