question archive Large size prestressed concrete roof panels with ribs in the perpendicular direction can be used for spans up to (a) 4 m (b) 12 m (c) 8 m Single and double tee prestressed concrete monolithic units have been used for spans varying from (a) 4 to 10 m (b) 5 to 15 m (c) 6 to 25 m In comparison with continuous reinforced concrete slabs to support heavier loads, prestressing results in (a) Thicker slabs (b) thinner slabs (c) no change in thickness 17
Large size prestressed concrete roof panels with ribs in the perpendicular direction can be used for spans up to (a) 4 m (b) 12 m (c) 8 m Single and double tee prestressed concrete monolithic units have been used for spans varying from (a) 4 to 10 m (b) 5 to 15 m (c) 6 to 25 m In comparison with continuous reinforced concrete slabs to support heavier loads, prestressing results in (a) Thicker slabs (b) thinner slabs (c) no change in thickness 17
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Large size prestressed concrete roof panels with ribs in the perpendicular direction can be used for spans up to
(a) 4 m (b) 12 m (c) 8 m
Single and double tee prestressed concrete monolithic units have been used for spans varying from
(a) 4 to 10 m (b) 5 to 15 m (c) 6 to 25 m
In comparison with continuous reinforced concrete slabs to support heavier loads, prestressing results in
(a) Thicker slabs (b) thinner slabs (c) no change in thickness
17.8 Prestressed concrete grid floors are more economical and viable in comparison with reinforced concrete grid floors for spans in the range of (a) 4 to 6 m (b) 6 to 10 m (c) 12 to 15 m
