In case of damaged prestressed concrete I girders which are used for restoring strength?
A. Pretensioning
B. Post tensioning
C. Chemicals
D. Dies
Answer: Option B
Solution(By Examveda Team)
Post tensioning rods in conjugation with jacking can be used for restoring strength in case of damaged prestressed concrete I girders.Related Questions on Building Maintenance
Creep in concrete structure increases with:
A. Increase in humidity
B. Increase in water
C. Decrease in temperature
D. Decrease in humidity
To control corrosion, concrete with _________ is used.
A. Low permeability
B. Low thermal coefficient
C. More cement content
D. More coarse aggregates
Join The Discussion