Reinforced Steel used should be rust-free.
Reinforced Steel should be washed with cement slurry before concrete is placed.
Proper compacting and no voids - proper shuttering and vibration.
Specified depth of cover, as per BIS standards, should be strictly provided.
Cover blocks provided to the reinforcement should not be displaced during compaction. If displaced, they should be restored immediately before placing the concrete.
If cover blocks are displaced, the same should be restored immediately before placing the concrete
In very aggressive and saline exposure, protective epoxy or equivalent coatings to the concrete may also be provided.
Long life structures