By Mike Dadik, P.E. S.E., Carollo Engineers, Inc.

Reinforced concrete has become a preferred building material for water storage and conveyance structures, providing great strength and many possible configurations. These advantages, however, bring the challenge of protecting rebar — essential to its long-term durability. With an accurate assessment of the concrete condition, exposure and work constraints, along with a clear understanding of the benefits and limitations of coating systems, a well-written, concise specification will be the basis of a successful concrete rehabilitation project — a project in which everyone’s expectations can be met. ...