Extracted text: A reinforced concrete beam is subjected to an aggressive environment which led to wide cracks along the beam as shown in the Figure below. Write a report that answers the following questions? 1. What type of crack happens in the beam? 2. Why this type of failure happens in the beam? 3. Write in brief on repairing methods, then select one method that you are expected to be convenient. 4. Suggest a suitable title for your report.