When shingles are missing or visibly cracked, the roof is less able to repel water ... indicates a greater need for repair or replacement. Asphalt shingles, the most common roofing material, have an ...

After the leak was repaired, trucks drove over the seam to push the asphalt back down, but it was still raised about 3 or 4 inches high Wednesday. A worker from RCS Construction was marking off the ...

This unique mixture reacts with rainwater, which acts as a catalyst, triggering a process that forms calcium silicates to ...

Engineers from RMIT University have invented a protective coating for concrete pipes that could help drastically reduce the formation of fatbergs in sewers.