Structural assessment is a standard part of the service provided by a roof-repairs-contractor today. If a roof has been leaking for years, the timber rafters or metal purlins beneath may have rotted or rusted. The contractor evaluates the weight-bearing capacity of the roof before starting any repairs. If the structure is compromised, they will recommend reinforcements to ensure the s... https://kkroofspecialist.com.sg/roof-repairs-contractor/