Shanghai DOAN continues to use the popular Crack Sealing technique as the primary method for temporary road repairs. This process is labor intensive and repairs can easily fail if the repair is not done correctly or if the repair must be made in wet condition. Proven specialized Crack Sealing Machine is available to improve road repair capability in our company. Some numbers presents results from recent studies of pothole patching equipment as well as relevant information obtained from other road construction company are using Crack Sealing Machine.
The following steps show how to repair the common pothole:
Air is blown into the pothole to remove any standing water or loose debris.
The bottom and sides of the pothole are coated with asphalt emulsion.
A mixture of asphalt emulsion and aggregate is blown into the hole filling it to surface grade.
