By Bhushan Kapse
What Is VRB?
It is an RCC structure which contains pipes and concrete wall.
To provide service road or path between structures such as canal.
According to conditions and requirements the size of structure differ.
The structure contains two wall at the end.
Wall must be 60 cm to 1m or more than 1m which depend on the size of structure.
Also joints are themost important part of structure which are attached by mechanical way.
Pipe shouldn't have cracks and of good quantity.
Top battel wall width should be 30cm.
Base wall width is depend on the structure.
The battel wall should be provided 0.45 m per m .
Importance of VRB in structures such as canal.
In the path of canal, existing structures of roads or path of villages such as WBM roads are came, in such situation VRB structure provided.
The size of VRB structure is depend on the size of road.