What are dowels in construction?

[Sumit Civil]

What are dowels bar in construction?

 

[MANNU_CIVIL]

A dowel bar retrofit (DBR) is a method of reinforcing cracks in highway pavement by inserting steel dowel bars in slots cut across the cracks. It is a technique which several U.S. states' departments of transportation have successfully used in repairs to address faulting in older jointed plain concrete pavements.