|
Dowel Bars |
Tie Bars |
| Placed across transverse joints at the mid-depth of the slab. | Placed across longitudinal joints at the mid-depth of the slab. |
| Transfer load from one slab to another without preventing the joint from opening. | Prevent lanes from separation and differential deflection. |
| Commonly made of round, smooth, epoxy coated steel bars. | Made of deformed epoxy coated steel. |
| Reduce joint faulting and corner cracking. | Reduce transverse cracking. |
Difference between Dowel Bars and Tie Bars
