In a cement concrete pavement dowel bars are used in ____.
A. dummy joints
B. expansion joints
C. construction joints
D. longitudinal joints
Answer:B
In a cement concrete pavement dowel bars are used in ____.
A. dummy joints B. expansion joints C. construction joints D. longitudinal joints
Explanation: Longitudinal joints in cement concrete pavements are constructed with suitable tie bars. Dowel bars are provided at expansion joints and sometimes at contraction joints.