The thickness of a PCC pavement is 20 cm and the width of the lane is 3.5 m. Find the area of a tie bar system along the longitudinal joints if the unit weight of concrete is 2400 kg/3, coefficient of friction is 1.2 and allowable tensile stress in deformed bars is 2000 kg/cm2.

The thickness of a PCC pavement is 20 cm and the width of the lane is

1.	The thickness of a PCC pavement is 20 cm and the width of the lane is 3.5 m. Find the area of a tie bar system along the longitudinal joints if the unit weight of concrete is 2400 kg/3, coefficient of friction is 1.2 and allowable tensile stress in deformed bars is 2000 kg/cm2.
A.	0.11 cm2
B.	1.01 cm2
C.	0.01 cm2
D.	1.10 cm2
Answer» C. 0.01 cm2

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The thickness of a PCC pavement is 20 cm and the width of the lane is 3.5 m. Find the area of a tie bar system along the longitudinal joints if the unit weight of concrete is 2400 kg/3, coefficient of friction is 1.2 and allowable tensile stress in deformed bars is 2000 kg/cm2.

The thickness of a PCC pavement is 20 cm and the width of the lane is 3.5 m. Find the area of a tie bar system along the longitudinal joints if the unit weight of concrete is 2400 kg/3, coefficient of friction is 1.2 and allowable tensile stress in deformed bars is 2000 kg/cm2.

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