yielded a pressure of 1 kg/cm? at 5 mm deflection. A test is carried out over 15 cm base course yielded a pressure of 6 kg/cm2 at 5 mm deflection. Design the pavement section for the wheel load of 4200 kg with a tyre pressure of 6 kg/cm? and allowable deflection of 5 mm. Use Burmister method. Plate Bearing Test is conducted with 30 cm diameter plate on a soil subgrade 1.0 0.8 4/2 0.6 0.5 1/5 0.4 1/10 0.3 1/20 0.2 1/50 1/100 0.1 1/200 0.08 1/500 0.06 1/1000 0.05 1/2000 0.04 1/5000 0.03 1/10,000 0.02 За 4a 5a 6a 1.0a 1.5a 2.0a 0.5a Thickness of reinforcing layer Figure-6.12:Relationship of F, and h ina two-layer system Two-Layer deflection factor F2
yielded a pressure of 1 kg/cm? at 5 mm deflection. A test is carried out over 15 cm base course yielded a pressure of 6 kg/cm2 at 5 mm deflection. Design the pavement section for the wheel load of 4200 kg with a tyre pressure of 6 kg/cm? and allowable deflection of 5 mm. Use Burmister method. Plate Bearing Test is conducted with 30 cm diameter plate on a soil subgrade 1.0 0.8 4/2 0.6 0.5 1/5 0.4 1/10 0.3 1/20 0.2 1/50 1/100 0.1 1/200 0.08 1/500 0.06 1/1000 0.05 1/2000 0.04 1/5000 0.03 1/10,000 0.02 За 4a 5a 6a 1.0a 1.5a 2.0a 0.5a Thickness of reinforcing layer Figure-6.12:Relationship of F, and h ina two-layer system Two-Layer deflection factor F2
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Plate Bearing Test is conducted with 30 cm diameter plate on a soil subgrade
yielded a pressure of 1 kg/cm? at 5 mm deflection. A test is carried out over 15 cm base course yielded
a pressure of 6 kg/cm2 at 5 mm deflection. Design the pavement section for the wheel load of 4200 kg
with a tyre pressure of 6 kg/cm2 and allowable deflection of 5 mm. Use Burmister method.
1.0
0.8
1/2
0.6
0.5
0.4
1/5
1/10
0.3
1/20
0.2
1/50
1/100
0.1
1/200
0.08
1/500
0.06
1/1000
1/2000
0.05
0.04
1/5000
0.03
1/10,000
0.02
За
4a
5a
6a
0.5a
1.0a
1.5a
2.0a
Thickness of reinforcing layer
Figure-6.12:Relationship of F, and h ina two-layer system
Two-Layer deflection factor F,
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