comparison of Telford and Macadam methods of construction
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Telford construction
1) provided level subgrade of width 9 meters
2)a binding layer of wearing course 4 cm thick was provided with cross slope 1 in 45
3)thickness of foundation stone varied from 17 cm at edges to 22 cm at the centre
macadam construction
1)suggested that heavy foundation stones are not at all required to be placed at the bottom layer
2) provided stone of size less than 5mm to a uniform thickness of 10cm
3) prepared cross slope of 1 in 36
4) total thickness was kept uniform from edge to centre to a minimum value of 25 cm.
1) provided level subgrade of width 9 meters
2)a binding layer of wearing course 4 cm thick was provided with cross slope 1 in 45
3)thickness of foundation stone varied from 17 cm at edges to 22 cm at the centre
macadam construction
1)suggested that heavy foundation stones are not at all required to be placed at the bottom layer
2) provided stone of size less than 5mm to a uniform thickness of 10cm
3) prepared cross slope of 1 in 36
4) total thickness was kept uniform from edge to centre to a minimum value of 25 cm.
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