Can anyone provide any guidance in determining minimum cover over a highway cross culvert in the 750mm to 1050mm (30in to 42in) size range for RC pipe? The general practice in this area has been to try and place the top of the pipe below the frost line which is about 1.5m (5ft) below grade to...
Can anyone provide any guidance in determining minimum cover over a highway cross culvert in the 750mm to 1050mm (30in to 42in) size range for RC pipe? The general practice in this area has been to try and place the top of the pipe below the frost line which is about 1.5m (5ft) below grade to...