The abutment done manually up to half the pipe and compacted by walking simply with feet. The filling up to the upper part of the pipe, carried out manually and again compacted with feet. A layer of 150 mm compacted by a machine, can be added, provied that it is not done directly on the upper part of the pipe.
The abutment and the filling up to 200 mm on the upper part of the pipe can be done in one solution, if material, such as sand or loose and sieved ground is used. The remaining backfill can be completed and compacted in layers of not more than 250 mm, if it is not compacted directly on the pipe. This can be done up to 300 mm of height from the upper part of the pipe. The remaining backfill can be completed and compacted according to the requirements of surface finish
Ronix Polymer (P) Ltd
167, Old China Bazar Street
Kolkata-700001
+91 033 22421895
info@.ronixpolymer.in