THE 2-MINUTE RULE FOR GEOTECHNICAL SOIL INVESTIGATION BANGLADESH

The Livingstone corer, made by D. A. Livingstone, is really a generally utilised piston sampler. A modification on the Livingstone corer by using a serrated coring head makes it possible for it to get rotated to cut through subsurface vegetable make any difference which include modest roots or buried twigs.The excavation strategy requires digging o