The pavement and subbase thicknesses are designed to withstand the wheel masses. In some cases, geogrids are employed to bolster the subbase and further bolster the roadways. Drainage, together with ditches, storm drains and underdrains are utilised to eliminate water in the roadbed, avoiding it from weakening the subbase and https://preferred-content-languag21911.yourkwikimage.com/1193277/the_basic_principles_of_paving_contractor