IMPROVED SOIL FOR BACK FILLING AT SITE

摘要

<P>PROBLEM TO BE SOLVED: To provide not only the improved soil for back filling prepared by improving the soil produced at site after laying a sewer pipe in the ground but also the improved soil used widely as fill in the land developed for housing lots and a repair material for repairing a road. Ž<P>SOLUTION: This improved soil is prepared by mixing blast-furnace slag cement as solidifier with the soil produced at site. A method for preparing this improved soil can be simplified by utilizing an existing improved freshly mixed concrete plant. This prepared improved soil has early hardening property and waterproofing property together and may be used in a wide range of application. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž