流砂层下铁矿床的露天开采

OPEN PIT MINING OF IRON ORE-DEPOSIT UNDER DRIFT-SAND LAYERS

本文介绍了姑山铁矿多年来对流砂和地下水进行的综合治理,根据矿床水文地质和工程地质特点采取的多种对策。在矿床疏干、矿坑排水、流砂剥离和边坡维护等方面取得了良好效果,并积累了丰富的经验。

This paper presents the comprehensive harness of drift-sand and underground water for many years in Gushan Iron Ore Mine and the countermeasures adopted according to geohydrology and engineering geology feature of the deposit. Good results have been achived for deposit drainage, pit water draw-off, drift-sand stripping and slope maintenence. Rich experiences have been accumulated and lessons, too, have been drawn.