Zhang Zanxun, Wang Dongyun, Fu Linsen, et al. FORMATION OF WEATHERED PRODUCT AND DESTROYING EFFECT OF AN ANCIENT GROTTO IN BEISHAN[J]. Journal of Civil and Environmental Engineering, 1993, 15(3).
Zhang Zanxun, Wang Dongyun, Fu Linsen, et al. FORMATION OF WEATHERED PRODUCT AND DESTROYING EFFECT OF AN ANCIENT GROTTO IN BEISHAN[J]. Journal of Civil and Environmental Engineering, 1993, 15(3). DOI: 10.11835/j.issn.1674-4764.1993.03.010.
An ancient grotto has been seriously weathered in Beishan
Dazu county.Sichuan province.This paper studies and discusses the hydrologic-geochemical reaction and weathered rock mass due to subsidence of acid rainwater and groundwater permeation.The researchingresults show that a main factor caused to destroy the shallow surface layer of rock is swelling of the sulphate crystal.