土工格栅砂垫层和粉煤灰混凝土碎石桩对桥头软基的加固技术

Soft Soil Groundsill Foundation at the Bridge-Head With Geogrid Sand Layer and Fly-Ash Concrete Gravel Pile

介绍了土工格栅砂垫层和粉煤灰混凝土碎石桩对桥头软基加固的方案、工艺 ,并对加固效果进行了检验与测试 ,减少了路基沉降 。

Scheme and technique of soft soil groundsill foundation at the bridge head with geogrid sand layer and fly ash concrete gravel pile are introduced,and foundation effect is tested.Roadbed subside is reduced and hidden trouble of vehicle jumping at the bridge head is eliminated.