Removing of timbering was a complicated task as it had to be removed simultaneously along the entire dome surface not to allow curving that could lead to destruction of the fragile construction .
移除木支架是一项复杂工程,在拆卸时必须沿着整个圆顶表面进行,不允许弯折,以防脆弱的墙体崩塌。
Excavation for structures shall be carried out to the lines necessary to permit the proper construction of the structure and the contractor shall be responsible for ensuring the stability of side slopes and for the provision of such timbering , strutting or other support as he may deem to be necessary .
In applying the method known as the " berlin building system " , firstly , the open excavation is taken down to a depth of between12and25meters . Lines of driven piles and timbering support the sides of the excavation .
在应用所谓的“柏林建筑体系”方法时,可首先把地槽明挖至地下12-15米处,两壁用桩子和木架支撑。
The timbering was lowered by 3 mm more .
然后支架又降下3毫米。
Application of root pile timbering system in nanjing region .
树根桩支护体系在南京地区的应用。
Go to yun gui to investigate case of colliery driving timbering .
赴云贵调查煤矿掘进支护情况。
The crane elevated the timbering upto the upstairs .