Finger-type expansion joint installation method of separating the upper and lower panels with cogged joint structure
Bioreactor construction method of sanitary landfill using double pipes with both moisture injection and landfill gas collection functions
Rubber barrage construction technology using rubber board that can screen the abrasion layer and glass fiber reinforced plastic clamping plate
Permanent ground anchor method using expansion of head and anchorage in soft rocks and hard rocks (Under-reamed Ground Anchor)
Method of repairing the entire sewage pipe using a non-drilling method through the adoption of multi-functional safety high-pressure hoses (MSHS method)
Method of manufacturing and installing hydraulic integrated sluice gates without a hoisting device installation structure on the upper part of the sluice gate
Method of laying a non-excavated small-diameter sewer pipe, which presses in the casing and the new pipe together
Method of constructing an underground structure in a non-excavation method in which the cap is installed inside the steel pipe and then the steel rib is rigidly connected to the cap.