From Tim Olk:
Boone County Fire District 2 conducts live fire training with flashover simulations to prepare firefighters for real-life emergencies.
Tim Olk photo
Bored Secant Pile Drilling Rig
Bored secant pile is mostly constructed by bushing pile rig in our country.
The method has the excellence credible technology, agility economy and advantage construction, which is very suitable to the permanent foundation pit retaining in Bridge of Underpasses
As retaining wall structure
Xuzhou Jingan Heavy Industry Manufacture Co.,Ltd. , https://www.jinganzhonggong.com