Initial Curing Immediately after finishing, shotcrete in tunnel areas shall be kept continuously moist for at least 3 days. In non tunnel application ...

What is shotcrete? | Civil Engineer Blog
Introduction to shotcrete or sprayed concrete Shotcrete or gunite was invented by Mr. Carl Ethan Akeley (1864-1926) in 1910. For attractions of a park...

Dry Mix Process and Wet Mix Process for Shotcrete
Dry mix process and wet mix process are the two methods of shotcrete construction which are based on the time at which the water is added to the morta...

Shotcrete- Dry and Wet Mix Process
Shotcrete or Sprayed Concrete is a type of concrete or mortar mix that is shot onto a surface at high-speed. The shotcrete process can be performed in...

Processes of Shotcrete Production
Either the wet-mix process or the dry-mix process may be used to produce shotcrete. Dry mix process Batching and Mixing Aggregate and cementitious mat...

Shotcrete Mix Designs
Following are two typical mix designs for shotcrete, one for dry process and one for wet process. As a fact concrete, shotcrete production is a “local...

Shotcrete requirements
This article describes all the requirements for shotcrete and mortar in a simple and easily understandable way. Armed with this information, the mater...

Elements of TBM Tunnel Drilling Machine
Underground construction includes two types: Conventional: Means drilling and blasting Mechnical: TBM (tunnel-Boring-Machine), Roadheader, excavator:...