Geogrids are used to reinforce soil to increase its tensile strength, and hence transfer forces to larger areas of the soil. The geogrid application are retaining walls, steepened slopes, bridge abutments, embankments, and subbase below roads.
To read more bout Geogrids- Types, Functions, Applications, and Advantages in Construction, Please visit the following link:
https://theconstructor.org/building/geogrids-types-functions-applications-advantages/15190/
The purpose of welded wire mesh in shotcrete is to increase tensile strength and structural support.
To read more about shotcrete concrete, Please click the link below:
https://theconstructor.org/concrete/shotcrete-sprayed-concrete-gunite-materials-uses/16079/