QA/QC

in our foundation class we are preparing a presentation on Ground Improvement Methods. We are working on Ground Freezing method. We chose a project in New York City “No. 7 Line Extension Project”. I need help with preparing a few slides only on QA/QC for this project. link for the project chosen is given below.

https://groundfreezing.com/projects/no-7-line-extension-project/