This project is the construction drawing of deep foundation pit support (soil nailing wall), which includes the design description of deep foundation pit support (I), the design description of deep foundation pit support (II), the plan of foundation pit support, the cross section of soil nailing support (I-I), the cross section of soil nailing support (II-II), etc. The content of the drawing is complete, the expression is clear, and the drawing is rigorous. The designer is welcome to download and use it.