Typical Sections (TS) PDF, AutoCAD (DWG), and MicroStation (DGN) files for projects submitted on or after November 1, 2023 or that opt to comply Table of Contents PDF files2023 TTM TS PDF FilesTitleSizeLoading items...AutoCAD files (DWG)2023 TTM TS DWG FilesTitleSizeLoading items...MicroStation files (DGN)2023 TTM TS DGN FilesTitleSizeLoading items...