Civil Engineering AutoCAD Blocks Categories: Select a Category General Utility Electrical Grading Annotation Cross Sections Pavement Markings Sitework General Utility Electrical Grading Annotation Cross Sections Pavement Markings Sitework Section Marker $3.75 Match Line $3.75 Detail Title $1.25 Bar Scale $1.25 North Arrow $1.25 Detail Enlargement $6.25 Detail Reference with Leader $1.25 Detail Reference $1.25 Keynote with leader $7.50 Keynote $3.75