Chapter 1: Construction Drawing Systems & Disciplines

Professional CAD first floor framing plan showing joist layout, beam locations, column grid lines, and member designations with a dimensioned grid

Floor framing plan detail showing header, double trimmer blocking, partition supports, tail joists, and two labeled floor openings with sill and double header callouts

Residential fire escape floor plan with evacuation path arrows, primary and secondary egress routes for each bedroom, and an exit door marker

Four close-up photographic panels comparing surface crazing, alligator cracking, subsidence cracks, and load-bearing structural fractures in concrete, each with a short description of its likely cause