CAD Construct Blog

Last updated: August 30, 2026 Quick answer: A reflected ceiling plan, or RCP, shows the ceiling as if it were mirrored onto the floor and viewed from above. It maps ceiling elements — lights, diffusers, grid, soffits, and heights — so the trades can coordinate...

Last updated: August 30, 2026 Quick answer: The title block is the information panel, usually along the edge of every sheet, that identifies the drawing — project name, sheet number and title, scale, date, revisions, and who prepared it. It is the first thing to read...

Last updated: August 30, 2026 Quick answer: Structural drawings show the building's skeleton — foundations, footings, columns, beams, and framing — that carries all the loads. They use their own grid, symbols, and schedules to tell builders what structural members go...

Last updated: August 30, 2026 Quick answer: HVAC and mechanical drawings show the heating, ventilation, and air-conditioning systems — ductwork, equipment, diffusers, and controls — using standardized symbols on the floor plan. They tell installers how air and...

Last updated: August 30, 2026 Quick answer: Plumbing blueprints show the supply, drain, waste, and vent systems — pipes, fixtures, and connections — using standardized symbols and often riser diagrams. They tell plumbers what to run, at what size, and how the system...

Last updated: August 30, 2026 Quick answer: An electrical plan shows the power and lighting layout — outlets, switches, fixtures, panels, and circuits — using standardized symbols overlaid on the floor plan. It tells electricians what to install, where, and how...