1. Unit 3

2. Expressing ideas in prints Lines Symbols Dimensions

3. Ability to understand prints is basic in construction Plans Drawing Prints

4. Exact copy of a drawing is called a print Building industry makes use of blueprints Blueprints to not fade

5. Methods of measurement Three common Length Meter – metric for measure Centimeter Kilometer Millimeter One inch Rounded off to 25 mm Yard Shorter than a meter Liquid measure Liter Slightly larger than a quart

6. Methods of measurement Weight Gram Kilogram – equals about 2.2 pounds

7. Architectural Drawing Metric units are given in millimeters Scale Ratio between object size drawn and actual size of the object Scale is not a unit of measurement Commonly used scales are…. Full 1’-0”= 1’-0” Half ½” = 1’-0” Quarter ¼” = 1’-0”

8. Drawings Perspective Also called presentation drawings Working Prepared by construction drafter Made up of……. Lines which show the shape Numbers telling sizes called dimensions Representation of detail parts called symbols Written information called notes

9. Plans – Views - Drawings Specifications Written description of all materials Sectional views Shows the cross section of structural parts Site Plan Outline of a lot Detail Drawings Shows specific details of a home Floor plan Cross section view of a home

10. Plans – Views - Drawings Shop Sketch Simple Drawing Foundation Plan Shows exact size of foundations and their location Elevations Shows the exterior view of a home Framing Plan Shows structural members of a home

11. Plans – Views - Drawings Plot Plan Location of building on a site Bill of materials Table of information on needs for building a project