Unit 3

Expressing ideas in printsLinesSymbolsDimensions

Ability to understand printsis basic in construction

PlansDrawingPrints

Exact copy of a drawing is called a printBuilding industry makes use of blueprintsBlueprints to not fade

Methods of measurementThree 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

Methods of measurement Weight

Gram Kilogram – equals about 2.2 pounds

Architectural DrawingMetric units are given in millimetersScale

Ratio between object size drawn and actual size of the object

Scale is not a unit of measurementCommonly used scales are….

Full 1’-0”= 1’-0” Half ½” = 1’-0” Quarter ¼” = 1’-0”

DrawingsPerspective

Also called presentation drawingsWorking

Prepared by construction drafterMade up of…….

Lines which show the shapeNumbers telling sizes called dimensionsRepresentation of detail parts called symbolsWritten information called notes

Plans – Views - DrawingsSpecifications

Written description of all materials

Sectional viewsShows the cross section of structural parts

Site PlanOutline of a lot

Detail DrawingsShows specific details of a home

Floor planCross section view of a home

Plans – Views - DrawingsShop Sketch

Simple Drawing

Foundation PlanShows exact size of foundations and their

location

ElevationsShows the exterior view of a home

Framing Plan Shows structural members of a home

Plans – Views - DrawingsPlot Plan

Location of building on a site

Bill of materialsTable of information on needs for building a

project