Construction Drawings UNIT 1 Construction Drawings Learning Objectives Explain why drawings are important in the construction industry Identify what is included in a set of drawings Describe how prints are made Handle prints with care Page 9

UNIT 1 page 9 Print or Blueprint a copy of a drawing sometimes referred to as a blueprint typically light paper and black lines prints are referred to as working drawings or plans

Print or Black Line

Pictorial Drawings help viewer visualize the structure trees shrubs UNIT 1 page 9 help viewer visualize the structure trees shrubs shading show textures landscaping

Pictorial Drawing

Orthographic Projection UNIT 1 page 9 Orthographic Projection method in which different views of a subject are shown views used in construction drawings top - floor plan front - elevations side back

Typical Drawings plan drawings elevations sections details UNIT 1 page 9 plan drawings elevations sections details

Set of Prints - identification UNIT 1 page 10 A-1, A-2 . . . - architectural drawings floor plans plot plans elevations sections details

Set of Prints - identification UNIT 1 page 10 S-1, S-2 . . . - structural drawings wood, concrete, steel framing plans sections details

Foundation Plans

Set of Prints - identification UNIT 1 page 10 M-1, M-2 . . . - mechanical E-1, E-2 . . . - electrical U-1, U-2 . . . - utility P-1, P-2 . . . - plumbing H-1, H-2 . . . - heating & ventilating C-1, C-2 . . . - civil drawings show site layout contours drainage

Floor Plans UNIT 1 page 10 horizontal section taken about 42” to 48” above the finished floor elevation Figure 1-4

Elevations UNIT 1 page 14 show exterior or interior features of a building Figure 1-5 page 15

Interior Elevation

Sections views showing building cut apart walls stairs UNIT 1 page 14 Figure 1-6 page 16

Detail Drawings UNIT 1 page 14 unusual construction - more information is required to understand how something is built an arch retaining wall Figure 1-7 page 16

Schedules list of materials door schedule room finish schedule UNIT 1 page 14 Schedules list of materials door schedule room finish schedule column or beam schedule size number of rebar

UNIT 1 page 17 Figure 1-8 Schedules continued

Schedules continued UNIT 1 page 17 Figure 1-9

Framing Plans show how the structure is built wood framing plan UNIT 1 page 14 show how the structure is built wood framing plan floor joist concrete framing plan size and location of beams floor thickness reinforcing steel

Reading Prints visualization interpretation create mental image UNIT 1 page 17 Reading Prints visualization create mental image interpretation understand information

Handling Prints UNIT 1 page 17 never write on prints unless authorized to make changes keep clean do not eat or drink over prints fold or roll prints carefully do not lay sharp objects on prints keep out of direct sunlight store in clean dry place

Test Your Knowledge take 10 minutes to complete the test on page 18