Construction Drawings

1
Construction Drawings
UNIT 1
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
2
Print or Blueprint
UNIT 1 page 9

• 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

3
Print or Black Line
4
Pictorial Drawings
UNIT 1 page 9

• help viewer visualize the structure
• trees
• shrubs
• shading
• show textures
• landscaping

5
Pictorial Drawing
6
Orthographic Projection
UNIT 1 page 9

• method in which different views of a subject are
  shown
• views used in construction drawings
• top - floor plan
• front - elevations
• side
• back

7
Typical Drawings
UNIT 1 page 9

• plan drawings
• elevations
• sections
• details

8
Set of Prints - identification
UNIT 1 page 10

• A-1, A-2 . . . - architectural drawings
• floor plans
• plot plans
• elevations
• sections
• details

9
Set of Prints - identification
UNIT 1 page 10

• S-1, S-2 . . . - structural drawings
• wood, concrete, steel
• framing plans
• sections
• details

10
Foundation Plans
11
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

12
Floor Plans
UNIT 1 page 10

• horizontal section taken about 42 to 48 above
  the finished floor elevation Figure 1-4

13
Elevations
UNIT 1 page 14

• show exterior or interior features of a building
  Figure 1-5 page 15

14
Interior Elevation
15
Sections
UNIT 1 page 14

• views showing building cut apart
• walls
• stairs
• Figure 1-6
• page 16

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

17
Schedules
UNIT 1 page 14

• list of materials
• door schedule
• room finish schedule
• column or beam schedule
• size
• number of rebar

18
Schedules continued
UNIT 1 page 17 Figure 1-8
19
Schedules continued
UNIT 1 page 17 Figure 1-9
20
Framing Plans
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

21
Reading Prints
UNIT 1 page 17

• visualization
• create mental image
• interpretation
• understand information

22
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

23
Test Your Knowledge

• take 10 minutes to complete the test on page 18