1. Foundation Prints
Unit 12

2. Unit 12 Foundation Plans Identify footings on foundation plan
page 123
Learning Objectives
Identify footings on foundation plan
Identify various components of a foundation system
Recognize reinforcing steel on prints

3. Footings are the “feet” upon which the entire building rests
Unit 12
page 123
are the “feet” upon which the entire building rests
shown on the foundation plans
footing sizes are determined by
loads from building
type of soil

4. Footings column footings
Unit 12
page 123
usually wider & thicker due to concentrated loads
column located in the center of the footing
footing
reinforcing
steel
column
Plan View

5. Footings column footings
centerline
column footings

6. Footings column footings
Unit 12
page 124
Figure 12 -2
Footings column footings

7. Footings wall footings
Unit 12
page 124
support concrete foundation walls
footings typically have a keyway
plans will indicate T/F (top of footing elevation)

8. Footings wall footings
reinforcing
steel
T/F 96’-6” A
sometimes dashed
sometimes solid

9. Foundation Walls are the base of the building
Unit 12
page 124
Foundation Walls
are the base of the building
transfer the loads to the footings
poured in-place concrete
used on commercial buildings
where extreme loads are present
masonry block
usually reinforced with steel

10. Footings wall footings
Unit 12
page 125
Figure

11. Slabs slab-on-grade or (ground) new ACI term
Unit 12
page 125
slab-on-grade or (ground) new ACI term
unreinforced
reinforced - when subjected to settling or heavy loads
mesh
reinforcing steel
post tensioned
steel fiber
floating slab or monolithic slab one continuous unit

12. Slab-on-Grade - Plan View
no joints
saw cut pattern

13. Slabs slabs on metal deck structural slabs flat slabs waffle or dome
pan
beam & joist

14. Waterproofing Foundations
Unit 12
page 125
protection against underground water
consist of mopping the outside of the wall with a tar or asphalt like material
a layer of stone is laid against wall to allow the foundation to drain of water

15. Foundations
Unit 12
page 126
Figure 12 -6

16. Foundations
Unit 12
page 126
Figure

17. Test Your Knowledge
take 10 minutes to complete the test on page 127

18. Concrete Foundation for an Office
Unit 12
Concrete Foundation for an Office
Take 10 minutes & complete the questions for Activity 12-1 on page 129 refer to large prints 12-1

19. Concrete Foundation for a Residence
Unit 12
Concrete Foundation for a Residence
Take 10 minutes & complete the questions for Activity 12-2 on page 130 refer to large prints 12-2
END OF UNIT 12