1. DECKS

2. Square Corner Framing square

3. Square Corner 3-4-5 triangle

4. Square Corner Diagonals

5. LEVEL Water level https://www.youtube.com/watch?v=U- r12l904owhttps://www.youtube.com/watch?v=U- r12l904ow

6. LEVEL String level

7. LEVEL Builder’s level

8. POSTS Concrete footings Provide Structural support but NOT lateral Pier blocks

9. POSTS Pier blocks (continued)

10. POSTS Concrete footings Provide Structural support but NOT lateral Galvanized post anchor

11. POSTS Galvanized post anchor (continued) https://www.youtube.com/watch?v=MCa_ 87Dkw1M

12. POSTS Galvanized post anchor (continued) How not to…

13. POSTS Direct burial Provide Structural and lateral support Footing at bottom of hole –Blocks or Concrete

14. POSTS Direct burial Provide Structural and lateral support Backfill around post –soil or crushed aggregate –dry concrete –wet concrete (must brace post until set) –https://www.youtube.com/watch?v=pI- pCSxD0GYhttps://www.youtube.com/watch?v=pI- pCSxD0GY

15. POSTS

17. POST AND BEAM DECK Ledger Attachment to existing building

18. POST AND BEAM DECK Ledger Use 3” lag screws to anchor into rim joist Expansion bolt if concrete slab foundation

19. POST AND BEAM DECK Ledger Attach directly to rim joist of house

20. POST AND BEAM DECK

23. Beam –Grab beam –Cap beam Beam supports joists Level with bottom of ledger

24. POST AND BEAM DECK

25. Joists Joists support deck boards Joist hangers attach to ledger Anchor joists to beam with rafter ties

26. POST AND BEAM DECK Joists Splice long joist over beam –Overlap –Gusset

27. PLATFORM FRAMED DECK Constructing freestanding deck

28. PLATFORM FRAMED DECK Locate posts with batter boards and string

30. PLATFORM FRAMED DECK Install outside (rim) joists to form box using ½” bolts Rim joists act as the beam, holding joists on hangers

31. PLATFORM FRAMED DECK Install interior joists

32. BLOCKING For additional support Blocking: short blocks of wood between joists

33. DECK BOARDS 2 x 4, 2 x 6, or 5/4 boards Installed at angle to joists –90 degree or 45 degree

34. DECK BOARDS

35. Orientation of grain with bark side up

36. DECK BOARDS Space using a nail or pencil?

37. RAILING Extend posts

38. RAILING Bolt to rim joist

43. Deck Construction Estimating deck construction –$20 to $24 / square foot