1. Elevation Layout and Drawing Techniques
Chapter 25
Elevation Layout and
Drawing Techniques
Elevation Layout
Roof Layout
Finishing an Elevation

2. Elevation Layout using xrefs

3. Elevation Layout
Establish the finish floor line from top of foundation
1 ½” sill plate on top of foundation
11 7/8” floor joists
¾” tongue and groove flooring
Total of 14 1/8”
Offset a construction line up 8’-1 1/8” to represent the ceiling
1 ½” Bottom Plate
92 5/8” Studs
Double 1 ½” Top Plate
Total of 8’ 1 1/8”
Offset up 6’-8” from each finished floor line to represent top of the doors and windows

4. Elevation Layout (Basements)
Draw exterior edge of foundation walls in dashed layer since it is below grade
Offset down from top of foundation 7’- 10” for height of foundation wall on footing
Offset line up 4” to represent concrete slab in basement
Offset line up 6’-8” to show top of doors and windows
Offset down 10” for bottom of footings
Offset to exterior side of foundation walls 6” to show edge of footings
Insert windows using blocks, explode and place on dashed layer
Add dashed in window wells show extending minimum of 3” above grade.

5. Elevation Layout (Eaves & Roof lines)
Offset from exterior wall out 12” or distance chosen for overhang at eave
Draw line out 12”
Draw line down 6” or rise of your pitch chosen
Connect the Triangle to give you the bottom of the 2 x 4 truss
Offset up 3.5” to get top of truss line
Erase triangle lines
Offset top of truss line down 5.5” to show bottom of 2 x 6 fascia line
Offset down 1.5” for drip edge line
Fascia

6. Elevation Layout (Projecting to other Elevations)

7. Roof Types Elevation Elements
Gable
Dutch Hip
Gable w/ returns
Partial Hip
Hip
Shed
Adobe/ Flat
Turret

8. Roof Types Elevation Elements

9. Roof Types Elevation Elements

10. Openings Layout
Project width of all doors, windows, and skylights from the floor plan
Insert window/ door blocks using reference lines
Determine height of the skylights and project back to floor plan if necessary.
Draw shape of the garage doors measured from the cement line (4” above ground line)

11. Labeling and Dimensioning
Specify all materials needed for the exterior
These include the siding, corner and decorative trim, chimney, decks or concrete patios, posts and headers, roof material, and fascias.
Also add dimensions and roof pitch

12. Chimneys
Chimneys must be 24” above any portion of the house within 10’