Please enable JavaScript.
Coggle requires JavaScript to display documents.
Backyard Office Shed Project - Coggle Diagram
Backyard Office Shed Project
Dimensions and Structure
Size: 10x20 or 10x24
Lean-to Roof
High side: 10 ft
Low side: 8 ft
Pitch: At least 3:12 (4:12 recommended for snow)
Overhangs
West overhang for snow shedding
East overhang optional but beneficial
Protects from rain, sun, UV
Small (6–12") recommended
Lighting in Overhangs
LED soffit lights
Integrated LEDs (non-replaceable)
Rated for outdoor/damp locations
Use low-profile recessed or surface-mount fixtures
Foundation Options
Concrete Pad
Stable, long-lasting
Supports heating/cooling, insulation
Requires trenching electrical before pour
More expensive
Concrete Supports (Piers/Blocks)
Cheaper
Easier to modify/move
Requires extra floor insulation
May shift over time
Electrical and HVAC
Trenching and Rough-In
Trench before pad pour for buried conduit
Include:
Power to shed
Branch to future EV charger on far side of driveway
Optional spare conduit
Subpanel and Conduit
Separate conduit for shed and EV
Size wire for voltage drop and future loads
HVAC
Ductless mini split system
Outdoor condenser clearance: 2–3 ft front, 1 ft rear
Consider placing on east side or behind shed
Roof and Insulation
Insulation
Roof: R-38 minimum (2x10 or 2x12 rafters)
Use batts + baffles for ventilation
Vapor Barrier
Installed on warm side (interior)
Prevents condensation in cold climate
Roof Overhang Use
Soffit lighting
Protect siding/windows
Improve aesthetics
Walls and Interior
Wall Insulation: R-13 to R-21
Vapor Barrier on inside
Finished interior
Drywall or paneling
Flooring: vinyl plank or laminate
Exterior Features
Firewood Storage (South Wall)
Covered rack
Wall-mounted brackets with roof
Enclosed shed-style bin
6” clearance from shed wall
Gravel or paver base
Fence and Gate
Permanent fence after shed build
Vehicle/RV gate
Width: 12–14 ft ideal
Types:
Swing
Sliding
Cantilever/lift
Plan clearance from roof eaves and trees
Natural Stone Walkway (Garage to Office)
Stone Types
Flagstone
Bluestone
Base: 4–6" gravel + sand or mortar bed
Width: 36–48"
Drainage slope: 1/4" per foot away from buildings
Joint Fill: Polymeric sand or gravel
Lighting: Optional low-voltage path lights
Long-Term Timeline (5-Year Plan)
Phase 1: Planning (Zoning, Budgeting, Layout)
Phase 2: Design Finalization, Site Prep
Phase 3: Foundation and Shed Construction
Phase 4: Electrical, HVAC, Insulation
Phase 5: Interior Finishing, Landscaping, Extras
Windows and Doors
sliding glass door entry
transom windows on high side