Roof Framing Calculator Ver. 4.5

The Roof Framing Calculator V 4.75 *By Joseph Fusco* Make a Donation How to use this calculator. New UPDATES Release Notes: 0" is the equivalent of choosing 16th's or Inches in any field. If you have any comments, suggestion or you find any "bugs" feel free to post them here.
Roof Type: (Hip, Gable Octagon or Split Pitch)
Enter the building length:
Enter the building width (Span (s)):
Enter the roof slope (Main) (Unit Rise): Default 6" Pitch
Enter Common Rafter Thickness: Default = 1-1/2"
Enter Ridge Thickness:Default = 1-1/2"
Ridge Depth: *Default = 2"x 12"*
Enter Hip/Val Thickness: Default = 1-1/2"
Enter Overhang: Default 12"
Sub Fascia Thickness: *Default = 1-1/2"*
Sub Fascia Depth: *Default = 2"x 6"*
Fascia Thickness: Default 3/4"
Fascia Depth: *Default = 1"x 6"*
Building Finishes Total: Default 0"
Enter Layout spacing: ie, 16", 19.2", 24" Default = 16"
Enter Layout Style: ie, Front-back, Centers, Kings
Enter Hip/Val Member size: ie 2x10 , 2x12 Default = 2"x 10"
Common Rafter Member Size: ie 2x10 , 2x12 Default = 2"x 8"
Rafter Plate size: (width) Default = 2"x 4"
Hip Cheek Cut Type: (Single or Double) Default "Double"
H.A.P. Type (Birdsmouth) (Standard 2/3rd or Full Bearing)
Tail Cut Options (Plumb or Square) *Default* = Plumb

General & Common Information
Selected Roof Type:			Building Foot Print: (Square Feet)
Ridge Length: Actual			Building Run:
Ridge Height: unadjusted			Building Effective Run:
Ridge Height Pitch Adjustment:[~]			Building Plumb Line:
Ridge Height: adjusted for pitch			Number of Common Rafters:
Ridge Height: adjusted for H.A.P.			Common Plumb Cut Angle:
H.A.P. Cut:			Common Seat Cut Angle:
Overhang Projection:			Common Unit Length:
			Common Rafter Length: Actual
			Total Common Length:
Hip/Valley Rafter Information Cheek Cut Type:
Hip Plumb Cut Angle:			Hip Drop:
Hip (Level) Seat Cut Angle:			Hip Backing Angle:
Hip Unit Length:			First Jack Locater on Hip:
Hip Inch Rise:			Hip Jack-Rafter offset:
Hip/Valley Length: Actual			Plywood Sheathing Angle:
Hip/Val Overhang Projection:			Plywood Bevel Cut Angle:
Total Hip/Val Length:

Jack & Hip/Valley Rafter Side Cuts
Jack Rafter Side Cut Angle:			Square Stop 12 &:
Hip/Val Side Cut Angle (Dropped):			Square Stop 12 &:
Hip/Val Side Cut Angle if beveled Hip:			Square Stop 12 &:

Square Cut Tail Information Square Tail Cut?
Fascia & Hip Bevel (Saw bevel)	Hip Miter Angle (layout wide face)	Fascia Miter Angle (layout wide face)	Fascia & Hip Miter Angle (layout top edge)	Hip Counter (Length, )	Hip Counter (Angle)
Mn.
To reproduce the ~angles for each cut use the 12" location on the tongue and the inch value below on the body.
12" &
Jack Rafter Information

Number of Jack-Rafters:			The Multiplier:
Jack-Rafter Common Difference:			The Offset:
Jack-Prime # 1: Actual			Jack-Rafter # 13:Actual
Jack-Rafter # 2:Actual			Jack-Rafter # 14:Actual
Jack-Rafter # 3:Actual			Jack-Rafter # 15:Actual
Jack-Rafter # 4:Actual			Jack-Rafter # 16:Actual
Jack-Rafter # 5:Actual			Jack-Rafter # 17:Actual
Jack-Rafter # 6:Actual			Jack-Rafter # 18:Actual
Jack-Rafter # 7:Actual			Jack-Rafter # 19:Actual
Jack-Rafter # 8:Actual			Jack-Rafter # 20:Actual
Jack-Rafter # 9:Actual			Jack-Rafter # 21:Actual
Jack-Rafter # 10:Actual			Jack-Rafter # 22:Actual
Jack-Rafter # 11:Actual			Jack-Rafter # 23:Actual
Jack-Rafter # 12:Actual			Jack-Rafter # 24:Actual

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