Stair Tangent for iPhone

Stair Tangent

Angled Flared Stair Stringer Functionality

This function will calculate the stringer Tread Run, Stringer Throat Depth, Slope Angle, Riser-Tread Diagonal and Total Stringer Diagonal for the stringers at different angles and the main stringer.


Example calculated output from StairTangent for Angled Stair Stringers
StairTangent
Angled Stair Stringers
Number of Risers  10
Number of Treads  9
Total Height of Stairs  70  ''in
Riser Height  7  ''in
Tread Width  10  ''in
Stringer Offset 30 ''in

Stringer #1    
Tread Run  10  ''in
Throat Depth  6 1/8''in
Slope Angle  34.99202°
Riser-Tread Diagonal  12 3/16''in
Total Stringer Diagonal  109 7/8''in

Stringer #1 Cumulative Diagonals    
Tread #1  12 3/16''in
Tread #2  24 7/16''in
Tread #3  36 5/8''in
Tread #4  48 13/16''in
Tread #5  61 1/16''in
Tread #6  73 1/4''in
Tread #7  85 7/16''in
Tread #8  97 5/8''in
Tread #9  109 7/8''in

Stringer #2  
Tread Run  10 9/16''in
Stringer Throat Depth  6 1/16''in
Slope Angle  33.58727°
Stringer Bevel Angle  18.43495°
Riser-Tread Diagonal  12 5/8''in
Total Stringer Diagonal  113 7/8''in

Stringer #2 Cumulative Diagonals  
Tread #1  12 5/8''in
Tread #2  25 5/16''in
Tread #3  37 15/16''in
Tread #4  50 5/8''in
Tread #5  63 1/4''in
Tread #6  75 15/16''in
Tread #7  88 9/16''in
Tread #8  101 1/4''in
Tread #9  113 7/8''in


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Stair Tangent for iPhone

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