Stair Tangent for iPhone

Example calculated output from StairTangent for Stair Tread Width From Total Run of Stairs

StairTangent
Stair Tread Width From Total Run of Stairs
Number of Risers  18
Number of Treads  17
Total Height of Stairs  126 1/2''in
Riser Height  7 ''in
Tread Width  9 7/16''in
Total Run of Stairs  160  ''in
Total Stringer Diagonal  199 11/16''in
Stringer Tread Diagonal  11 3/4''in
Stair Slope Angle  36.74875°
Stringer Depth  11 7/8''in
Stringer Throat Depth  6 1/4''in

Stringer Cumulative Diagonals

Tread #1  11 3/4''in
Tread #2  23 1/2''in
Tread #3  35 1/4''in
Tread #4  47  ''in
Tread #5  58 3/4''in
Tread #6  70 1/2''in
Tread #7  82 1/4''in
Tread #8  93 15/16''in
Tread #9  105 11/16''in
Tread #10  117 7/16''in
Tread #11  129 3/16''in
Tread #12  140 15/16''in
Tread #13  152 11/16''in
Tread #14  164 7/16''in
Tread #15  176 3/16''in
Tread #16  187 15/16''in
Tread #17  199 11/16''in


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