40
RAMP INCLINE EXAMPLES
4"
5"
7"
8"
9"
10"
12"
14"
16"
18"
20"
22"
28"
35"
42"
14'
15'
16'
17'
18'
19'
20'
22'
24'
26'
28'
30'
2'
3'
4'
5'
6'
7'
8'
9'
10'
11
'
12'
13'
6"
3"
Ramp Length
(In Feet)
Ramp Incline Chart
Degreeof
Incline
Ramp Length
(In Inches)
Ramp Length
Ramp Rise
Incline (Max for vehicles) - (NY
State Max. Recommended Ratio)
Incline (Maximum for buildings) Incline (Acceptable Private Residence for power/manual chair w/help) Incline Incline (Gov't Standard - Pub. Bldg.)
12" 12" 12" 12" 12"
per per per per per
3' 5' 7' 9' 12'
= = = = =
19.5
o
11.5
o
8
o
6.5
o
4.5
o
9 degrees = 16% 12 degrees = 22% 15 degrees = 27%
7
9.5
12
14.5
17
19.5
5
6.5
8
9.5
11
12.8
14.5
16
22
19.5
4
5
6
7
8.5
9.5
11
12
14.5
3
2.5
2
2
1.5
3.5
3
3
2
2
4.5
4
3.5
3
2.5
2.5
2
2
5.5
5
4
3.5
3
3
2.5
2.5
2
6.5
5.5
5
4
3.5
4
3
3
2.5
2.5
7.5
6.5
5.5
5
4
4
3.5
3.5
3
3
2.5
2
2
8.5
7
6
5.5
5
4.5
4
3.5
3.5
3
3
2.5
2
9.5
8
7
6
5.5
4.5
4.5
4
4
3.5
3.5
3
3
2.5
2.5
2
11.5
9.5
8
7
6.5
5
4.5
4
4
3.5
3
3
2.5
2.5
2.5
5.5
4.5
3.5
17
13.5
11
9.5
8.5
7.5
6.5
5.5
5
4.5
4
4
3.5
3
3
2.5
6
4.5
3.5
2.5
15.5
13
11
9.5
8.5
7.5
7
6
5.5
4.5
4.5
4
3.5
3.5
3
2.5
6.5
5
4
2.5
2.5
2.5
3
3.5
4.5
5.5
6.5
3
3.5
4
4.5
6
7
3
3.5
4
5
6.5
7.5
3.5
4
4.5
5.5
7
8.5
4
4
5
6
7.5
9
4
4.5
5
6.5
8.5
10
4.5
5
5.5
7
8.5
10.5
4.5
5
6
7.5
9
11
5
5.5
6
8
10
12
5.5
6
6.5
8.5
10.5
12.5
5.5
6
7
9
11
13.5
6
6.5
7.5
9.5
12
14.5
6.5
7.5
8
10.5
13
15.5
7
8
9
11
14
17
8
8.5
9.5
12
15.5
18.5
SYMBOL
KEY
Inches
(") Feet
(')
Degree
(
o
)
R i s e
Ramp Length
Incline (degrees of slope)
17.5
14.5
12.5
11
9.5
8.5
16
14
12
11
9.5
15
13
12
10.5
19.5
17
15
13.5
18.9
17