| Degree of Curve |
Radius, Scale Feet |
Radius for HO (Inches) |
| 1 |
5729.651 |
789.389 |
| 2 |
2864.934 |
394.710 |
| 3 |
1910.078 |
263.156 |
| 4 |
1432.685 |
197.385 |
| 5 |
1146.279 |
157.926 |
| 6 |
955.366 |
131.623 |
| 7 |
819.020 |
112.839 |
| 8 |
716.779 |
98.753 |
| 9 |
637.275 |
87.799 |
| 10 |
573.686 |
79.038 |
| 11 |
521.672 |
71.872 |
| 12 |
478.339 |
65.902 |
| 13 |
441.684 |
60.852 |
| 14 |
410.275 |
56.525 |
| 15 |
383.065 |
52.776 |
| 16 |
359.265 |
49.497 |
| 17 |
338.273 |
46.605 |
| 18 |
319.623 |
44.035 |
| 19 |
302.943 |
41.737 |
| 20 |
287.939 |
39.670 |
| 21 |
274.370 |
37.801 |
| 22 |
262.042 |
36.102 |
| 23 |
250.793 |
34.552 |
| 24 |
240.487 |
33.132 |
| 25 |
231.011 |
31.827 |
| 26 |
222.271 |
30.623 |
| 27 |
214.183 |
29.509 |
| 28 |
206.678 |
28.475 |
| 29 |
199.696 |
27.513 |
| 30 |
193.185 |
26.616 |
| 31 |
187.099 |
25.777 |
| 32 |
181.398 |
24.992 |
| 33 |
176.047 |
24.254 |
| 34 |
171.015 |
23.561 |
| 35 |
166.275 |
22.908 |
| 36 |
161.803 |
22.292 |
| 37 |
157.577 |
21.710 |
| 38 |
153.578 |
21.159 |
| 39 |
149.787 |
20.637 |
| 40 |
146.190 |
20.141 |
| 41 |
142.773 |
19.670 |
| 42 |
139.521 |
19.222 |
| 43 |
136.425 |
18.796 |
| 44 |
133.473 |
18.389 |
| 45 |
130.656 |
18.001 |
| 46 |
127.965 |
17.630 |
| 47 |
125.392 |
17.276 |
| 48 |
122.930 |
16.936 |
| 49 |
120.571 |
16.611 |
| 50 |
118.310 |
16.300 |
| 51 |
116.141 |
16.001 |
| 52 |
114.059 |
15.714 |
| 53 |
112.058 |
15.439 |
| 54 |
110.134 |
15.174 |
| 55 |
108.284 |
14.919 |
| 56 |
106.503 |
14.673 |
| 57 |
104.787 |
14.437 |
| 58 |
103.133 |
14.209 |
| 59 |
101.539 |
13.989 |
| 60 |
100.000 |
13.777 |
| 61 |
98.515 |
13.573 |
| 62 |
97.080 |
13.375 |
| 63 |
95.694 |
13.184 |
| 64 |
94.354 |
12.999 |
| 65 |
93.058 |
12.821 |
| 66 |
91.804 |
12.648 |
| 67 |
90.590 |
12.481 |
| 68 |
89.415 |
12.319 |
| 69 |
88.276 |
12.162 |
| 70 |
87.172 |
12.010 |
| 71 |
86.103 |
11.863 |
| 72 |
85.065 |
11.720 |
| 73 |
84.059 |
11.581 |
| 74 |
83.082 |
11.446 |
| 75 |
82.134 |
11.316 |
| 76 |
81.213 |
11.189 |
| 77 |
80.319 |
11.066 |
| 78 |
79.451 |
10.946 |
| 79 |
78.607 |
10.830 |
| 80 |
77.786 |
10.717 |
| 81 |
76.988 |
10.607 |
| 82 |
76.213 |
10.500 |
| 83 |
75.458 |
10.396 |
| 84 |
74.724 |
10.295 |
| 85 |
74.009 |
10.196 |
| 86 |
73.314 |
10.101 |
| 87 |
72.637 |
10.007 |
| 88 |
71.978 |
9.917 |
| 89 |
71.336 |
9.828 |
| 90 |
70.711 |
9.742 |
|
