Maximum interval between patrols | ||
Class location of line | At highway and railroad crossings | At all other places |
1, 2 | 71/2 months; but at least twice each calendar year | 15 months; but at least once each calendar year. |
3 | 41/2 months; but at least four times each calendar year | 71/2 months; but at least twice each calendar year. |
4 | 41/2 months; but at least four times each calendar year | 41/2 months; but at least four times each calendar year. |
49 C.F.R. §192.705