Any mismatch of rails at joints may not be more than that prescribed by the following table:
Table 1 to § 299.327
Track class | Any mismatch of rails at joints may not be more than the following: | |
On the tread of the rail ends (mm) | On the gauge side of the rail ends (mm) | |
H0 | 6 | 5 |
H1-H2 | 4 | 4 |
H3-H7 | 2 | 2 |
49 C.F.R. §299.327