HIGHWAY GRADE CROSSING
Width of Crossing. Crossing widths shall be 4 feet wider on each
side than adjacent roadway surface measured at right angles to the highway or
as prescribed by local law.
Profile of Crossings. The surface of the highway shall be in the
same plane as the top of the rails for a distance of 2 feet outside of the
rails. The top of the rail plane shall be connected with the gradeline of the
highway, each way, by vertical curves which satisfy highway requirements for
riding conditions and sight distances.
Materials for Crossing. Materials used are as follows: See AREA
Manual, Chapter 9, Part 1, Guidelines for the Construction or Reconstruction
of Highway - Railway Crossings.
Heavily Traveled Roads. Prefabricated rubber, precast concrete,
prefabricated treated timber, or sectional treated timber shall be used.
Welded rails should be used through the crossing.
Treated wood plank or bituminous pavement
Lightly Traveled Roads.
shall be used.
Sign, Signals, Automatic Crossing Gates, and Floodlighting. See
U.S. Department of Transportation, Federal Highway Administration, D6.1 Manual
on Uniform Traffic Control Devices, Part VIII, "Grade Crossings".