Patent ID: 7793891
Filing Date: 2010-09-14
Classification: E01B

Abstract:
1. A railway crossing, comprising: eight acute angle castings, each formed at an acute angle; eight obtuse angle castings, each formed at an obtuse angle that is complementary to the acute angle; the acute and obtuse angle castings being configured in four corner groups, with each corner group comprising two of the acute angle castings and two of the obtuse angle castings, such that said two of the acute angle castings are opposed and said two of the obtuse angle castings are opposed in respective ones of the four corner groups to define two flangeways located between adjacent ones of the acute and obtuse angle castings in each corner group; and four center castings, each of which is located between an adjacent pair of the four corner groups to separate the four corner groups in respective rail directions, and the four center castings share identical dimensions regardless of a crossing angle of the railway crossing.