Patent Number: 8,720,792

Title: Ballast retaining structure, tool jig, and bedded track

Abstract: A ballast retaining structure according to the present invention is a ballast retaining structure in which ballast laid on the roadbed is tamped to thereby retain a track bed extended in an extending direction of the roadbed from a transverse direction thereof, and includes a layered body formed by a plurality of bag-like objects, each being formed in a bag shape and containing the ballast, which are stacked from a toe of slope to a top of slope of the track bed such that each of the bag-like objects is tilted to decline from an outer end portion to an inner end portion thereof.

Inventors: Kobayashi; Mikihito (Nagoya, JP), Seki; Masaki (Nagoya, JP), Watanabe; Yasuhito (Nagoya, JP), Muramatsu; Hironari (Nagoya, JP), Koseki; Junichi (Nagoya, JP)

Assignee: Central Japan Railway Company

International Classification: E01B 1/00 (20060101)

Expiration Date: 5/13/12018