Zobrazeno 1 - 3
of 3
pro vyhledávání: '"Rony Souza dos Santos"'
Autor:
Rony Souza dos Santos, Rogério Pinto Ribeiro, Antenor Braga Paraguassú, Gustavo de Castro Xavier
Publikováno v:
Transportes, Vol 29, Iss 2 (2021)
The objective of this study was to evaluate, comparatively, the evolution of this degradation of three rock types, two granitoids and a microgabbro which, eventually, could be used as ballast, due to the proximity of the quarries to the design route
Externí odkaz:
https://doaj.org/article/c04b70e0af604837beb0cab392567f02
Autor:
Gustavo de Castro Xavier, Rogério Pinto Ribeiro, Rony Souza dos Santos, Antenor Braga Paraguassú
Publikováno v:
Transportes, Vol 29, Iss 2 (2021)
The objective of this study was to evaluate, comparatively, the evolution of this degradation of three rock types, two granitoids and a microgabbro which, eventually, could be used as ballast, due to the proximity of the quarries to the design route
Autor:
Rogério Pinto Ribeiro, Rony Souza dos Santos, Mauro Luiz Pereira, Cassio Eduardo Lima de Paiva
Publikováno v:
Road and Rail Infrastructure V.
Most railways constructed today in Brazil and across the world are built on a ballast layer, which is usually comprised of granular materials of rocky origin. Ballast is a very important element in the absorption of vertical stresses caused by train