Primary Study On The Cp I Plane Repetition Of Cheng-Yu Passenger Special Railway

The paper presents the first-class control network (CP I) for construction, the principle and method of plane repetition by linking with the practice of Cheng-Yu Passenger Special Railway Bid CYSG-4 Section. In order to guarantee the precision of Plane Repetition and the quality of the project, the collected data set have been adjusted. This study can be a reference for the similar projects. (C) 2011 Published by Elsevier Ltd. Selection and/or peer-review under responsibility of [CEIS 2011]