China News Service, Jakarta, December 30 (Reporter Lin Yongchuan) On the 29th, with the successful laying of the first CRTS III ballastless track slab on the No. 2 Extra Large Bridge, the construction of the Jakarta-Bandung high-speed rail project in Indonesia has entered the stage of laying the ballastless track.
The main line of the Jakarta-Bandung high-speed railway in Indonesia is 142.3 kilometers long, of which 83.5 kilometers of ballastless track, adopts CRTSIII-type slab ballastless track system independently developed by China.
The Jakarta-Bandung high-speed rail is the first use of this independent intellectual property technology in an overseas project.
The picture shows the site of the first shop ceremony.
Photo by Tao Yuanyu
According to the person in charge of the ballastless track laying project, the laying of the ballastless track in the bridge section can only be carried out after the box girder erection is completed, the settlement evaluation and acceptance of the offline project are qualified, and the CPIII control network measurement and evaluation are completed.
The picture shows the site of the first shop ceremony.
Photo by Tao Yuanyu
After the erection of the box girder of the No. 2 super large bridge of the Yawan High-speed Railway, the track laying construction party established a ballastless track paving working group, which fully prepared for the technical plan, material and equipment guarantee, and labor supply, and successively completed the "CRTS III plate type Implementation of Ballastless Track Construction Organization Design", first project implementation plan, work instruction preparation approval, offline engineering settlement and deformation evaluation, offline engineering evaluation and acceptance, CPⅢ control network measurement and evaluation, offline engineering process data transfer, etc. In the pre-work, we did a good job of on-site preparations such as special training on ballastless track construction, track slab laying equipment and concrete supply, and carried out several offline slab tests, so that the construction, equipment, equipment, and personnel of each process were closely connected. Ensure the smooth progress of the laying of ballastless tracks.
The picture shows the construction site of the ballastless track laying.
Photo by Tao Yuanyu
The Jakarta-Bandung High-speed Railway is a landmark project of the “Belt and Road” jointly built by China and Indonesia, as well as a national strategic project in Indonesia.
After the completion and opening to traffic, the travel time from Jakarta to Bandung will be shortened from the current three hours to 40 minutes.
(Finish)