Infrastructure operations for the forth segment of Ilam-West EslamAbad has the length of approximately 17 kilometers. This project is located in Kermanshah province and includes the following operations:

1-Earth work operations that includes all necessary steps for completing the railway’s infrastructure

2-Constructing Sarmast station located in Govavar area with the length of 1200 meters

3-Constructing two special bridges with the length of 20 and 30 meters respectively

4-Constructing an overpass bridge on the communication path from Sarmast to Chikan

5-Constructing crossing structures from the gas pipeline

6-Construction of tunnel no.1 with the length of 400 meters and executive operations of input and output portals with the overall length of 180 meters

7-Construction of tunnel no.2 with the length of 1280 meters and executive operations of input and output portals with the overall length of 390 meters

8-Culvert construction with two craters that each are 5 meters’ long

9-Construction of tunnel no.3 with the length of 2220 meters and executive operations of input and output portals with the overall length of 540 meters

Major volumes of the project operations are as follows: