Tehran Metro Line 5 regional rail extension, Karaj to Hashtgerd on 22SEP14 (click photos to enlarge)

Adjacent to construction site, billboard for Sepasad Group managing the Tehran Metro Line 5 regional rail extension from Karaj to Hashtgerd. Sepasad Group has been identified by the U.S. Treasury Department as being associated with IRGC and subject to U.S. sanctions.
Far left: loader seen working elevated, level section of Tehran Metro Line 5 regional rail construction site. Photos appear to have been snapped in vehicle moving along Iran Road 32 (any correction appreciated).
Stacked concrete ties seen at Tehran Metro Line 5 regional rail construction site
Sections of situated concrete ties before stacked ties yet to be placed
Concrete formwork being placed by rough terrain wheel crane
Section of completed track, Tehran Metro Line 5 regional rail extension from Karaj to Hashtgerd
Tehran Metro Line 1 rapid transit rail extensionto Imam Khomeini International Airport (IKA / OIIE) on 15SEP14
(click photos to enlarge)
Far right: Tehran Metro Line 1 rapid transit rail extension to Imam Khomeini International Airport
What appears to be concrete ties laid into place along metro extension route. Photos appear to have been snapped in vehicle moving along Iran Freeway 7 aka "Persian Gulf Highway" (any correction appreciated).
Surveyor, dup trucks and loader seen at Tehran Metro Line 1 extension construction site
Photos: vatse on Flickr