-Routing operations volume: 6,500,000 cubic meters

Transmission Line of 24-inch Ethylene in Western iran

Client Name: Petrochemical Industries Company
 Project Start Date: May 9, 2005
 Route Type: 65% rocky
 Line Length: 176 km

-Routing operations volume: 3,000,000 cubic meters

Construction of 12-inch Alumot Pipeline
Client Name: Iran Gas Engineering and Development Company
 Project Start Date: December 1, 2011
 Project Delivery Date: March 18, 2014
Route Type: 90% rocky 
 Line Length: 49 km

-Routing operations volume: 2,000,000 cubic meters

20-inch Gas Transmission Line in Saqqez-Baneh

Client Name: National Iranian Gas Company
 Project Start Date: December 21, 1999
 Project Delivery Date: June 5, 2003
Route Type: 70% rocky
 Line Length: 56 km

-Routing operations volume: 1,200,000 cubic meters

Completion of 26-inch Loop Tang-e-Fanni-Arak Pipeline

Client Name: Iranian Oil Pipeline and Telecommunications Company
 Project Start Date: December 27, 2005
 Project Delivery Date: October 2, 2013
Route Type: 60% rocky
 Line Length: 73 km

-Routing operations volume: 1,000,000 cubic meters

Construction of 48-inch Tehran Gas Transmission Line

Client Name: Iran Gas Engineering and Development Company
 Project Start Date: April 20, 2007
 Project Delivery Date: October 18, 2009
 Route Type: 50% rocky
 Line Length: 72 km

24-inch Gas Transmission Line in North Ahvaz

Client Name: National Iranian Gas Company
 Project Start Date: June 22, 2004
 Project Delivery Date: July 16, 2006
Route Type: 10% rocky
 Line Length: 110 km
 During the implementation of the project, two crossings of the Shatitah and Kargar rivers were done by HDD method.

10-inch gas-liquid pipeline, Kangan - Bandar-e Taheri

Client Name: National Iranian Gas Company
 Project Start Date: May 6, 2004 (1383/05/06)
 Project Completion Date: April 27, 2007 (1386/04/27)
 Route Type: 60% rocky terrain
 Length of pipeline: 40 kilometers

Gas Transmission Pipeline Route, Dogholan - Bijar

Client Name: National Iranian Gas Company
 Project Start Date: November 16, 1996 (1375/08/25)
 Project Completion Date: August 11, 1999 (1377/08/20)
 Route Type: 50% rocky terrain
 Length of pipeline: 65 kilometers

-Excavation volume for the route construction: 500,000 cubic meters

Gas Transmission Pipeline, Boukan - Saqqez

Client Name: National Iranian Gas Company
 Project Start Date: November 6, 1999 (1378/08/15)
 Project Completion Date: January 22, 2004 (1382/02/02)
 Route Type: 70% rocky terrain
 Length of pipeline: 26 kilometers

-Excavation volume for the route construction: 300,000 cubic meters

12-inch gas pipeline, Kashan Belt

Client Name: National Iranian Gas Company
 Project Start Date: June 14, 1986 (1365/03/24)
 Project Completion Date: November 8, 1989 (1367/11/17)
 Route Type: 10% rocky terrain
 Length of pipeline: 27 kilometers

Excavation volume for the route construction: 50,000 cubic meters

Installation of 10-inch Steel Feeder Pipeline from Ganaveh with Service Road

 Client Name: Bushehr Gas Company
 Project Start Date: January 15, 2009 (1387/10/25)
 Project Completion Date: October 2, 2013 (1391/10/10)
 Route Type: Soil terrain
 Length of pipeline: 20 kilometers