This project was define to supply 10th and 11th Olefin complexes' feed, ethane for refineries zones 4,5,9,and 10 with an output for phases 15,16,17,18,19 and 20. Project consists of 7500m underground 32" pipeline out of field, and related civil, mechanical and cathodic protection operations with 2400m above ground 36" pipeline and 2000m on ground 32” pipeline installed on steel structures inside the complex field plus all electricity and precision tools installation.