Subsea 7 S.A. (Oslo BÃ¸rs:SUBC) said Thursday that they have been awarded an $800 million subsea, umbilical, riser and flowline (SURF) contract from Total E&amp;P Norge AS for the development of the Martin Linge gas field, located 180 km west of Bergen in the North Sea. “This project is the largest SURF contract ever awarded …