West Franklin and Elgin B Platforms

Owner: TOTAL
Client: ROSETTI MARINO
Country: North Sea - British Sector
Period: 2011- 2013
TECON SOW: Detail design of n° 2 topsides + bridge
Work description
  • West Franklin and Elgin B platforms are installed in a water depth of about 90.0 m.
    The bridge connects Elgin B platform to Elgin A platform. It is a tubular frame steel structure 96.0m long with a triangular section of 5.0m x 5.0m (W x H).
  • The West Franklin Topside is a four leg steel frame structure arranged in a 22.5m x 22.5m square array with n. 4 longitudinal trusses connected by n. 4 transverse trusses.
  • The Topside comprises 3 main decks plus an ESDV Deck with the main dimensions of 35.5 m x 35.9 m. The helideck completes the Deck layout.
  • The decks house the wells (12 slots), the process facilities, the utilities (methanol and wash water), the HIPS and cold vent, an accommodation facility (TR), a Local Equipment Room (LER), a lifeboat and a platform crane.
  • The Elgin B Topsides has a layout similar to West Franklin with the main dimensions of 30.0 m x 30.0 m.
  • The decks will house the wells (9 slots), the process facilities, the utilities (liquid hold-up system and wash water), a technical building, a lifeboat, the sliding end of ELA-ELB bridge and a platform crane.
Tecon services
  • Basic and detailed design of the two platform topsides and connecting bridge
  • Specifications for execution of works.