A 14km high pressure gas pipeline needed to be laid through the northern part of Calais.
A 14km high pressure gas pipeline needed to be laid through the northern part of Calais.
1 PagesExtensivesitetestswerecarriedout,whichdeterminedthreeanchorsizeswereneededtoachievetherequiredload of 75kN. At calculated distances, anchors were installed either side of the 1m Ø pipeline, proof loaded and connected together using a specifically engineered tensioning system. Finally, the excavated soil was backfilled concealingallevidenceofthepipeline. A14kmhighpressuregaspipelineneededtobelaidthroughthenorthernpartofCalais.Highwaterlevelsmeant that buoyancy control measures were required to hold the pipeline in position. Conventional methods were consideredtooexpensivesoanalternativesolution,withminimalenvironmentalimpact,wasrequired. Solution Gaz De France - Calais, France CASE STUDY Project Specification Anchor System: B4TB, B6TB & B8TB aluminium bronze anchors c/w 5m & 8m of high stre
