The importance of fluid confinement pressures

The importance of fluid confinement pressures

Urban microtunnel projects must ensure that works have minimal impact on both the environment and nearby infrastructure. The importance of determining the fluid injection pressures the ground can withstand is increasingly being recognised by both project owners and...
Pre-tender site visits : the G2 DCE mission

Pre-tender site visits : the G2 DCE mission

Great to have accompanied RTE recently on pre-tender site visits in Le Coudray and Romainville. Indeed, visiting a site with the project owner and potential drilling / tunnelling contractors often significantly increases the quality of submissions. OPTIMUM’s...
Happy anniversary !

Happy anniversary !

Just days after its 4-year anniversary, OPTIMUM celebrates the completion of its 500th trenchless project this week, having designed and supervised over 75 000 linear metres of drilling/tunnelling, including 10 km of microtunnel, 20 km of landfalls and 50 crossings...
Trenchless technology and data centres

Trenchless technology and data centres

Massive investment in cloud technology and the resulting boom in data centres throughout Europe continues to increase the need for underground power supply and data transmission networks. Installation using trenchless techniques in these situations is not only...
Milestones

Milestones

Since its creation, OPTIMUM has worked on 4 continents, designed over 350 trenchless projects and successfully accompanied 70 trenchless jobsites. Drawing on their recognised field experience, OPTIMUM engineers continue to provide invaluable support to customers, from...