Diversion work on the D600 intercommunal collector at the Verrières-Le-Buisson golf course: Unit 2 Installation of networks upstream of the Bièvre valley track
Lot 1: passage by microtunnel boring machine under the golf course and the golf course car parkpassage in microtunnel boring under the golf course and the golf car park
Lot 2: Laying of open trench networksLaying of networks in open trenches
Lot 3: Rehabilitation of networks by liningRehabilitation of networks by lining