A19 motorway – Reinforcement work on the A19PH316/98.3 nozzle by reinforced concrete lining.

The reinforcement work on the A19PH316/98.3 nozzle includes:

- The implementation of the reinforcement of the reinforced concrete radiator poured in place,

- The implementation of the reinforcement of the shotcrete vault

- The management of the watercourse during the reinforcement works (cofferdams, pumping and site management works in the watercourse),

- The reprofiling of the watercourse on the construction site,

- The creation of facilities for wildlife (bench and ramp in riprap)

- The creation of related facilities for the operation of the works.

The nature of the work concerns medium to high technicality structures.