Night mode
Ampandehano ny kaontinao MAIMAIMPOANA!

Ny tranomboky ny sarimihetsika sy horonan-tsary ihany dia azonay alefa fotsiny na alefa avy amin'ny mpikambana fotsiny

Manohy mijery MAIMAIMPOANA ➞

Maharitra 1 minitra vao misoratra anarana vao afaka mankafy titre sarimihetsika sy fahitalavitra tsy voafetra.

00:00:00 / 00:1:00

A86 : Le Défi d'un tunnel à double étage 2023 Fandraisana maimaim-poana maimaim-poana

A86 : Le Défi d'un tunnel à double étage 2023 Fandraisana maimaim-poana maimaim-poana

The Duplex A86 is a 10 kilometer underground highway buried more than 90 meters deep. This concrete tube, measuring the equivalent of more than 30 lying Eiffel towers, is the longest tunnel in France. The result of a succession of technical prowess born from the imagination of visionary engineers, the Duplex A86 allows you to cross all of western Paris in a few minutes.

Alefaso sarimihetsika sy fandaharana amin'ny fahitalavitra an'arivony maimaim-poana.