6-lane expansion of the A43, BA 3a, AK Herne - AS Recklinghausen - Herten. New construction of noise barriers. (BAB - km 32.950 - BAB - km 34.160).

- produce approx. 2 470 running meters of bored piles,

- prepare about 360 piles,

- Install approx. 2 213 m steel posts,

- approx. 265 m 3 Deliver and install base plate,

- dimension and deliver approx. 125 anchors,

- install approx. 170 t reinforcing steel,

- deliver and install approx. 474 covers for LSW,

- approx. 2 780 m 2 Deliver wall elements and install them in the route and on structures,

- Install approx. 8 service doors in LSW,

- Install approx. 980 m handrail on LSW on structures.