A 3 Nürnberg-Passau, 6-lane expansion from AK Regensburg to AS Rosenhof Noise barriers Gärtnersiedlung.

Scope of services:

Noise protection wall areas: 3 units (BA 1-3 and BA 4 + 5)

Noise protection wall sections: 5 pieces

Single wall lengths: BA 1: 216 m, BA 2: 298 m, BA 3: 228 m, BA 4: 260 m, BA 5: 72 m

Total length: 1 074 m

Execution: BA 1 + 2: highly absorbent on both sides, BA 3, 4 + 5: Highly absorptive on the motorway side / Reflective on the adjoining side

Wall surface noise barriers: BA 1: 2 020 m 2 , BA 2: 2 831 m 2 , BA 3: 725 m 2 , BA 4: 800 m 2 , BA 5: 230 m 2

Founding: Foundations of steel foundations, bored pile foundations, fixings on torsion beams

Demolition services: dismantling of existing wall (LS wall made of reinforced concrete on individual foundations with absorber elements on the motorway side)

The services essentially include:

- 3 200 m 3 topsoil removal,

- 2 100 m 3 Oberbodenandeckung,

- 9 400 m 3 Erdabtrag,

- 6 970 m 3 Erdauftrag,

- 770 m 3 Basement excavation,

- 3 370 m 3 Crushed stone base,

- 1 400 m 3 Frost protection layer,

- 584 m pile foundations,

- 829 m bored piles,

- 6 pcs. Anchorages on concrete,

- 700 m 2 Wall base elements made of concrete,

- 5 230 m 2 Wall elements made of concrete,

- 5 260 m 2 Sound absorbing wallcovering made of wood,

- 3 680 m 2 Sound absorbing aerated concrete shell,

- 995 m 2 LS elements made of acrylic glass,

- 1 300 m 2 Demolition existing wall.