B404/A21 BW 36 Ersatzneubau, B404(A21)/A1 Bw 36 Ersatzneubau

Abbruch vorh. Bw 36 and construction of a new replacement building. Tender design as a 2-span depot (span 2 x 38 m) with steel composite superstructure (2 x 8 precast steel composite elements with in-situ concrete supplement), flat-founded box abutments + flat-founded pair of pillars in the median strip.

For maintenance of traffic A21/B404 construction bypass with temporary bridge over the A1. Roadway width temporary bridge 7.50 m, use of temporary modular bridge system.

Ca. Hauptmassen:

13000 m3 excavation pit manufactured.

4500 m3 Baugrundersatz einb.

6800 m3 Bw-Hinterfüllung einb.

800 m2 excavation pit shoring herst.

1650 m3 reinforced concrete produced

325 t reinforcing steel

385 t steel structure manuf.+mont.

Coating 2300 m2 of steel structure

1410 m3 of reinforced and prestressed concrete

69 m long temporary bridge manufactured+14 months underground+demont.

600 m2 girder screed wall for makeshift WL manst.+fig.

20 t taping+anchoring. f. Behelfs-WL herst.+ausb.

8300 m3 bypass dam manuf.+rückb.

1700 m2 road superstructure bypass manst.+rückb.