B 28, new building between Rottenburg and Tübingen, construction phase 2, road construction node Rottenburg Ost and upgrading Neckar bridge.

Road construction:

- Ground movements approx. 78,000.0 m 3 .

- Milling work approx. 6,000.0 m 2 .

- Frost protection layers approx. 7 000.0 m 3 .

- Combined frost protection / base layers approx. 1,500.0 m 3 .

- Gravel base courses approx. 23,000.0 m 2 .

- Bituminous base layers approx. 14,000.0 m 2 .

- Bituminous binder layers approx. 14,000.0 m 2 .

- Bituminous cover layers approx. 14,000.0 m 2 ,

Bridge construction:

- Static system: 3-field continuous beam,

- Superstructure cross-sectional shape: 2-wall slab,

- span: 18 - 29-18 m,

- total length of the bridge: 65.0 m,

- construction height: 1.0-1.5 m,

- width between the railings: 15.25 m,

- excavation pit excavation approx. 200.0 m 3 .

- Concrete work approx. 180.0 m 3 .

- reinforcing steel approx. 200.0 t,

- prestressing steel approx.2.0 t,

- steel railings approx. 160.0 m,

- Bridge sealing approx.1,200.0 m 2 ,