Donges SteelTec GmbH - Motorway bridge Schwarzatal A 71

Motorway bridge Schwarzatal A 71
9-span-steel composite deck bridge

Construction project:

Schwarzatal motorway bridge

Owner:

Federal Republic of Germany. Bundesstraßenverwaltung. Represented by the Free State of Thüringen, represented in turn by DEGES

Description of works:

The steel composite superstructure was designed as a single-compartment steel trapezoidal box girder with external strut frame and reinforced concrete roadway deck slab. The steel construction was erected in by incremental launching.
The reinforced concrete deck slab was fabricated with the aid of mobile formwork carriages.

Deliveries/works:

Donges fabricated, delivered and erected the complete steel structure, including corrosion protection.

Specifications:

9-span steel composite deck bridge in spiral and sag curve location.
Bridge length:	675 m
Span lengths:	55 - 75 - 80 - 3 x 85 - 75 - 65 - 60 m
Bridge width:	28.5 m
Bridge class:	SLW 60/30, MLC 50/50-100
Steel S355:	4,400 t

Client:

DEGES

Year of constr.:

2000/2001

Motorway bridge Schwarzatal A 71 9-span-steel composite deck bridge

Construction project:

Owner:

Description of works:

Deliveries/works:

Motorway bridge Schwarzatal A 71
9-span-steel composite deck bridge