Valley Bridge Grosse Mühl

Road bridge

Volume:

Predesign, final design, structural calculation and final
planning documents for free cantilevering of the arch using
auxiliary stay cables

Design period:

1989 - 1991

Location:

Federal highway B127 near Neufelden, Upper Austria

Country:

Austria

Owner:

Amt der OÖ Landesregierung

Spans:

Superstructure: 11,70 + 15 ´ 19,50 + 11,70m
Arch: 170m

Total span:

315,90m

Total width:

16,50m

Alignment:

Straight superstructure and arch

Superstructure:

Reinforced concrete T-beam cross section with two webs

Arch:

Reinforced concrete hollow box with 3 cells, constant cross section except a strengthened segment near the springs.

Foundation:

Spread foundation

Construction:

Arch: in free cantilever method using ausciliary tie back cables
Superstructure: cast in situ span by span.

Special features:

Slender, transparent view fitting the deep V-shaped valley in the best way.

Publication:

Report at the German Concrete Day 1991