Automated production and accurate assembly: Challenging bridge project for OSW

Figure: Franz Bracht

The Straßen.NRW Sauerland-Hochstift regional authority contracted the replacement of the Margaretensee bridge in Lippstadt

Figure: Franz Bracht

The Margaretensee bridge is used by about 18,000 vehicles per day; it no longer met current requirements

Figure: Franz Bracht

Figure: OSW

OSW Spannbeton GmbH, based in Nidda, produced 30 prestressed concrete bridge girders for the project

Figure: OSW

The longest bridge girder measured almost 40 m

Figure: OSW

Transporting the massive bridge girders: The loaded truck and trailer combinations weighed between 120 and 135 tons

Figure: OSW

Figure: BFT International

OSW installed the 30 prestressed concrete bridge girders in January

Figure: BFT International

Matthias Schäfer, OSW Project Manager, and Oliver Rühr, OSW Managing Director, show the construction site to Silvio Schade, BFT Editor-in-Chief

Figure: BFT International

Bridge girders were installed using an 800-ton crawler crane. It took 50 truckloads to set up the crane

Figure: BFT International

Karla Knitter (Deputy Editor-in-Chief BFT International) interviews Oliver Rühr (Managing Director OSW). You can watch the video here: https://www.youtube.com/watch?
v=95ZV0E2c2iw

Figure: BFT International

Oberhessisches Spannbetonwerk GmbH (OSW) manufactured and assembled 30 prestressed concrete bridge girders up to 40 m in length and weighing almost 100 tons for the replacement of the Margaretensee bridge on the B55 federal road in Lippstadt. On-time delivery and accurate assembly of the prefabricated elements placed high demands on logistics and machinery.

OSW Spannbeton: Superior-quality structural precast components

OSW Spannbeton GmbH, based in Nidda, is a long-established manufacturer of precast prestressed concrete components with many years of experience in bridge construction, building...