As usual, a lot and everything at the same time. With roughly 700 projects per year things never get boring: Structures are put into operation, construction projects introduced or design competition entries presented. Take a look behind the scenes.

Messe Dresden

33rd Dresden Bridge Building Symposium

From 13 to 14 March 2024, GRASSL participated once again in the 33rd Dresden Bridge Building Symposium at the Technische Universität Dresden. A big thank you to the organising team for preparing and executing these events to perfection each year!...

Hohenzollern Bridge in Cologne

A new Rhine River crossing

The Cologne cityscape is dominated by the cathedral, with the historic Hohenzollern Bridge in the foreground. The proposal for an arch bridge that GRASSL submitted together with the architecture firm PPL won over the City of Cologne in the...

Widening of the B173 at Michelau

Construction progress

As part of the widening of the B173 at Michelau to four lanes, a new, approximately 160 m long prestressed hollow girder bridge (BW 5-2) will be built. With span lengths of up to 70 m, the three-span bridge will pass over the B173...

24th bridge construction symposium in Leipzig

Replacement of the bridge over the Main River at Horhausen

On 20 February 2024, our authorised company representative, Dominic Reyer, held a presentation about the replacement of the bridge over the Main River at Horhausen at the bridge construction symposium in Leipzig, one of the leading events for civil engineers..

A1 Leverkusen opened to traffic

A milestone has been reached: the first structure is complete!

The long-awaited relief for commuters and lorries in the Cologne region has finally become a reality. Lorries can once again travel on the A1 over the Rhine River, which had not been possible since September 2016. Yesterday, 4 February 2024, at 1.40pm...

Ernst & Sohn Ingenieurbaupreis

Martin Grassl as member of the jury

On 11 January 2024, Martin Grassl, our managing partner, had the privilege of acting as jury member for the renowned Ernst & Sohn Ingenieurbaupreis to select this year’s award recipients...


Hans Grassl Award 2023

Award ceremony at Technische Universität Braunschweig

To win the 11th Hans Grassl Award, in the winter of 2022/2023 the civil engineering master’s students of the Technische Universität Braunschweig specialising in steel construction were given approximately six weeks to design a bridge...

Faster from Karlsruhe to Basel

Progress is being made in the upgrade of the DB railway line

On Monday, 16 October 2023, at 6 a.m., route 4405 was able to be opened again for rail transport after several days of track closure. During the track closure, the entire superstructure of the old bridge had to be demolished, the steel construction of a...

Widening of the A8 motorway

Construction progress at Pforzheim (Enztalquerung)

The widening of the A8 motorway segment at Pforzheim (Enztalquerung) is underway. The Enztalquerung is one of the two remaining motorway segments in Baden-Württemberg still to be widened to six lanes. To remove this traffic...

Sod cutting ceremony

B1 cross-town link in Brandenburg

On 16 October 2023, the first sod was cut for the B1 cross-town link in Brandenburg an der Havel. In their speeches, Dr Ina Bartmann (Chairwoman of the Board of Landesbetrieb Straßenwesen Brandenburg), Guido Beermann (Minister for Infrastructure and State Planning...

International award

Award of merit for the Okavango River Bridge

The Okavango River Bridge in Botswana is one of the projects that have gained an award of merit by the International Federation of Consulting Engineers (FIDIC). The Okavango River flows into an inland delta...

Superstructure connected in Leverkusen

Construction of the bridge over the Rhine River continues

On 5 September 2023, the last two segments of the northern superstructure of the Leverkusen Bridge over the Rhine River were installed, once more linking the two shores of the river.Together with all participants...