Post Tower
The Post Tower in Bonn is the headquarters of the German Post DHL Logistics Group (formerly German Post World Net ) and its combined businesses German Post and DHL. He is with 162.5 meters high the tallest German house outside of Frankfurt am Main and the elfthöchste in Germany at all.
Building details
The tower is located on the banks of the Rhine at the edge of the Rhine Park in the district of Gronau and thus in the center of the federal district. It has 41 top and 5 basement floors. The Tower was constructed in a modern steel and glass construction. In each floor are steel composite columns, which have a diameter of 760 and in any other projectile of 406 mm in the foyer. The base is in the form of two mutually offset by 7.4 meter circle segments.
Between the floors there are four so-called sky gardens, which are a large contact area between the two platforms building segments North and South Tower. The roof of the conference center consists of a single curved steel girder grid of hollow sections. This is supported by steel columns. The conference building is covered with stainless steel and glass panels. The roof arches on the north west side down and becomes the facade. On the other floors there are smaller connecting platforms. In the base of the Post Tower, which is below the earth, there are 1,000 parking spaces.
The roof area is a revolving about 12 meter high facade. The wind loads are absorbed by oval steel supports. Behind the facade there is a roof garden and a penthouse, take place in the meetings of the Post Executive Board. For fast passenger transport, there are 12 high-speed elevators and more. The elevator operator ( destination selection control system ) is characterized in that the desired destination floor is entered outside at one of several terminals. A heuristic optimization then returns the identification of the letters assigned to the elevator.
Applied white glass facade is two shells. Between the two shells is a 1.5 meter wide space. The facade allowing venting via control valves. The supporting structure for the façade consists of stainless steel profiles. It had to be laid 4500 km electrical cables. More modern concepts make the building more energy efficient. This includes a groundwater- based cooling system that discharges into a lake to scale, located towards the Rhine.
Glass is the preferred building material of the Bonner building and to the rebalancing of "openness" symbolize in the company's culture. Office walls, doors, partitions and floors are - as far as possible - in clear or frosted glass.
On the roof of a post-horn are attached ( to the southwest ) and a DHL logo ( to the northeast ).
History
The Post Tower was designed by the architects Murphy and Jahn (Chicago ), composed by Werner Sobek (Stuttgart).
The tower was built in just two and a half years, from 2000 to 2002, for approximately € 78 million. The German Post AG moved then its headquarters from the building of the former Ministry of Post in the building. Here, several sites were merged, of which promised the post optimization. Overall, the building was purchased by 2000 employees. The construction of this skyscraper was politically controversial in Bonn, the city council finally agreed with the majority to construction. In particular, from the ranks of the CDU and the Greens were against. The opponents of the draft attached importance to the existence of the Bonn city image in its silhouette no other high-rise building - the original should have place next only as a temporary imaginary " Langer Eugen ".
When Emporis Skyscraper Award of the Post Tower in 2002 ranked below 350 buildings nominated for second place.
Controversial was the exterior lighting of the building: The façade on several levels Farbwechselscheinwerfer the company Martin Professional and 1925 lamps with 3 high-voltage fluorescent tubes in the colors red, yellow and blue ( ges.5.775 pipes) LTW Light Technology works with 1,925 Dimmboxen the company Toni Maroni mounted. This allows the façade light up at night in alternating colors, so feel disturbed some neighbors. For a time, the Post Tower lit steadily in various colors (blue, red or yellow) without the now reactivated twinkling effects. At present, the main bird migration from March to May and from August to November, the lighting is switched to blue since 2008, limited to 22 to 1 clock clock and supplemented by moving bird silhouettes. At Christmas, a Christmas tree is displayed with candles with lights. Also on other occasions, the lighting is flexible: So, a cross was during the World Youth Day 2005, presented for the Football World Cup 2006 showed the Post Tower a football, International Beethoven Festival in 2006, a portrait of Ludwig van Beethoven, for the parliamentary elections in 2009, an election Cross, to animate to vote.
Works of art in front of the Post Tower
Front of the building in Bonn floodplain is since the beginning of March 2007, the group of sculptures women De Formation of Tina Schwichtenberg. On July 3, 2007 Mercurius was a bronze figure of St. Mark Liipertz revealed.
Others
- Once a year, on the day of the open door, there is the opportunity to visit parts of the building from the inside for visitors. It can be visited on the 30th floor especially the " Visitors floor ".
- The so-called " Stair Run" employees of the Post Group could by 2005 once a year to walk up to the 41st floor. The winner waved usually a cash prize.
- In the Post Tower Run & Family Day, which usually takes place in May, run Group employees and their families for a good cause. The gelaufenem kilometers donates German Post DHL Euro in favor of a non-profit organization. Start at the Post Tower, the adults can complete a distance of 5 or 10 km through the Bonn Rhine floodplain. The children run - depending on age - 400 or 800 meters.
- Fans of the TV evening series Forbidden Love is the Post Tower known ' Lahnstein Holding " as a seat of.
Interior view from the tower halves of the Post Tower
Observation deck on the boardroom (2003)
Way to garage spaces of the Post Tower.
Nightly illumination during the festive season
Aerial view (2010)
Perpendicular recording from the south
German machine brand since October 24, 2008