木的构筑物合集de观光塔http

1、Birk und Heilmeyer Architekten：木制观景塔斯图加特的建筑事务所Birk und Heilmeyer Architekten 在德国的 Hemer 完成了一座木制观景塔，矗立一片美丽的树林中间。这座观景塔有 23.5 米高，240 根木条按螺旋形覆盖整个外表， 5 层塔心从下往上逐渐变大，木材则逐渐稀疏，每一层都会有不同的空间体验。项目名称：Jbergtower Hemer Landmark建筑：Birk und Heilmeyer Architekten结构：Knippers Helbig Advanced Engineering摄影：Christian Rich

2、ters/VIEW相册介绍 Birk und Heilmeyer Architekten木构造 观景塔 建筑设计 Jbergtower HemerLandmarkStuttgart office Birk und Heilmeyer Architekten have completed this wooden observation tower inHemer, Germany.The Jbergtower Hemer Landmark has a hyperboloid structure comprising 240 straight timberbatons, criss-crossin

3、gwo directions around the tower.The batons thin out towards the top, affording different views as visitors rise through each of thefive observation levels to the top deck.The 23.5-metre tower has a footprof six metres, fanning out to nine meters at the top.Birk und Heilmeyer Architekten collaborated

4、 witproject.ippers Helbig Advanced Engineering for thePhotos are copyright Christian Richters/VIEWHeres some more information from the architects:Jbergtower Hemer Landmark of the regional garden and flower festival “LandesgartenschauHemer 2010”, North Rhine-Westphalia, GermanyWi23.5 m high look-out

5、tower, the “Landesgartenschau Hemer“ contributes a new landmarkupon the city. The tower, which has been completed after a planning and construction period of merely nine months, comprises a hyperboloid of straight timber members. In 2008, it won the second prize in a competition and has been designe

6、d, planned and completed by the workinggroup Birk und Heilmeyer Architekten BDA and Knippers Helbig Advanced Engineering,Stuttgart. It was offilly commised on 17 April, the day of the opening of the“Landesgartenschau”. The look-out tower has been donated by the foundation of theStadtsparkasse Hemer.

7、Click above for larger imageVisible from far away, the look-out tower Jberg is prominentlyitioned atof a longflight of stairs, marking the end poof the city and the transition to landsc. The upwardsexpanding shof the tower reacts immediay to the local circumstan; the forested hillJberg, the urban ce

8、ntre line and a 360-degrees view.The construction of the building is based on the principle of the hyperboloid, which had frequentlybeen used for steel constructions by the engineer Vladimir G. Suchov (1853 1939). It consists of240 straight timber members of Siberian larch (glued laminated timber) w

9、icross section of 8 x8 centimetres. A large-mesh structure has been designed by inclining two reverse planes of members, on which only the outer, delicate member system bears the loads. Additional verticalmembers, such as steel columns or a centre mast, were consistently omitted.Click above for larg

10、er imageThe simplified sic mof the tower resembles a clamped tube. Due to the horizontal windfor, theal appd load develops at the clamition. Steel needles anchor theconstruction up to 6 metres den the bedrock. Above the foundation, the rigidity of the tower isreduced gradually from the bottom to the

11、 ty decreasing the number of timber rods. Accordingto the diminishing loads, the mesh structure expands towards the top. The supportshe lowestplane consist of six individual rods, which are reduced to five he next level, then four, three, and finally two rods. This allows for an increasing panoramic

12、 view the higher you get to the observation deck. Each of the five landing platforms creates an individual atmosphere due to thediminishing rod system.Corresponding to the forest aisle, the foot of the tower has been kept slim with its dimenofaround 6 metres. Inside the structure, five flights of wi

13、nding steel stairs wiltogether 125 steps lead to the observation deck at a height of 23.5 metres. The observation deck, which has adiameter of 9 metres, offers a spectacular 360 degree view.Click above for larger imageCnt: Foundation of the Sparkasse Hemer Represented by Landesgartenschau Hemer 2010

14、 GmbHArchitecture: Birk und Heilmeyer Architekten BDA, Stuttgart Stephan Birk, Liza HeilmeyerStructural engineering: Knippers Helbig Advanced Engineering, Stuttgart New York ThorstenHelbig, Jnippers Diana DSouza, Fabian Friz, Adam Seidel (contributers)Planning period: 9 monthsConstruction period tower: 6ksClick above for larg