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Established in 1955 in Dunaújváros Produce 60.000 m3 of concrete per year.

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Presentation on theme: "Established in 1955 in Dunaújváros Produce 60.000 m3 of concrete per year."— Presentation transcript:

1 Established in 1955 in Dunaújváros Produce 60.000 m3 of concrete per year

2 FERROBETON is the member of the CRH Group and the middle-east european center of CRH Structural

3 Ferrobeton Zrt. ’s fields of action Design: Construction plan, shopdrawings, 3D modelling, statical calculations Production: Structural products, railway elements, housing, road elements, electric poles Transport: By road or railways Installation:

4 -Possible to use higher quality of materials like C60/75 or higher -Controlled and monitored production, consistant quality -Independent from weather conditions -More precise production of reinforcement and concrete shape -Can be pre-scheduled for weeks, flexible in ordering Basic about prefabricating concrete Advantages Disdvantages -Sometimes difficult to transport to site -Shape is often limited by the formwork capacity -Creating load-bearing joints are complicated and expensive -Unit cost is higher Summary and worth to use Recommended to use in complex structures where lots of same elements are repeated Recommended to use to reduce in-situ concrete needs of large projects Recommended to use to decrease construction time

5 Main projects of and their specifications HANKOOK TYRE Factory 2006-2013 3 phases of 300.000 m2 total production area Normal frame structure, one and 3 storey GREEN HOUSE Building 2011-2012 3+7 storey office building with 18.000 m2 for offices Combination of columns, beams and hollowcore GROUPAMA Football Stadium 2013 Stadium for more than 22.000 visitors Combination of precast, monolitic and steel

6 HANKOOK TYRE Factory, Rácalmás 1 st phase: year 2006-2007 -Production area: 100.000 m2 -Volume of precast structure: 7540 m3 -Max. span of concrete beam: 26 m -Part of the roof structure is steel 2 nd phase: year 2009-2010 -Production area: 70.000 m2 -Volume of precast structure: 5955 m3 -Max. span of concrete beam: 32 m -No steel roof structure anymore 3 rd phase: year 2013-2014 -Production area: 100.000 m2 -Volume of precast structure: 11385 m3 -Max. span of concrete beam: 38,4 m -No steel roof structure anymore

7 HANKOOK TYRE Factory, Rácalmás Structural description: -Foundation is solved with piling and in-situ base blocks -Column fixation is by precast rounded or doubled sockets being concreted into the monolitic base blocks -Vertical bearing and stability by retangular columns with the size of 50x50cm, longest column is 18,0m -Horizontal bearing by prestressed longitudinal I shaped main beams and crossing secondary beams with T and I sections, longest beam is 38,40m -Main groundfloor support is solved by TT floor panels above tunnels (calculated live load is 4 tons/m2) The frame structure Specification: the longest beam on roof has a span of 38,40 meters

8 Special multi-storey structural solution with precast elements Structural description: -3-storey building with the need of bearing 3 tons/m2 load -Column fixation is by precast rounded or doubled sockets being concreted into the monolitic base blocks -Vertical bearing by retangular columns with the size of 60x60cm, longest column here is 21,0m (in one piece) -Horizontal bearing by beam grid in two direction, with upside-down T shaped prestressed main beams and retangular secondary beams, longest beam is 12,0m -20cm floor plate is made with prestressed filigran panels with the thickness of 8cm and 12cm upper screed, max. span is 3,5m with no support Specification: the highest column produced in one piece is 25,2 meters long

9 More construction pictures

10 GREEN HOUSE Office building, Budapest Conditions to be known: -The erection time was scheduled to winter time -The construction site was narrow, the location is in the middle of the Capital -Only tower cranes were possible to use -3 weeks was given to complete a floor -The span were between 4,50 and 13,2m -Only a few bracing cores were possible -There are 3 levels for parking in the cellar as monolitic -There are 7 levels up for offices done as precast SPECIFICATIONS: -7 levels of precast flooring -Octagonal shaped columns -Delta-beam for floor support -No column in one corner Story: In Hungary almost all the office buildings are usually built with monolitic concrete structure sometimes combined with masonry. SKANSKA, a nord-european company insisted on that the structure has to be made by precast concrete elements to help FERROBETON completing this project.

11 GREEN HOUSE Office building, Budapest - Usual sizes are 40/50 and 60/60cm - Most columns are 2-level high - All fixation is screwed by shoes - Beams are supported by consoles - Lightning protection is built-in - Beam ends are fixed with bolts - Some columns needed as circular - These were made as octagonal - Small, one level columns are 30/30 - Weights were limited according to the capacity of tower cranes Columns

12 GREEN HOUSE Office building, Budapest - Side beams are retangular or L- shaped concrete beams - Inner floor beams are Delta-beams - Beams are supported by consoles - Beam ends are fixed with bolts - Weights were limited according to the capacity of tower cranes Floor beams

13 GREEN HOUSE Office building, Budapest - Long elements are FF 320 type - Short elements are FF 200 type - At bracing cores we used filigran floor plates - Floor elements are collaborating with 8cm of in-situ screed - Weights were limited according to the capacity of tower cranes Floor beams

14 GREEN HOUSE Office building, Budapest More construction pictures


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