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Bridge over the Rajčanka river
Kavecký, Jakub ; Svoboda, Adam (referee) ; Panáček, Josef (advisor)
The aim of the bachelor thesis was to design a bridge over the Rajčanka river. The bridge is single field with perpendicular crossing of the watercourse. Three variants were created, one of which was the subject of thesis. For a detailed dimensioning, a variant with prefabricated additional-prestressed beams coupled with a concrete slab was selected. The static´s models were created in software SCIA Engineer 19.1 and IDEA StatiCa. Internal forces and load combinations were compiled including time-dependent construction and rheological phenomena. The reports were processed by manual calculation, according with the Eurocode. Climatic influences, such as wind and snow, as well as braking force have been neglected.
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Bridge over the Moštěnka river
Kaut, Tomáš ; Čtvrtlík, Libor (referee) ; Panáček, Josef (advisor)
The content of the thesis is to solve the bridge over the Moštěnka river. It is a bridge with one field. 3 studies are designed, one of that was elaborated within the Framework of this thesis. Was selected option no. 2 concrete prefabricated T- beams with coupled concrete slab. The static´s models were created in SCIA Engineer 19.1 and IDEA StatiCa 10.1 and the reports were processed manuály, according to EC. The effects of wind, snow, acceleration and braking forces and slope of grade line have been neglected.
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Reconstruction of the cable suspended footbridge in Kroměříž
Liška, Jaroslav ; Kulhavý,, Tomáš (referee) ; Klusáček, Ladislav (advisor)
The Diploma thesis deals with the reconstruction design of a footbridge in the city of Kroměříž, Czech Republic. The footbridge would serve as safe transport for pedestrians over the Morava river. The main objective of the thesis is to conceive two or three reconstruction designs. The most suitable one will be opted for and elaborated in more detail. Eventually, strengthening of the bridge by means of additional prestressing using mono-strand post-tensioning systems is picked as the best solution of the planned reconstruction. The monostrand post-tensioning system is led under the deck, the cross section being outside. External cables are anchored in concrete blocks built around existing supports. Load-generated internal forces are calculated on a spatial bar model with non-linear first-order analysis. The calculation is executed using the finite element method in the midas Civil programme. The chosen reconstruction design is then assessed against load capacity limit states, and functionality. Also, the designed reconstruction is assed for dynamic effects. Results are compared with existing structure, and verified against the real-time tensometric measurement-obtained data. Dimensions, assessment of load-bearing structure, and structural details are all made according to valid Eurocodes.
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Bridge over the I/55 road and railway line
Gross, Tomáš ; Pachl, Radek (referee) ; Panáček, Josef (advisor)
The main aim of the diploma thesis is a design of two bridges on D1 highway (Říkovice – Přerov). Structural system of these two bridges is a seven spans continuous beam. The bridges span the rail track and road I/35. The structural system of these two bridges is identical. The preliminary design is processed in two options. The first one considers the use of post-tensioned pre-casted beams PETRA with cast-in place cross beams and composite bridge deck. The second draft considers the use of two slab-beam with the cross beams. Effects of loads were calculated in SCIA Engineer program. The build-up phases were assessed by TDA method. The assessment of the structure was made according to EC.
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Bridge over the Jihlava river
Hibš, Daniel ; Klusáček, Ladislav (referee) ; Panáček, Josef (advisor)
This bachelor thesis deals with the design of a new bridge construction over the Jihlava river in Luka nad Jihlavou. The bridge is located on the road III/4044 at stationing 0,033 km. The bridge evidence number is 4044-1. Three studies were worked out in this thesis. First variant of load-bearing structure projects prestressed beams with composite slab, the next variant suggests dual girder construction and the third variant is prestressed concrete slab. The first study was selected – the bridge made of post-tensioned prefabricated beams with composited reinforced concrete slab. The calculation was carried out in the SCIA Engineer program, and selected outputs were checked by manual calculation. In addition, the time dependent analysis with construction phases was performed.
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Bridge over a roundel
Gross, Tomáš ; Klusáček, Ladislav (referee) ; Panáček, Josef (advisor)
The bachelor thesis deals with design construction of two new bridges over the roundabout. Roundabout is part of exit 354 of the D1 motorway. Bridges is located at kilometer 278.786 on road I /11. Three studies were developed. Design of the first study is post-tensioned prefabricated I beams, which are composite reinforced concrete slab. Design of a second study is post-tensioned slab-beam. Design of a third study is post-tensioned doublebeam. For a more detailed assessment of the study was chosen No. 1 - post-tensioned prefabricated I beams, which are composite reinforced concrete slab. Calculating the effects of the load is solved in Scia Engineer. Construction phase was carried out using TDA - temporal analysis. Testimonials are partially controlled by manual calculation.
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Sugar storage tank
Kotík, Libor ; Musil, Jiří (referee) ; Zich, Miloš (advisor)
The matter of this thesis is static design and examination of prestressed storage tank to 50000 tons of sugar. Computational model of the steel roof structure is processed and its effect on the silos. Loads is provided of sugar. Optimal design is performed and assessment ultimate and serviceability limit state reinforced concrete and prestressing horizontal silo wall including local load. Next, it is performed the design of a reinforced concrete of the plane bed and column and assessment at the ultimate limit state. The thesis is also drawing documentation, technical report and visualization of construction process. The aim of this work is to the design of the main components based on the required storage capacity tank, mechanical properties of the stored material and technical amenities.
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Bridge across Bystrica creek
Nani, Pavel ; Glovina, Filip (referee) ; Zich, Miloš (advisor)
The subject of my diploma thesis is a detailed static calculation of the post-tensioned concrete road bridge across Bystrica creek near Banska Bystrica in Slovakia. The bridge is element of turning ramp a motorway R1. The spatial curvature continuous bridge has 9 fields. It was made a spatial curvature computational model of the bridge for a structural analysis. The model was comparison with a straight computational model of the bridge. It is made comparison effect of the construction bridge in stages on the size of the internal forces too. The load-bearing structure was checked according to CSN EN 1992-1-1, CSN EN 1992-2 and CSN 73 6214.
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