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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
71

Návrh trámového dálničního mostu / Design of highway bridge formed by beam girder

Řezníček, Martin January 2017 (has links)
The aim of diploma thesis is to design a made-up bridge construction over the road network.There were made three studies of bridging which were compared consequently. Two-joint ginder without haunched was selected as the most suitable option and it was designed in details. The construction was assessed according to the ultimate and serviceability limit state.
72

Dálniční vícepolový most / Multi-span highway bridge

Doležal, Lukáš January 2022 (has links)
The subject of diploma thesis is designing multi-span highway bridge over Řepovský potok valley, dirt roads and biocorridor. Three variants of bridge were designed and one of them – box girder 10 span bridge, has been chosen. Bridge deck is made from cast in place post tension prestressed beam. Load-bearing structure is concreting step by step on fixed and moving support. Total length of bridge is 560 m. The analysis of structure was projected on several computational models. They have been made in software Midas Civil and SCIA Engineer 18.1. The assessments of ultimate limit state and serviceability limit state were made in all steps of building in longitudinal and cross direction. In the analysis in longitudinal direction is included the time dependent analysis. Structural design was made in software MS Excel according to valid standards. Finally, drawing documentation and visualization were made.
73

Bytový dům v proluce / Apartment building in the gap site

Doupovec, Vojtěch January 2022 (has links)
The diploma thesis is focused on design of a monolithic reinforced concrete structure of an apartment building situated in a gap site. The foundation is designed on a foundation slab supported by piles, which together with the walls in the basement are made as a waterproofness concrete structure. It is a two-way wall construction system, made in a combination of masonry and reinforced concrete. The structure was assessed for the ultimate limit state and the serviceability limit state. Due to the requirement for waterproofness, the reinforcement was designed for non-force effects at an early stage. The work includes drawings of shapes and reinforcement.
74

Statické řešení nosné konstrukce knihovny / Static analysis of the supporting structure of the library

Žůrek, Jan January 2022 (has links)
Diploma thesis deals with design and assessment of a ceiling of a library in Ostrava. The solved beamed ceiling is above the third floor. Static analysis of the structure was calculated by Scia Engineer 20 software. Two variants of ceiling was calculated. Thesis then focuses on prestressed ceiling.
75

Autosalon v Olomouci / Car show room in Olomouc

Mudrák, Štěpán January 2022 (has links)
The subject of this diploma thesis is structural design of a car showroom building in Olomouc. The layout dimensions are 16 x 37 m, the roof is designed as a 5° slope half span roof with cantilever hanging of 6 m. Roof layout dimensions are therefore 22 x 37 m. The object is designed as a two – storey building with two levels of second floor. Maximum height of the structure is about 9,0 m. The design is based on a study of two materiál variants – timber and steel structure. More suitable variant was chosen and following drawings, structural design report and technical report were processed. Main structural system is designed as a one rigid corner column – girder connection, 6 m axis dimensions. Main structural material is a glued laminated timber, completed with coniferous timber and steel elements. The roofing is supported by rafters which are connected to the main roof truss. Bearing element of floors is a Novatop Element structural systém. The spatial rigidity of structure is ensured by steel stiffeners. Structural analysis was carried out by finite element method in software Scia Engineer 21, where the design of the basic elements for ultimate limit state and serviceability limit state was made. Connection design was processed manuály and with software Idea Statica and Hilti Engineering Suite.
76

Předpjatá betonová stropní deska / Prestreesed concrete slab

Benčíková, Mária Unknown Date (has links)
The diploma thesis deals with the design of a reinforced concrete floor structure above the 1st floor of a two-storey pavilion of a spa complex. It is a point-supported slab with the use of prestress. The design is converted with respect to the required fire resistance of structures. The analysis of internal forces is performed by manual calculation using the method of spare frames and using the computational software RFEM 5.23, which uses the finite element method. The design is made according to the group of standards ČSN EN.
77

Dálniční most přes Trať SŽDC / Highway bridge across a railway

Mičánek, Ondřej Unknown Date (has links)
The topic of this thesis is design and evaluation of the bridge structure. Three variants of bridging were created, among which the variant with prestressed girder deck and seven spans was chosen to detail processing. The bridge construction is built on sliding steel girder in several stages. Construction is evaluated considering the ultimate serviceability state and ultimate limit state. Emphasis is also on evaluation of construction stages. The calculation of load effects and analysis of building in stages was done in Scia Engineer 19.1 software. Design and evaluation were done according to currently valid European standards.
78

Undersökning av grundläggningsmetod, kantbalkar utförda med glas, polystyren och korslimmat-trä.

Eliasson, Daniel, Carlsson, Olle January 2023 (has links)
Byggbranschen bidrar till stora utsläpp av växthusgaser, och det är därför viktigt att utforska hållbara material för att minska påverkan. Studien fokuserar på grundfundament för mindre trähus i Sverige, där betong i platta på mark ersätts med korslimmat trä (KLT) för att reducera klimatpåverkan. Eftersom betong har hög tryckhållfasthet gjordes analys av kantbalkens kapacitet. Fyra alternativ på kantbalkar undersöks: KLT/EPS400, KLT/Foamglas, KLT/EPS s100 och EPS400. Studien bedömer även den nuvarande dimensioneringen i hållfasthetsberäkningarna. Testdata för tryckhållfasthet används för att jämföra med förväntade resultat och avgöra om beräkningsmodellen ”2:1 metoden” är tillräcklig.Syftet är att bedöma möjligheterna för användning i två hustyper hos en ledande hustillverkare i Sverige. Miljöpåverkan av alternativen beräknas med IVL Svenska Miljöinstitutets verktyg, BM, där även en betonggrund jämförs. Det utförs även en enklare insikt i skillnader av produktion mellan en klassisk betonggrund och Klaragrunden. Studien visade att 1-plansvillan Lycke kan utföras med KLT och EPS s100, och att 1,5-plansvillan Tyresund kan se möjligheter med KLT och FoamglasT4+. Studien visade också att den bästa genomsnittliga grunden är KLT och EPS s400. Genom att byta ut betongen i en platta på mark med KLT, gör det möjligt att sänka grundens CO2 utsläpp med 65-68%. / The construction industry contributes significantly to greenhouse gas emissions, making it crucial to explore sustainable materials to reduce its impact. This study focuses on foundation systems for small wooden houses in Sweden, where concrete slabs are replaced with cross-laminated timber (CLT) to decrease climate impact. Due to concrete's high compressive strength, an analysis of the edge beam's capacity was done. Four edge beam alternatives are examined: CLT/EPS400, CLT/Foamglas, CLT/EPS s100, and EPS400. The study also evaluates the current dimensioning in strength calculations. Compression strength test data is used to compare with expected results and determine if the calculation model "2:1 method" is sufficient. The aim is to assess the possibilities for use in two house types from a leading house manufacturer in Sweden. The environmental impact of the alternatives is calculated using IVL Swedish Environmental Institute's tool, BM, where a concrete foundation is also compared. There is also a brief insight into the differences in production between a traditional concrete foundation and Klaragrunden. The findings indicated that the single-story villa Lycke can be constructed using CLT and EPS s100, while the 1.5-story villa Tyresund can explore possibilities with CLT and Foamglas T4+. Moreover, the study revealed that the CLT and EPS s400 combination yielded the best average foundation. By replacing the concrete in a ground slab with CLT, it is possible to reduce the CO2 emissions from the foundation by 65-68%.
79

Přepočet a variantní návrh nosných konstrukcí objektů administrativního centra / Static verification and variant design of load-carrying structures of administrative center

Fabiánová, Lucie January 2014 (has links)
The aim of this thesis was to develop assessments of existing supporting structure of a rectangular object and design of new options for rectangular and cylindrical object administrative center in the Jihomoravská plynárenská, a.s. in Brno. According to the task have been recalculated construction and design of new structures in accordance with applicable standards. New design of both buildings (rectangular and cylindrical) came from several studies.
80

Nosná železobetonová konstrukce objektu administrativní budovy / Load bearing RC structure of office building

Ferencz, Balázs January 2014 (has links)
The Master’s thesis is focused on the analysis and design of selected members of load-bearing structure of an administration building according to the ultimate limit states (ULS) and seviceability limit states (SLS). The calculation and the analysis was supported by design software SCIA ENGINEER 2012. Structural analysis deals with the design of the reinforced concrete (RC) flat slab above the 4rd strorey which is particularly supported by RC columns and particularly lies on RC walls. Furthermore, the Master’s thesis contains analysis of some selected columns of last three storeys, column of lowest storey, construction of stairway between 4rd and 5th storeys. The work beside this deals with the calculation and design of foundation of the object. The rest parts of the load-bearing structure are not solved in the Master’s thesis.

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