黑料不打烊

Department of Steel and Composite Structures

The Department is a leading research centre in Lithuania for steel, timber, and composite structures, carrying out advanced research and training civil engineering specialists.
Address: Saul臈tekio Ave. 11, S2, Room 408 Phone: +370 5 274 5228 Internal phone: 9228 Email: stmk@vilniustech.lt
Aparatas

About the Department

Department History

Study Programmes

The Department offers one Master鈥檚 study programme 鈥 Structural Engineering, with four specialisations: Lightweight Modern Structures, Building Structures, Structural Systems, and Bridges and Viaducts.

Statini懦 konstrukcijos

Master鈥檚 degree Studies

Specialisations:

  • Lightweight Modern Structures
  • Building Structures
  • Structural Engineering
  • Bridges and Viaducts

Degree awarded: Master of Engineering Sciences

Areas of Activity

The Department of Steel and Composite Structures conducts research on the behaviour, optimisation, and fire resistance of steel, composite, and timber structures, applying innovative technologies.

Main Research Areas

  • Steel and composite structures
  • Steel and composite bridges
  • Glued laminated timber (glulam) structures
  • Application of 3D printing technologies in the production of composite structures and their joints

Departmental Research

  • Research on steel bridges
  • Research on the behaviour of steel structural connections and development of design methods
  • Research on thin-walled steel structures
  • Research on steel鈥揷oncrete composite structures
  • Research on the behaviour of timber structural elements and their connections
  • Structural optimisation
  • Structural condition assessment
  • Research on the fire resistance of steel and composite structures

Partners

The Department of Steel and Composite Structures actively collaborates with social and industry partners.

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Department Staff

Administration
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  • Research Staff
  • Professors
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Thesis abstracts

Years
Qualification
Clear selections
Adrijus 膶yvas — Dr Andrej Mudrov
Commercial Building in Vilnius
In the final bachelor thesis, a commercial building in Vilnius is designed according to serviceability and ultimate limit state requirements. The designed building is of a mixed structural...
2026 Bachelor's and Integrated Studies
  • 2026
  • Bachelor's and Integrated Studies
Commercial Building in Vilnius
Student: Adrijus 膶yvas
Supervisor: Dr Andrej Mudrov
Department: Department of Steel and Composite Structures
Thesis abstract (LT)
Baigiamajame bakalauro darbe pagal tinkamumo ir saugos ribinius b奴vius projektuojamas prekybos paskirties pastatas Vilniuje. Projektuojamas pastatas yra mi拧rios konstrukcin臈s sistemos 鈥 pagrindin臈s ir 拧alutin臈s stogo sijos projektuojamos i拧 klijuotosios medienos, kolonos 鈥 i拧 plieno. Pastato erdvin寞 standum膮 veikiant horizontalioms apkrovoms u啪tikrina ry拧i懦 sistema. Architekt奴rin臈je darbo dalyje pateikiami pastato bendrieji sprendiniai, sklypo planas bei pagrindiniai statinio parametrai. Konstrukcin臈je dalyje atlikti nuolatini懦, sniego ir v臈jo apkrov懦 skai膷iavimai, sudaryti apkrov懦 deriniai ir atlikta konstrukcij懦 analiz臈 RFEM 5 programiniame pakete. Darbe apskai膷iuotos konstrukcini懦 element懦 寞谤膮啪辞蝉 bei poslinkiai, suprojektuotos pagrindin臈s ir 拧alutin臈s medin臈s sijos, plienin臈s kolonos bei j懦 jung膷i懦 mazgai. Pamat懦 projektavimo dalyje atliktas polini懦 pamat懦 projektavimas, apskai膷iuota poli懦 laikomoji galia, parinkta armat奴ra bei suprojektuotos polin臈s galvenos. Konstrukcijos projektuotos vadovaujantis galiojan膷iais Eurokod懦 reikalavimais. Darb膮 sudaro 197 puslapiai, 7 br臈啪iniai ir 18 literat奴ros 拧altini懦.
prekybos paskirties pastatas klijuotoji mediena plienin臈s konstrukcijos RFEM 5 poliniai pamatai apkrov懦 skai膷iavimas mazg懦 projektavimas atsparumas ugniai
Thesis abstract (EN)
In the final bachelor thesis, a commercial building in Vilnius is designed according to serviceability and ultimate limit state requirements. The designed building is of a mixed structural system 鈥 the primary and secondary roof beams are made of glued laminated timber, while the columns are designed from steel. The spatial stability of the building under horizontal loads is ensured by a bracing system. The architectural part of the thesis presents the general design solutions of the building, the site plan, and the main parameters of the structure. In the structural part, calculations of permanent, snow, and wind loads were carried out, load combinations were formed, and structural analysis was performed using the RFEM 5 software package. Internal forces and displacements of structural elements were calculated, while the primary and secondary timber beams, steel columns, and their connection joints were designed. In the foundation design part, pile foundations were designed, the bearing capacity of piles was calculated, reinforcement was selected, and pile caps were designed. The structures were designed in accordance with the requirements of the applicable Eurocodes. The thesis consists of 195 pages, 7 drawings, and 18 references.
Commercial building glued laminated timber steel structures RFEM 5 pile foundations load calculations joint design fire resistance.
Aiva Liaudenskait臈 — Dr Mantas Stulpinas
Tennis Court in the Alytus District
In the bachelor鈥檚 thesis, a single-storey building with a mezzanine for tennis courts in the Alytus district was designed. The designed building measures 48 m in width, 60...
2026 Bachelor's and Integrated Studies
  • 2026
  • Bachelor's and Integrated Studies
Tennis Court in the Alytus District
Student: Aiva Liaudenskait臈
Supervisor: Dr Mantas Stulpinas
Department: Department of Steel and Composite Structures
Thesis abstract (LT)
Baigiamajame bakalauro darbe suprojektuotas vieno auk拧to su antresole pastatas 鈥 teniso kortai Alytaus rajone. Projektuojamo pastato plotis 鈥 48 m, pastato ilgis 鈥 60 m, pastato auk拧tis 鈥 15,11 m. Antresol臈s plotis 鈥 8 m, ilgis 鈥 20 m, auk拧tis 鈥 10,9 m. Darbas susideda i拧 ai拧kinamojo ra拧to, grafin臈s dalies ir pried懦. Ai拧kinam膮j寞 ra拧t膮 sudaro trys dalys: pastato architekt奴rin臈 dalis, konstrukcin臈 dalis, prie拧gaisrin臈 dalis. Architekt奴rin臈je dalyje apra拧omi projektuojamo pastato architekt奴riniai sprendiniai, pateikiami atitvar懦, 补苍迟谤别蝉辞濒臈s grind懦 ir stogo 拧ilumin臈s var啪os skai膷iavimai. Konstrukcin臈je dalyje atliekamas variantinis projektavimas. Sudaromi pastat膮 veikiantys apkrov懦 deriniai. Naudojant ribini懦 b奴vi懦 metod膮 projektuojamos pastat膮 laikan膷ios konstrukcijos: kolonos, santvaros, 拧alutin臈s ir pagrindin臈s sijos, ilginiai, projektuojami 拧i懦 konstrukcij懦 gamybos ir montavimo mazgai. Konstrukcijos pamatai 鈥 gr臋啪tiniai poliai, kurie 寞rengiami naudojant i拧tisinio gr臋啪imo-betonavimo (CFA) technologij膮. Grafin臈je dalyje pateikiami konstrukcijos pj奴vis ir fasadai, atitvar懦 ir cokolio 寞rengimo mazgai, architekt奴rinis planas, konstrukcij懦 i拧d臈stymo planas ir 辫箩奴惫颈补颈, konstrukciniai mazgai su element懦 啪iniara拧膷iais. Darb膮 sudaro 157 p. teksto, 68 pav., 26 lent., 23 priedai 19 literat奴ros 拧altini懦 ir 10 br臈啪ini懦 lap懦.
Teniso kortai 补苍迟谤别蝉辞濒臈 补谤肠丑颈迟别办迟奴谤补 konstrukcijos gaisrin臈 sauga planai 辫箩奴惫颈补颈 mazgai kolonos sijos santvara ilginiai.
Thesis abstract (EN)
In the bachelor鈥檚 thesis, a single-storey building with a mezzanine for tennis courts in the Alytus district was designed. The designed building measures 48 m in width, 60 m in length, and 15.11 m in height. The mezzanine measures 8 m in width, 20 m in length, and 10.9 m in height. The thesis consists of an explanatory report, graphical documentation, and appendices. The explanatory report is divided into three parts: the architectural part, the structural part, and the fire safety part. The architectural part describes the architectural solutions of the designed building and presents calculations of the thermal resistance of the building envelope, mezzanine floor, and roof. The structural part includes a variant design analysis and the preparation of load combinations acting on the building. Using the limit state method, the load 鈥 bearing structures of the building are designed, including columns, trusses, secondary and primary beams, and purlins, as well as the fabrication and erection joints of these structures. The foundations of the structure consist of bored piles installed using Continuous Flight Auger (CFA) drilling and concreting technology. The graphical part includes structural sections and facades, details of the building envelope and plinth installation, the architectural floor plan, structural layout plans and sections, as well as structural connection details and schedules of elements. The thesis consists of 157 pages of text, 68 figures, 26 tables, 23 appendices, 19 references, and 10 drawing sheets.
Tennis courts mezzanine architecture structures fire safety plans sections nodes columns beams truss purlins.
Annet Marina Fua Fuan — Assoc Prof Dr Tomas Ge膷ys
Comparison of the efficiency of trusses made of laminated veneer lumber and trusses made of steel rectangular tubes
This master's thesis presents a comprehensive structural comparison of Steel (S355) and Laminated Veneer Lumber (LVL Kerto-S) Pratt duopitch roof truss systems designed under Eurocode provisions for Vilnius,...
2026 Masters
  • 2026
  • Masters
Comparison of the efficiency of trusses made of laminated veneer lumber and trusses made of steel rectangular tubes
Student: Annet Marina Fua Fuan
Supervisor: Assoc Prof Dr Tomas Ge膷ys
Department: Department of Steel and Composite Structures
Thesis abstract (LT)
艩iame magistro baigiamajame darbe atliktas i拧samus plienini懦 (S355) ir laminated veneer lumber (LVL Kerto-S) Pratt tipo dvi拧lai膷i懦 stogo ferm懦 sistem懦 konstrukcinis palyginimas, projektuojant pagal Eurokod懦 reikalavimus Vilniaus, Lietuvos klimato s膮lygomis. Keturi tarpatramiai (12, 18, 24 ir 30 m) kartu su 拧e拧iais ferm懦 啪ingsniais (3鈥8 m) sudar臈 48 baigtini懦 element懦 modeli懦 matric膮, sukurt膮 programoje RFEM 6. Apkrovos nustatytos vadovaujantis Lietuvos nacionaliniais priedais prie EN 1991-1-3 (sniegas) ir EN 1991-1-4 (v臈jas) Vilniaus miestui. Element懦 laikomoji galia patikrinta pagal Eurokod膮 3 (EN 1993-1-1) plienui ir Eurokod膮 5 (EN 1995-1-1) LVL, rankiniai skai膷iavimai atlikti mazg懦 pusiausvyros metodu, o kritini懦 element懦 patikrinimai 鈥 analitiniu b奴du. Pagrindiniai veikimo rodikliai, i拧gauti i拧 RFEM rezultat懦, apima bendruosius ir vietos 寞linkius, atramini懦 reakcij懦 j臈gas, lenkimo momentus pagal RR ir NR apkrov懦 derinius bei element懦 i拧naudojimo koeficientus. Plienin臈s fermos atitiko L/300 寞linkio rib膮 visose 48 konfig奴racijose, o LVL 寞linkiai buvo 5鈥6 kartus didesni d臈l ma啪esnio medienos tamprumo modulio (E鈧 = 13 800 MPa, palyginti su 210 000 MPa plienui). LVL fermoms, kuri懦 tarpatramiai vir拧ija 18 m, skerspj奴vio matmenis lemia tinkamumo, o ne stiprumo ribinis b奴vis. Med啪iag懦 ka拧t懦 analiz臈 parod臈, kad LVL yra 26鈥46 % pigesn臈 vienam kvadratiniam metrui dengto stogo ploto, priklausomai nuo tarpatramio. Aplinkosauginiu po啪i奴riu LVL pasiekia 31鈥41 % ma啪esn寞 globalinio at拧ilimo potencial膮 nei konstrukcinis plienas. Tyrimo i拧vadose konstatuojama, kad LVL yra geriausias sprendimas tarpatramiams iki 18 m kainos ir tvarumo po啪i奴riu, o plienas rekomenduojamas ilgesniems tarpatramiams, kai projektavim膮 lemia standumas.
Plienin臈 stogo ferma; Laminated Veneer Lumber; LVL Kerto-S; Pratt ferma; dvi拧laitis stogas; Eurokodas 3; Eurokodas 5; RFEM 6; baigtini懦 element懦 analiz臈; 寞linkis; i拧naudojimo koeficientas; med啪iag懦 palyginimas; tvarumas; Lietuva
Thesis abstract (EN)
This master's thesis presents a comprehensive structural comparison of Steel (S355) and Laminated Veneer Lumber (LVL Kerto-S) Pratt duopitch roof truss systems designed under Eurocode provisions for Vilnius, Lithuanian climatic conditions. Four span lengths (12, 18, 24 and 30 m) combined with six truss spacings (3鈥8 m) resulted in a matrix of 48 finite element models developed in RFEM 6. Loads were determined in accordance with the Lithuanian National Annexes to EN 1991-1-3 (snow) and EN 1991-1-4 (wind) for Vilnius. Member resistance was verified against Eurocode 3 (EN 1993-1-1) for steel and Eurocode 5 (EN 1995-1-1) for LVL, with hand calculations performed using the Method of Joints and critical member checks carried out analytically. Key performance metrics that were extracted from the RFEM results include global and local deflections, support reactions, bending moments under ULS and SLS load combinations, and member utilization ratios. Steel trusses satisfied the L/300 deflection limit across all 48 configurations, while LVL deflections were 5鈥6 times greater due to the lower elastic modulus of timber (E鈧 = 13,800 MPa versus 210,000 MPa for steel). For LVL at spans exceeding 18 m, serviceability rather than ultimate strength governs section sizing. Material cost analysis showed that LVL is 26鈥46% cheaper per square meter of covered roof area depending on span. From an environmental perspective, LVL achieves 31鈥41% lower global warming potential than structural steel. The study concludes that LVL is the best solution for spans up to 18 m on grounds of cost and sustainability, while steel is recommended for longer spans where stiffness governs design.
Steel roof truss; Laminated Veneer Lumber; LVL Kerto-S; Pratt truss; duopitch roof; Eurocode 3; Eurocode 5; RFEM 6; finite element analysis; deflection; utilization ratio; material comparison; sustainability; Lithuania
Arnas Bozys — Assoc Prof Dr Vaidotas 艩apalas
Tennis Sporthall in Vilnius
Bachelor's thesis presents the design of a single-story public building 鈥 an indoor tennis court facility located in the Vilnius district. The explanatory report consists of three core...
2026 Bachelor's and Integrated Studies
  • 2026
  • Bachelor's and Integrated Studies
Tennis Sporthall in Vilnius
Student: Arnas Bozys
Supervisor: Assoc Prof Dr Vaidotas 艩apalas
Department: Department of Steel and Composite Structures
Thesis abstract (LT)
Baigiamajame bakalauro darbe suprojektuotas vieno auk拧to vie拧osios paskirties pastatas 鈥 vidaus teniso aik拧tel臈s (kortai) Vilniaus rajone. Ai拧kinamasis ra拧tas susideda i拧 trij懦 dali懦: pastato architekt奴rin臈s dalies, konstrukcij懦 dalies ir technologin臈s dalies. Projektuojamo pastato auk拧tis nuo nulin臈s altitud臈s 鈥 12.0 m, plotis 鈥 36.6 m, ilgis 鈥 73.2 m. Baigiamojo Bakalauro darbo architekt奴rin臈je darbo dalyje apra拧omi projektuojamo pastato fasadai, 辫箩奴惫颈补颈 ir auk拧to planai., pateikiami atitvar懦 ir stogo 拧ilumin臈s var啪os skai膷iavimai. Konstrukcin臈je dalyje pateikiami pastat膮 veikiam懦 apkrov懦 (sniego bei v臈jo) skai膷iavimai, sudaromi pastat膮 veikiantys apkrov懦 deriniai ir pagal pavojingiausius tinkamumo bei saugos derinius suprojektuojami laikantieji elementai 鈥 tu拧膷iavidurio skerspj奴vio santvaros, dvit臈jinio skerspj奴vio kolonos, bei kra拧tin臈s sijos. Pastato pastovum膮 ir stabilum膮 u啪tikrina vertikal奴s ir horizontal奴s ry拧iai tarp sij懦, santvar懦 ir kolon懦. Konstrukcin臈je dalyje taip pat pateikiama detal奴s projektuot懦 konstrukcij懦 bei j懦 jung膷i懦 skai膷iavimai ir br臈啪iniai. Projektuojamas polinis pamatas santvaros kolonai, patikrinama laikomoji geba ir parenkama armat奴ra. Technologin臈je projekto dalyje apskai膷iuojama ir nurodoma santvarini懦, fachverko kolon懦 bei santvar懦 montavimo darb懦 kiekiai, parenkami pagrindiniai mechanizmai ir 寞rankiai, nurodomos statybos procesams naudojamos technologijos bei j懦 organizavimas. Darb膮 sudaro 315 p. teksto, 33 lentel臈s, 95 paveiksl臈liai, 18 literat奴ros 拧altini懦. Pridedami priedai.
Teniso aik拧tel臈s teniso kortai 补谤肠丑颈迟别办迟奴谤补 拧ilumin臈 var啪a konstrukcijos kolonos santvara sijos planai 辫箩奴惫颈补颈 mazgai jungtys technologija montavimas mechanizmai.
Thesis abstract (EN)
Bachelor's thesis presents the design of a single-story public building 鈥 an indoor tennis court facility located in the Vilnius district. The explanatory report consists of three core parts: the architectural part, the structural part, and the technological part. The designed building measures 12.0 m in height from the zero datum, 36.6 m in width, and 73.2 m in length. The architectural section details the building's facades, cross-sections, and floor plans, while also providing thermal resistance calculations for the building envelopes and the roof. The structural section presents calculations for the snow and wind loads acting on the building, establishes the load combinations, and uses the most critical ultimate (safety) and serviceability limit state combinations to design the load-bearing components: hollow section trusses, I-section columns, and edge beams. The overall stability and structural integrity of the building are ensured by vertical and horizontal bracing systems between the beams, trusses, and columns. This section also features detailed calculations and drawings for both the designed structures and their connections. Furthermore, a pile foundation is designed for the truss column, including load - bearing capacity verification and reinforcement selection. The technological section calculates and details the workload quantities for installing the truss columns, gable columns, and trusses. It specifies the primary machinery and tools required, alongside the technologies and workflow organization applied during the construction phase. The thesis consists of 315 pages of text, 33 tables, 95 figures, and 18 references. Appendices are attached.
Tennis courts architecture thermal resistance structures columns trusses beams plans connection details construction technology assembly machinery
Arnas Luko拧i奴nas — Dr Mantas Stulpinas
Riding Hall in the Alytus District
The bachelor鈥檚 thesis presents the design of a riding arena in Alytus district. The written part of the thesis consists of architectural, structural, and fire safety parts. The...
2026 Bachelor's and Integrated Studies
  • 2026
  • Bachelor's and Integrated Studies
Riding Hall in the Alytus District
Student: Arnas Luko拧i奴nas
Supervisor: Dr Mantas Stulpinas
Department: Department of Steel and Composite Structures
Thesis abstract (LT)
Baigiamajame bakalauro darbe suprojektuotas jojimo manie啪as Alytaus rajone. Tekstin臈 darbo dalis susideda i拧 architekt奴rin臈s, konstrukcin臈s ir prie拧gaisrin臈s dalies. Architekt奴rin臈je dalyje pateikti pastato fasadai, pj奴vis ir planas. Konstrukcin臈je dalyje suprojektuotos metalin臈s laikan膷iosios konstrukcijos, kurias sudaro santvariniai 谤臈尘补颈, kolonos ir sijos. Prie拧gaisrin臈je dalyje pateikiami kolonos atsparumo ugniai skai膷iavimai. Pastato santvarini懦 r臈m懦 tarpatramis yra 31,5 m. Pastato ilgis yra 48,0 m, auk拧tis - 10,5 m. Suprojektuoti gr臋啪tiniai poliniai CFA tipo pamatai ir atliktas armavimo skai膷iavimas. Darbe pateikti detal奴s suprojektuot懦 konstrukcij懦, j懦 jung膷i懦 skai膷iavimai ir br臈啪iniai. Darb膮 sudaro 寞vadas, skai膷iavimai, literat奴ros s膮ra拧as, priedai ir br臈啪iniai. Darbo apimtis - 251 puslapiai.
Jojimo manie啪as 补谤肠丑颈迟别办迟奴谤补 konstrukcijos gaisrin臈 sauga planai 辫箩奴惫颈补颈 mazgai kolonos 谤臈尘补颈 sijos.
Thesis abstract (EN)
The bachelor鈥檚 thesis presents the design of a riding arena in Alytus district. The written part of the thesis consists of architectural, structural, and fire safety parts. The architectural part includes the building鈥檚 facades, section, and floor plan. The structural part presents the design of the steel load-bearing structures, consisting of truss frames, columns, and beams. The fire safety part includes fire resistance calculations of a column. The span of the building鈥檚 truss frames is 31.5 m. The building length is 48.0 m, and the height is 10.5 m. CFA type bored pile foundations were designed, and reinforcement calculations were performed. The thesis contains detailed calculations and drawings of the designed structures and their connections. The work consists of an introduction, calculations, references, appendices, and drawings. The total volume of the thesis is 251 pages.
Riding arena architecture structures fire safety plans sections joints columns frames beams.
Aust臈ja Dobrovolskait臈 — Assoc Prof Dr K臋stutis Urbonas
Auto Center on Ukmerge Street in Vilnius
The Bachelor's thesis presents the design of an auto center located on Ukmerg臈s Street in Vilnius. The building consists of blocks A and B. Block A, the automotive...
2026 Bachelor's and Integrated Studies
  • 2026
  • Bachelor's and Integrated Studies
Auto Center on Ukmerge Street in Vilnius
Student: Aust臈ja Dobrovolskait臈
Supervisor: Assoc Prof Dr K臋stutis Urbonas
Department: Department of Steel and Composite Structures
Thesis abstract (LT)
Baigiamajame bakalauro darbe suprojektuotas autocentras Ukmerg臈s gatv臈je Vilniuje. Pastat膮 sudaro A ir B korpusai. A korpusas - autocentro dalis, vieno auk拧to pastatas su antresole, sudarytas i拧 santvarini懦 r臈m懦. Pastato ilgis 24 m, plotis 24 m, auk拧tis apie 9,5 m. Santvara bei ry拧iai i拧 SHS profili懦, kolonoms ir sijoms parinkti HE profiliai. Fasadas i拧 stiklo paket懦, stogo konstrukcija i拧 profiliuoto pakloto. Pastatui standumo suteikia gel啪betonin臈 siena, su kuria sujungtas tarp korpus懦 esantis gel啪betoninis stogas. B korpusas - biur懦 pastato dalis, penki懦 auk拧t懦 pastatas, sudarytas i拧 daugiaauk拧膷i懦 r臈m懦. Pastato ilgis 28 m, plotis 15 m, auk拧tis apie 22 m. Kolonoms ir sijoms parinkti HE profiliai, ry拧iai suprojektuoti i拧 SHS profili懦. Fasadas i拧 stiklo paket懦, stogas, kaip ir tarpiniai auk拧tai, perdengti kiaurym臈tomis gel啪betonin臈mis plok拧t臈mis. Pastatui standumo suteikia gel啪betoninis branduolys pastato kampe. Ai拧kinamajame ra拧te pateikiamas apkrov懦 bei 拧ilumini懦 var啪懦 skai膷iavimas, A korpuso santvarinio r臈mo bei B korpuso daugiaauk拧膷io r臈mo element懦 ir mazg懦 projektavimas. A korpuso kolonoms skai膷iuojamas gilusis pamatas, B korpuso vidurinei kolonai atliekami gaisriniai skai膷iavimai. Pateikiami detal奴s projektuojam懦 konstrukcij懦 br臈啪iniai.
Autocentras Ukmerg臈s gatv臈je Vilniuje
Thesis abstract (EN)
The Bachelor's thesis presents the design of an auto center located on Ukmerg臈s Street in Vilnius. The building consists of blocks A and B. Block A, the automotive service part, is a single-story building with a mezzanine, structured with truss frames. The building is 24 m long, 24 m wide, and approximately 9.5 m high. The truss and bracing system are made of SHS profiles, while HE profiles were selected for the columns and beams. The facade consists of double-glazed units, and the roof structure is made of profiled steel decking. Structural rigidity is provided by a reinforced concrete wall, which is connected to the reinforced concrete roof located between the blocks. Block B, the office part, is a five-story building structured with multi-story frames. The building is 28 m long, 15 m wide, and approximately 22 m high. HE profiles were selected for the columns and beams, and the bracing system is designed from SHS profiles. The facade consists of double-glazed units, and the roof, as well as the intermediate floors, are covered with hollow-core reinforced concrete slabs. Structural rigidity is provided by a reinforced concrete core located in the corner of the building. The explanatory note includes load and thermal resistance calculations, as well as the structural design of the elements and joints for the truss frame of Block A and the multi-story frame of Block B. A deep foundation is calculated for the columns of Block A, and fire safety calculations are performed for the central column of Block B. Detailed engineering drawings of the designed structures are provided.
Auto Center on Ukmerge Street in Vilnius
Beata Zybartait臈 — Dr Andrej Mudrov
Industrial Building in Vilnius
The final thesis consists of three parts: architectural, structural, and fire safety. The architectural part of the thesis describes the architectural solutions and characteristics of the building, as...
2026 Bachelor's and Integrated Studies
  • 2026
  • Bachelor's and Integrated Studies
Industrial Building in Vilnius
Student: Beata Zybartait臈
Supervisor: Dr Andrej Mudrov
Department: Department of Steel and Composite Structures
Thesis abstract (LT)
Baigiam膮j寞 darb膮 sudaro trys dalys: architekt奴rin臈, konstrukcin臈 ir gaisrin臈s saugos. Architekt奴rin臈je baigiamojo darbo dalyje apra拧omi pastato architekt奴riniai sprendimai, pastato charakteristikos, stogo ir sien懦 拧ilumin臈s var啪os skai膷iavimai. Konstrukcin臈je dalyje suprojektuotas dviej懦 nav懦 pastatas, i拧 d臈啪inio skerspj奴vio stryp懦 suprojektuotos dvi 24 metr懦 tarpatramio santvaros ir 18 metr懦 posantvar臈, parinkti j懦 stryp懦 skers辫箩奴惫颈补颈 ir sukonstruoti mazgai. Suprojektuotos trys kolonos i拧 dvit臈jinio skerspj奴vio element懦, j懦 baz臈s bei inkariniai var啪tai. Suprojektuoti gilieji pamatai. Parenkami horizontalieji ir vertikalieji ry拧iai. Erdvinis modelis sukurtas ir 寞谤膮啪辞蝉 bei poslinkiai nustatyti naudojant 鈥濧utodesk Robot Structural Analysis Professional鈥 program膮. Darbo apimtis - 171 p. teksto be pried懦, 38 iliustr., 4 lent. Atskirai pridedami darbo priedai.
santvara kolona pamatas sija 寞谤膮啪辞蝉
Thesis abstract (EN)
The final thesis consists of three parts: architectural, structural, and fire safety. The architectural part of the thesis describes the architectural solutions and characteristics of the building, as well as the thermal resistance calculations of the roof and walls. In the structural part, a two-bay building is designed; two 24-meter span trusses and an 18-meter sub-truss are designed using box section bars, their cross-sections are selected, and the joints are detailed. Furthermore, three columns made of I-beam section elements are designed, including their bases and anchor bolts. Deep foundations are also designed, and horizontal and vertical bracing systems are selected. The 3D spatial model was developed, and the internal forces and displacements were determined using the "Autodesk Robot Structural Analysis Professional" software. The scope of the thesis is 171 pages of text excluding appendices, 38 illustrations, and 4 tables. The appendices of the thesis are attached separately.
truss column foundation beam internal forces
Benas Kaulius — Prof Dr Algirdas Juozapaitis
Behavior Analysis of the String-Cable Steel Bridge into Account the Displacement Stabilization Methods
This master's thesis analyses the behaviour of a string-cable steel bridge under symmetric and asymmetric loading, focusing on the stabilization of kinematic displacements that occur in the unloaded...
2026 Masters
  • 2026
  • Masters
Behavior Analysis of the String-Cable Steel Bridge into Account the Displacement Stabilization Methods
Student: Benas Kaulius
Supervisor: Prof Dr Algirdas Juozapaitis
Department: Department of Steel and Composite Structures
Thesis abstract (LT)
Baigiamajame magistro darbe analizuojama styginio-kabamojo plieno tilto elgsena veikiant simetrin臈ms ir asimetrin臈ms apkrovoms, did啪iausi膮 d臈mes寞 skiriant kinematini懦 poslinki懦, atsirandan膷i懦 neapkrautoje tilto zonoje asimetrinio apkrovimo metu, stabilizavimui. Skaitinio modeliavimo metodu (baigtini懦 element懦 metodu) i拧tirta apatinio lyno 寞svyrio (1,5鈥3,5 m) ir stygos i拧ankstinio 寞tempimo (0鈥2500 kN) 寞taka tilto poslinkiams, a拧in臈ms ir tempimo j臈goms. Nustatyta, kad vien geometrini懦 parametr懦 parinkimo nepakanka kinematiniams poslinkiams pa拧alinti, tod臈l pasi奴lyti ir i拧analizuoti trys konstrukciniai sprendiniai: tiltas su 鈥濾" formos statrams膷iais, tiltas su papildomu 鈥瀀" formos tinkleliu ir inovatyvus tilto variantas. Visi variantai palyginti tarpusavyje, 寞vertinant poslinkius bei a拧ines ir tempimo j臈gas. Rezultatai parod臈, kad efektyviausiai poslinkius stabilizuoja tiltas su 鈥瀀" formos tinkleliu ir 3,5 m apatinio lyno 寞svyriu, kuris visi拧kai eliminuoja teigiamus poslinkius asimetrinio apkrovimo metu ir pasiekia ma啪iausias poslinki懦 reik拧mes i拧 vis懦 nagrin臈t懦 variant懦. 艩is variantas rekomenduojamas styginio-kabamojo tilto pradin臈s formos stabilizavimui. Darb膮 sudaro: 漠vadas, 3 skyriai, i拧vados, literat奴ros s膮ra拧as. Darbo apimtis - 113 p. teksto be pried懦, 84 paveikslai, 44 lentel臈s, 18 literat奴ros 拧altini懦.
Styginis-kabamasis tiltas kinematiniai poslinkiai i拧ankstinis 寞tempimas asimetrinis apkrovimas poslinki懦 stabilizavimas baigtini懦 element懦 metodas.
Thesis abstract (EN)
This master's thesis analyses the behaviour of a string-cable steel bridge under symmetric and asymmetric loading, focusing on the stabilization of kinematic displacements that occur in the unloaded zone of the bridge under asymmetric loading. Using the numerical finite element method, the influence of the lower cable sag (1.5鈥3.5 m) and the string pre-tensioning force (0鈥2500 kN) on the bridge displacements, axial forces and tensile forces was investigated. It was found that the selection of geometric parameters alone is not sufficient to eliminate kinematic displacements; therefore, three structural solutions were proposed and analysed: a bridge with "V"-shaped struts, a bridge with an additional "X"-shaped mesh, and an innovative bridge variant. All variants were compared by evaluating displacements, axial forces and tensile forces. The results showed that displacements are stabilized most effectively by the bridge with the "X"-shaped mesh and a 3.5 m lower cable sag, which completely eliminates positive displacements under asymmetric loading and achieves the smallest displacement values among all analysed variants. This variant is recommended for stabilizing the initial form of the string-cable bridge. The thesis consists of these parts: an introduction, 3 chapters, conclusions and a list of references. The volume of the thesis is 113 pages of text without appendices, 84 figures and 44 tables. 18 references were used.
String-cable bridge kinematic displacements pre-tensioning asymmetric loading displacement stabilization finite element method.
Bogdanas Lev膷enka — Prof Dr Antanas 艩apalas
Factory Building in Kaunas
The Bachelor鈥檚 Thesis presents the design of an industrial building to be constructed in the city of Kaunas. The explanatory report consists of three parts: the architectural part...
2026 Bachelor's and Integrated Studies
  • 2026
  • Bachelor's and Integrated Studies
Factory Building in Kaunas
Student: Bogdanas Lev膷enka
Supervisor: Prof Dr Antanas 艩apalas
Department: Department of Steel and Composite Structures
Thesis abstract (LT)
Baigiamajame Bakalauro darbe pramonin臈s paskirties pastato, statomo Kauno mieste, projektas. Ai拧kinamasis darbo ra拧tas susideda i拧 trij懦 dali懦: pastato architekt奴rin臈s dalies, konstrukcij懦 dalies ir technologin臈s kortel臈s. Projektuojamas pastatas susideda i拧 septyni懦 tarpatrami懦 (liet. k. 啪odyne 鈥瀞tat. atstumas tarp atram懦鈥) 鈥 5,03 m, 5,90 m, 7,65 m, 7,05m, 7,42 m, 5,95 m ir 5,76 m.. Projektuojamo pastato auk拧tis nuo nulin臈s altitud臈s yra 9,50 m; ilgis 鈥 61,03 m., plotis 鈥 60,40 m.. Baigiam膮j寞 Bakalauro darb膮 sudaro trys dalys: architekt奴rin臈, konstrukcin臈 ir prie拧gaisrinis skai膷iavimas. Architekt奴rin臈je darbo dalyje apra拧omi projektuojamo pastato architekt奴riniai sprendiniai, pateikiami atitvar懦 ir stogo 拧ilumin臈s var啪os skai膷iavimai. Konstrukcin臈je dalyje sudaromi pastat膮 veikiantys apkrov懦 deriniai ir pagal pavojingiausius derinius suprojektuojami laikantieji elementai 鈥 tu拧膷iavidurio skerspj奴vio pagrindiniai santvariniai 谤臈尘补颈 ir sta膷iakampio tu拧膷iavidurio skerspj奴vio kolonos bei sijos. Konstrukcin臈je dalyjei taip pat pateikti detal奴s projektuot懦 konstrukcij懦 bei j懦 jung膷i懦 skai膷iavimai ir br臈啪iniai. Suprojektuotas vidin臈s santvarinio r臈mo kolonos seklusis pamatas, patikrintas jo nuos臈dis ir konstruktyviai parinkta armat奴ra. Pabr臈啪iama, jog santvarinio r臈mo plok拧tumoje santvarin臈 kolona pamate tvirtinama stand啪iai. Sijos su kolona jungiamos 拧arnyri拧kai. Svarbu, jog pastato pastovum膮 u啪tikrina vertikal奴s ir horizontal奴s ry拧iai tarp sij懦 ir kolon懦.
Pramonin臈s paskirties pastatas 补谤肠丑颈迟别办迟奴谤补 konstrukcijos gaisrin臈 sauga planai 辫箩奴惫颈补颈 mazgai kolonos santvaros 辫辞蝉蝉补苍迟惫补谤臈蝉 sijos.
Thesis abstract (EN)
The Bachelor鈥檚 Thesis presents the design of an industrial building to be constructed in the city of Kaunas. The explanatory report consists of three parts: the architectural part of the building, the structural part, and the technological process sheet. The designed building consists of seven spans 鈥 5.03 m, 5.90 m, 7.65 m, 7.05 m, 7.42 m, 5.95 m, and 5.76 m. The height of the designed building from the zero elevation is 9.50 m; its length is 61.03 m, and its width is 60.40 m. The Bachelor鈥檚 Thesis consists of three sections: architectural, structural, and fire safety calculation. The architectural section describes the architectural solutions of the designed building and provides calculations of the thermal resistance of the building envelope and roof. In the structural section, load combinations acting on the building are determined, and the load-bearing elements are designed according to the most critical combinations. These include the main hollow-section truss frames, as well as rectangular hollow-section columns and beams. The structural section also presents detailed calculations and drawings of the designed structures and their connections. A shallow foundation for the internal truss frame column was designed, its settlement was verified, and the reinforcement was selected constructively. It is emphasized that the truss frame column is rigidly fixed within the foundation in the plane of the truss frame. The beams are connected to the columns by pinned connections. It is important to note that the overall stability of the building is ensured by vertical and horizontal bracing systems between the beams and columns.
Industrial building architecture structures fire safety plans sections details columns trusses purlins beams.
Donatas Maka膷inas — Giedr臈 Sandovi膷
Arch Pedestrian and Bicycle Bridge over the Neris River in Vilnius
In the final bachelor's thesis, a steel arch pedestrian and bicycle bridge over the Neris River in Vilnius was designed. The bridge span length is 108.0 m and...
2026 Bachelor's and Integrated Studies
  • 2026
  • Bachelor's and Integrated Studies
Arch Pedestrian and Bicycle Bridge over the Neris River in Vilnius
Student: Donatas Maka膷inas
Supervisor: Giedr臈 Sandovi膷
Department: Department of Steel and Composite Structures
Thesis abstract (LT)
Baigiamajame bakalauro darbe suprojektuotas plieninis arkinis p臈s膷i懦j懦 ir dvira膷i懦 tiltas per Ner寞 Vilniuje. Tilto tarpatramio ilgis 鈥 108,0 m, plotis 鈥 6,0 m. Tiltas suprojektuotas pagal galiojan膷ius Eurokodo (LST EN) ir STR reikalavimus. Darb膮 sudaro: architekt奴rin臈 dalis, konstrukcin臈 dalis, technologin臈 dalis, i拧vados, literat奴ros s膮ra拧as ir grafin臈 dalis. Architekt奴rin臈je dalyje apra拧oma tilto statybos vieta, projektavimo s膮lygos ir konstrukcij懦 variant懦 parinkimas. Konstrukcin臈je dalyje sudaryti apkrov懦 deriniai, atliktas dviej懦 variant懦 palyginimas. Naudojant programin臋 寞rang膮 鈥濧utodesk Robot Structural Analysis鈥, atliktas erdvinio modelio element懦 stiprumo ir stabilumo tikrinimas saugos (ULS) ir tinkamumo (SLS) ribiniams b奴viams. Technologin臈je dalyje apra拧omas nuoseklus 4 etap懦 tilto montavimo procesas up臈s vagoje naudojant laikin膮sias atramas bei pateikti statybviet臈s saugos ir aplinkosaugos reikalavimai. Projekto grafin臋 dal寞 sudaro tilto architekt奴riniai-konstrukciniai br臈啪iniai ir montavimo technologijos schemos. Darbo apimtis 鈥 101 puslapiai teksto, 42 paveikslai, 25 lentel臈s, 17 bibliografini懦 拧altini懦 ir 6 br臈啪iniai.
Arkinis tiltas p臈s膷i懦j懦 ir dvira膷i懦 tiltas plienin臈s konstrukcijos konstrukcij懦 skai膷iavimas Autodesk Robot Structural Analysis tilt懦 montavimas.
Thesis abstract (EN)
In the final bachelor's thesis, a steel arch pedestrian and bicycle bridge over the Neris River in Vilnius was designed. The bridge span length is 108.0 m and the width is 6.0 m. The bridge was designed in accordance with the current Eurocode (LST EN) and STR (Technical Building Regulations) requirements. The thesis consists of: an architectural part, a structural part, a technological part, conclusions, a list of references, and a graphical part. The architectural part describes the bridge construction site, design conditions, and the selection of structural alternatives. The structural part includes load combinations and a comparison of two structural variants. Using Autodesk Robot Structural Analysis software, the strength and stability of the 3D model elements were verified for ultimate limit states (ULS) and serviceability limit states (SLS). The technological part describes a sequential 4-stage bridge erection process in the riverbed using temporary supports, alongside construction site safety and environmental requirements. The graphical part of the project consists of architectural-structural drawings of the bridge and erection technology schemes. The scope of the thesis is 101 text pages, 42 figures, 25 tables, 17 bibliographic sources, and 6 drawings.
Arch bridge pedestrian and bicycle bridge steel structures structural analysis Autodesk Robot Structural Analysis bridge erection.

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