The submerged floating tunnel is a tube like structure made of steel and concrete utilizing the law of. The submerged floating tunnel is a tube like structure made of steel and concrete utilizing the law of buoyancy. The big advantage of a floating submerged tunnel compared to a bridge is the lightly loaded construction. The equation of motion of the cable is obtained by a mathematical method utilizing the euler beam theory and the galerkin method. Submerged floating tunnel ppt free download as powerpoint presentation. An arched submerged floating tunnel has shown to be a safe and sound concept well suited to fulfill its intended functions during its planned life time. Anchor cables, sft, and submarine were modeled by the finite element method fem. Dynamic response analysis for submerged floating tunnel. Also explore the seminar topics paper on underwater turbines with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year civil engineering ce or ieee civil construction btech, be, mtech students for the year 2015 2016.
This page contains submerged floating tunnels seminar and ppt with pdf report. It supported on columns or held in place by tethers attached to the sea floor or by pontoons floating on the surface. Submerged floating tunnel ppt buoyancy civil engineering scribd. Based on the design technology of immersed tunnel, bridge and tunnel engineering, combining the current relevant design codes or specification of civil and offshore engineering in china, the conceptual design method of submerged floating tunnel tubular segment is presented according to safety, applicability, economy, fine appearance and environmental protection. A free powerpoint ppt presentation displayed as a flash slide show on id. Since about 1900, more than 100 merge tunnels have been extending. In the late 1960 s a small group of highly recognized no rwegian engineers was established to evaluate the potentials for the sft concept. Tunnels in water are by no means modern in civil engineering. Submerged floating tunnels seminar report, ppt, pdf for. Collision analysis of submerged floating tunnel by.
Submerged floating tunnel ppt buoyancy civil engineering. Lastly, the paper has discussed the key technology problems in applying submerged floating tunnel to qiongzhou strait. It supported on columns or held in place by tethers attached to. Flexible submerged tunnel has much less problems with earthquakes which can happen in this area.
Jeju island offshore was simulated in numerical software. The main sft configuration and dimensions are shown in figure 32, and principal tunnel data are given in sec. Pdf design of the submerged floating tunnel operating under. Introduction submerged floating tunnel sft is an innovative crossingstrait transportation which is usually suspended above the sea floor and anchored by the support system of either pontoons at the surface or the anchors fixed in the sea bed. Submerged floating tunnel sft, is a new transport facility for crossing waterways. To study the vibration response of submerged floating tunnel tether under the combined action of vortexinduced vibration and parametric vibration, a nonlinear vibration equation based on wake oscillator model is set up taking the geometric nonlinearity of tether into account, in which effect of tube on tether is simplified as axial excitation. Ppt transatlantic tunnel powerpoint presentation free to. Archimedes bridge ab is a tubular structure that floats at a certain depth below the surface of the water carrying capacity exploiting derived from. Challenge in design and construction of submerged floating. Penetrating phenomenon in the calculation process was achieved by the penalty function, and. A submerged floating tunnel sft, also known as submerged floating tube bridge sftb, suspended tunnel, or archimedes bridge, is a proposed design for a tunnel that floats in water, supported by its buoyancy specifically, by employing the hydrostatic thrust, or. The submerged floating tunnel concept was first conceived at the beginning of the century, but no actual project was undertaken until recently. A submerged floating tunnel sft, also known as submerged floating tube bridge sftb, suspended tunnel, or archimedes bridge, is a proposed design for a tunnel that floats in water, supported by its buoyancy specifically, by employing the hydrostatic thrust, or archimedes principle. This report illustrates the outcome of the submerged floating tunnel sft analysis project, carried out by the danish road institute, the norwegian road research laboratory and the italian company ponte di archimede nello stretto di messina spa, with financial support by the european union.
Explore underwater turbines with free download of seminar report and ppt in pdf and doc format. In this paper, first, shock waves and impulse pressures generated by an explosive away from the sft are expressed by the formulas coming from the experimental results. The submerged floating tunnel is a tubelike structure of steel or concrete made to through buoyancy and supported on columns or held in place by tethers attached to the sea floor or by pontoons floating on the surface. But when the bed is too rocky, too deep or too undulating submerged floating tunnels are used. Download from so many useful civil engineering files for free. Pdf in norway there has been identified several crossings with a variety of different conditions under which a submerged floating tunnel, sft or. Underwater explosion is the most critical event to long submerged structures. On the basis of working surroundings of submersed floating tunnel sft, a new type of connexion joint is designed to link its tubes, and its mechanical behavior and safety under water condition are also analyzed by means of finite element methodfem. Fogazzi 200017 and di pilato 200818 developed a program to simulate. Underwater turbines seminar report, ppt, pdf for civil. Design of the submerged floating tunnel operating under various conditions article pdf available in procedia engineering 4. Submerged floating tunnel sft is a new type of transport structure.
Analysis of wave force induced dynamic response of submerged. They conclud ed that the concept was wort hwhile pursuing and made. It is different from the general bridges and tunnels engineering, it has a significant advantage over. The experience of building immersed tunnel is transferable to build the submerged floating tunnel. Therefore, adhering to the natural conditions of qiongzhou strait, submerged floating tunnel is the best and most suitable scheme for crosssea passageway. Research on type selection of submerged floating tunnel of. It is supported by cables either anchored to the earth or by pontoons floating. Safety study on connection joint for submerged floating tunnel. Roads, bridges, and tunnels are tools of connections in between cities and villages. Immersed tube bored tunnel shall be constructed when the ground or waterbed is appropriate for excavating and preferred for deep tunnels. Preliminary design problem definition the main objective is to design an optimal crossing alternative based on geotechnical, structural, financial, social, and environmental considerations. Explore submerged floating tunnels with free download of seminar report and ppt in pdf and doc format. Download latest civil engineering seminar topics in pdf. Global response of submerged floating tunnel against.
Combining with the characteristics of submerged floating tunnel sft and surrounding environment, it is of great theoretical and. This paper presents the theoretical investigation on the damage of the submerged floating tunnel sft under extreme loads. Submerged floating tunnels ppt and seminar free download submerged. Transverse earthquake response and design analysis of. Research on tubular segment design of submerged floating tunnel. Mar, 2015 here we are giving you submerged floating tunnels seminar and ppt with pdf report. The submerged floating tunnel utilizes lakes and waterways to carry traffic under water and on to the other side.
All you need to do is just click on the download link and get it. Giulio martire the development of submerged floating. Free tunnel powerpoint template free powerpoint templates. Submerged floating tunnel civil engineering portal. Construction works and roads are the main projects in urban and rural areas. Pdf submerged floating tunnel sft is a new type of transport structure. In contrast, a bored tunnel is usually only stable if its roof is at least its own diameter beneath the water. Submerged floating tunnel proposed in seattle, wa february 19, 2002 by jsubt. I would like to take the submerged floating tunnel as my seminar topic. The present template design of free tunnel powerpoint template would be a perfect match for your presentation relating to construction works. Download full civil engineering seminar topics with ppt in doc, pdf or ppt format. Under water a weight reduction takes place which lowers the loads to be carried by the tunnel. Submerged floating tunnel seminar pdf report and ppt study mafia. Response analysis of submerged floating tunnel hit by.
Vibration response of cable for submerged floating tunnel. So when i came to know about this site from my friends i thought that it will be a great idea to ask the full report and ppt of my. Underwater tunneling free download as powerpoint presentation. Submerged floating tunnel, design, construction, durability, risk analysis 1. Free structural design software steel connection design excel spreadsheet. Collection of civil engineering seminar topics with ppt. A simplified analysis model of cable for submerged floating tunnel subjected to simultaneous hydrodynamic force and earthquakeexcited vibrations in an ocean environment is proposed in this study.
Submerged floating tunnel seminar pdf report and ppt. Combining with the characteristics of submerged floating tunnel sft and surrounding environment, it is of great theoretical and practical significance to develop research in the areas of potential risk and impact factors, risk index system, risk level of sft. The submerged floating tunnel suggested by reinertsen olav olsen group 2012 consists of twoparallel submer ged concrete tubes with an outer diameter of 12. Submerged floating tunnels ppt and seminar free download. Water was modeled by smoothedparticle hydrodynamics sph. The purpose of the present study is to develop a dynamic analysis program for sft and investigate dynamic response characteristics of sft subjected to external environmental wave load. The big advantage of a floating submerged tunnel compared to a bridge is the lightly loaded constructionlightly loaded construction under water a weight reduction takes place which lowers the loads to be carried by the tunnel. Pdf challenge in design and construction of submerged floating. It is supported by cables either anchored to the earth or by pontoons floating of the. Also explore the seminar topics paper on submerged floating tunnels with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year civil engineering ce or ieee civil construction btech. Melissa jennings for the strait of georgia technical advisor. A simplified analysis model of cable for submerged floating tunnel subjected to parametrically excited vibrations in the ocean environment is proposed in this investigation.
Drillingblasting method or by using a tunnelboring machine. Dynamic response and fluid structure interaction of submerged. Design of the submerged floating tunnel operating under. Oct 30, 2016 model submerged floating tunnel ce student. Submerged floating tunnels pdf report free download. Ppt floating tunnel powerpoint presentation, free download.
Jan 21, 2015 submerged floating tunnels sft for transportation must be designed to secure passengers safety in case of accidental events. Global dynamics simulations of sft submerged floating tunnel including hydro elasticity. It is a high speed theoretical tunnel between newyork and london a free powerpoint ppt presentation displayed as a flash slide show on id. Submerged floating tunnel sft is a new structural concept for crossing water. A submerged tunnel is a tunnel that floats in water, supported by its buoyancy. Submerged floating tunnel sft is an innovative crossingstrait transportation which is. Transverse earthquake response and design analysis of submerged floating tunnels with various shore connections jian xiao, guojun huang laboratory of environmental engineering, institute of mechanics, chinese academy of sciences, beijing 100190, china. The tube is placed underwater, deep enough to avoid water traffic and weather.
The submerged floating tunnel is an innovative concept for crossing waterways, utilizing the law of buoyancy to support the structure at a moderate and convenient depth. In this paper, first, shock waves and impulse pressures generated by an explosive away from the sft are expressed by the formulas coming from the experimental. Transatlantic floating tunnel powerpoint presentation ground motions for design usgs powerpoint presentation. The hydrodynamic force induced by earthquake excitations is formulated to simulate real. The discussion is founded on the authors 10 year experience in building the hong kongzhuhaimacao bridge hzmb immersed tunnel as a site design engineer. Application of suction caissons to submerged floating tunnel.
Submerged floating tunnels seminar report,pdf,ppt,doc. Introduction submerged floating tunnel sft, known as archimedes bridge in italy, is a kind of innovative traffic structure, which is used to cross straits, large lakes or deep rivers 1, 2. Introduction submerged floating tunnel sft or bridge floating in water is a new concept in the field of transport infrastructure. Design of immersed tunnel and how we research submerged. Dynamic response and fluid structure interaction of submerged floating tunnels s. Sumit thakur civil submerged floating tunnels seminar and ppt with pdf report. The submerged floating tunnel sft was patented in uk in 1886, and the first norwegi an patent on the subject was issued in 1923. Ppt immersed tunnels powerpoint presentation free to. Submerged floating tunnel is an innovative tunnel infrastructure passing through the deep sea independent of wave and wind so that high speed vehicle or train can run. Dynamic response analysis of cable of submerged floating. Meanwhile, in the area with high earthquake risk, submerged floating tunnel, the structure with softness and hardness, has better adaptability.
In some cases immersed tunnels also used which run beneath the sea or river bed. Research center for smart submerged floating tunnel system. Floating tunnel powerpoint presentation ground motions for design usgs powerpoint presentation. Also explore the seminar topics paper on submerged floating tunnels with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year civil engineering ce or ieee civil construction btech, be, mtech students for the year 2015 2016. On the background of a certain strait channel construction abroad, based on the research of domestic strait crossing solution, a tunnel crossing solution submerged floating tunnel or underwater continuous girder bridge is designed, which foundation is ordinary column piers and main beam is for vehicle passing.
Submerged floating tunnel proposed in seattle, wa subterra. Submerged tunnel underwater tunneling by rijwi ghosh 1ew10cv060 under the guidance of mr. There are two alternative methods to build a bored tunnel. Research on strait crossing solution of submerged floating. Submerged tunnels can be placed immediately beneath a waterway. Immersed tunnels typically, an immersed tunnel is made by sinking precast concrete boxes into a dredged channel and joining them up under water. Udahl1 1department of structural engineering, norwegian university of science and technology, norway 2department of marine technology, norwegian university of science and technology, norway abstract. Explore download latest civil engineering seminar topics in pdf with report, civil engineering seminar topics 2016, latest ieee civil construction seminars list, top advanced seminar papers 2015 2016, recent ieee essay topics, speech ideas, dissertation, ce new thesis, research ieee ce seminar topics, reports, synopsis, advantanges, disadvantages, abstracts, presentation slides free download. I have collected some data about the topic from wikipedia but,the details that i collected are insufficient. This allows submerged tunnel approaches to be shorter andor approach gradients to be flatter an advantage for all tunnels, but especially so for railways. T he sft is putting a tubularshaped structure at a certain depth below the surface of the water using buoyancy as its carrying capacity. In general, sft is a tubular structure that is floating at a certain depth below the surface of the water, exploiting bearing capacity derived from archimedes force, has a fixed position through a system of anchors made of cables connected to the seabed. Submerged floating tunnels sft for transportation must be designed to secure passengers safety in case of accidental events. Research on tubular segment design of submerged floating.
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