Introduction submerged floating tunnel sft or bridge floating in water is a new concept in the field of transport infrastructure. Tunnels in water are by no means modern in civil engineering. Challenge in design and construction of submerged floating. Submerged tunnels can be placed immediately beneath a waterway. Mar, 2015 here we are giving you submerged floating tunnels seminar and ppt with pdf report. 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. It supported on columns or held in place by tethers attached to. A submerged tunnel is a tunnel that floats in water, supported by its buoyancy. Explore submerged floating tunnels with free download of. Transverse earthquake response and design analysis of.
Therefore, adhering to the natural conditions of qiongzhou strait, submerged floating tunnel is the best and most suitable scheme for crosssea passageway. Design of the submerged floating tunnel operating under. One of the proposed solutions is the construction of a submerged floating tube bridge sftb, that, when built, will be the first of its kind worldwide. The tube is placed underwater, deep enough to avoid water traffic and weather. Introduction tunnels in water are by no means new in civil engineering. This page contains submerged floating tunnels seminar and ppt with pdf report. The beauty of the bridge is that it takes over to the other side. The sftb has to be supported by floating pontoons or. Norway is looking into another option to link its fjords with its cities an underwater tunnel suspended at a series of floats that can be seen on the surface. The analysis shows that the connection joint proposed in this paper satisfies the requirement of safety under water environment and will be a. Flexible submerged tunnel has much less problems with earthquakes which can happen in this area. Huge list of civil engineering ce seminar topics 2019 ppt pdf reports, latest ieee civil construction seminars list, top advanced seminar papers 2018 2017, recent ieee essay topics, speech ideas, dissertation, ce new thesis, research ieee ce seminar topics, reports, synopsis, advantanges, disadvantages, abstracts, presentation slides free download. Submerged floating tunnel ppt buoyancy civil engineering. Pdf design of the submerged floating tunnel operating under.
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. This allows submerged tunnel approaches to be shorter andor approach gradients to be flatter an advantage for all tunnels, but especially so for railways. 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. It is a high speed theoretical tunnel between newyork and london a free powerpoint ppt presentation displayed as a flash slide show on id. Performance evaluation of submerged floating tunnel. Sumit thakur civil submerged floating tunnels seminar and ppt with pdf report. Under water a weight reduction takes place which lowers the loads to be carried by the tunnel. 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.
It is supported by cables either anchored to the earth or by pontoons floating of the. The tunnel can, for example, be set under the ground, as is the case with eurostar, which was opened in 1994 across the channel and connects london with several cities in mainland europe. A simplified analysis model of cable for submerged floating tunnel subjected to parametrically excited vibrations in the ocean environment is proposed in this investigation. 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. Research on tubular segment design of submerged floating tunnel. Submerged floating tunnels sfts are innovative structural. Download submerged floating tunnel documentation with. Submerged floating tunnel seminar pdf report and ppt. As the needs of society for regional growth and the protection of the environment have assumed increased importance, in this wider context the submerged floating tunnel offers new opportunities. T he sft is putting a tubularshaped structure at a certain depth below the surface of the water using buoyancy as its carrying capacity. Design of the submerged floating tunnel operating under various conditions article pdf available in procedia engineering 4. Immersed tunnels typically, an immersed tunnel is made by sinking precast concrete boxes into a dredged channel and joining them up under water.
Submerged floating tunnel free download as powerpoint presentation. Explore submerged floating tunnels with free download of seminar report and ppt in pdf and doc format. Huge list of civil engineering ce seminar topics 2019 ppt pdf reports, latest ieee civil construction seminars list, top advanced seminar papers 2018 2017, recent ieee essay topics, speech ideas, dissertation, ce new thesis, research ieee ce seminar topics, reports, synopsis, advantanges, disadvantages, abstracts, presentation slides free download pdf, doc and. 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. Submerged floating tunnel sft is an innovative crossingstrait transportation which is. Ppt immersed tunnels powerpoint presentation free to. Ppt, pdf, doc,abstract, powerpoint presentation, free download for civil engineering students. Ppt transatlantic tunnel powerpoint presentation free. But when the bed is too rocky,too deep or too undulating submerged floating tunnels are used. The big advantage of a floating submerged tunnel compared to a bridge is the lightly loaded construction. Submerged floating tunnels seminar report, ppt, pdf for civil. The hydrodynamic force induced by earthquake excitations is formulated to simulate real. The equation of motion of the cable is obtained by a mathematical method utilizing the euler beam theory and the galerkin method.
The main sft configuration and dimensions are shown in figure 32, and principal tunnel data are given in sec. Research on type selection of submerged floating tunnel of. Archimedes bridge ab is a tubular structure that floats at a certain depth below the surface of the water carrying capacity exploiting derived from. On the basis of working surroundings of submersed floating tunnelsft, 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. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Analysis of wave force induced dynamic response of. 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. It is neither placed within nor bored through the ground.
Jan 21, 2015 submerged floating tunnels sft for transportation must be designed to secure passengers safety in case of accidental events. A free powerpoint ppt presentation displayed as a flash slide show on id. Download from so many useful civil engineering files for free. In contrast, a bored tunnel is usually only stable if its roof is at least its own diameter beneath the water. The submerged floating tunnel utilizes lakes and waterways to carry traffic under water and on to the other side. Nov 08, 20 submerged tunnels can be placed immediately beneath a waterway. Stressed ribbon bridge a stress ribbon bridge is a tension structure similar in many ways to a simple suspension bridge. Ppt floating tunnel powerpoint presentation, free download. Transatlantic floating tunnel powerpoint presentation ground motions for design usgs powerpoint presentation. Civil engineering ce seminar topics 2019, ppt pdf reports. Global response of submerged floating tunnel against. Submerged floating tunnel, design, construction, durability, risk analysis 1. Presentation slides for ieee final year civil engineering ce or ieee civil. The submerged floating tunnel sft was patented in uk in 1886, and the first.
Submerged floating tunnels sft for transportation must be designed to secure passengers safety in case of accidental events. All you need to do is just click on the download link and get it. Submerged floating tunnel sft is a new structural concept for crossing water. Tunnels in water are by no means new in civil engineering in some cases immersed tunnels also used which run beneath the sea or river bed. Application of suction caissons to submerged floating. It supported on columns or held in place by tethers attached to the sea floor or by pontoons floating on the surface. Benefits can be obtained with respect to less energy. Submerged floating tunnel seminar pdf report and ppt study mafia.
Research on tubular segment design of submerged floating. In this chapter the concept of the submerged floating tunnel and the opportunities for possible locations are discussed. Since about 1900, more than 100 merge tunnels have been extending. Submerged floating tunnel is an innovative tunnel infrastructure passing through the deep sea independent of. 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.
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. The submerged floating tunnel is a tube like structure made of steel and concrete utilizing the law of buoyancy. Meanwhile, in the area with high earthquake risk, submerged floating tunnel, the structure with softness and hardness, has better adaptability. Ppt transatlantic tunnel powerpoint presentation free to. 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.
The submerged floating tunnel concept was first conceived at the beginning of the century, but no actual project was undertaken until recently. Application of suction caissons to submerged floating tunnel. Submerged floating tunnel ppt free download as powerpoint presentation. Make the transportation more effective by hiding the traffic under water by which the beauty of landscape is maintained.
Safety study on connection joint for submerged floating tunnel. 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. Download submerged floating tunnel documentation with ppt and pdf for free. With this advances in technology that will reduce the time required for travelling. Submerged floating tube bridges long span bridges research structural dynamics department of structural engineering. Oct 30, 2016 model submerged floating tunnel ce student. 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. Nov 30, 2017 the submerged floating tunnel will set up new trends in transportation engineering. By placing the tunnel at a certain depth the water traffic is not disrupted, while at the same time, protecting the structure from most of the environmental loads. Submerged floating tunnels ppt video online download. In some cases immersed tunnels also used which run beneath the sea or river bed. Submerged floating tunnels seminar report, ppt, pdf for.
An underwater tunnel connecting geneva and lausanne epfl. Download full advanced civil engineering seminar topics in doc, pdf or ppt format. Submerged floating tunnels pdf report free download. 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. This route crosses several fjords which are characterized by great widths up to 5 km and depths up to 1 km where nonconventional engineering solutions will be necessary. 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. This page contains submerged floating tunnel seminar and ppt with pdf report.
Submerged floating tunnels seminar report,pdf,ppt,doc. 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. Submerged floating tunnel ppt buoyancy civil engineering scribd. A floating tunnel structure is surrounded by water.