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. 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. Dynamic response analysis of cable of submerged floating. 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. In some cases immersed tunnels also used which run beneath the sea or river bed.
Submerged floating tunnels sfts are innovative structural. A simplified analysis model of cable for submerged floating tunnel subjected to parametrically excited vibrations in the ocean environment is proposed in this investigation. Presentation slides for ieee final year civil engineering ce or ieee civil. Research on tubular segment design of submerged floating tunnel. 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. In contrast, a bored tunnel is usually only stable if its roof is at least its own diameter beneath the water. Performance evaluation of submerged floating tunnel. It is neither placed within nor bored through the ground. Ppt, pdf, doc,abstract, powerpoint presentation, free download for civil engineering students. Introduction tunnels in water are by no means new in civil engineering. 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. 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. Submerged floating tunnels sft for transportation must be designed to secure passengers safety in case of accidental events.
Submerged floating tunnel sft is a new structural concept for crossing water. The submerged floating tunnel suggested by reinertsen olav olsen group 2012 consists of twoparallel submer ged concrete tubes with an outer diameter of 12. Mar, 2015 here we are giving you submerged floating tunnels seminar and ppt with pdf report. Transatlantic floating tunnel powerpoint presentation.
Download from so many useful civil engineering files for free. Nov 30, 2017 the submerged floating tunnel will set up new trends in transportation engineering. T he sft is putting a tubularshaped structure at a certain depth below the surface of the water using buoyancy as its carrying capacity. Submerged floating tunnel ppt buoyancy civil engineering scribd. Submerged floating tunnel is an innovative tunnel infrastructure passing through the deep sea independent of. Submerged floating tunnels ppt video online download. Jan 21, 2015 submerged floating tunnels sft for transportation must be designed to secure passengers safety in case of accidental events. 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. Underwater explosion is the most critical event to long submerged structures.
Submerged floating tunnels seminar report, ppt, pdf for civil. Submerged floating tunnel, design, construction, durability, risk analysis 1. The analysis shows that the connection joint proposed in this paper satisfies the requirement of safety under water environment and will be a. Submerged floating tunnels pdf report free download. It is a high speed theoretical tunnel between newyork and london a free powerpoint ppt presentation displayed as a flash slide show on id. The big advantage of a floating submerged tunnel compared to a bridge is the lightly loaded construction. Research on type selection of submerged floating tunnel of. 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. 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. The equation of motion of the cable is obtained by a mathematical method utilizing the euler beam theory and the galerkin method. With this advances in technology that will reduce the time required for travelling. Download submerged floating tunnel documentation with. Submerged floating tunnels seminar report,pdf,ppt,doc. 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.
Design of the submerged floating tunnel operating under various conditions article pdf available in procedia engineering 4. Submerged floating tunnel seminar pdf report and ppt study mafia. 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. Submerged floating tunnel ppt free download as powerpoint presentation. 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. Transverse earthquake response and design analysis of. In this chapter the concept of the submerged floating tunnel and the opportunities for possible locations are discussed. Therefore, adhering to the natural conditions of qiongzhou strait, submerged floating tunnel is the best and most suitable scheme for crosssea passageway. Flexible submerged tunnel has much less problems with earthquakes which can happen in this area.
Application of suction caissons to submerged floating. Ppt floating tunnel powerpoint presentation, free download. Submerged tunnels can be placed immediately beneath a waterway. Meanwhile, in the area with high earthquake risk, submerged floating tunnel, the structure with softness and hardness, has better adaptability. Introduction submerged floating tunnel sft or bridge floating in water is a new concept in the field of transport infrastructure. The tube is placed underwater, deep enough to avoid water traffic and weather. The submerged floating tunnel is a tube like structure made of steel and concrete utilizing the law of buoyancy.
The submerged floating tunnel utilizes lakes and waterways to carry traffic under water and on to the other side. Benefits can be obtained with respect to less energy. 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. Since about 1900, more than 100 merge tunnels have been extending. Tunnels in water are by no means modern in civil engineering. Transatlantic floating tunnel powerpoint presentation ground motions for design usgs powerpoint presentation. Application of suction caissons to submerged floating tunnel. 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. 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. Oct 30, 2016 model submerged floating tunnel ce student. All you need to do is just click on the download link and get it.
Submerged floating tunnel sft is an innovative crossingstrait transportation which is. 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. This allows submerged tunnel approaches to be shorter andor approach gradients to be flatter an advantage for all tunnels, but especially so for railways. Global response of submerged floating tunnel against. A free powerpoint ppt presentation displayed as a flash slide show on id. Design of the submerged floating tunnel operating under. This page contains submerged floating tunnel seminar and ppt with pdf report. Pdf design of the submerged floating tunnel operating under. Civil engineering ce seminar topics 2019, ppt pdf reports. Ppt transatlantic tunnel powerpoint presentation free. 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. It supported on columns or held in place by tethers attached to. Explore submerged floating tunnels with free download of seminar report and ppt in pdf and doc format. A submerged tunnel is a tunnel that floats in water, supported by its buoyancy.
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. Ppt immersed tunnels powerpoint presentation free to. 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. Submerged floating tube bridges long span bridges research structural dynamics department of structural engineering. The submerged floating tunnel sft was patented in uk in 1886, and the first. Research on tubular segment design of submerged floating. 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. 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. 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. Submerged floating tunnel seminar pdf report and ppt. Submerged floating tunnels ppt and seminar free download.
Explore submerged floating tunnels with free download of. The sftb has to be supported by floating pontoons or. Safety study on connection joint for submerged floating tunnel. 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. A floating tunnel structure is surrounded by water. Download full advanced civil engineering seminar topics in doc, pdf or ppt format. Analysis of wave force induced dynamic response of. Submerged floating tunnel ppt buoyancy civil engineering. Submerged floating tunnel free download as powerpoint presentation. This page contains submerged floating tunnels seminar and ppt with pdf report. The hydrodynamic force induced by earthquake excitations is formulated to simulate real. The beauty of the bridge is that it takes over to the other side. Submerged floating tunnels seminar report, ppt, pdf for. Under water a weight reduction takes place which lowers the loads to be carried by the tunnel.1303 1272 336 808 409 8 413 410 822 1283 1265 428 386 15 595 116 1516 941 720 294 851 600 480 563 638 326 42 593 599 411 1485 396 1128