Various types of bridges pdf

Type subtype length range image longest span longest total. However, there is generally significant overlap in the applicable ranges for the most common span ranges, so multiple bridge types are generally viable at. Just as there are many types of roofs with many roof parts, there are many different types of roof trusses. Hinged arches usually consist of either twohinged or threehinged varieties, and they are used mostly to bridge long spans. Made this powerpoint as an introduction to the types of bridges. This type of bridge requires a very sturdy foundation. Can span up to 800 feet natural support system strong can cope with bending forces can be constructed with simple materials. All of the bridges cross over streams except for four bridges that cross over railroad tracks.

Truss bridges truss civil engineering free 30day trial. This report highlights the basics of bridges and their types. Owing to their construction and architecture, they fascinate us. Arch bridges can be built from various materials, including wood, stone, concrete, and steel.

Beam bridges are the simplest bridge type normally consists of one or more spans, supported by abutment or pier at each end. The platform is too flexible to carry a light load. A simple 5 minute presentation on truss bridges and its types. To know about the various types of bridges, read on bridge is not merely a piece of construction, its a concept, i think sometimes. There are only a few types of bridge which are really different to each other. The main task of media planners is to select the most appropriate media channels that can effectively communicate the advertising message to a targeted audience. There are many different designs that all serve unique purposes and apply to different situations. Bridges are classified into so many types based on different criterias. Mar 19, 2017 bridges are built over huge landmasses, across water bodies, on highways as flyovers, and for many other purposes. Apr 21, 2018 bridge is a structure used to span over physical obstacles like highway, railway, water body etc without causing any obstruction. Types of bridges bridge types arch, girder, cable, truss. In the past, they may have taken the form of a log across a stream but today they are more familiar to us large box steel girder bridges. The slab may be supported by walls or by reinforced concrete beams usually cast monolithically with the slab or by structural steel beams or by columns, or by the ground.

A bridge is a structure providing passage over an obstacle without closing the way beneath. C bridges use the alternating voltage as the excitation voltage. There are various types of bridges classified based on span, materials, types of bridge structures, functions, utility and position etc. The different elements contained box test bed can make several types of maintenance of the deck. Many of the designs are obsolete, but the structures remain in service.

Bridge is a structure used to span over physical obstacles like highway, railway, water body etc without causing any obstruction. The arch bridge is one of the oldest types of bridges. Our new crystalgraphics chart and diagram slides for powerpoint is a collection of over impressively designed datadriven chart and editable diagram s guaranteed to impress any audience. Oct 02, 20 different types of bridges and criteria of site selection. In todays society, more and more focus is placed on safety, and this is why you need to have the best possible roof truss types installed in your home. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that todays audiences expect. These bridges links cities are stretched over many thousand feet. Arch bridges arches the banks carry the load and keep the ends of the bridge from spreading out arch bridges over under arch bridges oooovery strong if well designed oooocan be very beautiful tend to be very heavy need very strong abutments truss bridges truss bridges are mostly empty space, but very effective. However, there is generally significant overlap in the applicable ranges for the most common span ranges, so multiple bridge types are generally viable at most span ranges. It also compensates for thermal contraction and expansion that. Types of bridges based on span, materials, structures, functions.

Bridge type selection is dependent on the site characteristics, owner. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. Sep, 20 a bridge is a structure providing passage over an obstacle without closing the way beneath. Chapter two types and causes of concrete cracking in bridges. If the plank is thin in relation to its length, it will sag. Concrete members of this type are used for short and medium span. Truss bridges free download as powerpoint presentation. A bridge is structure which allows passage over an obstruction. Different types of bridges with pdf file engineering. A bridge is a structure that permits us to cross over an obstacle. The four main types of bridges engineering society.

Allow bridge to expand and contract w temperature changes. Children can better understand types of bridges and how they are constructed by learning what they are used for, the materials used to make them and which bridge shapes are the strongest. Ppt types of bridges powerpoint presentation free to. Bridge components and elements birm cedengineering. Classification of bridges instrumentation and control. Advantages of different types of bridges getaway usa. Steel bridges may be classified into various types according to. Different types of bridges bridge and its components. Winner of the standing ovation award for best powerpoint templates from presentations magazine. Types of beam bridges are girder bridge, box girder bridge, plate girder bridge etc. Arch bridges are typically used for pedestrians, railways and vehicles. Bridge type selection 1 bridge type selection once a decision is made that a bridge needs to be replaced or a new bridge is to be built the type of bridge structure needs to be determined.

Car traffic bridge the most common ty pe of bridge, with two or more lanes designed to carry car and truck traffic of various inten sities. This table contains a nonexhaustive list of bridges of architectural interest, as determined by the engineers australia andor other architectural organisations, as cited. Pdf a bridge is a manmade structure built to avoid physical obstacles without closing the way underneath such. Oct 24, 2011 these bridges were simple and made of wood, rock or bricks. A bridge is a structure built to span physical obstacles such as a body of water, valley, or road, for the purpose of providing passage over the obstacle. A set of printable posters showing various different types of bridges. Bridges are often built over huge landmasses or water bodies. Type subtype length range image longest span longest total arch bridge. Different types of bridge circuits and its functions.

Various types of bridges and how they work youtube. A context for common historic bridge types transportation. The simplest type of a bridge is stepping stones, so this may have been one of the earliest types. Bridges make it possible to cross over water, roads and railways. Media simply refers to a vehicle or means of message delivery system to carry an ad message to a targeted audience. Box girder bridges, made from steel, concrete, or both, are also beam bridges.

Tunnels are underground passages used for a variety of purposes i. Designs of bridges vary depending on the function of the bridge, the nature of the terrain where the bridge is to be. Designs of bridges vary depending on the function of the bridge, the nature of the terrain where. To be able to serve various roles, carry different types of weight, and span terrains of various sizes and complexities, bridges can strongly vary in their appearance, carrying capacity, type of structural elements, the presence of movable sections, construction materials and more. Aug 01, 2012 the five bridge types are arch, beam, beam, cablestayed, suspension, and truss. Can span up to 800 feet natural support system strong can cope with bending forces. This video introduces the various types of bridges throughout the. Design of reinforced concrete bridges department of civil. In its simplest form, a log across a creek is an example of a girder bridge. The various types are ideally suited to different span lengths. Different ways to support bridges, beams, pillars, stands, arches, cables.

Bridges are built over huge landmasses, across water bodies, on highways as flyovers, and for many other purposes. Today the bridges have become much modified structures than before and are of various types differing in their structures and their locations. The arch squeezes together and this squeezing force is carried along the curve to support at each end. The farther apart its piers, the weaker the beam becomes. Methods of bridge column casing properties, details and uses.

Beam bridges are simply like a log or a plank lying across the gap or stream beam is an old word for tree such as found in hornbeam or whitebeam for example many old arch bridges can be found made of stone some bridges look as though they are hanging from long wires and these are called. With pinned connections at the base, its base is able to rotate, which makes it different than the fixed arch, and this allows the structure to move freely. Bridge types tr sstruss system of straight, connected elements used to resist load commonly seen as through truss or deck truss popular in 19th and early 20th centuries constructed of wrougg,ht iron, steel, or timber. Types of bridges based on span, materials, structures. The weight of the beam pushes straight down on the piers. Different networking devices and hardware types hub, switch. Roads are also built in these bridges that allow easy travel for the people. Beam bridge spans rarely exceed 250 feet 76 m long, as the flexural stresses increase proportional to the square of the length and deflection increases proportional to.

Different types of bridge circuits and circuit diagrams a bridge circuit is one kind of electrical circuit wherein the two branches of the circuit are linked to a third branch which is connected in between the first two branches at some middle point along them. Here are 7 types of bridges everyone should know about. Children can also understand the structure of bridges by making their own simple models and. Bench test types of bridges the test bed type bridges provides several types of bridges. The concrete elements used in beam bridges may be reinforced, prestressed or posttensioned. C bridges are used to measure the resistance while the a.

The states bridges are generally on numbered routes such as md 7 or i95. Beam bridges are simply like a log or a plank lying across the gap or stream beam is an old word for tree such as found in hornbeam or whitebeam for example. A beam or girder bridge is the simplest kind of bridge. Media like tv, radio, print, outdoor and internet are instruments to convey an advertising message to the public. A bridge circuit is one kind of electrical circuit wherein the two branches of the circuit are linked to a third branch which is connected in between the first two branches at some middle point along them. National academies of sciences, engineering, and medicine. Girder bridges arch bridges cablestayed bridges rigid frame bridges truss bridges. The famous italian artist leonardo da vinci once said, an arch consists of two weaknesses, which, leaning on each other. Structures that are equal to or greater than 10 in length are considered bridges in minnesota per the mndot bridge and structure inspection manual pdf. Components of bridges concrete and steel bridges parts and details.

Girder bridges and plate girder bridges, usually made from steel, are types of beam bridges. Use the knex pieces to explore the various types of bridges. Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. And, one of the middle linking points is adjusted when it is used for a specific purpose. Neolithic people also built a form of boardwalk across marshes, of which the sweet track and the post track, are examples from england that are around 6000 years old. Undoubtedly ancient peoples would also have used log bridges. A roof truss is basically a structure that includes one or multiple triangular units. Slabs are constructed to provide flat surfaces, usually horizontal in building floors, roofs, bridges, and other types of structures. As the name suggests, arch bridge consists of curveshaped abutment at each end. Simple suspension bridge inca rope bridge stepstone bridge. Bridge bearings types of bearings for bridge structures. The obstructions may be river, valley, rail route or road way etc. Concrete members of this type are used for short and medium span bridges.

Different types of bridges and criteria of site selection. These bridges were simple and made of wood, rock or bricks. Types of bridges based on span, materials, structures, functions, utility etc planning for bridge construction including sequence and steps of planning. The harford county bridge inventory does not include any of the bridges that are in the state of marylands bridge inventory. It represents the idea of crossing over large spans of land or water, thus bridging the gaps. This table contains a nonexhaustive list of bridges listed on the various heritage registers of australia. Other variations include cantilever and moveable bridges. There are many bridge types that are typical for current construction. The obstacle to be crossed may be a river, a road, railway or a valley. The bridge circuit was mainly designed for measurement purpose in the laboratory.

C bridges are used to measure the impedances consisting capacitance and inductances. Generally, the roadway of bridge lies on the arch structure. During excavation, a tunnel passes through various types of rocks and. Ultrahigh performance fiber reinforced concrete elements pdf. Consists of a horizontal beam supported at each end by piers. Different configurations of bridges by material used, lattice girder, box girder, etc. It is often observed that a bridge is supported by a combination of means. Beam bridges are usually constructed of rcc or steel or a combination of both rcc and steel. Various types of bridges in terms of materials used, crosssection shape and structural. Bridge bearings types of bearings for bridge structures and. The required passage may be for a road, a railway, pedestrians, a canal or a pipeline. Bridge engineering classification of bridges civildigital.