10 Tallest Bridges In The World== >

1. Millau Viaduct, France – 343 metres (1,125 ft) tall. Opened in 2004, this 4 lanesbridge is a cable-stayed bridge that spans the valley of the River Tarn near Millau in southern France. The bridge has 7 piers of different heights. The second one is the tallest with a height of 244.96 m (803 ft 8 in) – making it the tallest structure in France, taller than the Eiffel Tower!

2. Russky Bridge, Russia – 320.9 metres (1,053 ft) tall. Located in Vladivostok, the bridge was completed in 2012. It connects the mainland part of the city with Russky Island

3. Sutong Bridge, China – 306 metres (1,004 ft) tall. Opened in 2008, this bridge spans the Yangtze River between Nantong and Changshu

4. Akashi-Kaikyo Bridge, Japan – 298.3 metres (979 ft) tall. This beautiful suspension bridge was opened in 1998. It links the city of Kobe on the mainland of Honshu to Iwaya on Awaji Island. It is the tallest suspension bridge in the world

5. Stonecutters Bridge, Hong Kong – 298 metres (978 ft) tall. A high level cable-stayed bridge which spans the Rambler Channel in Hong Kong, connecting Nam Wan Kok, Tsing Yi island and Stonecutters Island. The bridge deck was completed and opened to the public in 2009

6. Yi Sun-sin Bridge, South Korea – 270 metres (890 ft) tall. Except of being the 6th tallest bridge in the world, it’s also the second tallest suspension bridge in the world and the fourth longest suspension bridge in the world

7. Jingyue Bridge, China – 265 metres (869 ft) tall. This cable-stayed bridge in Jianli County was opened in 2010 and crosses the Yangtze River

8. Great Belt East Bridge, Denmark – 254 metres (833 ft) tall. Opened in 1998, this bridgeruns between the Danish islands of Zealand and Funen. It is the third tallest bridge in Europe

9. Zhongxian Huyu Expressway Bridge, China – 247.5 metres (812 ft) tall. Completed in 2010, this bridge crosses the Yangtze River in Zhong County

10. Jiujiang Fuyin Expressway Bridge, China – 244.3 metres (802 ft) tall. A Cable-stayed bridge under construction and should be completed by the end of 2013. With a main span of 818 m (2,684 ft) it will become one of the longest cable-stayed bridges in the world upon its completion

Read More

10 Highest Bridges In The World = =>>

1. Sidu River Bridge, China – Height of 496 m (1,627 ft). This 1,222 m (4,009 ft) long suspension bridge is the world’s highest bridge since 2009. Located in the Hubei Province, it  crosses the valley of the Sidu River

2. Baluarte Bridge, Mexico – Height of 403 m (1,322 ft). A cable-stayed bridge, located along the Durango–Mazatlán highway. The bridge has a total length of 1,124 m (3,688 ft), the second-highest bridge overall

3. Baling River Bridge, China – Height of 370 m (1,210 ft). A suspension bridge in Guizhou Province. The bridge spans over the Baling River Valley. The bridge has a total length of 2,237 m (7,339 ft)

4. Beipanjiang River 2003 Bridge, China – Height of 366 m (1,201 ft). A suspension bridge in Guizhou Province. The bridge has a span width of 388 metres. Between 2003 and 2005, it was the world’s highest bridge

5. Aizhai Bridge, China – Height of 350 m (1,150 ft). A suspension bridge in Hunan, China. It is the world’s highest and longest tunnel-to-tunnel bridge

6. Beipanjiang River 2009 Bridge, China – Height of 318 m (1,043 ft). A suspension bridge in Guizhou Province. It crosses the Beipan River. It was opened to the public in 2009, just 6 years after another (and higher) bridge crossing the same river was opened (see number 4 in this list)

7. Liuguanghe Bridge, China – Height of 297 m (974 ft). A beam bridge in Guizhou, China. It held the record for world’s highest bridge between 2001 and 2003. It is still the highest beam bridge in the world

8. Zhijinghe River Bridge, China – Height of 294 m (965 ft). The highest arch bridge in the world. The bridge crosses the valley of the Zhijinghe River and is opened to the public since 2009

9. Royal Gorge Bridge, Colorado, United States – Height of 291 m (955 ft). The Royal Gorge Bridge is a tourist attraction within a theme park. The bridge deck crosses the Royal Gorge 955 feet (291 m) above the Arkansas River, and held the record of highest bridge in the world from 1929 until 2001. The bridge is 1,260 feet (384 m) long It is the highest in the United States

10. Beipanjiang River Railway Bridge, China – Height of 275 m (902 ft). The world’s highest railway bridge. The bridge spans a deep canyon on the Beipan River in Guizhou province. This is the third bridge within this list spanning over the Beipan river

Read More

Syllabus for Civil Engineering (CE) == >

GATE 2015 paper Pattern for Civil Engineering
Engineering Mathematics	Engineering Mathematics will have 13% of total marks weigh
General Aptitude	General Aptitude will have 15% of total marks weigh
Subject questions	Subject questions will have rest 72% of total marks weigh

           Syllabus for Civil Engineering (CE)  == >

ENGINEERING MATHEMATICS = =>

Linear Algebra: Matrix algebra, Systems of linear equations, Eigen values and eigenvectors. 

Calculus: Functions of single variable, Limit, continuity and differentiability, Mean value 

theorems, Evaluation of definite and improper integrals, Partial derivatives, Total derivative, 

Maxima and minima, Gradient, Divergence and Curl, Vector identities, Directional derivatives, 

Line, Surface and Volume integrals, Stokes, Gauss and Green’s theorems. 

Differential equations: First order equations (linear and nonlinear), Higher order linear 

differential equations with constant coefficients, Cauchy’s and Euler’s equations, Initial and 

boundary value problems, Laplace transforms, Solutions of one dimensional heat and wave 

equations and Laplace equation. 

Complex variables: Analytic functions, Cauchy’s integral theorem, Taylor and Laurent series. 

Probability and Statistics: Definitions of probability and sampling theorems, Conditional 

probability, Mean, median, mode and standard deviation, Random variables, Poisson, Normal 

and Binomial distributions. 

Numerical Methods: Numerical solutions of linear and non-linear algebraic equations 

Integration by trapezoidal and Simpson’s rule, single and multi-step methods for differential 

equations. 

STRUCTURAL ENGINEERING = =>

Mechanics: == >

Bending moment and shear force in statically determinate beams. Simple stress and 

strain relationship: Stress and strain in two dimensions, principal stresses, stress transformation, 

Mohr’s circle. Simple bending theory, flexural and shear stresses, unsymmetrical bending, shear 

centre. Thin walled pressure vessels, uniform torsion, buckling of column, combined and direct 

bending stresses. 

Structural Analysis: = =>

Analysis of statically determinate trusses, arches, beams, cables and 

frames, displacements in statically determinate structures and analysis of statically indeterminate 

structures by force/ energy methods, analysis by displacement methods (slope deflection and 

moment distribution methods), influence lines for determinate and indeterminate structures. 

Basic concepts of matrix methods of structural analysis. 

Concrete Structures == >

 Concrete Technology- properties of concrete, basics of mix design. 

Concrete design- basic working stress and limit state design concepts, analysis of ultimate load 

capacity and design of members subjected to flexure, shear, compression and torsion by limit 

state methods. Basic elements of prestressed concrete, analysis of beam sections at transfer and 

service loads. Steel Structures: Analysis and design of tension and compression members, beams and beam- 

columns, column bases. Connections- simple and eccentric, beam–column connections, plate 

girders and trusses. Plastic analysis of beams and frames. 

GEOTECHNICAL ENGINEERING = =>

Soil Mechanics: == >

Origin of soils, soil classification, three-phase system, fundamental definitions, 

relationship and interrelationships, permeability &seepage, effective stress principle, 

consolidation, compaction, shear strength. 

Foundation Engineering:  == >

Sub-surface investigations- scope, drilling bore holes, sampling, 

penetration tests, plate load test. Earth pressure theories, effect of water table, layered soils. 

Stability of slopes-infinite slopes, finite slopes. Foundation types-foundation design 

requirements. Shallow foundations-bearing capacity, effect of shape, water table and other 

factors, stress distribution, settlement analysis in sands & clays. Deep foundations–pile types, 

dynamic & static formulae, load capacity of piles in sands & clays, negative skin friction. 

WATER RESOURCES ENGINEERING  = =>

Fluid Mechanics and Hydraulics:= = = > 

Properties of fluids, principle of conservation of mass, 

momentum, energy and corresponding equations, potential flow, applications of momentum and 

Bernoulli’s equation, laminar and turbulent flow, flow in pipes, pipe networks. Concept of 

boundary layer and its growth. Uniform flow, critical flow and gradually varied flow in channels, 

specific energy concept, hydraulic jump. Forces on immersed bodies, flow measurements in 

channels, tanks and pipes. Dimensional analysis and hydraulic modeling. Kinematics of flow, 

velocity triangles and specific speed of pumps and turbines. 

Hydrology: == >

Hydrologic cycle, rainfall, evaporation, infiltration, stage discharge relationships, 

unit hydrographs, flood estimation, reservoir capacity, reservoir and channel routing. Well 

hydraulics. 

Irrigation: == >

Duty, delta, estimation of evapo-transpiration. Crop water requirements. Design of: 

lined and unlined canals, waterways, head works, gravity dams and spillways. Design of weirs 

on permeable foundation. Types of irrigation system, irrigation methods. Water logging and 

drainage, sodic soils. 

ENVIRONMENTAL ENGINEERING  = =>

Water requirements:= = =>

Quality standards, basic unit processes and operations for water 

treatment. Drinking water standards, water requirements, basic unit operations and unit processes 

for surface water treatment, distribution of water. Sewage and sewerage treatment, quantity and 

characteristics of wastewater. Primary, secondary and tertiary treatment of wastewater, sludge 

disposal, effluent discharge standards. Domestic wastewater treatment, quantity of characteristics 

of domestic wastewater, primary and secondary treatment Unit operations and unit processes of 

domestic wastewater, sludge disposal. Air Pollution: Types of pollutants, their sources and impacts, air pollution meteorology, air 

pollution control, air quality standards and limits. 

Municipal Solid Wastes:= =>

 Characteristics, generation, collection and transportation of solid 

wastes, engineered systems for solid waste management (reuse/ recycle, energy recovery, 

treatment and disposal). 

Noise Pollution: Impacts of noise, permissible limits of noise pollution, measurement of noise 

and control of noise pollution. 

TRANSPORTATION ENGINEERING  = =>

Highway Planning: Geometric design of highways, testing and specifications of paving 

materials, design of flexible and rigid pavements. 

Traffic Engineering: Traffic characteristics, theory of traffic flow, intersection design, traffic 

signs and signal design, highway capacity. 

SURVEYING  = =>

Importance of surveying, principles and classifications, mapping concepts, coordinate system, 

map projections, measurements of distance and directions, leveling, theodolite traversing, plane 

table surveying, errors and adjustments, curves. 

 

Read More