Introduction to Civil Engineering & Materials

Nilanjan Mitra

nilanjan@civil.iitkgp.ernet.in

Structures Geotechnical Transportation Hydrology/Water Resources

Environmental

Civil Engineering

Civil Engineering includes the planning, design, construction, maintenance, and operation of the infrastructure that surrounds us and is the underpinning of our society. Our infrastructure includes roads, airports, railroads, buildings, bridges, water and wastewater treatment plants, sewers, drainage, flood control, water supply, landfills, and many other facilities.

Wonders of the World

Pyramid of Giza

Hanging Gardens of Babylon

Zeus Statue,Olympia

Wonders of the World

Stonehenge, UKColosseum, Rome

Great Wall of China

Hagia Sophia, Istanbul

Leaning Tower of Pisa

Taj Mahal, Agra

Christ the Redeemer, Brazil

Machu Picchu, Peru

Chichen Itza, Mexico

Petra, Jordan

Wonders of the World

Other Structures

Sydney Harbor bridge – Sydney

Arch Bridges

Wanxian bridge – Chongqing, China

Lupu bridge – Shanghai, China

Conceptual design, Dubai

Beam Bridges

Confederation bridge, Canada

Howrah bridge, Kolkata

Cantilever Bridges

Quebec bridge, Quebec, Canada

Suspension Bridge

Akashi-Kaikyo bridge, Japan

Golden Gate bridge – San Francisco, California

Brooklyn bridge – New York

Tatara bridge, Japan

Cable-Stayed Bridge

Millau viaduct, France

Erasmusbrug bridge, Rotterdam, Netherlands

Vidyasagar Setu, Kolkata

East Haddam bridge, Connecticut, USA

Movable (Swing) Bridge

El-Ferdan bridge, Suez Canal, Ismalia, Egypt

Truss Bridge

Trump International Hotel &Tower, Dubai

Burj Al Arab,DubaiBurj Dubai

Skyscrapers

Transamerica Pyramid, San Francisco

Chrysler building,New York

Empire State building,New York

Space Needle,Seattle

Skyscrapers

Taipei 101,Taipei

Petronas Tower,Kuala Lumpur

Shanghai World Financial Tower, Shanghai

Skyscrapers

Structural damage

Earthquake damage

Tornado/Hurricane damage

Fire damageFlood damage

Tsunami damage

Minnesota bridge collapse

Construction & Design practices

- Nilanjan Mitra

Excavations

Sheet to resist soil pressure

Sheeted excavation

Braced excavation

tieback

Foundation

Column footing

Wall footing

Steel constructions

Riveted connections

Bolted and Welded connections

Pinned connections

Superstructure

Substructure

Abutments

Pier

Concrete piers / abutments

Caissons

Iron / Steel

Wood

Rubble

Roller Bearing (Roller Nest)

Rocker Bearing

Barrel

Parapet (Railing)

Voussoir

Spandrel Wall

Keystone

Bridge construction – balanced-cantilever-method

Bridge construction – span-by-span method

Bridge construction – increment launching method

Minnesota bridge collapse2007

Infrastructure concerns