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CIV 120: Building Materials & Testing for Architects

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CIV 120: Building Materials & Testing for Architects

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Questions and Answers

What are the primary live loads on bridge spans?

Traffic

What organization publishes specifications for truck loadings on highway bridges?

AASHTO (American Association of State and Highway Transportation Officials)

What type of loading occurs when moving vehicles bounce or sidesway on a bridge?

Impact load

What is the percentage increase of live loads due to impact called?

Impact factor, I Signup and view all the answers

What is the primary cause of wind loading on a structure?

Conversion of wind's kinetic energy into potential energy of pressure Signup and view all the answers

What factors affect the wind loading on a structure?

Density and velocity of air, angle of incidence, shape and stiffness of the structure, and roughness of its surface Signup and view all the answers

In which parts of the country is roof loading due to snow a major concern?

Areas with heavy snowfall Signup and view all the answers

What type of loads are critical for railroad bridges?

Railroad loads Signup and view all the answers

Why is protection against snow loading important?

To prevent possible failure of the structure Signup and view all the answers

What organization publishes specifications for railroad bridge loadings?

AREA (American Railroad Engineers Association) Signup and view all the answers