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Bridge crap

Stack #193846

Beam a rigid usually horizontal structure
bed rock the solid layer underneath sand or silt
caisson water tight dry chamber in which people work underwater
cantilever a projecting structure supported only at one end, like a shelf bracket or divingboard
compression a force that squeezes a material together
joints a device connecting 2 or more adjacent parts of a structure
pile a long wood concrete or steel driven into the soil
span the distance a bridge extends between two supports
steel an alloy of oron and carbon that is hard strong and malleable
swing bridge bridge that rotates around a center point
tension a force that pulls materials apart
torque a force or action that twists a material
Created by: Jman08