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Earth Science for future use
ELEMENTS OF A BRIDGE
ARCH:
a curved structure that converts the downward
force
of its own weight, and of any weight pressing down on top of it, into an outward force along its sides and base
BEAM:
a
rigid
, usually horizontal, structural element
CABLE:
a structural element formed from steel wire bound in strands;
the suspending element in a bridge; the supporting element in some dome roofs
PIER:
a vertical supporting structure, such as a pillar
TRUSS BEAM:
a rigid frame composed of short, straight pieces joined to form a series of triangles or other stable shapes
WOOD SUPPORT:
a flat surface capable of supporting weight, similar to a floor
Charly Stagg © 2013 paisley-pie.com