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The pier of a bridge is an intermediate support that holds the deck of the structure. It is a massive and permanent support, as opposed to the shoring , which is lighter and provides temporary support.
A pier is an intermediate support. The cap is the part that supports the bearing pads. Depending on the type of support structure, there may or may not be a cap. Wall piers and stub abutments do not require a cap, while a multi-column, hammerhead, or pile-bent pier will have a cap. The stem or stub is the main body of the foundation. It ...
Spacing of piers between the abutments is dependent on the capacity of the selected plate girders. Separate plate girder bridges span between each pair of abutments in order to allow for expansion joints between the spans. Concrete is commonly used for low piers, while steel trestle work may be used for high bridges.
A pier, in architecture, is an upright support for a structure or superstructure such as an arch or bridge. Sections of structural walls between openings (bays) can function as piers. Sections of structural walls between openings (bays) can function as piers.
The term column applies especially to a large round support (the shaft of the column) with a capital and a base or pedestal, [1] which is made of stone, or appearing to be so. A small wooden or metal support is typically called a post. Supports with a rectangular or other non-round section are usually called piers.
Full height abutment, cantilever abutment that extends from the underpass grade line to the grade line of the overpass roadway; Stub abutment, short abutments at the top of an embankment or slope, usually supported on piles; Semi-stub abutment, size between full height and stub abutment; Counterfort abutment, similar to counterfort retaining walls
Each v-shaped pier supports the deck in two places while only requiring one foundation. The bending moments experienced in the piers are minimal, allowing significant reductions in the foundation size. [6] Additionally, the effective length of each span is shortened compared to the spans of a bridge with vertical piers. [7]
A reinforced concrete column is a structural member designed to carry compressive loads, composed of concrete with an embedded steel frame to provide reinforcement. For design purposes, the columns are separated into two categories: short columns and slender columns.