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Headwalls and Wingwalls |
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| Headwalls and Wingwalls are produced to finish and secure the ends of gravity pipe, box culverts and bridge sections. They are designed to function together with the conduit to provide a sound, functional and permanent structure. |
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Applications
Head- and Wingwalls are used where:
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The conduit enters or exits finished grade
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Flow must be channeled into or out of a conduit
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The earth embankment surrounding the pipe must be retained
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The exposed pipe ends pose a danger to traffic
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Appearance of the pipe end is important |
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Types
Headwall and Wingwall systems can include:
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Parapets
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Free-standing wingwalls
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Free-standing headwalls
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Precast aprons
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Sizes
Every conduit size and shape has a corresponding Head- and Wingwall system available. |
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Joints
Headwall and Wingwall systems are usually connected structurally to the adjacent conduit. |
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Applicable Specifications
Various DOTs |
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