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| A storm drain for a public area:
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| Basement waterproofing and back-drain. Due to clay soil, clog prone filter-cloth was not used. Instead, pea gravel was used.
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| Area drains (surface drainage):
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Avalon Structural, Inc. 181 Ridgeview Drive Aptos, CA 95003
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Phone: (831) 479-4389 Fax: (831) 479-0328 Email: roger@avalonstructural.com
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CA License 677116 Classifications: B, C-8
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