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Subgrade

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Water

Soil prepared and compacted to support a structure or pavement system.

Bureau of Reclamation — Bureau of Reclamation Glossary

Related Water terms

Chisel plowing
Conventional tillage
Cover crop
Stair Stepping
Subgrade surface
Tillage

Nearby Water terms

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Definitions are reproduced with attribution to their original sources; each entry links to the source and shows when it was retrieved. About · FAQ · Data build 2026-10-15.