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subgrade soil

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См. также в других словарях:

  • Soil cement — is a construction material , a mix of pulverized natural soil with small amount of portland cement and water, usually processed in a tumble, compacted to high density. Hard, semi rigid durable material is formed by hydration of the cement… …   Wikipedia

  • Subgrade — In highway engineering, subgrade is the native material underneath a constructed pavement. It is also called formation level. Explanation Subgrades are commonly compacted before the construction of a pavement, and are sometimes stabilized by the… …   Wikipedia

  • soil mechanics — the branch of civil engineering that deals with the mechanical behavior of soil and similar materials when they are compressed or sheared or when liquids flow through them. * * * Study of soils and their utilization, especially in planning… …   Universalium

  • subgrade — noun The layer of native soil on which the foundation of a road is laid …   Wiktionary

  • AASHTO Soil Classification System — The AASHTO Soil Classification System was developed by the American Association of State Highway and Transportation Officials, and is used as a guide for the classification of soils and soil aggregate mixtures for highway construction purposes.… …   Wikipedia

  • pavement subgrade — The upper part of the soil, natural or constructed, that supports the load transmitted by the runway pavement structure. See pavement structure …   Aviation dictionary

  • Asphalt concrete — Asphalt concrete. As shown in this cross section, many older roadways are …   Wikipedia

  • Road surface — A road in the process of being resurfaced Road surface (British English) or pavement (American English) is the durable surface material laid down on an area intended to sustain vehicular or foot traffic, such as a road or walkway. In the past… …   Wikipedia

  • Geoprofessions — is a term coined by ASFE/The Geoprofessional Business Association to connote various technical disciplines that involve engineering, earth and environmental services applied to below ground (“subsurface”), ground surface, and ground surface… …   Wikipedia

  • airport — airport1 /air pawrt , pohrt /, n. a tract of land or water with facilities for the landing, takeoff, shelter, supply, and repair of aircraft, esp. one used for receiving or discharging passengers and cargo at regularly scheduled times. [1915 20;… …   Universalium

  • Track (rail transport) — Permanent way redirects here. For other uses, see Permanent way (disambiguation). Twin rail tracks in a wooded area …   Wikipedia

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