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- Preconsolidation_pressure abstract "Preconsolidation pressure is the maximum effective vertical overburden stress that a particular soil sample has sustained in the past. This quantity is important in geotechnical engineering, particularly for finding the expected settlement of foundations and embankments. Alternative names for the preconsolidation pressure are preconsolidation stress, pre-compression stress, pre-compaction stress, and preload stress. A soil is called overconsolidated if the current effective stress acting on the soil is less than the historical maximum.The preconsolidation pressure can help determine the largest overburden pressure that can be exerted on a soil without irrecoverable volume change. This type of volume change is important for understanding shrinkage behavior, crack and structure formation and resistance to shearing stresses. Previous stresses and other changes in a soil's history are preserved within the soil's structure. If a soil is loaded beyond this point the soil is unable to sustain the increased load and the structure will break down. This breakdown can cause a number of different things depending on the type of soil and its geologic history.Preconsolidation pressure cannot be measured directly, but can be estimated using a number of different strategies. Samples taken from the field are subjected to a variety of tests, like the constant rate of strain test (CRS) or the incremental loading test (IL). These tests can be costly due to expensive equipment and the long period of time they require. Each sample must be undisturbed and can only undergo one test with satisfactory results. It is important to execute these tests precisely to ensure an accurate resulting plot. There are various methods for determining the preconsolidation pressure from lab data. The data is usually arranged on a semilog plot of the effective stress (frequently represented as σ'vc) versus the void ratio. This graph is commonly called the e log p curve or the consolidation curve.".
- Preconsolidation_pressure thumbnail Consol_curve_plain.svg?width=300.
- Preconsolidation_pressure wikiPageID "30099659".
- Preconsolidation_pressure wikiPageLength "8757".
- Preconsolidation_pressure wikiPageOutDegree "27".
- Preconsolidation_pressure wikiPageRevisionID "679163371".
- Preconsolidation_pressure wikiPageWikiLink Artesian_aquifer.
- Preconsolidation_pressure wikiPageWikiLink Atterberg_limits.
- Preconsolidation_pressure wikiPageWikiLink Casagrande.
- Preconsolidation_pressure wikiPageWikiLink Category:Construction.
- Preconsolidation_pressure wikiPageWikiLink Category:Engineering.
- Preconsolidation_pressure wikiPageWikiLink Category:Soil.
- Preconsolidation_pressure wikiPageWikiLink Compaction_(geology).
- Preconsolidation_pressure wikiPageWikiLink Compression_(geology).
- Preconsolidation_pressure wikiPageWikiLink Consolidation_(soil).
- Preconsolidation_pressure wikiPageWikiLink Desiccation.
- Preconsolidation_pressure wikiPageWikiLink Effective_stress.
- Preconsolidation_pressure wikiPageWikiLink File:Consol_curve_plain.svg.
- Preconsolidation_pressure wikiPageWikiLink Geotechnical_engineering.
- Preconsolidation_pressure wikiPageWikiLink Pore_water_pressure.
- Preconsolidation_pressure wikiPageWikiLink Soil_compaction.
- Preconsolidation_pressure wikiPageWikiLink Soil_mechanics.
- Preconsolidation_pressure wikiPageWikiLink Structural_analysis.
- Preconsolidation_pressure wikiPageWikiLink Void_ratio.
- Preconsolidation_pressure wikiPageWikiLink Water_table.
- Preconsolidation_pressure wikiPageWikiLink Weathering.
- Preconsolidation_pressure wikiPageWikiLinkText "Preconsolidation pressure".
- Preconsolidation_pressure wikiPageWikiLinkText "preconsolidation pressure".
- Preconsolidation_pressure wikiPageWikiLinkText "preconsolidation stress".
- Preconsolidation_pressure wikiPageUsesTemplate Template:Reflist.
- Preconsolidation_pressure subject Category:Construction.
- Preconsolidation_pressure subject Category:Engineering.
- Preconsolidation_pressure subject Category:Soil.
- Preconsolidation_pressure type Science.
- Preconsolidation_pressure comment "Preconsolidation pressure is the maximum effective vertical overburden stress that a particular soil sample has sustained in the past. This quantity is important in geotechnical engineering, particularly for finding the expected settlement of foundations and embankments. Alternative names for the preconsolidation pressure are preconsolidation stress, pre-compression stress, pre-compaction stress, and preload stress.".
- Preconsolidation_pressure label "Preconsolidation pressure".
- Preconsolidation_pressure sameAs Q7239571.
- Preconsolidation_pressure sameAs ضغط_الاندماج_المسبق.
- Preconsolidation_pressure sameAs m.0g58fyc.
- Preconsolidation_pressure sameAs Q7239571.
- Preconsolidation_pressure wasDerivedFrom Preconsolidation_pressure?oldid=679163371.
- Preconsolidation_pressure depiction Consol_curve_plain.svg.
- Preconsolidation_pressure isPrimaryTopicOf Preconsolidation_pressure.