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a)Determine the coefficients of uniformity, Cu and curvature Cc for soils A, B, and C. (Done in Lecture 3 tutorial!) 5) Determine the different percentages of particle sizes available in each soil (e.g. %G, %S, %M, %C) ) Determine the LL and PL of Soil D

a)Determine the coefficients of uniformity, Cu and curvature Cc for soils A, B, and C. (Done in Lecture 3 tutorial!) 5) Determine the different percentages of particle sizes available in each soil (e.g. %G, %S, %M, %C) ) Determine the LL and PL of Soil D

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Tutorial (Cont.) Using the particle size distribution curves plotted previously and Atterberg limits results: a)Determine the coefficients of uniformity, Cu and curvature Cc for soils A, B, and C. (Done in Lecture 3 tutorial!) b) Determine the different percentages of particle sizes available in each soil (e.g. %G, %S, %M, %C) c) Determine the LL and PL of Soil D
Transcribed Image Text:Tutorial (Cont.) Using the particle size distribution curves plotted previously and Atterberg limits results: a)Determine the coefficients of uniformity, Cu and curvature Cc for soils A, B, and C. (Done in Lecture 3 tutorial!) b) Determine the different percentages of particle sizes available in each soil (e.g. %G, %S, %M, %C) c) Determine the LL and PL of Soil D
Table 2 British Soil Classification System for Engineering Purposes Soil groups GRAVEL and SAND may be qualified sandy GRAVEL and gravelly SAND. etc., where appropriate Subgroups and laboratory identification Subgroup symbol Fines (% less than 0.06 mm) Group symbol Liquid limit Slightly silty or GW GW clayey GRAVEL G GP GPu GPg O to 5 Silty GRAVEL G-MGWM GPM Clayey GRAVEL G-F G-C GWC GPC 5 to 15 GM GF GC Very silty GRAVEL GML, etc 15 to 35 GCL GCI GCH GCV GCE Very clayey GRAVEL Slightly silty or clayey SAND Sw SW O to 5 SP SPu SPg SWM SPM swc SPC Silty SAND S-M S-F S-C 5 to 15 Clayey SAND Very silty SAND SM SML, ete SF SC 15 to 35 SCL SCI SCH SCV SCE Very clayey SAND MG FG CG Gravelly SILT MLG, etc CLG CIG CHG CVG CÉG Gravelly CLAY <35 35 50 50 to 70 70 to 90 >90 MS FS CS Sandy SILT MLS, ete Sandy CLAY CLS, etc SILT (M-SOIL) M F. ML, ete CLAY <35 50 to 70 70 to 90 -90 ORGANIC SOILS Descriptive letter O' suffixed to any group or subgroup symbol Pt PEAT Suos ANIH more than 35% of the material COARSE SOILS less than 35% of the material is finer than 0.06 mm is finer than 0.06 mm SILTS AND CLAYS Gravelly or sandy SILTS and CLAYS SANDS GRAVELS More than 50% of coarse material is of gravel size (coarser than 2 mm) material is of sand size (fincr than 2 mm) sauy %9 o1 %SE
Transcribed Image Text:Table 2 British Soil Classification System for Engineering Purposes Soil groups GRAVEL and SAND may be qualified sandy GRAVEL and gravelly SAND. etc., where appropriate Subgroups and laboratory identification Subgroup symbol Fines (% less than 0.06 mm) Group symbol Liquid limit Slightly silty or GW GW clayey GRAVEL G GP GPu GPg O to 5 Silty GRAVEL G-MGWM GPM Clayey GRAVEL G-F G-C GWC GPC 5 to 15 GM GF GC Very silty GRAVEL GML, etc 15 to 35 GCL GCI GCH GCV GCE Very clayey GRAVEL Slightly silty or clayey SAND Sw SW O to 5 SP SPu SPg SWM SPM swc SPC Silty SAND S-M S-F S-C 5 to 15 Clayey SAND Very silty SAND SM SML, ete SF SC 15 to 35 SCL SCI SCH SCV SCE Very clayey SAND MG FG CG Gravelly SILT MLG, etc CLG CIG CHG CVG CÉG Gravelly CLAY <35 35 50 50 to 70 70 to 90 >90 MS FS CS Sandy SILT MLS, ete Sandy CLAY CLS, etc SILT (M-SOIL) M F. ML, ete CLAY <35 50 to 70 70 to 90 -90 ORGANIC SOILS Descriptive letter O' suffixed to any group or subgroup symbol Pt PEAT Suos ANIH more than 35% of the material COARSE SOILS less than 35% of the material is finer than 0.06 mm is finer than 0.06 mm SILTS AND CLAYS Gravelly or sandy SILTS and CLAYS SANDS GRAVELS More than 50% of coarse material is of gravel size (coarser than 2 mm) material is of sand size (fincr than 2 mm) sauy %9 o1 %SE
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