Soil Density - Standard vs Modified Proctor

2003 Keystone Retaining Wall Systems912/30/03 Soil Density - Standard vs Modified ProctorReinforced soil structures routinely specify that all soils be compacted to 95% of the maximumdensity determined by ASTM D698 - Standard Proctor Densityfor conformance with thedesign. However, Standard Proctordensity criteria is typically utilized in the Eastern US where-asModified Proctordensity criteria is typically utilized in the Western US which can createsome conflicting specification has been done showing the relationship betweenStandardandModified Proctordensi-ty testing for different soils types as indicated below:140130120110100908070 , water content in %05101520253035A1B1C1A2B2C2A3B3C3A- Modified ProctorB- Standard ProctorC- 15 blow ProctorSoil 2(Sand)Soil 1(Silty Sand)So il 3(Clay)Moisture- Density Relationships(Ref.)

However, Standard Proctor density criteria is typically utilized in the Eastern US where-as Modified Proctor density criteria is typically utilized in the Western US which can create some conflicting specification problems. Research has been done showing the relationship between Standard and Modified Proctor densi-

Loading..

Tags:

  Standards, Proctor, Standard proctor

Information

Related search queries