author: m budhu

... standard Proctor test was developed to deliver a standard amount of mechanical energy ( compactive effort ) to determine the maximum dry unit weight of a soil . In the standard ... Proctor Compaction Test-ASTM D 1140 3 Yield Surface 138 1557.

... Design anchor force = = 2Ta = 237 kN 10.12 SEISMIC ANALYSIS AND DESIGN OF FLEXIBLE RETAINING WALLS 吧 Access a spreadsheet ... wall " to analyze cantilever flexible retaining walls under seismic loads . Importance : Flexible walls have ...

... soil. In the standard Proctor compaction test, a dry soil specimen is mixed with water and compacted in 3 layers in a cylindrical mold 4 in. internal diameter and 4.584 in. high (Figure 5.2). The volume of the standard Proctor mold is 1 ...

... effective stress increasing effects on , 240 , 241 response to shearing forces from , 238-239 Type II soils ... Unit weight , see bulk unit weight Unit weight ratio or density ratio ( R ) defined , 24 shearing forces in response to , 241 ...