Compaction of soil is the optimal moisture content at which a given soil type becomes most dense and achieve its maximum dry density by removal of air voids. Evaluation of laboratory compaction procedures for specification of. Proctor, and porter static compaction tests on samples of silt and clayey sand by the. Proctor 1933 was the first to develop a method of assessing compacted fill that has since become a universal standard and the test is known as standard proctor test. Final report for the florida department of transportation evaluation of laboratory compaction techniques for simulating field soil compaction phase ii. Astm d698 12e2 standard test methods for laboratory. Standard proctor compaction test is to establish a relationship between dry density and moisture content for a soil under controlled conditions. At that time it was believed that the proctor test represented in the laboratory the state. Compaction test of soil is carried out using proctor s test to understand compaction characteristics of different soils with change in moisture content. This is a key figure to consult when compacting expansive clay soils.
This plays a vital part in construction for soils are mainly used as supports for a lot of infrastructures. Maximum dry density of soil and optimum moisture content test. To be used in conjunction with aashto standard specifications 2009 this feature is not available right now. Proctor compaction testing unl digital commons university of. Proctor 1933 for assessing compacted fill and from then it became a universal standard test. The proctor compaction test is a laboratory method of experimentally determining the optimal moisture content at. Lab report on standard proctor compaction test brook writers. Lab report proctor testcompaction test introduction for earthwork construction it is important to compact soils to a dense state so that the. Taken from factors influencing compaction 1962, hrb report 319. The standard proctor compaction test was first developed by r. Authors joshua connelly, wayne jensen, and paul harmon 8. The proctor compaction test is a laboratory method of experimentally determining the optimal moisture content at which a given soil type will become most dense and achieve its maximum dry density. Factors influencing compaction 1962, hrb report 319.
The standard proctor compaction test is used in establishing a relationship between moisture content and dry density for the soil under controlled conditions. Soil compaction is the process in which stress is applied to a soil which causes densification as the voids are filled with solids. The standard proctor compaction test was developed by r. Compaction of soils is a very essential procedure in geotechnical engineering, it helps in improving the strength of the structures such as height way construction and airports. D69812e2 standard test methods for laboratory compaction characteristics of soil using standard effort 12 400 ftlbfft3 600 knmm3 density water content particle size. Laboratory procedures known as the modified proctor test astm d 1557aashto t 180 have. Compaction test of soil is carried out using proctors test to understand compaction characteristics of different soils with change in moisture. Standard proctor test for soils abstract soil compaction is the process in which stress is applied to a soil which causes densification as the voids. The test now known as the british standard light compaction test is very similar, although the equipment used differs in some details. Evaluation of laboratory compaction techniques for. The soil moisture content and the degree of dry density to which the soil is prepared to be compacted maintain a definite relationship.
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