Astm d698, aashto t99, and the modified proctor test astm d 1557 and aashto t180. October 2018 sample extruder a jack, lever frame, or other device for extruding compacted specimens from the mold quickly and with little disturbance. Standard and modified proctor compaction methods astm d1557. Proctor moulds and rammers, astmaashto, soil testing. Modified proctor aashto t180astm d1557 testing procedures more. Construction materials testing geotechnical and testing. D1557 02 standard test methods for laboratory compaction characteristics of soil using modified effort 56,000 ftlbfft 3 2,700 knmm 3, compaction characteristics, density, impact compaction using modified effort, laboratory tests, modified proctor test, moisturedensity curves, soil compaction. Proctor moisturedensity test astm d155791 or aashto t180. Proctor compaction testing unl digital commons university of.
Standard compaction mould, automatic soil compactor. The product has been added to your basket this product has the following accessories. Astm the tale of two specifications published on may 26, 2015 may 26. Modified compaction test astm d1557 and aashto t180, as 1289e2.
This typically leads to variances between 8% and 11%, as shown above. Modified split 6 inch astm proctor mould compaction. Astm d 4253 maximum index density and unit weight of soils using a vibratory table based on the results of these tests as well as. Evaluation of laboratory compaction procedures for. Astm d1557 02 standard test methods for laboratory. It was designated astm test d1557 or modified aashto t180, initially adopted in 1958 the modifed proctor test uses a 10lb hammer in an 18inch drop sleeve. The standard proctor test is generally for fills requiring the minimal subgrade compaction, such as small parking lots, and building. This test method covers the determination of the california bearing ratio cbr of pavement subgrade, subbase, and basecourse materials from laboratory compacted specimens. For each round of testing, test results were obtained for a pair of samples. The standard proctor test astm d698 employs 12,400 ftlbsft. Astm d1557 12e1 standard test methods for laboratory. Modified proctor compaction test astm d1557 aashto t180 method a or b astm d1557 aashto t180 method c 25% retained on 38 sieve astm d1557 aashto t180 pinhole dispersion astm d4647 percent organic matter by muffle furnace astm d2974 aashto t267 permeability conductivity testing test method. Automatic mechanical compactor supports the following standards.
Clean granular soils that do not exhibit a well defined moisture density curve shall be. Improving lab compaction specifications for flexible bases. Aashto specification includes the corresponding astm designation number and any aashto exception to the astm specification. A complete list of aashto specifications with corresponding astm standards is included following the table of contents. Currently, the procedures and equipment details for the standard proctor compaction test is designated by astm d698 and aashto t99. If the laboratory desires accreditation for both aashto and astm, both methods will be required to be demonstrated. Proctor testing methods soil testing engineering engtips. In modified compaction test the procedure and equipment is essentially the same as that used for the standard test except that 5 layers of soil must be used. An improved california bearing ratio test procedure. For the same type of soil, the modified proctor yields a higher maximum dry density and lower optimum moisture content. Aashto t 99 and t 180 moisture density relations of soils nd t 217 and aashto t 217 determination of moisture in soil by means of calcium carbide gas pressure moisture tester speedy nd t 265 and aashto t 265 laboratory determination of moisture content of soils nd d 2167 and astm d 2167 density and unit weight of soil in place by the. The use of the standard proctor or modified proctor should be used at the discretion of the professional engineer.
Both tests allow the use of a larger mould, 6 inches in diameter and holding 1. The proctor compaction test is a laboratory method of experimentally determining the optimal. For the extrusion of soil specimens from the mould, the universal specimen extruder may. Improving lab compaction specifications for flexible bases within the texas dot. Aashto t 19, bulk density unit weight and voids in aggregate. Modified proctor aashto t180 astm d1557 testing procedures more closely approximate the compaction effort of modern equipment. It is astm d698 commonly called the standard proctor. This standard is issued under the fixed designation d1557.
Aashto t 265, laboratory determination of moisture content of soils. Steel made, complete with mould body, collar and base. All other expectations coincide with those listed in t99 t180 and d698 d1557. Proctor compaction test civil official all about civil. We offer complete sales, service and calibrations from our locations throughout canada including electronic, electrical, hydraulic to 10,000 psi and mechanical onsite calibrations to c. Astm d698, aashto t99, and the modified proctor test astm d1557 and. Standard specifications for transportation materials and. Comparative analysis of pipe materials hancor high density polyethylene pipe dual wall reinforced concrete pipe corrugated metal pipe pvc pipe specifications astm f2306 astm f405 astm f667 aashto m252 aashto m294 csa b 182. Also, the modified proctor compaction test is designated by astm d1557 and aashto t180 d. Astm d1557, astm d1883, astm d5102, astm d558, astm d560, astm d698, aashto t99, aashto t4, aashto t5, aashto t180 the mechanical compactor automatically compacts and rotates mold after each blow while keeping track of the number of hammer blows and shutting off once a. Also, the modified proctor compaction test is designated by astm d1557 and aashto t180. T4 d558 have a soil sample and cement ready to mix. The data used were obtained according to aashto t180 or astm d1557 3 test methods in the past three years chapter 4. California bearing ratio, 4day soaking, penetration includes proctor.
D1557 12 standard test methods for laboratory compaction characteristics of soil using modi. Astm d 698, aashto t99, and the modified proctor test astm d1557 and aashto t180. Standard method of test for moisturedensity relations of soils using a 4. This research investigated the use of the modified proctor as an. Take the time to understand the differences between aashto and astm and. As for your example, aashto t99 has a similar astm designation. This is a a requirement for the partial fulfillment for ce1n geotechnical engineering.
For detailed testing procedures, references are given to the applicable. Astm international originally known as the american society for testing and materials is a voluntary, but highly recognized, standards development organization. Active standard astm d1557 developed by subcommittee. Astm and aashto standards american portable nuclear gauge association. Compaction tests results vary with the input compactive effort, usually measured in foot pounds. Appendix b asphalt concrete pavement for street and driveway. Astm d 1557 laboratory compaction characteristics of soil using modified effort. Both the original and modified here the modified proctor compaction test 1946. Laboratory compaction characteristics of soil using modified effort.
The use of the standard proctor or modified proctor should be. General jurisdiction over association standards in this field rests with the aashto highway subcommittee. Quality level pay ql paypercent within limits pay pwl payfield materials manualappendices and test methodstesting forms. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Astm d 4643, determination of moisture content of soil by the microwave. Test method for laboratory compaction characteristics of soil using modified effort 56000 ft. Standard and modified proctor compaction methods astm d. Aashto t180 more closely corresponds to astm d1557 commonly called the modified proctor.
Also, the modified proctor compaction test is designated by astm d1557 and aashto t180d. The following resources are related to the quality management and analysis of construction materials. Standard compaction test and modified compaction test. Astm d 698, aashto t99, and the modified proctor test astm d 1557 and aashto t180. In this section moulds and rammers conforming to astm aashto are shown. This method of test is intended for determining the relationship between the moisture content and density of soils when compacted in a given mold of a given size with a 4. October 2014 balances or scales of the capacity and sensitivity required for the procedure used. The modified proctor test, astm d1557 aashto t180, uses same mould, but uses a 10 lb.
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