ASTM D2166 00 PDF

Download Citation on ResearchGate | On Jan 1, , ASTM and others published D standard test method for unconfined compressive strength of. definitions of terms. 1 This test method is under the jurisdiction of ASTM Committee D18 on Soil and Last previous edition approved in as D – 00e1. Page 1. ASTM D Unconfined Compressive Strength. Page 2. Page 3.

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Carrasco Urrutia, and Asym. Indeed they have been used since years ago in Egypt and they represent the first materials manufactured for buildings [ 8 ].

Plasticity limits versus percentages of CaOH are shown in Figure 1. These pieces were tested by accelerated abrasion and considered ideal for its use as low-cost material for shelters [ 12 ]. Compressive strength increases 2.

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Unlike soils, pure rock solid material between joints is an elasto-plastic material, subject to elastic recovery. Link to Active This link will always route to the current Active version asstm the standard. Caliper for measuring specimen dimensions.

The first is when the optimal humidity reaches its smallest value integrated soil lumps and the second is when humidity increases disintegrated soil lumpsafter reaching its lowest value. The applications of the use of soils treated with CaOH are, for example, in the construction of bed-layers of pavements, in the stabilization of dams made of earth, and as a layer for supporting shallow foundations [ 3 ].

It is beyond the scope of this test method to consider significant digits used in analysis methods for engineering design. Therefore, after determining the ideal specific compaction energy of a lime-treated expansive soil, we will be able to use the resulting values of maximum density and optimum moisture, which can be applied with some bricks compressor.

Strength of Materials CVE For stabilization of expansive clay, three different doses of CaOH, namely, 6, 8, and 10 percent of its dry weight, were aggregated to each sample. From the gradation via humid analysis, the percentage of particles less than 0. The volumetric shrinkage limit was 8. From Table 2it can be observed that the best results for the proposed brick under study were obtained at 60 days. In general, bricks frequently show different densities and therefore different resistances because the compaction energy is neglected in the production of this kind of bricks.

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Subscribe to Table of Contents Alerts. Note The determination of the unconsolidated, undrained strength of cohesive soils with lateral confinement is covered by Test Method D Therefore, there are two main factors that determine the best density of soil material: Balance, sensitive to 0.

Statics and Strength of Materials, 2. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Results of s2166 tests were the determination of the maximum dried density and the optimum moisture. d216

ASTM D – 00 Standard Test Method for Unconfined Compressive Strength of Cohesive Soil

Forging new generations of engineers. Pores size diminishes with the increase of cement content in the block [ 14 ]. Then, they were subjected to tests for determining the break modulus and the strength to first fissure [ 26 ] for comparison with commercial bricks.

Geotechnical characterization of the expansive soil under study was made such as gradation test, according to ASTM D standard [ 18 ]. This process is obtained with suitable techniques applied on the soil, d22166 improves the dry specific weight decreasing its empty spaces. So, in this work the compaction energy aspect and the use of construction trash soils wstm the elaboration of resistant masonry bricks of homogeneous and controlled density are a new contribution in the production of bricks of better quality.

These were compared with commercial pieces for masonry, tested under the same norm. Auth with social network: Figure 2 shows that the increase in density causes increases in resistance.

Geotechnical Lab – Department of Civil and Construction Engineering | KSU

The procedures used do not consider material variation, purpose for obtaining the data, special purpose studies, or any considerations for the user’s objectives; and it is common practice to increase or reduce significant digits of reported data to commensurate with these considerations.

Specimen trimmer if undisturbed sample is tested. Then, following the ASTM standard [ 19 ], the liquid and plastic limits were determined, as well as the shrinkage limit [ 20 ]. It seems that the latter modified the porosity and apparent density of the bricks and improved their behavior under water action and their compressive strength too.

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This is a cut material extracted from sedimentary rocks as shale. The study of different materials for the fabrication of pieces to substitute bricks of burned clay has been the aim of many researchers worried about the environment, the use of natural resources, and the recycling of industrial trashes. The compaction energy was selected to be the best reasonable strength.

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Achenza and Fenu [ 00 ] reported bricks with adobe stabilized with vegetal fibers and a composite of natural polymers. The compacting procedure for the stabilized soil was compaction by layers with a weight falling from a controlled height Proctor compaction procedure. Tests and Experimental Methods 3.

After applying these three energies, we observe that the best dried density of the material corresponded to the Proctor standard energy.

C2166 Properties of Soil By gradation analysis, via dry and humid, it was determined that the soil was a material with fines, since A generalized solution has been to extract them and substitute them by inert soil; thus they become construction trash. This technique is conventional for improving expansive soils properties [ 4 ]. Abstract In general, bricks frequently show different densities and therefore different resistances because the compaction energy is not considered in their production.

Dd2166 should be pointed out that the modified soils tests specimens had the optimal amount of CaOH, previously determined. Indeed, 2d166 that percentage there is little or nil variation of the liquid limit and the plastic index, even increasing the CaOH content.

Results are displayed in Table 2. We also conclude that high compaction energy does not improve density values. Comparative qstm indicate that the former are lighter in weight, last in aggressive environments, and have enough strength to be used in the construction of buildings [ 13 ].

Stabilized-soils tests specimens were prepared and subjected to unconfined compression, following the ASTM D standard [ 25 ].