D – 95 Standard Test Method for Sand Equivalent Value of Soils and Fine Aggregate, Aggregate-fine, Clay-like fines, Field testing-concrete/aggregates. This standard is issued under the fixed designation D; the number 1 This test method is under the jurisdiction of ASTM Committee D04 on Road. All the Controls products ASTM D standard. Enter now!.
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The flow is supplied through the siphon assembly to a 3.
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Force the irrigator through the material to the bottom astm d2419 the cylinder by applying a gentle stabbing and twisting action, while the working solution flows from the irrigator tip. The purpose of this test method is to indicate, under standard conditions, the relative proportions of clay-like or plastic fines and dust astm d2419 granular soils and fine aggregates that pass the No.
Start the timing immediately after withdrawing the irrigator tube.
Sorry, astm d2419 blog cannot share posts by email. Historical Version s – view s2419 versions of standard. Astm d2419 the irrigator slowly without shutting off the flow so that the liquid level is maintained at about mm 15 inches while the irrigator is being withdrawn.
Insert the irrigator tube into the cylinder and rinse material astm d2419 the inside surface as it is lowered. Quarter by splitting approximately astm d2419. Active view current version of standard. The method is also applicable for determining the relative proportions of detrimental fine dust or claylike material d241 soils. Tap the bottom of the cylinder sharply by hand to release any air bubbles.
If no clear line of demarcation has formed at the end of the minute astk, allow the cylinder to stand undisturbed until a clay reading can be obtained.
Be careful not to hit the mouth of the cylinder with the astm d2419 foot assembly. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
Thanks For your simplified explaination. Testing smaller top sized material astm d2419 lower the numerical results of the test. Me with regards to.
Lancelot November 3, Reply. The purpose of this test method is to indicate, under standard conditions, the relative proportions of clay-size or plastic fines and dust in granular soils and fine aggregates that pass the 4. Work Item s – proposed revisions of this standard. To know more about me just visit AboutMe.
This is done to avoid trapping astm d2419 clay-like or plastic fines and dust astm d2419 flaky shaped 4. Testing smaller top sized material astm d2419 lower the numerical results of the test. Reliable results depend on many factors: Link to Active This link will always route to the current Active version of the standard.
At the end of the minute sedimentation, read and record the top of the clay suspension.
SAND EQUIVALENT VALUE SOIL & FINE AGGREGATES (ASTM-D) –
Continue this irrigation process until the cylinder is filled astm d2419 the mm inch mark. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are asttm considered standard.
Link to Active This link will always route to the astm d2419 Active version of the standard.
If more d22419 one SE test is made, take the average of each whole number value for each astm d2419 wstm to the next higher whole number. Pour one of the prepared specimens into the plastic cylinder using astm d2419 funnel to avoid spillage. The quality of the results produced by this standard are dependant upon the competence of the personnel performing the procedure and the capability, calibration, and astm d2419 maintenance of the equipment used.
Referenced Documents purchase separately The documents listed below are referenced within the astm d2419 standard but are not provided as part of the standard. Your email address will not be published. The purpose of this test method is to astm d2419, under standard conditions, the relative proportions of clay-like or plastic fines and dust in granular soils and fine aggregates that pass the 4. The term “sand equivalent” expresses the concept that most granular soils and fine aggregates are mixtures of desirable coarse particles, sand, and generally undesirable clay or astm d2419 fines and dust.
The values stated in inchpound units shall be considered standard with regard to the sieve frames. Allow the material to stand for about 10 minutes.
Cleaner aggregates will have a higher SE value.
Values in parentheses astm d2419 for information only. For adtm aggregates containing clean dust of fracture clay-size particles that are not clay mineralstest results will depend on the amount of fines present in the material.
Work Item s – proposed revisions of this standard. The values stated in inchpound astm d2419 shall be considered standard with regard to the sieve frames. If the total sedimentation time exceeds 30 minutes, rerun the astm d2419 on the other prepared samples of the same material. Regulate the flow just before the irrigation is entirely withdrawn and adjust the final level to mm 15 inches.
Sand Equivalent Apparatus ASTM D2419
astm d2419 What is the minimum and maximum reading of Sand Equivalent acceptable for concrete? This is done to avoid trapping the clay-like or plastic fines and dust below flaky shaped 4. Some agencies perform the test on material with a top size smaller than the 4.