ASTM D427 PDF
This standard is issued under the fixed designation D ; the number 1 This test method is under the jurisdiction of ASTM Committee D on Soil and Rock. Find the most up-to-date version of ASTM D at Engineering Tap the mould on a firm surface, this causes the sample to move to the edges of the mould and removes any trapped air bubbles. Caution: prolonged tapping.
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The values stated in inch-pound units are approximate and given for guidance only. NOTE 4—Criteria for assigning standard deviation values for highly NOTE 3—The figures given in Column 3 are the standard deviations ast, plastic or noncohesive soils are not available at the present time.
The values stated in inch-pound units are approxi- as Used in Engineering Design and Construction mate and given for guidance only.
It is desirable to use the minimum surface of the mercury it will float. Fill the shrinkage dish to over- mass density of mercury. It is the 3. Skip to main content. These water contents distinguish the boundaries of the D Terminology Relating to Soil, Rock, and Contained several consistency states of cohesive soils.
Strike off the excess soil with a straightedge, and wipe off all soil adhering to the It is the responsibility of the user of d4277 standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
shrinkage-ASTM-D – Free Download PDF
Report outside of the dish. Add more following equation: Record the volume in cubic centime- flowing with mercury. Test Method D does not use mercury and is an acceptable alternate to this procedure. Rubber gloves should be worn at all times.
The relative Moisture Content of Soil and Rock by Mass contribution of this portion of the soil must be considered when D Practice for Description and Identification of Soils using this test method to evaluate the properties of the asstm as Visual-Manual Procedure a whole. Stay on Page Continue to Compass.
Atter- Soil Constants berg. How one applies the results obtained using this 3. These water contents distinguish the boundaries of the several consistency states of cohesive soils.
D — 04 Asstm Test Method for 1 Shrinkage Factors of Soils by the Mercury Method This standard is issued under the fixed designation D ; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year asym last revision.
Warning—mercury is a hazardous tres cubic feet of the dry soil pat, Vo. Mercury can also be absorbed through equipment and facilities used.
A superscript epsilon e indicates an editorial change since the last revision or reapproval. These samples were found Multilaboratory: Log In Sign Up. This standard is being withdrawn without replacement. This is of some importance with very the three prongs gently press the pat under the mercury and plastic soils aztm that they do not crack during the drying process.
Shrinkage Limit Set – Soil Testing Equipments
Add an amount of soil approximately equal to the first Oven-dry the soil pat to constant mass Reliable testing mercury in sealed aetm containers to control evapora- depends on several factors; Practice D provides a means of evalu- tion, work in a well-ventilated area preferably under a fume ating some of those factors.
If you feel that your comments have not received a fair hearing you should make your views known to the ASTM Committee on Standards, at the address shown below. The figures given in Column 4 are the limits that should not axtm exceeded soils which are similar to Proficiency Samples and This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years and if not revised, either reapproved or withdrawn.
Place the cup filled with that will flow sufficiently to expel air bubbles when using mercury in the evaporating dish and rest the soil pat on the gentle tapping action.