minimum sand equivalent in concrete | Mining & Quarry …
SAND Concrete Ton 7.98 0.0 +3 … aThe criteria denotes the minimum allowable … particles passing the No. 4 sieve shall meet the following minimum sand equivalent … sand equivalent value of fine aggregate in concrete in Qatar …
City of Regina Standard Construction Specification …
2.1.6 The minimum sand equivalent value shall be 45 when tested in accordance with ASTM D2419, Test Method for Sand Equivalent Value of Soils and Fine Aggregates. 2.1.7 When tested according to A.S.T.M. D4791 method of testing, the maximum allowable flat and elongated particles, measured using 1:5
Category:403 asphaltic concrete pavement
Clay content, or sand equivalency, is the percentage of clay-like material present in the aggregate. The higher the sand equivalent value, the less clay-like material present in the aggregate. Clay-like material can coat the …
Sand Equivalent Value of Soils and Fine Aggregate
The term "sand equivalent" expresses the concept that most granular soils and some fine aggregates are mixtures of desirable coarse particles, sand, sand-size particles, and generally undesirable clay or plastic fines and ... 1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are ...
METHOD OF TEST FOR SAND EQUIVALENT
2. Mechanical Sand Equivalent Shaker (Figure 3): a mechanical device designed to hold the sand equivalent (SE) graduated plastic cylinde r in a horizontal position while subjecting it to a reciprocating motion parallel to its length. The motion must be provided through a "scotch-yoke " mechanism, which provides a stroke length of 8 in. 0.05 in.
D2419 Standard Test Method for Sand Equivalent Value of …
This test method assigns an empirical value to the relative amount, fineness, and character of claylike material present in the test specimen. A minimum sand equivalent value …
ELE International
Particle Size Distribution and Sand Equivalent Value Sand Equivalent Value This test method assigns an empirical value to the relative amount, fineness, and character of claylike material present in the test specimen.
Item 340 Dense-Graded Hot-Mix Asphalt (Small Quantity)
Sand equivalent, %, Min Tex-203-F 45 1. Not used for acceptance purposes. ... Warm Mix Asphalt (WMA) is defined as HMA that is produced within a target temperature discharge range of 215°F and 275°F using approved WMA additives or processes from the ... the maximum allowable percentages of RAP and RAS shown in Table 4. The allowable ...
WORKSHEET FOR SUPERPAVE ASPHALT CONCRETE MIX …
Establish asphalt cement content (percent by mass of mix) to the nearest 0.01 percent. Establish target values to the nearest 0.1 percent as a part of the job mix formula. Allowable deviations …
PENGARUH NILAI SAND EQUIVALENT …
Berdasarkan parameter Marshall, nilai density dan VIM dapat diketahui, bahwa lumpur yang ada pada material pasir justru lebih berperan sebagai bahan pengisi (filler)
Sand Equivalent Test Set
The Sand Equivalent Test measures the ratio of sand to clay-like or plastic fines in the aggregate material. Two versions are available, one conforming to EN 933-8, the other to ASTM D2419. ... which is important for applications like asphalt and concrete mixtures. The test provides an indication of the material's resistance to degradation ...
Equivalency Chart
SN = a1*t1 + a2 *t2 + a3 *t3 ... for a proposed asphalt section. The concept of layer coefficients was developed during the road test conducted by the American Association of State Highway …
Sand Equivalent
The sand equivalent test (Figure 1) is a rapid field test to show the relative proportions of fine dust or clay-like materials in fine aggregate (or granular soils). The term "sand equivalent" expresses the concept that most fine aggregates are mixtures of desirable coarse particles (e.g., …
D2419
STANDARD TEST METHOD FOR SAND EQUIVALENT VALUE OF SOILS AND FINE AGGREGATE (R 1979) (e1-1981) A description is not available for this item. View Less ... This practice covers the design, testing, and construction of mixtures of polymer modified asphalt emulsion, mineral aggregate, mineral filler, water, and other additives, properly ...
Sand Equivalent Value of Soils and Fine Aggregate1
the claylike material into suspension above the sand. After a prescribed sedimentation period, the height of flocculated clay is read and the height of sand in the cylinder is determined. The sand equivalent is the ratio of the height of sand to the height of clay times 100. 5. Significance and Use 5.1 This test method assigns an empirical ...
Bearing Capacity/Pressure of Existing Asphalt
I DO have a bearing capacity issue on asphalt. The state plan reviewer is requiring proof or reasonable evidence for the 3,000 psf assumed allowable bearing capacity on the existing asphalt that i used in my footing calculations. I have the tie down issue taken care of with acceptable, data-provided, minute-man anchors.
METHOD OF TEST FOR SAND EQUIVALENT
1. Prepare sand equivalent test specimens from the passing No. 4 sieve portion of the material to be tested after it has been processed according to the procedures prescribed in California Test 201, except that reclaimed aggregate containing traces of asphalt or asphalt concrete shall not be oven dried at temperatures greater than 100˚F.
Specification Changes Effective April 2022 Letting
ADDED sand equivalent value of 45 for Fine aggregate 2.5: Tack – Approved EBL and TRAIL 2.6.4: REWORDED Compaction Aid paragraph Table 4: No RAS in Surface 3% max in lower lifts, Fractionated RAP up 5% in surface and non- surface Table 5: Added Methylene Blue, Shear Bond Strength, Boil Test (when shown on plans) Table 6:
Sand Equivalent Value of Soils and Fine Aggregate
sand reading clay reading • If the calculated sand equivalent is not a whole number, report it as the next higher whole number. • Higher sand equivalent values indicate "cleaner" (less fine dust or clay-like materials) aggregate. • Typical sand equivalent values range from less than 30% to more than 90%.
Sand Equivalent Value | ELE International
Motorised Sand Equivalent Shaker ASTM. 220-240VK 50Hz 1Ph. Bench mounting mechanical sand equivalent shaker with a stroke of 203mm (8 inches) and a running frequency of 175 cycles per minute. The integral timer stops shaker upon test …
Design Factors For Using RAP In Hot Mix Asphalt
To achieve a final asphalt binder grade of To achieve a final asphalt binder grade of PG 64-22... Recovered RAP Binder Grade = PG 86 -11 Binder Grade = PG 60-29 (PG 58 -28) …the allowable RAP percentage is between 14% and 40%.
Special Specification 5041 Speed Cushions
The minimum allowable sand equivalent is 45 when tested by TxDOT Tex-203-F. 2.3. ... 300 Mpa –value, Minimum, 0.300 Test Temperature @ 60 sec., °C -12 Direct Tension, TP3; Failure Strain, Minimum, 1.0% Test Temperature @ 1.0 mm/min, °C ... Do not place asphalt pavement less than 2 in. thick when the surface temperature taken in the shade and
Sand Equivalent Value of Soils and Fine Aggregate: …
The data are based on the analyses of eight paired test results from 50 to 80 laboratories, with the range of average sand equivalent values for the samples varying from approximately 60 to 90. 13.1.1 Single-Operator Precision—The single-operator standard deviation has been found to be 1.5 for sand equivalent values greater than 80 and 2.9 ...
Sand Equivalent Test Set | ELE International
Sand Equivalent Test Set. Set Includes: 1 Solid Rubber Stopper. 1 2-Hole Rubber Stopper. 1 Pinch Clamp. 1 Carrying Case. 1 Weighted Foot Assembly. 1 Funnel. 1 Irrigation Tube. 1 Siphon Tube. 1 Blow Hose. 1 Measuring Can 85ml +/- 5ml. 1 Bottle Stock Solution. 4 Sand Equivalent Cylinders. info »
ALDOT-384-95
reclaimed asphalt shingles (RAS) in accordance with ALDOT-372. The handling, testing, and mixture design using RAP/RAS shall be in accordance with ALDOT-372. Refer to Section 410 of the ALDOT specifications for allowable usage of RAP/RAS. 5.1.3. Asphalt Binder The asphalt binder used in the mixture design shall meet the
(PDF) Sand equivalent and methylene blue value …
From the results obtained it is concluded that some aggregates with acceptable sand equivalent value do not satisfy the methylene blue re-quirement. Similarly, aggregates that do not...
Sand Equivalent Value of Soils and Fine Aggregate1
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 plastic fines …
METHOD OF TEST FOR SAND EQUIVALENT
1. Prepare sand equivalent test specimens from the passing 4.75 mm sieve portion of the material to be tested after it has been processed according to the procedures prescribed in California Test 201, except that reclaimed aggregate containing traces of asphalt or asphalt concrete shall not be oven dried
Materials Manual | Manuals | WSDOT
The Materials Manual contains all the testing procedures that are agency created, modified, or adopted in part. There are 95 field operating testing procedures and 11 materials standard operating procedures. Individual Test Methods and Field Operating Procedures QC 1 (PDF 1.2MB) Standard Practice for Cement Producers That Certify Portland Cement QC 2 (PDF …
Sand Equivalents
According to Caltrans' test method 217-Sand Equivalent, "The sand equivalent test provides a measure of the relative proportions of detrimental fine dust or clay-like material in soil or fine aggregates." Fine dust (#200s and smaller) and clay material in aggregates can be detrimental to the performance of hot mix asphalt for a variety of reasons.