By Irving Kett
The aim of this handbook is to familiarize and scholars with the expertise of asphalt in its a number of kinds specifically asphalt cement, cutback asphalt, and asphalt emulsions. The laboratory paintings is designed to advance an figuring out of asphalt homes, features, trying out methods, and requisites.
The methods defined are all derived from ASTM designations and perform as prompt via the Asphalt Institute. the place the actual ASTM process allows trade tactics, the single extra acceptable to the to be had apparatus and the educating scenario used to be chosen.
The handbook involves the following:
ГІ 35 of the often used ASTM checks in Asphalt Binder and combine Design.
ГІ pattern computations and simple to take advantage of facts sheets, so much of which were constructed in particular for the manual.
ГІ An updated evaluate of Asphalt expertise together with assets, historic improvement, and classifications of asphalt products.
ГІ effortless to appreciate factors for Voids Mineral combination, Absorbed Asphalt, potent Asphalt content material, percentage Air Voids, and percentage of Voids full of Asphalt.
ГІ A stand-alone asphalt guide, written in particular for college laboratory guide, but acceptable for a advertisement trying out laboratory. infrequently will different reference fabrics must be referred to.
ГІ Dimensions in either the SI and the united states typical platforms of measurement.
ГІ An appendix with conversion components, principles of safeguard and methods, evaluate of SHRP SUPERPAVE, rationalization of asphalt emulsions, and extra info sheets on single-sided pages.
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Additional info for Asphalt Materials and Mix Design Manual
Apparent Sp. Gr. = ; Absorption = ; Fine Aggregates - ASTM Designation: C 128 A) Wt. Oven Dry Sample, gm. B) Wt. Pycnometer+Water to Calibration Mark, gm. C) Pycnometer+Water+Sample to Calibration Mark, gm. Bulk Specific Gravity Apparent Specific Gravity Effective specific Gravity Absorption, % Average Values: Bulk Sp. Gr. = Effective Sp. Gr. = ; Apparent Sp. Gr. = ; Absorption = ; SIEVE ANALYSIS for FINE and COARSE AGGREGATE (ASTM C 136) DRY SIEVE ANALYSIS Sample Number Sample Number Sieve Size Weight Retained (gm) % Retained % Passing Sieze Size 2 2 1 1/2 1 1/2 1 1 3/4 3/4 1/2 1/2 3/8 3/8 4 4 8 8 16 16 30 30 50 50 100 100 200 200 -200 -200 Total Total Weight Retained (gm) % Retained % Passing SIEVE ANALYSIS for FINE and COARSE AGGREGATE (ASTM C 136) DRY SIEVE ANALYSIS Sample Number Sample Number Sieve Size Weight Retained (gm) % Retained % Passing Sieze Size 2 2 1 1/2 1 1/2 1 1 3/4 3/4 1/2 1/2 3/8 3/8 4 4 8 8 16 16 30 30 50 50 100 100 200 200 -200 -200 Total Total Weight Retained (gm) % Retained % Passing SIEVE ANALYSIS for FINE and COARSE AGGREGATE (ASTM C 136) and MINERAL AGGREGATES by WASHING (ASTM C 117) WASH and DRY SIEVE ANALYSIS Sample Number Sample Number Sieve Size Weight Retained (gm) % Retained % Passing Sieze Size Weight Retained (gm) % Retained % Passing 2 2 1 1/2 1 1/2 1 1 3/4 3/4 1/2 1/2 3/8 3/8 4 4 8 8 16 16 30 30 50 50 100 100 200 200 -200 -200 Total Total a.
Material identification 2. Date Air Temperature 3. Apparatus used 4. Record below the temperature indicated by the thermometer at the beginning of heating and at the end of each 1-min. interval. Compute the temperature rise for each 1-min. interval. Timer Reading, Minutes. Temperature, 0F. Temperature, 0F. Timer TemperaReading ture, 0F. Minutes. 0 15 1 16 2 17 3 18 4 19 5 20 6 21 7 22 8 2j3 9 24 10 25 11 26 12 27 13 28 14 29 5. Flash point,0F. Fire point,0F. Temperature,°F. 6. Were the heating requirements met, as outlined in paragraph C of the instruction sheet?
100 No. 200 % Passing % in Batch % Passing % in Batch % Passing % in Batch % Passing % in Batch Combined Gradation Target Value Specification Limits COMBINED GRADATION FORM I Material No. 1 No. 3 No. 4 I % in Mix I U. S. Sieves 2 1 1/2 1 3/4 1/2 3/8 No. 4 No. 8 No. 16 No. 30 NO. 50 No. 100 No. , C Final Height, cm. Initial Height, cm. , C Final Height, cm. Initial Height, cm. Gm. Wt. Gm %Total Slightly Flat/ Elongated, 1:2 Flat or Elongated, 1:3 Very Flat or Elongated, 1:5 Wt. Gm Wt. Gm. Wt. Gm %Total Slightly Flat/ Elongated, 1:2 Flat or Elongated, 1:3 Wt.