CONTENTS 
Page 
Introduction l 
Methods of sampling and testing Portland 
cement 3 
Methods of sampling stone, slag, gravel, sand, 
and stone block for use as highway mate- 
rials, including some material-survey 
methods— -- 13 
Method of test for abrasion of broken stone 
and brokenslag 16 
Method of test for abrasion of gravel 17 
Method of test for toughness of rock. 18 
Method of test for toughness of gravel - 19 
Method of determining quality of glacial 
gravels by lithological count of particles... 19 
Method of test for quantity of soft pebbles in 
gravel - 20 
Method of test for soundness of coarse aggre- 
gate 20 
Method of test for percentage of shale in aggre- 
gate... 20 
Method of test for quantity of clay and silt in 
gravel 21 
Method of decantation test for sand and other 
fine aggregate 21 
Method of test for apparent specific gravity of 
sand, stone, and slag screenings, and other 
fine nonbituminous highway materials 22 
Method of test for apparent specific gravity 
and absorption of stone and other coarse 
materials.. -- 23 
Method of test for apparent specific gravity 
and absorption or free moisture content of 
sand, gravel, stone, or other nonbituminous 
highway materials.. 23 
Method of test for field determination of ap- 
proximate apparent specific gravity of fine 
aggregate... 24 
Method of test for field determination of 
approximate percentage of voids in fine 
aggregate 25 
Method of test for field determination of sur- 
face moisture in fine aggregate 26 
Method of test for unit weight of aggregate for 
concrete 27 
Method of test for determination of voids in 
fine aggregate for concrete 27 
Method of test for organic impurities in sands 
for concrete 28 
Methods of making compression tests of con- 
crete 28 
Methods of making and storing compression 
speci mens of concrete in the field 31 
Methods of securing specimens of hardened 
concrete from the structure 34 
Method of test for absorption of concrete 35 
Method of test for quality of water to be used 
in concrete 35 
Method of test for sieve analysis of aggregates 
for concrete... 36 
Method of mechanical analysis of sand or 
other fine highway material 37 
Method of mechanical analysis of coarse ag- 
gregates 38 
Method of mechanical analysis of extracted 
aggregates 38 
Method of sam pling paving brick 39 
Methods of testing brick 39 
Method of testing cast iron, concrete, and 
vitrified clay culvert pipe 46 
Page 
Method of Sampling and testing drain'tile.... 50 
Methods of making compression and tension 
tests of fine aggregate for concrete 65 
Method of sampling mineral filler _ 57 
Method for determination of fineness of min- 
eral filler 57 
Method of proportioning natural sand and 
gravel for concrete construction 57 
Methods of tests for wire rope (guardrail) * 58 
Methods of sampling bituminous materials!! 59 
Methods of sampling bituminous mixtures 61 
Methods of sampling and testing premolded 
joint fillers. qi 
Methods of tests for specific gravity oY bitu- 
minous materials.. 62 
Method of test for percentage of bitumen 
soluble in carbon disulphide.. 64 
Method of test for percentage of bitumen in- 
soluble in carbon tetrachloride.. 65 
Method of test for percentage of bitumen in- 
soluble in paraffin naphtha . 66 
Method of test for loss on heating of oil and 
asphaltic compounds... 66 
Method of test for flash and fire points by 
means of open cup 70 
Method of test for penetration of bituminous 
materials.. 72 
Method of float test for bituminous mate- 
rials __. 74 
Method of test for ductility of bituminous 
materials 76 
Method of test for distillation of tars and tar 
products 77 
Method of test for softening point of bitu- 
minous materials (ring-and-ball-method).. 81 
Method of test for specific viscosity 85 
Method of test for water in petroleum prod- 
ucts and other bituminous materials 85 
Method of test for percentage of residue of de- 
sired penetration 87 
Calcium chloride method for determination 
of percentage of water in bituminous emul- 
sions.. 88 
Method for examination of bituminous mix- 
tures 88 
Methods of testing bituminous emulsions 90 
Methods of sampling and analysis of creosote 
oil 93 
Method of test for coke residue of creosote 
oil 97 
Method of lest for distillation of creosote oil.. 98 
Method of sampling and testing wood block. 98 
Method of test and inspection of corrugated 
metal culvert 99 
Methods for determining weight of coating on 
zinc-coated articles 100 
Method of test for uniformity of galvanizing 
or spelter coating on wire 104 
Standard methods of verification of testing 
machines. 105 
Tentative methods of tension testing of me- 
tallic materials _ _ 111 
Tentative methods of compression testing of 
metallic materials 121 
Standard methods of Brinell hardness testing 
of metallic materials. 124 
Literature cited... 129 
Index _ 130 
