PORTLAND CEMENT CONCRETE ROADS. 9 
Abrams's table of proportions and quantities for one cubic yard of concrete — 
Continued. 
Coarse aggregates. 
Fine aggregates, screen openings per inch. 
0-28 
0-8 
0-| in. 
Size, inches. 
No. 4 screen to 2h: 
Proportions.". 
Quantities 
No. 4 screen to 3: 
Proportions 
Quantities 
ftof: 
Proportions 
Quantities 
|tol: 
Proportions 
Quantities 
§toH: 
Proportions 
Quantities 
| to 2: 
Proportions 
Quantities 
| to 2J: 
Proportions 
Quantities 
| to 3: 
Proportions 
Quantities 
|tof: 
Proportions 
Quantities 
itol: 
Proportions 
Quantities 
JtoU: 
Proportions 
Quantities 
\ to 2: 
Proportions 
Quantities 
\ to 2h: 
Proportions 
Quantities 
ito3: 
Proportions 
Quantities 
ftol: 
Proportions 
Quantities 
ftol $ 
Proportions 
Quantities 
| to 2: 
Proportions 
Quantities 
| to 2|: 
Proportions 
Quantities 
f to 3: 
Proportions 
Quantities 
ltoH: 
Proportions 
Quantities 
lto2: 
Proportions 
Quantities 
1 to 2h: 
Proportions 
Quantities 
1 to 3: 
Proportions 
Quantities 
1.1 
.28 
1.1 
.28 
1.3 
.37 
1.3 
1.3 
.35 
1.3 
.34 
1.3 
.33 
1.2 
.30 
1. 5 
.44 
1.5 
.42 
1.4 
.37 
1.4 
.36 
1.4 
.35 
1.3 
.33 
1.7 
.48 
1.7 
.46 
1.7 
.44 
1.7 
.43 
1.7 
.43 
1.7 
.46 
1.5 
.39 
1.4 
.35 
1.3 
.33 
,97 
,97 
2.3 
.67 
2.6 
.74 
3.7 
.95 
3. 
.95 
2.3 
.67 
2.5 
.70 
2.8 
.75 
3. 3 
3.6 
91 
3.7 
.92 
2.-1 
2.7 
.73 
3.1 
3.3 
.84 
3.2 
.83 
1 1.4 
1.58 .33 
1 
1.58 
1 
1.85 
1 
1.77 
1 
1.63 
1 
1.58 
1 
1.58 
1 
1.85 
1 
1.77 
1 
1. 
1 
1.63 
1 
1.58 
1 
1.58 
1 
1.77 
1 
1.79 
1 
1.63 
1 
1.63 
1 
1.58 
1 
1.63 
1 
1.58 
1 
1.58 
. 33 
1.7 
.46 
1.7 
.44 
1.7 
.43 
1.7 
.41 
.37 
.37 
.7.2 
. 50 
,-17 
1.9 
.46 
1.8 
.43 
42 
2.1 
.55 
2.0 
.50 
2.0 
.48 
2.0 
.47 
2.0 
.47 
2.0 
.50 
1.9 
.45 
1.8 
.42 
4.1 
.97 
2.3 
.63 
3.0 
.75 
3.4 
.83 
3.7 
.87 
3.9 
.9] 
2.2 
.61 
2.5 
.66 
.73 
3.3 
3.6 
.85 
2.4 
.63 
2.8 
.70 
3.1 
.75 
3.5 
.83 
3.7 
.87 
2.9 
.73 
3.5 
.85 
3.8 
4.0 
.94 
1 
1.51 
1 
1.49 
1 
1.82 
1 
1.72 
1 
1.63 
1 
1.55 
1 
1.51 
1 
1.49 
1 
1.82 
1 
1.72 
1 
1.63 
1 
1.55 
1 
1.51 
1 
1.49 
1 
1.72 
1 
1.63 
1 
1.55 
1 
1.51 
1 
1.49 
1 
1.63 
1 
1.58 
1 
1.51 
1 
1.49 
. 37. 
1.5 
.33 
1.9 
.51 
1.9 
.48 
1.9 
1.8 
.42 
1.7 
.37 
1.7 
.37 
2.1 
.56 
2.1 
.53 
2.1 
.51 
2.0 
.42 
1.x 
.40 
2.4 
.61 
2.3 
• 5o 
2. 
.53 
2.3 
.52 
2.3 
.51 
2.3 
.55 
2.2 
.51 
2.0 
.44 
2.0 
.44 
2.3 
.62 
2.5 
.64 
3.0 
.73 
3. 
.87 
4.0 
2.2 
.59 
2.4 
.61 
2.9 
3.4 
.78 
3.7 
.83 
3.9 
2.1 
.53 
2.7 
.65 
3.1 
.72 
3.4 
.76 
3.7 
.81 
2.7 
.65 
3.3 
.76 
3.7 
.83 
86 
1.49 
1 
1.75 
1 
1.67 
1 
1.61 
1.52 
1 
1.49 
1 
1.75 
1 
1.67 
1 
1.61 
1 
1.52 
1 
1.49 
1 
1.67 
1 
1.61 
1 
1.52 
1 
1.49 
1 
1.61 
1 
1.52 
.40 
1.7 
.37 
2.2 
.57 
2.2 
.54 
2.1 
.50 
2.0 
.45 
2.0 
.44 
1.9 
.42 
2.3 
.59 
2.3 
.57 
2.2 
.52 
2.2 
.50 
2.1 
.46 
2.1 
2.6 
.64 
2.5 
.59 
2.5 
.56 
2.4 
.53 
2.4 
.53 
.62 
2.4 
.54 
2.3 
.51 
2.2 
.48 
4.0 
.88 
2.2 
.57 
2.4 
.59 
3.4 
.77 
.84 
4.0 
2.1 
.54 
2.4 
.59 
2.8 
.66 
3.3 
.74 
3.7 
.81 
4.0 
2.2 
.55 
2.7 
.64 
3. 4 
.75 
.79 
2.6 
.62 
3.7 
.81 
3. 9 
1 
1.50 
1 
1.79 
1 
1.72 
,62 
1.53 
1 
1.50 
1 
1.49 
1 
1.79 
1 
1.72 
1 
1.62 
1 
1.53 
1 
1.50 
1 
1.49 
1 
1.72 
1.62 
1 
1.53 
1 
1.50 
1 
1.62 
1 
1.53 
1 
1.50 
1.49 
2.1 
.46 
2.0 
.44 
2.8 
.75 
2.7 
. 03 
2.4 
.62 
2.3 
.51 
2.2 
.48 
2.8 
.75 
2.8 
.72 
2.7 
.65 
2.7 
.62 
2.4 
.53 
3.0 
.68 
2.9 
.64 
2.8 
.62 
3.1 
.75 
3.0 
.68 
2.7 
2.7 
. 7.9 
3.5 
.78 
3.7. 
.81 
1.4 
.37 
1.7 
.43 
2.2 
.53 
2.9 
3.3 
.74 
3.5 
.77 
1.3 
.34 
2.1 
.51 
2.7 
.62 
3.1 
3.3 
.63 
1.5 
.39 
2.0 
.48 
2.4 
.55 
.62 
3.1 
2.0 
.48 
2.6 
.59 
3.1 
3.3 
.73 
