e> 
Colorado Experiment Station 
TABLE 1.—Continued. 
RESULTS OF EXPERIMENTS WITH COLORADO STATUTE INCH DEVICES 
(TUBE BOX). 
| Orifice 
Discharge in Cubic Feet per Sec. 
1 
No. of| 
Exper-j 
ment 
D 
Depth 
in 
Inches 
B 
Breadth 
in 
Inches 
Nominal 
Area 
in Sq. 
Inches 
Width 
of Box 
Inches 
Observed 
By 
Experi¬ 
ment 
Cor¬ 
rect’d for 
Nominal 
Area 
Curve 
Value 
Statute 
Inches 
to One 
Sec. Ft. 
2749 
6.036 
6.002 
36 
6 
.953 
.947 
.945 
38.1 
2750 
6.036 
6.002 
36 
6 
.950 
.944 
.945 
2755 
6.051 
6.000 
36 
8 
.969 
.961 
.963 
37.4 
2756 
6.051 
6.000 
36 
8 
.970 
.962 
.963 
2761 
6.061 
6.002 
36 
10 
.985 
.975 
.970 
37.1 
2762 
6.061 
6.002 
36 
10 
.984 
.974 
.970 
2769 
6.068 
6.000 
36 
12 
.986 
.975 
.976 
36.9 
2770 
6.068 
6.000 
36 
12 
.986 
.975 
.976 
2781 
6.061 
6.001 
36 
14 
.991 
.981 
.991 
36.3 
2782 
6.061 
6.001 
36 
14 
.989 
.979 
.991 
2795 
6.046 
6.001 
36 
16 
.986 
.978 
.978 
36.8 
2796 \ 
6.046 
6.001 
36 
16 
.987 
.979 
.978 
2757 
6.039 
8.003 
48 
8 
1.265 
1.256 
1.252 
38.3 
2758 
6.039 
8.003 
48 
8 
1.258 
1.249 
1.252 
2763 
6.054 
7.999 
48 
10 
1.285 
1.274 
1.275 
37.6 
2764 
6.054 
7.999 
48 
10 
1.287 
1.276 
1.275 
2771 
6.068 
7.998 
48 
12 
1.299 
1.285 
1.283 
37.4 
2772 
6.068 
7.998 
48 
12 
1.296 
1.282 
1.283 
2783 
6.063 
8.001 
48 
14 
1.309 
1.295 
1.291 
37.2 
2784 
6.063 
8.001 
48 
14 
1.306 
1.292 
1.291 
2797 
6.050 
8.008 
48 
16 
1.301 
1.289 
1.286 
37.3 
1798 
6.050 
8.008 
48 
16 
1.298 
1.286 
1.286 
2765 
6.054 
10.004 
60 
10 
1.576 
1.561 
1.565 
38.3 
2766 
6.054 
10.004 
60 
10 
1.586 
1.571 
1.565 
2773 
6.064 
10.003 
60 
12 
1.602 
1.585 
1.586 
37.8 
2774 
6.064 
10.003 
60 
12 
1.601 
1.584 
1.586 
2785 
6.068 
9.998 
60 
14 
1.603 • 
1.585 
1.594 
37.6 
2786 
6.068 
9.998 
60 
14 
1.606 
1.588 
1.594 
2799 
6.054 
10.004 
60 
16 
1.612 
1.597 
1.596 
37.6 
2800 
6.054 
10.004 
60 
16 
1.607 
1.592 
1.596 
2775 
6.063 
12.004 
72 
12 
1.892 
1.872 
1.873 
38.4 
2776 
6.063 
12.004 
72 
12 
1.894 
1.874 
1.873 
2787 
6.073 
12.007 
72 
14 
1.931 
1.907 
1.896 
38.0 
2788 
6.073 
12.007 
72 
14 
1.929 
1.905 
1.896 
2801 
6.054 
12.000 
72 
16 
1.915 
1.898 
1.898 
37.9 
2802 
6.054 
12.000 
72 
16 
1.916 
1.899 
1.898 
2789 
6.077 
14.002 
84 
14 
2.218 
2.190 
2.190 
38.4 
2790 
6.077 
14.002 
84 
14 
2.219 
2.191 
2.190 
2803 
6.058 
14.004 
84 
16 
2.234 
2.212 
2.206 
38.1 
2804 
6.058 
14.004 
84 
16 
2.222 
2.200 
2.206 
2805 
6.060 
15.996 
96 
16 
2.543 . 
2.518 
2.520 
38.1 
2806 
6.060 
15.996 
96 
16 
2.547 
2.522 
2.520 
The discharge for each size of orifice and box is given in second feet 
in the next to the last column in table 1, and the number of statute 
