40 
FIRST SERIES — TABLES OF SCANTLINGS. 
TABLE XXIII.— Red Pine. 
Weight upon each foot in length, 2312 lbs. or 20*6428 cwts. 
Deflection in the middle for each foot in length, of an inch. 
Weight uniformly loaded — = 196520 = 1754*64 = 87-732 
Weight suspended from the middle,— = 122825 = 1096-65 = 54-832 
Length 
BREADTH IN INCHES. 
in feet, 
clear 
2 
3 
4 
H 
6 
7 
8 
bearing. 
DEPTH IN INCHES. 
1 
2-43 
2-26 
213 
2-02 
1-93 
1-86 
1-79 
1-69 
1-60 
1-53 
2 
4-87 
4-52 
4-25 
4-04 
3-86 
3-71 
3-59 
3-38 
3-21 
3-07 
3 
7-30 
6-78 
6-38 
6-06 
5-80 
5-57 
5-38 
5-06 
4-81 
4-60 
4 
9-74 
9-04 
8-50 
8-08 
7-73 
7-43 
7-17 
6-75 
6-41 
6-13 
5 
12-17 
11-30 
10-63 
10-10 
9-66 
9-29 
8-97 
8-44 
8-02 
7-67 
~~6~ 
14-60 
13-56 
12-76 
12-12 
11-59 
11-14 
10-76 
0-13 
~9^ 
9-20 
*7 
15-82 
14-88 
14-14 
13-52 
13-00 
12-55 
] 
1-81 
11-22 
10-73 
8 
15-45 
14-86 
14-35 
] 
3-50 
12-82 
12-27 
9 
16-14 
] 
15-19 
14-43 
13-80 
10 
16-03 
15-33 
11 
12 
13 
Multipliers to give the breaking weight of every Scantling in each column respectively. 
4-591 
4-945 
5-255 
5-532 
5-784 
6-016 
6-231 
6-621 
6-970 
7-288 
3-673 
3-956 
4-204 
4-425 
4-627 
4-813 
4-985 
5-297 
5-576 
5-830 
* Emmple.—-Rei Pine 7 feet long, . 15-82 in. by 2h in., or 14-88 by 3, or 14-14 
by 3i or 13-52 by 4. or 13-00 by 4i, or 12-55 by 5, or 11-81 by 6, or 11-22 by 7, or 
10-73 by 8, with 144-50 cwts. uniformly loaded, or 90-31 cwts. suspended 
from the middle, deflects 7 of an inch. 
The breaking weight of Red Pine 7 feet long, 14-14 in. by 3i in., is 5-532 x 144-5 
= 799-3 cwts. uniformly loaded, or 4-425 x 90-31 = 399-6 cwts. suspended from the 
middle. 
