PRESSED BY TWO FORCES P AND Q. 
TABLE VI. Continued. 
Scantlings of Red Pine when acted upon by two forces P anc 
P in the direction of the depth, Q in the direction of the bre 
In this table, Gl = P; P = pressure upon each foot in length; IBreadT 
The deflections each way of the timber are equal j Dfpth 
119 
Q, viz., 
adth. 
- = 1-00. 
Length 
in feet, 
clear 
)earing. 
Value of P. 
256 0000 lbs. 
2-2857cwt8. 
Value of P. 
364-5000 lbs. 
3-2544cwts. 
Value of P. 
500-0000 lbs. 
4-4642cwts. 
Value of P. 
665-5000 lbs. 
5-941 9cwts. 
Multipli 
break 
of every S 
era to give the 
ng wciffht 
tcantling in the 
able. 
in the dire 
tion of th 
depth. 
c- 
e 
In the direc- 
tion of the 
breadth. 
Depth. Breadth. 
Depth. fireadth 
Depth. Breadth 
Depth. Breadth. 
1 
2 
3 
4 
5 
MIX Ml 
1- 86 X 1-86 
2- 52 X 2-52 
3- 13X 3-13 
0*70 X 3'70 
1- 25 X 1-25 
2- 09 X 2-09 
2- 84 X 2-84 
3- 52 X 3-52 
4- 16X 4-16 
1- 38 X 1-38 
2- 33 X 2-33 
3- 15X 3-15 
3- 91 X 3-91 
4- 63 X 4-63 
1- 52X 1-52 
2- 56 X 2-56 
3- 47 X 3-47 
4- 31 X 4-31 
5- 09 X 5-09 
4- 75( 
5- 646 
6- 251 
6- 7n 
7- 102 
) 
] 
1 
\ 
4-750 
6-251 
6- 717 
7- 103 
6 
7 
8 
9 
4-24 X 4-24 
4- 76 X 4-76 
5- 27 X 5-27 
5- 75 X 5-75 
6- 23 X 6-23 
4- 78 X 4-78 
5- 36 X 5-36 
5- 92 X 5-92 
6- 47 X 6-47 
7- 00 X 7-00 
5-31 X 5-31 
5- 96 X 5-96 
6- 58 X 6-58 
7- 19 X 7-19 
7-78 X 7-78 
5- 84 X 5-84 
6- 55 X 6-55 
7- 24 X 7-24 
7- 91 X 7-91 
8- 56 X 8-56 
7-434 
7-72€ 
7- 98S 
8- 227 
8-447 
\ 
! 
7-434 
4 1 ZK) 
7- 988 
8- 227 
8-447 
11 
12 
13 
14 
15 
6- 69 X 6-69 
7- 14 X 7-14 
7- 58 X 7-58 
8- 01 X 8-01 
8-44 X 8-44 
7- 52 X 7-52 
8- 03 X 8-03 
8- 53 X 8-53 
9- 01 X 9-01 
9-49 X 9-49 
8-36 X 8-36 
8- 92 X 8-92 
9- 47 X 9-47 
10-02X10-02 
10-55X10-55 
9-20 X 9-20 
9-82 X 9-82 
10- 42X10-42 
11- 02X11-02 
11-60X11-60 
8-65C 
8- 84C 
9- 019 
9-188 
9-348 
! 
! 
8-650 
8- 840 
9019 
9- 188 
9-348 
16 
17 
18 
19 
20 
8- 86 X 8-86 
9- 27 X 9-27 
9-68 X 9-68 
10 08X10-08 
10-47 X 10-47 
9-96 X 9-96 
10-43X10-43 
10- 88X10-88 
11- 34X11-34 
11-78X11-78 
11-07X11-07 
11- 59X11-59 
12- 09X12-09 
12- 60X12-60 
13- 09X13-09 
12-18X12-18 
12- 75X12-75 
13- 30X13-30 
13- 86X13-86 
14- 40X14-40 
9-50C 
9-645 
9-784 
9-917 
10045 
9-500 
9-645 
9-784 
9-917 
10-045 
Deflections in the middle for each foot in length. 
SeeE 
xamples. 
'alueofl IP • 1 
D. 1 T5- 01 an men. 
-^j of an inch. 
of an inch. 
of an inch. 
'alue of 
P 
D 
10240-00 lbs. 
9r42cwts. 
16402-50 lbs. 
146-45cwts. 
25000-00 lbs. 
223-21 cwts. 
36602-50 lbs. 
326-80cwts. 
1 Pressu 
ire uniform. 
aluc of 
P 
~d" 
6400-00 lbs. 
57-14cwts. 
10251-56 lbs. 
91-53cwts. 
15626-00 lbs. 
139-50cwts. 
22876-56 lbs. 
204-25cwts. 
1 Press 
i " 
ure iu the 
oiddle. 
VI. 
VII. 
VIII. 
IX. 
* Example.— Rei Vme 10 feet long, 7-78 in. by 778 in., with 10x 500 = 
= 5000 lbs. 
iressure in the direction of the depth, and with 5000 lbs. pressure in the direction of the 
ireadth, deflects each way -i °. or ^ of an inch. 
The breaking weight, in the direction of the depth, and also of the breadth, of Red Pine 
,0 feet long, 7-78 in. by 7-78 in., is 10x 500x 8-447=42235 lbs., the pressure being 
miform in both cases; or one half of that weight, viz., 21117 lbs., if the pressures act in the 
liddle. 
