TABLE X. 
APPROXIMATE WORKING LOADS FOE I BEAMS USED AS STRUTS 
IN LATERAL SYSTEMS OR VERTICAL SWAY BRACING. 
Length of 
Strut in feet. 
7"— 20» I ; 
7" — IS ， I 
6" — IG* I 
6 "— 13 . 5 * I 
5 " — 12 * I 
5" 一 10 * I 
4" 一. 10 » I 
4"— 8 3 I 
Length uf 
Strut in feet. 
□ □ 
□〇 
〇〇 
Side- 
ways. 
Edge- 
ways. 
{Side- 
ways. 
Edge- 
ways. 
Side- 
ways. 
Edge- 
ways. 
Side- 
ways. 
Edge- 
ways. 
Side- 
ways . 
Edge- 
ways. 
Side- 
ways. 
Edge- 
ways. 
Side- 
ways. 
Edge- 
ways. 
Side- 
ways. 
Edge- 1 
ways. 
□ □ 
口〇 
〇〇 
i 
26.7 
•27.0 1 
24.2 
24.5 
21.5 
ar.7 
18.2 
18.2 
^6.0 
16.0 
1 3.8 
13.8 
13.5 
13.5 
10.8 
10.8 
I 
2 
i -5 
i 
26.4 
26.9 
24.0 
H -4 
21.2 
21.6 
17.7 
18.1 
15.5 
15.9 
J 3.0 
13.0 
12.7 
10.2 
10.6 
2 
1.5 
1 
4 
3 
2 
25.0 
26.7 
21.7 
24.3 
ao.o 
ル 5 
16.5 
18.0 
* 3.7 
15.7 
11.1 
12.8 
11.2 
13.0 
9.0 
10.4 
4 
3 
2 
6 
ヰ . 5 
3 
23.0 
26. s 
21.0 
24.2 
18.0 
2i.a 
15.0 
17.9 
11.7 
15-5 
9.7 
12.6 
9.2 
12.7 
7.4 
10.2 
6 
4-5 
5 
8 
6 
4 
20.5 
26.2 
18.7 
24.0 
15.8 
a 1.0 
ip 
J 7.7 
9.7 
15.2 
8.1 
12.4 
7.4 
ia.5 
5-9 
10.0 
8 
6 
4 
IO 
7 ^ 
5 
18.2 
26.0 
16.5 
23.7 
1 弘 7 
20.7 
11.5 
17.5 
8.0 
14.9 
6.7 
12.2 
6.0 
12.2 
4.8 
9.8 
10 
7.5 
$ 
\i 
9 
6 
15.7 
25.7 
14.5 
•23.5 
11.7 
cio.a 
10.4 
17.1 
6.5 
14.5 
5.4 
12.0 
5.0 
1 1.6 
4.0 
9.3 
ii 
9 
6 
i 斗 
10.5 
7 
i ?-7 
25.2 
12.5 
25.1 
10.0 
19.7 
9.2 
16.7 
5-4 
14.0 
4.5 
11.7 
4.0 
11.0 
3.2 
8.8 
14 
10.5 
7 
x6 
ia 
8 
12.0 
24.7 
u.a 
12.7 
8.7 
19.1 
8.0 
16.1 
4-4 
* 3-5 
3-7 
11.3 
10.5 
a .5 
8.4 
16 
12 
8 
18 
13.5 
9 
10.5 
24.2 
9.7 
^2-2.2 
7.5 
18.7 
6.7 
15.7 
3-6 
1 ;.。 
3.0 
10.8 
2-5 
10.0 
2.0 
8.0 
18 
G .5 
9 
20 
15 
IO 
9.0 
8.5 
21，7 
6.5 
18.1 
5.5 
15.2 
3.0 
M .5 
2.5 
10.4 
d.*2 
9.5 
1.8 
7-5 
20 
15 
io 1 
22 
16.5 
ri 
8.0 
23.0 
7.5 
21.2 
5.7 
17.5 
5.0 
14.7 
2.6 
ia.o 
2.1 
10.0 
2.0 
8.8 
1.6 
7.0 
22 
16.5 
ii I 
24 
18 
12 
7.0 
22.3 
6.5 
20.7 
5-0 
17.0 
4.5 
14.1 
2.3 
H .5 
2.0 
9.6 
1.7 
8.a 
1.4 
6.6 
H 
i8 
12 1 
16 
19.5 
13 
6.2 
21.7 
5.7 
20 .a 
4.2 
16.2 
4.0 
”•7 
2.0 
11.0 
1.8 
9.2 
1.5 
7.7 
1.2 
6.2 
26 
19.5 
1 
28 
21 
14 
5.5 
*21.1 
5.0 
19.5 
3-7 
”•5 
3.5 
1.8 
10.4 
1.6 
8.7 
7.1 
1.0 
5.8 
28 
•21 
14 
30 
22.5 
5.0 
2O.5 
4.5 
18.7 
3.5 
15.0 
3.1 
12.7 
1.6 
9.7 
1.5 
8.1 
r.i 
6.7 
。.9 
5-3 
30 
•2-2.5 
T 5 
16 
4.5 
19.8 
4.0 
18.0 
3-0 
14.5 
2.7 
12.2 
i •斗 
9.0 
1.3 
7.5 
0.9 
M 
0.8 
5.0 
32 
24 
16 
3 斗 
25.5 
17 
4.0 
I9.-2 
3.5 
I 7 # 5 
2.7 
14.0 
2.5 
IT.7 
r.a 
8.2 
i.i 
6.8 
0.8 
6.0 
0.7 
4.8 
3 斗 
W .5 
17 1 
36 
27 
18 
3.5 
18.6 
3.2 
17.0 
2.5 
13.5 
2.2 
11.2 
i.i 
7.5 
1.0 
6,2 
0.8 
5.6 
0.6 
4-5 
36 
27 
18 
58 
28.5 
19 
3.2 
I8.O 
3.0 
16.5 
*2.*2 
13.0 
2.0 
10.7 
r.o 
6.8 
0.9 
5.7 
0.7 
5.2 
0.6 
小 2 
38 
28.5 
19 1 
4 〇 
3 〇 . 
20 
3.0 
】 7 •斗 
2.7 
16.0 
a;o 
12.5 
1.7 
io.a 
0.9 
6.1 
0.8 
5.1 
0.6 
5.0 
0.5 
4 .o 
4 〇 
3 〇 
*20 ' 
