h = 10⁰ -xx=666 in ly=426 in 21'-0" 28-0 L=? 1. Given the allowable stress table for wood timbers provided with the list of formulas, consider the following for a 8" by 10" # 1 Hem-Fir column. b. If the column is detailed with intermediate bracing so that Lx=28-0" and Ly=21-0", what is the maximum allowable axial load on Answer: a. If the column is laterally braced about both the X and Y axes at the top and bottom, what is the maximum allowable length under an axial load (P) of 50,000? Answer:
h = 10⁰ -xx=666 in ly=426 in 21'-0" 28-0 L=? 1. Given the allowable stress table for wood timbers provided with the list of formulas, consider the following for a 8" by 10" # 1 Hem-Fir column. b. If the column is detailed with intermediate bracing so that Lx=28-0" and Ly=21-0", what is the maximum allowable axial load on Answer: a. If the column is laterally braced about both the X and Y axes at the top and bottom, what is the maximum allowable length under an axial load (P) of 50,000? Answer:
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
Related questions
Question

Transcribed Image Text:b=8
h = 10⁰
lx = 666 in
ly=426 in
21'-0"
0.82
1. Given the allowable stress table for wood timbers provided with the list of formulas,
consider the following for a 8" by 10" # 1 Hem-Fir column.
b. If the column is detailed with intermediate bracing so that Lx = 28-0° and Ly=21¹-0", what
is the maximum allowable axial load on the column?
Answer:
a.
If the column is laterally braced about both the X and Y axes at the top and bottom, what
is the maximum allowable length under an axial load (P) of 50,000#?
Answer:

Transcribed Image Text:Blenderness Ratio: Lid
"
12
CL
14
CL
DI
45
Allowable Compression Stress (Fe) in psifor san
Smber columns
Hom-Fir
Structural Light Framing
400,000
645
4120
625
815
812
807
1,500,000
1,050
254
1,050
1,002
1.020
1,017
9956
979
101
$40
915
000
852
813
789
720
Dor
347
312
200
261
200
255
243
232
222
213
204
195
187
091
LOR
MV
706
776
19/
750
733
715
693
800
641
610
575
433
437
410
590
983
343
324
307
201
210
203
200
235
227
217
207
DAL
190
142
9/1
166
Past and Timber
833
827
820
811
800
787
772
754
734
710
683
boz
617
577
535
497
404
433
403
351
358
337
318
331
235
270
256
244
732
221
211
201
193
164
177
1:09
162
156
1,100,000
375
30.3
374
373
372
371
370
380
Structural Light Framing 22 through 4x4
Post and Timber: 55' and larger, with less than 2"
greater than thickness se tebi, x)
Table C-36
Allowable Stress
For Compression Members of 36-ksi Specified Yield Stress Steel
wheng pp23 2022日 9段XN 我公猪猪网 58RXR努尔湖北华
55666 6666 5588 88888 22222 ***
2291 252 28888 888 39588 82853 5883 325
***
41 19.11 81
42 19.09 82
"
10.95 2
see Appendix B5
Note: C₂ - 12.1
45
19 79
FREZE EERS
ware
***** 5223 8 58838 85882
5338 8888 5583332134 32329 28
888 59858 85882
18.70
3882888522
111
112
16.12 113
16.01 114
15.30
115
15.24
Tove
www
14.57
**** ***** ****
SER SEINS 98828
11.34
1.81
11.54
15.79 116
15.89 117
15.58 118
15.47 119
15.30 120 10.25
187
10.71
10.57
M
621
11.40 152
11.26
11.13
10.99
***** ***** *2889
196
991
10.43 159
160
28852
6832
172
*1889 83332
"When element with-to-thickness ratio exceeds noncompact section limits of Sect. 85
4
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