8.2. Select square column sections of Douglas fir-larch, No. 1 rade, for the following data: Required Axial Load (kips) Unbraced Length (ft) 20 8 50 12 50 20 100 16 EFCH

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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Problems 8.2.EH Select square column sections of Douglas fir-larch, No. 1
grade, for the following data:
Required Axial Load
(kips)
Unbraced Length
(ft)
E
20
8.
F
50
12
50
20
H.
100
16
WOOD COLUMNS
28
22
91 X 91
14 X 14
12 X 12
OL X
18 20
22
24 26 28
Unbraced Length (Feet)
Transcribed Image Text:Problems 8.2.EH Select square column sections of Douglas fir-larch, No. 1 grade, for the following data: Required Axial Load (kips) Unbraced Length (ft) E 20 8. F 50 12 50 20 H. 100 16 WOOD COLUMNS 28 22 91 X 91 14 X 14 12 X 12 OL X 18 20 22 24 26 28 Unbraced Length (Feet)
10
10
20
Axial Compression Capacity (Kips)
TABLE 6.1
Safe Service Loads for Douglas Fir-Larch No. 1 Wood Columns, ASD Method"
Column Section
Unbraced Length (ft)
Nominal
Size
Area
(in.2)
10
12
14
16
18
22
24
26
2.63
4.14
7.28
114
15.1
24.8
33.9
43.0
51.5
65.3
79.0
12.25
19.25
11.1
17.4
22.9
3.50
5.51
4x4
4.94
7.76
10.2
20.9
28.5
4 x 6
4x 8
25.375
7.26
6,46
7.17
9.78
13.4
23.1
29.3
6.53
891
10.7
8.71
13.4
18.3
23.1
6x 6
30.25
27.6
169
11.9
15.0
14.6
18.5
32.3
41.0
49.6
67.0
81 2
95.3
23.1
37.6
47.6
41.25
6x8
6 x 10
8x 8
8 x 10
8 x 12
10 x 10
10 x 12
10 x 14
12x 12
14 x14
EDMI NOTE 5 PRO
36.1
48.1
61.0
73.8
$3.0
100
T18
52.25
29 2
38.0
48.P
58.2
73.6
27.4
34.7
19.7
249
169
21.4
26.0
14.6
18 4
22.3
43.5
55.1
56.25
54.0
68.4
82.8
71.25
42.0
35.4
30.2
86.25
66 7
40 4
35.5
$2.9
64.0
75 1
46.4
56.1
65.9
86.9
139
200
60.0
79.0
95.6
90.25
88.4
85.9
48.9
42.9
89.1
105
117
72.6
$5.3
104
107
126
109.25
57.5
78.3
129
190
50.4
112
122
172
230
128.25
122
70.2
104
156
216
95.6
128
178
125
176
132.25
130
163
148
119
182.25
180
208
179
236
234
226
238
I DUAL CAMERA or solid-sawn sections of No 1 rade Douglas fir larch with no adjustment for moisture er load duration conditions
12
160
140
120
09
20
40
9X9
6.
12
Transcribed Image Text:10 10 20 Axial Compression Capacity (Kips) TABLE 6.1 Safe Service Loads for Douglas Fir-Larch No. 1 Wood Columns, ASD Method" Column Section Unbraced Length (ft) Nominal Size Area (in.2) 10 12 14 16 18 22 24 26 2.63 4.14 7.28 114 15.1 24.8 33.9 43.0 51.5 65.3 79.0 12.25 19.25 11.1 17.4 22.9 3.50 5.51 4x4 4.94 7.76 10.2 20.9 28.5 4 x 6 4x 8 25.375 7.26 6,46 7.17 9.78 13.4 23.1 29.3 6.53 891 10.7 8.71 13.4 18.3 23.1 6x 6 30.25 27.6 169 11.9 15.0 14.6 18.5 32.3 41.0 49.6 67.0 81 2 95.3 23.1 37.6 47.6 41.25 6x8 6 x 10 8x 8 8 x 10 8 x 12 10 x 10 10 x 12 10 x 14 12x 12 14 x14 EDMI NOTE 5 PRO 36.1 48.1 61.0 73.8 $3.0 100 T18 52.25 29 2 38.0 48.P 58.2 73.6 27.4 34.7 19.7 249 169 21.4 26.0 14.6 18 4 22.3 43.5 55.1 56.25 54.0 68.4 82.8 71.25 42.0 35.4 30.2 86.25 66 7 40 4 35.5 $2.9 64.0 75 1 46.4 56.1 65.9 86.9 139 200 60.0 79.0 95.6 90.25 88.4 85.9 48.9 42.9 89.1 105 117 72.6 $5.3 104 107 126 109.25 57.5 78.3 129 190 50.4 112 122 172 230 128.25 122 70.2 104 156 216 95.6 128 178 125 176 132.25 130 163 148 119 182.25 180 208 179 236 234 226 238 I DUAL CAMERA or solid-sawn sections of No 1 rade Douglas fir larch with no adjustment for moisture er load duration conditions 12 160 140 120 09 20 40 9X9 6. 12
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