تم الحل ✓
categoryهندسة مدنية
schoolبكالوريوس
event_available2026-07-16
السؤال
Transcribed Image Text:
Columns A3 and F3:
Columns B3, C3, D3, and E3:
P₁ = 1.2 x 115 +1.0 x 90
P = 1.2 x 230 + 1.0 X 173
228 kips
= 449 kips
Q =
ΣΡ Δ
2252 x 1.22
= 0.19
Vyst
.
88 X 14 X 12
klu 1.64 x 13 x 12
r
0.3 x 18
= 47.4
1.2x (-2)+1.0 x 100 = 98 ft-kips
= 1.2 x 21.0 X 108 =
110 ft-kips
Min
M201
Mys
1.6(-70)
112 ft-kips
M2 = 1.6 X 79
1.6 X 79126 ft-kips
= 1.23
1-Q
1 -0.19
8,M₁s = 1.23 x (-112)=-138 ft-kips
8,M25
=
1.23 x 126155 ft-kips
and
Columns: 10.71 = 0.7 x 16 x 163/12 3823 in
1/ 3823/(14 X 12) = 22.8 in³
=
Beams:
I = 4838 in
and
=
1/ 16.8 in³
22.8 + 22.8
a = √ =
= 2.71
16.8
El = 0.2EJ + Esse = 0.2 x 3.6 x 106 x 16 x 163/12 + 29 x 106 x 6 x 0.79 x 6.62
=9.92 x 10% in²-lb
TX 9.92 x 10°
P
==
1.51 x 106 lb
(1.77 x 13 x 12)²
EI = 0.2 x 3.6 x 10° x 18 x 183/12 + 29 x 10° (4 x 1.27 x 6.42 + 2 x 1.0 x 6.52)
14.8 x 10° in²-lb
=
P₁ =
² x 14.8 X 10⁹
(1.64 x 13 x 12)²
2.62 x 106 lb
=
ΣP 2 x 1510 + 4 x 2620
=
13,500 kips
8,
=
1.29
1 - ΣΡ /0.75 ΣΡ 12252/(0.75 X 13,500)
6,M1s
=
1.29 x
(-112)=-144 ft-kips
=
8M2 1.29 x 126
1.29 x 126 163 ft-kips
=
98-138 = -40 ft-kips
M₁ = 98-
=
M2110+155 - 265 ft-kips
459
0.545
Pa
of A 0.65 X 4 X 324
Ma
265 X 12
of Agh 0.65 X 4 X 324 X 18
0.211
Ast = 0.038 X 324 = 12.31 in²
P₁ = 1.2 x 230 + 1.6 X 173 553 kips
+1.6
=
M₁ = 1.2 x 2 + 1.6 X 108 = 175 ft-kips
=
(18.00 2 x 1.50 2 x 0.38 1.27)/18 = 0.72
-
Pu
553
of A 0.65 X 4 X 324
Ma
175 X 12
0.656
of Agh 0.65 X 4 X 324 X 18
0.138
klu
1.0 x 13 x 12
0.3 x 18
28.9
M₁
1.2x (-2)+1.6 x 100
34-12
= 34 12
=
23.2
M₂
1.2 x 2 + 1.6 X 108
36.5 + 36.5
==
a=0
= 2.17
16.8 16.8
klu
r
0.87 x 13 x 12
25.1
0.3 x 18
158
Cm = 0.6 +0.4
= 0.96
175
1.2 x 230
dns
1.2 x 230+ 1.6 X 173
= 0.50
0.4 x 3.60 x 106 x 18 x 183/12
ΕΙ
=
8.40 X 10° in²-lb
1 +0.50
Pe
ΠΕΙ
² x 8.40 X 10°
=
=
(kl)²
4.50 x 106 lb-
(0.87 x 13 x 12)²
Ст
1 - Pu/0.75Pc
0.96
1 553/(0.75 x 4500)
=
1.15
Pu
of Ag
553
0.656
0.65 X 4 X 324
Mu
201 X 12
0.159
of Agh
0.65 X 4 X 324 X 18
At = 0.026 X 324 = 8.42 in²
18"
18"
Clear cover 1½"
4 No. 10 (No. 32) corners
4 No. 9 (No. 29) sides
No. 3 (No. 10) ties @ 18"
k
k
,00
50.0
1.0
50.0
10.0
-10.0
5.0-
-5.0
888
100.0
50.0-
300-
3.0-
-0.9
60
-3.0
20.0-
20-
-2.0
+||||||||||_
89
20.0
10.0
bb
100.0
50.0
5.0
30.0
4.0
-20.0
L
10.0-
3.0
100
-0.8
9883 8
1.0-
1.0
0.9-
-0.9
6.0-
bbbbb
8.0-
7.0-
0.8-
-0.8
0.7-
-0.7
5.0-
06-
0.7
-0.6
4.0-
05-
-0.5
3.0-
0.4-
-0.4
0.3-
-0.3
20-
-0.6
0.2-
+02
1.0
0.1-
-0.1
0-
-0.5
-0
(a) Nonsway frames
1
20
20
ווווו זיויד
9.0
-8.0
-7.0
-6.0
-5.0
-4.0
-3.0
T
-2.0
15
1.0
(b) Sway frames
-1.0
18"
18"
Clear cover 1"
8 No. 11 (No. 36) bars
No. 4 (No. 13) ties @ 18"
6 stories at 14'
= 84'
1
2
3
4
5
6
Column C3
7777
7777
7777
7777
7777
7777
A
B
C
D
E
F
5 bays at 24' =
120'
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