Đề tài: Chung c Vạn Phong
Đề tài: Chung c Vạn Phong
Thiết kế sàn
* Giới thiệu Công ty

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I - Xác định tải trọng tác dụng lên sàn
1. Tĩnh tải:
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Hệ số vợt tải
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a. Tổng tải tác dụng lên ô sàn
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Sinh viên: Vũ Hồng Quang - XD 502
3
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3
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ttt
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====
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MB
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MA
BA
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Sinh viªn: Vò Hång Quang - XD 502
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Sinh viªn: Vò Hång Quang - XD 502
F
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§Ò tµi: Chung c V¹n Phong
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M
M
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1
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1
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M
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1
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1
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n
Sinh viªn: Vò Hång Quang - XD 502

a
5/I\7
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A
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Sinh viªn: Vò Hång Quang - XD 502
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λ
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MMM
λ
++
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2
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1
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22
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78,238,3.378,2
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1
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2

1
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5,0.99,0.2100
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M
F
a
a
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Sinh viªn: Vò Hång Quang - XD 502
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§Ò tµi: Chung c V¹n Phong
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5,6.100
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Sinh viªn: Vò Hång Quang - XD 502
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275,20
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2
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Sinh viªn: Vò Hång Quang - XD 502
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2
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10850
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Sinh viªn: Vò Hång Quang - XD 502
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2
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mkgM
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5,6.100.110
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*2;2>C5;3C*2<<?>C
J/1[())$i"'7#
J,4#v4())$i"4)(A4>4
2#XA48
)/(3,490
2
424,3
.7,639.2
2
365,1
2
22
mkg
gP
ct
=
=
+
=

@'

*CKB5?<>K*?DB>K9G):
`r\s]8
d()eN4(
!//8D?<<J322<*DD;<9)):
Y)I'Hl$4N()
4
3,2190
2
6,3*5,1006
48
22
+=+=
plgl
M
*3DCB>3
`/]8
J[
2200,0
)430.(22.110
360180

22
01
=
−
==
lbR
M
A
n

==
≤
180
150
2
300
2
h
KT
@#$4[φ?42;<
Sinh viªn: Vò Hång Quang - XD 502
2;
Đề tài: Chung c Vạn Phong
2. Tính bán dầm chiếu tới (220 x 300)
a) Xác định tải trọng8
J/1[1l()
V

*32<<9<>D=<>33:=2>2*2C3>F?9G):
J/1[le'$i"8h$v
3
4"i1
[li"'
3
G
2
*3>?*<>;?3
V

*= V

*D>?J<>22J<>2C*D>DF9):
Y)I'Hl$4N()8
Sinh viên: Vũ Hồng Quang - XD 502
2B
3600
300
220 220
V
3
G23V
3
G23
V
3
G;
§Ò tµi: Chung c V¹n Phong
)/(8,3601
4
6,3*3,2190
8
6,3*5,1006
45
22
mkg
plql
M =+=+=
,a'H78
)(2,2359
4
3,2180

cm
R
lbR
Fa
a
n
===
α
@#$4fFφ2F"'p4*?>?9):
J48h*3DCB>39:
J-)4i"w'.Hj]
h*3DCBk-
<
=Q
2
= 
<2
*<>DC=B<=33=3?*2;<2;
-1yx4xa
@#$[4φ?
-1%4IH78





==
≤
180
150

=⇒==
αα
tg
* TÝnh cèt thÐp8
Y)I'HA48
[4*D)⇒
<2
*D<JD*3K9):
)/(7,999
8
)424,3(*2,682
8
22
mkg
ql
M ===
15,0
27.10.90
99970

22
01
===
hbR
M
A
n
c)
91,0)211(5,0 =−+= A
γ

ql
Q ===
Q

  
<2
*;C<C
⇒/1)g
-)4%)ax4
22?K>Bk<>?=K>C=2<=3K*232C
@#$4g1)g
4X8z

≥)92;<RG3:
@#$[4φ?42;<
b. DÇm linon cÇu thang 18
@'8
0
8,2855,0
2
1,1
=⇒==
αα
tg
⇒α*3;>;2
<
*<>;K?
+ TÝnh t¶i träng8
J/1[1l


)/(538
8
)2,2.(3,889
8
2
22
01
22
cmFa
A
hbR
M
A
mkg
ql
M
n
==
=−+=⇒
===
===
γ
@#$[8φ23^p4*29)
3
:
* TÝnh cèt ®ai8
)(23,978
2
2,2
.3,889

<>C <>C

3

3

3
Đề tài: Chung c Vạn Phong
*D?<<J2C<J2C<*DD<<9)):


*D<<
@8

*
3
J
22
1
2
Sdbdc
+
b. Xác định tải trọng8
/4H$()N1A4)7]% d()1
[li1$i""[_1l()

* Hoạt tải:
L71$i=()_]v341$i=
)/(5853.
2

*D<F=D*B23
*B23523B>F*2<F2>F9G):
V*O5
<
*C;C52<F2>F*2?3?>F
Sinh viên: Vũ Hồng Quang - XD 502
3F

2

2
d()4=

O


§Ò tµi: Chung c V¹n Phong
c. X¸c ®Þnh néi lùc8
Z%bI\s{"i%7
h
S
*<>F V

 

*<>F 2?3?>F D>FC*33FF>F
h
E/
*J<>? V 


*<>?