ֽȸ ¸Ǿ
 
 
Ȩ > Ұ > T
 
 
 
 
 

 
ǰ ԰ ܸ Y1
(cm2)
Y
(cm2)
ܸ
ܸ(cm2) տƮ ߷
B b T t Z1 Z2
TWP-250-50
700 300 250 50 950
10.4
14.6
55.268
3.785
5.314
4.4-5.8
0.238
TWP-250-100
700 300 250 100 1,150
9.9
15.1
55.934
3.704
5.650
4.4-6.3
0.268
TWP-300-100
700 300 300 100 1,300
12.0
18.0
98.533
5.474
8.211

6.0-6.9
0.325
TWP-350-100
700 300 350 100 1,450
14.0
21.0
155.783
7.418
11.127
8.1-12.0
0.363
TWP-350-150
700 300 350 150 1,650
13.86
21.14
145.618
7.409
11.300
8.1-12.1
0.413
TWP-400-150
700 350 400 150 1,925
16.6
23.4
256.271
10.962
15.438
11.1-16.5
0.481
TWP-450-150
700 350 450 150 2,250
17.5
27.5
367.510
13.364
21.000
13.5-22.0
0.563
TWP-450-200
700 400 450 200 2,400
19.37
25.63
394.061
15.375
20.335
14.7-21.6
0.600
TWP-500-150
700 400 500 150 2,450
21.8
28.2
537.605
19.064
24.661
17.9-24.3
0.613
TWP-500-200 700 400 500 200 2,600 21.5 28.5 540.510 18.966 25.140 17.8-26.5 0.650
 
 
 




⼭,
PA = PO : ֵ() а(t/)
: θ()
r : ü߷
h: ü (m)
KA,KP :ֵ() а
:ǥ ̷ ()
: ()
q: (t/)






⼭,
c:
KC: й
PP = r h+q+2c )

ִƮ Y.LChang Ŀ Ͽ Ѵ.


[ ݹݷ° Nġ ]

Ʒ Ѵ.

D =
D : Plie (m)
exp [-tan-1 ]
=4

⼭,

Kh: Ⱦ ݷ° (kg/)
B: (=100cm)
E : ź辥
P.C
28 = 400kg/, E = 350,000kg/)
28 = 500kg/, E = 400,000kg/)
:ܸ2 Ʈ (cm4/m)
Ʈ
Ʈ ϵ Ѵ.


⼭,

M : ִڸƮ
N : ִⷰ
( , η Ѵ)
N : ּҹ
( , η Ѵ)
le : ȯܸ 2 Ʈ
Ac: ܸ
Ye :ɿ ࿬ Ÿ
Ye': ɿ 忬 Ÿ
ce: ȿƮ
ca: ũƮ ھµ
: -20kg/
: -40kg /
ca :ũƮ ھµ
: 170kg/
: 250kg/
, ck = 500kg/

տ ߻ϱ ܸµ

3.ڸƮ

⼭,
Mcr = տڸƮ
tu= ũƮ 尭 < 0
κ Ŀ Ͽ Ѵ.
= 1+ 2+ 3
⼭,
1:ݿ (cm)
2:ݿ տ (cm)
3: ϰ к
ϴ ڷ ó(cm)







⼭,
S. F:1.5
C:Ȱ (t/m2)
: Ȱ ҿȣ (m)
W: ߷(t/m2)
U: ؼ(t/m2)



⼭ S.F = 1. 2
 
 
ڸ ü 꿡 Ѵ.
 

Mp F M A
MA = PA A+ PW W
MP = PP P

MP : п Ÿ̾Ŀ Ʈ (t m/m)
MA :ֵа ܷп Ÿ̾ް Ʈ
D:
F:

1.5

1.2

1.2

1.2

üҿ ۿϴ ݷ¹ ڸƮ A B ܼ Ѵ.

ġ

ݿ

0.1H

0.2H

0.3H

Tie-Anchor ۿϴ Ŀ Ѵ.
T = RA
⼭,
T : Tie - Anchor
RA : A ݷ(t/m)
: Tie -Anchor ᰣ(m)
: 򼱿 Tie-Anchorǰ簢 ()
ϸ ִڸƮ Ѵ.
M =
⼭,
M : ϸ ִ Ʈ (t m)
T : Tie - Anchor (t)
: Tie -Anchor ¿ᰣ(m)
=
⼭,
F : ( : 2.5, :2.0)
EP : ǿ ۿϴ (t/m)
AP: Tie -Anchor ݷ(t/m)
EA : ǿ ۿϴ ֵ (t/m)
MATERIALS TABLE-1

Component

Speclitcation

Symbol

Steel Strand

Uncoated Stress Relieved
Steel Wire and Strand for
Prestressed Concrete

KSD3509
3510

Anchor Fitting

Chromium Molybdenum Steel KSD3711

SCM435

Coating

High Density Polyethylen

P.E

Nut

Carbon Steel for Machine Structural

S.45C

 

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