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Zapata Medianera 2
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Zapata Medianera 2
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Author:
Victor Rene H. R.
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Descripción completa
DISEÑO ZAPATA MEDIANERA
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Diseño de zapatas medianeras de hormigón armado mediante el código ACI 318-14, se realiza un ejemplo paso a pasoDescripción completa
Diseño Zapata Medianera conectada ACI-318-08
Descripción: diseño zapata
ZAPATA CONECTADA
ZAPATA CONECTADA
Zapata Conetttt
Zapata ConettDescripción completa
Zapata Corrida
Descripción completa
Zapata Corrida
Zapata Conectada
zapata conectada
Descripción: cimentaciones
Zapata Corrida
Zapata Aislada
Aca se presenta un determinado estudio o investigación para el diseño de una zapata aislada.
Zapata Conectada
Zapata Corrida
Descripción completa
Zapata Biaxial
Descripción completa
Zapata continua
Metrado Zapata
estructuraDescripción completa
Zapata Continua
Descripción: Diseño de Zapatas continuas mediante excell
Zapata Aislada
Descripción: procedimiento constructivo de una zapata aislada
ZAPATA AISLADA
Zapata Corrida
CALCULO ESTRUCTURAL DE ZAPATAS CORRIDASDescripción completa
Zapata Aislada
Ejemplo Zapata
zapatas
DISEÑO DE ZAPATA EXTERIOR CON EXCENTRICIDADA VARIABLE VARIABLE
15.7 15.70 0 Ton Ton 5.60 5.60 Ton Ton 1.00 1.00 Ton Ton
Col.
1.00 1.00 TonTon-m m 0.50 0.50 TonTon-m m
hs
L=2.20m
0.25 0.25 TonTon-m m 7.80 7.80 Ton/m2 Ton/m2 1.60 1.60 Ton/m3 Ton/m3
t
2 210 Kgr/cm 2 4200 Kgr/cm
r B
0.07 m 1.50 m b=0.50
h= 0. 0.30
B= L= t=
m
A = 1.5PD+1.8PL
P
1.25(PD+PL+PS) 0.9PD+1.25PS 1.5MD+1.8ML
M (+)
1.25(MD+ML+MS) 0.9MD+1.25MS 1.5MD+1.8ML
M (-)
1.25(MD-ML-MS) 0.9MD+1.25MS
= 1.5 = 1.25 = 0.9
x 15.7 ( 15.7 x 15.7
+ 1.8 + 5.6 + 1.25
x5.6 +1.0) x1.0
= 33.63
= 1.50 = 1.25 = 0.9
x 1.0 ( 1.0 x 1.0
+ 1.8 + 0.5 + 1.25
x 0.5 +0.3) x0.3
= 2.40
= 1.5 = 1.25 = 0.9
x 1.0 ( 1.0 x 1.0
+ 1.8 + 0.5 + 1.25
x 0.5 -+0.3) -x0.3
= 2.40
= 27.88 = 15.38
= 2.19 = 1.21
= 1.56 = 0.59
Ton Ton Ton
EXCENTRICIDAD SIN e = M = 2.40 P 33.63
Ton Ton Ton
EXCENTRICIDAD CO e = M = 2.40 P 27.88
Ton Ton Ton
EXCENTRICIDAD CO e = M = 0.59 P 27.88
0.09 m
A
P qe
21.30 7.80
= 2.7 m2 m2
3.00m2
Asumimos
P L=1.80m
hs
B=1.80m
e
t r
1 2
P 1
A
P e L
B
B
/2
3
4.94 Ton/m2
12 P
2
A
P e L
B
B
/2
3
7.97 Ton/m2
12
9.18
7.80 Ton/m2 d
1 qu l Area l 2 Area = =
Area =
d nec
6.31 +4.94 2
3.83 Ton/m
l
qu l 0 . 53 f ' c b
t nec d nec r
12.9
x 0.68
Area 0 . 53 f ' c b
+ 7.0
=3.83 Ton/m 1
B - b- d =
=
= 19.9
1.50m
0.85
- 0.32
= 0.68 m
x 2200 210 x 100
x 0.53 x
AREA qu ( A T A S )
2 1 ' 1 ' B L 2 2 2
Area
d/2
h
d/2
A =
4.94
+ 8.0 x3.30
Area = h+d
L/2-h/2-d/2
p
p
d nec
qu ( A T A S ) 1 . 1 f ' c b O
t nec d nec r
15.3
+ 7.0
18.31 0.85x1.1
= 22.3
7.97
2
C+d
L/2-h/2-d/2
= 12.9 cm
40 cm
b
d/2
- 0.50
3.83
L
B
l
t
x 1000 x 2.89 x 210 x 256.0
40 cm
=15.3 cm
18.31 Ton
qu =
6.64 Ton/m2
M U
( 2
MU =
1
L=
) L2
6
(7.97
1
1.00m
2
L
L
2
* 2.25 +
-4.94)
L2 =
1.50m
4.94
6
x 2.25
=8.55 Ton-m
2
1
a = 5.00 cm
As
As
M U
fy (d a / 2)
M U
fy(d a/ 2)
As MIN
8.55x 0.9 x 4200
0.8 fc b d fy
0.9
0.8
Φ 5/8''
q U
1 2 2 L=
4.94
L2 =
qu L 2
8.55x 100000 x 4200 ( 32.0 - 0.86)
= 7.16
x 210 4200
x 100
@ =
1.98
x 32 = 8.83
x 100 8.83
= 22.42
cm2 ;
cm2 ;
a
a
As fy fc b As fy fc b
0.85
0.85
cm
cm
Ton-m
2
0.95m
= 7.35
+7.97 =6.45
2
M U
100000 ( 32.00 - 2.50)
6.5
L
0.90m x 0.90
=2.91
L
Ton-m
2
qU a = 4.00 cm
As
As
M U fy (d a / 2)
M U fy(d a/ 2)
As MIN
0.8 fc b d fy
Φ 5/8''
2.91x 0.9 x 4200
0.9
0.8
100000 ( 32.00 - 2.00)
= 2.49
2.91x 100000 x 4200 ( 32.0 - 0.29)
= 2.42
x 210 4200
x 100
@ =
1.98
x 32 = 8.83
x 100 8.83
= 22.42
cm2 ;
cm2 ;
cm
cm
ARMADO FINAL DE LA ZAPATA EXTERIOR
a
a
As fy fc b As fy fc b
0.85
0.85
Col. hs=0.85
t=0.50 r=0.07
B=1.80m
0.30
0.50
B=1.50m
1.50 m 2.20 m 50 cm 2 3.3 m SISMO = 0.071 m
SISMO (+) = 0.086 m
SISMO (-) = 0.021 m
2
b d / 2 ( h d ) + 6.64 x0.41 2
2
7.35 x 210
x 4200 x 100
=1.73cm
7.16 x 210
x 4200 x 100
=1.68cm
2.49 x 210
x 4200 x 100
=0.58cm
2.42 x 210
x 4200 x 100
=0.57cm
qU
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