DISEÑO ZAPATAS CENTRICA 2009

CALCULOS ESTRUCTURALMEMORIA DE CALCULO EVALUO DE CARGAS

1/18

PROYECTO: #REF! CONTENIDO:

4/30/2007

Dirección:BUGA CALCULO: LUIS CARLOS QUINTERO

ZAPATAS TIPO DATOS

Area de diseño Medidas de la columna AREA AFTE.

Tipo de zapata fy: 4200 kg/cm2

a(cm) b(cm) m2 fc': 210 kg/cm2 my mx

8 30 30 A - 3 Central 1 1.9 0.1

9 30 30 A - 4 Central 1 qa: 2.3 kg/cm2 2.5 0.1

10 30 30 A - 5 medianera 3 2.5 0.2

11 30 30 A - 6 medianera 3 N.T: 1.5 m 2.5 0.2

12 30 30 A - 7 Esquinera 2 2.5 0.2

13 30 30 A - 8 Central 1 1.8 T/m3 2.6 0.0

14 30 30 A - 9 medianera 3 0.4 0.0

15 30 30 A - 10 Central 1 Ps: 0.27 kg/cm2 0.5 0.1

16 30 30 A - 11 medianera 3 0.4 0.0

17 100 30 B - 11 Central 1 qe: 2.03 kg/cm2 0.1 0.1

18 30 30 D - 11 medianera 3 0.2 0.0

19 30 30 E - 11 Central 1 0.4 0.0

20 30 60 F - 11 medianera 3 0.5 0.0

24+51 30 95 B - 10 Central 1 0.1 0.1

25+52 30 95 B - 9 medianera 3 0.7 0.0

26+53 30 95 B - 8 medianera 3 0.5 0.1

27+54 35 95 B - 7 medianera 8 1.5 0.1

28+60 30 95 B - 6 Esquinera 2 0.6 0.1

29+70 30 95 B - 5

30+69 30 95 B - 4

EVALUO DE CARGAS SALON PRINCIPAL

PL. FECHA:

Momento max.

(T-m)

gs:

EspecificacionesEspecificaciones

F6

SI ES: CENTRAL: 1 ESQUINERA: 2 MEDIANERA: 3


2/18


4/30/2007



PL. FECHA:

31+63 30 40 B - 3

43 30 30 F - 10'

44 30 30 E - 10'

45 30 30 D - 10'

46 30 30 B - 10'

DISEÑO ZAPATAS CENTRICAS

fy: 4200 kg/cm2 1.8 T/m3

fc': 210 kg/cm2

Ps: 0.27 kg/cm2

qe: 2.03 kg/cm2

N.T: 1.50 m

pZ/propio: 337 kg

My Mx

8 4218 1.9 0.13

Areq.= 2077.8

Lo= 46

L: 80

Ad = 6400

8 5916

qu= 0.9

T= 30 do: 22

bo= 208CHEQUEO DE PUNZONAMIENTO

Vu1= 3417vc1 vc2 vc3 Controla

23.5 20.2 15.9 15.962002 OK

CHEQUEO ACCION VIGAVu2= 222

11490 OK

gs:

fVc=

fVc=

cm2cm2

cmcm

cmcm

cm2cm2

kg/cm2kg/cm2

cmcm

cmcm

kgkg

kgkg

kgkg

kgkg

kgkgkg/cm2kg/cm2 kg/cm2kg/cm2 kg/cm2kg/cm2 kg/cm2kg/cm2

kgkgPt=Pt=

PU=PU=

Ton-mTon-mTon-mTon-m


3/18


4/30/2007



PL. FECHA:

CALCULO DE REFUERZOMu= 23111

b= 80

f´c= 21 T= 30

fy= 420 d´= 8 22Mu= 2.31Mn= 2.57

k= 0.07a= 4956

0.08459 0.00016

0.02138 0.01604

r = 0.00016

As = 5.81

REFUERZO TEMPERATURA - RETRACCION DEL FRAGUADO

r = 0.0018

As = 4.32

USE: As = 5.81

F#: 5 1.99

USAR: 3

As = 6.0

5 35 en ambas direcciones

APLASTAMIENTOA1= 900 A2= 6400

Pu 6.6 299.9 > 5.916347 OKA1

224.91 < OK

rb= rmax.=

fPn=

0,85*f*fc'*A1*2=

kg-cmkg-cm

cm2

Mpa

cm

cm

cm

KN-mKN-mMpa

Mpa d=

cm2

As=As= cm2

cm2

@@1#1# cmcm

cm2 cm2

== kg/cm2kg/cm2 ton.ton. Pu=Pu=

fPnfPn


4/18


4/30/2007



PL. FECHA:

SIGUIENTE PASO DE CALCULO DE REFUERZO

_ _ _ _

Diseño final de las zapatas CENTRICAS tipo 10

30

1.53 5 35

22 30

80.0

80.0 cm

## @@ cmcm

Z-Z-


5/18

LOSA #1 LOSA #2

# D+L (kg) D(kg) L(kg) 1.4D+1.7L(kg) columna # D+L (kg) D(kg) L(kg) 1.4D+1.7L(kg) columna

8 4218.0 4180.9 37.1 5916 30

9 5661.4 4966.5 694.9 8134 30

10 6583.9 6768.7 -184.7 9162 30

11 9110.4 7594.4 1516.0 13209 30

12 5264.9 4821.8 443.1 7504 30

13 1802.1 1497.7 304.4 2614 30

14 2561.4 2440.5 120.9 3622 30

15 4490.0 4078.1 411.9 6410 30

16 4521.6 3847.7 673.9 6532 30

17 4597.2 3917.5 679.7 6640 30

18 513.7 513.7 0.0 719 30

19 471.2 471.2 0.0 660 30

20 3.0 3.0 0.0 4 60

24 4879.7 4537.1 342.6 6934 40 51 7380.0 7348.42 31.58 10341 55

25 6487.6 5851.9 635.6 9273 40 52 11815.6 11753.23 62.35 16561 55

26 5216.7 4784.6 432.1 7433 40 53 11718.8 11656.77 62.05 16425 55

27 5298.4 4854.6 443.9 7551 40 54 11741.8 11679.57 62.23 16457 55

28 5257.7 4819.3 438.4 7492 40 60 11732.1 11669.98 62.13 16444 55

29 5221.2 4786.8 434.4 7440 40 70 8419.8 8386.9 32.92 11798 55

30 5197.6 4765.6 432.0 7406 40 69 11620.1 11559.15 60.91 16286 55


6/18

31 4458.2 4124.2 334.0 6342 40 63 11306.3 11248.39 57.95 15846 55

43 1071.0 1006.0 65.0 1519 40

44 3142.0 2840.0 302.0 4489 40

45 2967.4 2700.0 267.4 4235 40

46 416.0 416.0 0.0 582 40

11 7253.0 7214.6 38.37 10166 60

12 12245.7 12171.12 74.62 17166 60

13 12202.5 12126.66 75.86 17106 60

14 12325.9 12248.99 76.92 17279 60

15 12401.6 12323.9 77.74 17386 60

16 12424.1 12346.13 77.98 17417 60

17 12395.3 12317.64 77.65 17377 60

18 12290.9 12214.06 76.79 17230 60

24 12409.0 12332.68 76.33 17396 60

25 7231.0 7192.86 38.15 10135 60

62 12989.8 12927.57 62.24 18204 100

79 2787.9 2788.6 -0.66 3903 100

61 11695.8 11634.01 61.76 16393 100


7/18

LOSA #4 LOSA #1+losa #2

# D+L (kg) D(kg) L(kg) columna # D+L (kg) D(kg) L(kg) 1.4D+1.7L(kg) columna

8.0 4218.0 4180.9 37.1 5916.3 30

9.0 5661.4 4966.5 694.9 8134.4 30

10.0 6583.9 6768.7 -184.7 9162.1 30

11.0 9110.4 7594.4 1516.0 13209.4 30

12.0 5264.9 4821.8 443.1 7503.8 30

13.0 1802.1 1497.7 304.4 2614.2 30

14.0 2561.4 2440.5 120.9 3622.3 30

15.0 4490.0 4078.1 411.9 6409.6 30

16.0 4521.6 3847.7 673.9 6532.4 30

17.0 4597.2 3917.5 679.7 6640.0 30

18.0 513.7 513.7 0.0 719.2 30

19.0 471.2 471.2 0.0 659.7 30

20.0 3.0 3.0 0.0 4.2 60

24+51 12259.7 11885.5 374.2 17275.8 95

25+52 18303.1 17605.2 698.0 25833.8 95

26+53 16935.5 16441.4 494.1 23857.9 95

27+54 17040.2 16534.1 506.1 24008.2 95

28+60 16989.8 16489.3 500.5 23935.8 95

29+70 13641.1 13173.7 467.3 19237.7 95

30+69 16817.7 16324.8 492.9 23692.6 95

1.4D+1.7L(kg)


8/18

31+63 15764.5 15372.6 391.9 22187.9 95

1071.0 1006.0 65.0 1518.9 40

3142.0 2840.0 302.0 4489.4 40

2967.4 2700.0 267.4 4234.6 40

416.0 416.0 0.0 582.4 40

14 1611.7 1611.67 0 2256 60

15 2043.2 2043.18 0 2860 60

16 2044.8 2044.81 0 2863 60

17 2045.0 2044.96 0 2863 60

18 2045.0 2045 0 2863 60

19 2044.8 2044.76 0 2863 60

20 2046.2 2046.2 0 2865 60

21 1692.1 1692.11 0 2369 60

25 2045.0 2045.01 0 2863 60

35 416.5 416.46 0 583 60

1 562.1 562.13 0 787 30

2 584.4 584.36 0 818 30

3 2804.6 2804.57 0 3926 30

4 912.8 912.83 0 1278 30

5 917.2 917.21 0 1284 30

6 915.5 915.51 0 1282 30

9 915.8 915.81 0 1282 30

10 915.7 915.72 0 1282 30

11 916.2 916.17 0 1283 30

12 918.0 918 0 1285 30

13 2446.8 2446.77 0 3425 30


9/18

LOSA #2+losa #4

# D+L (kg) D(kg) L(kg) columna1.4D+1.7L(kg)


10/18

11+14 8864.6 8826.3 38.4 12422.0 120.0

12+15 14288.9 14214.3 74.6 20026.9 120.0

13+16 14247.3 14171.5 75.9 19969.0 120.0

14+17 14370.9 14294.0 76.9 20142.3 120.0

15+18 14446.6 14368.9 77.7 20248.6 120.0

16+19 14468.9 14390.9 78.0 20279.8 120.0

17+20 14441.5 14363.8 77.7 20241.4 120.0

18+21 13983.0 13906.2 76.8 19599.2 120.0

24+25 14454.0 14377.7 76.3 20258.5 120.0

25+35 7647.5 7609.3 38.2 10717.9 120.0


11/18

ZAPATAS TIPO

# D+L (kg) D(kg) L(kg) columnaMX MY

8 4218.0 4180.9 37.1 5916.3 30.0 45.88 82.65

9 5661.4 4966.5 694.9 8134.4 30.0 -453.96 -86.49

10 6583.9 6768.7 -184.7 9162.1 30.0 -14.47 240.26

11 9110.4 7594.4 1516.0 13209.4 30.0 -1032.04 114.92

12 5264.9 4821.8 443.1 7503.8 30.0 17.93 86.72

13 1802.1 1497.7 304.4 2614.2 30.0 -126.56 14.39

14 2561.4 2440.5 120.9 3622.3 30.0 -198.37 -2.30

15 4490.0 4078.1 411.9 6409.6 30.0 1027.51 20.54

16 4521.6 3847.7 673.9 6532.4 30.0 -1155.46 75.47

17 4597.2 3917.5 679.7 6640.0 30.0 -1232.83 73.29

18 513.7 513.7 0.0 719.2 30.0 0.00 0.00

19 471.2 471.2 0.0 659.7 30.0 0.00 0.00

20 3.0 3.0 0.0 4.2 60.0 -95.12 986.27

24+51 12259.7 11885.5 374.2 17275.8 95.0 2934.45 -238.12

25+52 18303.1 17605.2 698.0 25833.8 95.0 3752.57 -174.74

26+53 16935.5 16441.4 494.1 23857.9 95.0 3968.70 -124.85

27+54 17040.2 16534.1 506.1 24008.2 95.0 2899.84 -196.35

28+60 16989.8 16489.3 500.5 23935.8 95.0 3686.10 -155.13

29+70 13641.1 13173.7 467.3 19237.7 95.0 4587.85 -277.98

30+69 16817.7 16324.8 492.9 23692.6 95.0 1201.30 -231.04

1.4D+1.7L(kg)


12/18

31+63 15764.5 15372.6 391.9 22187.9 95.0 127.09 -289.56

43 1071.0 1006.0 65.0 1518.9 40.0 -100.6 -61.1

44 3142.0 2840.0 302.0 4489.4 40.0 -2.8 -63.8

45 2967.4 2700.0 267.4 4234.6 40.0 -80.4 -68.3

46 416.0 416.0 0.0 582.4 40.0 117.8 -103.0

11+14 8864.6 8826.3 38.4 12422.0 120.0 2307.94 24.10

12+15 14288.9 14214.3 74.6 20026.9 120.0 821.29 191.55

13+16 14247.3 14171.5 75.9 19969.0 120.0 408.03 197.84

14+17 14370.9 14294.0 76.9 20142.3 120.0 8.81 196.60

15+18 14446.6 14368.9 77.7 20248.6 120.0 -352.69 197.20

16+19 14468.9 14390.9 78.0 20279.8 120.0 -665.89 193.86

17+20 14441.5 14363.8 77.7 20241.4 120.0 -922.14 193.23

18+21 13983.0 13906.2 76.8 19599.2 120.0 -1150.23 240.08

24+25 14454.0 14377.7 76.3 20258.5 120.0 -1187.21 185.24

25+35 7647.5 7609.3 38.2 10717.9 120.0 -228.78 282.16

62 12989.8 12927.6 62.2 18204.4 100.0 10261.86 -191.36

79 2787.9 2788.6 -0.7 3902.9 100.0 5185.90 -303.00

61 11695.8 11634.0 61.8 16392.6 100.0 3711.75 -158.56

1 562.1 562.1 0.0 787.0 30.0 -40.236 -83.145

2 584.4 584.4 0.0 818.1 30.0 40.513 -97.038

3 2804.6 2804.6 0.0 3926.4 30.0 -6.397 22.54

4 912.8 912.8 0.0 1278.0 30.0 -49.996 0.916

5 917.2 917.2 0.0 1284.1 30.0 -49.692 0.577

6 915.5 915.5 0.0 1281.7 30.0 -49.669 0.664

9 915.8 915.8 0.0 1282.1 30.0 -49.667 0.67

10 915.7 915.7 0.0 1282.0 30.0 -49.669 0.692

11 916.2 916.2 0.0 1282.6 30.0 -49.691 0.731

12 918.0 918.0 0.0 1285.2 30.0 -49.999 0.703

13 2446.8 2446.8 0.0 3425.5 30.0 -34.824 94.723

MEMORIA DE CALCULOSCALCULO ESTRUCTURAL

DISEÑO DE CIMENTACION

CALCULOS ESTRUCTURALESING. LUIS CARLOS QUINTERO A.

CRRA. 11 No. 14-74 Buga Tel. 2371239-3136536398

PROYECTO: #REF! CONTENIDO: DISEÑO DE ZAPATAS4/7/2023

Dirección:#REF!

CALCULO:LUIS CARLOS QUINTERO

AREA DE ZAPATAS TIPODETALLE DE ZAPATAS

Eje

SALON DE JUEGOS

20 A - 3 4180.9 37.11 4218.01 45.88 82.65 80 80 Z-4

56 A - 4 4966.5 694.88 5661.38 -453.96 -86.49 100 100 Z-2 Zapata

54 A - 5 6768.68 -184.74 6583.94 -14.47 240.26 100 100 Z-2

58 A - 6 7594.39 1516.03 9110.42 -1032.04 114.92 80 100 Z-2 CENTRICA

24 A - 7 4821.82 443.1 5264.92 17.93 86.72 100 100 Z-1 L

26 A - 8 1497.71 304.38 1802.09 -126.56 14.39 90 90 Z-3

28 A - 9 2440.51 120.93 2561.44 -198.37 -2.30 80 100 Z-2 B

84 A - 10 4078.1 411.93 4490.03 1027.51 20.54 90 90 Z-3

81 A - 11 3847.7 673.92 4521.62 -1155.46 75.47 90 90 Z-3

95 B - 11 3917.47 679.73 4597.20 -1232.83 73.29 100 100 Z-1 L CENTRICA

18 D - 11 513.7 0.0 513.69 0.00 0.00 80 100 Z-2

19 E - 11 471.2 0.0 471.20 0.00 0.00 100 100 Z-1

20 F - 11 3.0 0.0 3.00 -95.12 986.27 B

24 B - 10 4537.1 342.6 4879.68 -184.28 188.05

25 B - 9 5851.9 635.6 6487.56 -302.95 -50.16

26 B - 8 4784.6 432.1 5216.68 -705.07 -39.45

27 B - 7 4854.6 443.9 5298.44 -1107.18 -50.57

28 B - 6 4819.27 438.39 5257.66 -1491.70 -58.40

29 B - 5 4786.8 434.4 5221.23 -1863.90 -64.21

30 B - 4 4765.6 432.0 5197.62 -2255.28 -67.30

31 B - 3 4124.2 334.0 4458.15 -2785.65 -122.69

43 F - 10' 1006.0 65.0 1071.00 -100.57 -61.06

44 E - 10' 2840.0 302.0 3142.00 -2.79 -63.78

45 D - 10' 2700.0 267.4 2967.40 -80.43 -68.32

46 B - 10' 416.0 0.0 416.00 117.80 -103.03

PL.

FECHA

Medidas requertidas

Area de cada sector

PD kg

PL kg

D+L kg

MX kg-m

MY kg-m

L

cm

b cm

Zapata tipo

MEMORIA DE CALCULOSCALCULO ESTRUCTURAL

DISEÑO DE CIMENTACION

CALCULOS ESTRUCTURALESING. LUIS CARLOS QUINTERO A.

CRRA. 11 No. 14-74 Buga Tel. 2371239-3136536398

PROYECTO: #REF! CONTENIDO: DISEÑO DE ZAPATAS4/7/2023

Dirección:#REF!

CALCULO:LUIS CARLOS QUINTERO

AREA DE ZAPATAS TIPODETALLE DE ZAPATAS

Eje

PL.

FECHA

Medidas requertidas

Area de cada sector

PD kg

PL kg

D+L kg

MX kg-m

MY kg-m

L

cm

b cm

Zapata tipo

LOSA #211 F - 10 7214.6 38.37 7252.97 2321.99 52.46

12 F - 9 12171.12 74.62 12245.74 725.58 184.28

13 F - 8 12126.66 75.86 12202.52 304.71 190.24

14 F - 7 12248.99 76.92 12325.91 -94.34 188.15

15 F - 6 12323.9 77.74 12401.64 -455.84 187.85

16 F - 5 12346.13 77.98 12424.11 -769.22 182.17

17 F - 4 12317.64 77.65 12395.29 -1018.07 178.90

18 F - 3 12214.06 76.79 12290.85 -1188.20 168.54

24 F - 2 12332.68 76.33 12409.01 -1290.37 174.80

25 F - 1 7192.86 38.15 7231.01 -228.78 282.16

51 C - 10 7348.42 31.58 7380.00 2916.52 -324.84

52 C - 9 11753.23 62.35 11815.58 4055.52 -124.58 Zapata

53 C - 8 11656.77 62.05 11718.82 4095.26 -139.24

54 C - 7 11679.57 62.23 11741.80 4007.02 -145.78 CENTRICA

60 C - 6 11669.98 62.13 11732.11 3884.47 -152.83 L

70 C - 5 8386.9 32.92 8419.82 6451.75 -213.77

69 C - 4 11559.15 60.91 11620.06 3456.58 -163.74 B

63 C - 3 11248.39 57.95 11306.34 2912.74 -166.87

62 C - 2 12927.57 62.24 12989.81 10261.86 -191.36

79 C - 1' 2788.6 -0.66 2787.94 5185.90 -303.00 L CENTRICA

61 C - 1 11634.01 61.76 11695.77 3711.75 -158.56

LOSA #41 H - 1' 562.13 0 562.13 -40.236 -83.145 B

2 G - 1' 584.36 0 584.36 40.513 -97.038

3 H - 1 2804.57 0 2804.57 -6.397 22.54

4 H - 2 912.83 0 912.83 -49.996 0.916

5 H - 3 917.21 0 917.21 -49.692 0.577

6 H - 4 915.51 0 915.51 -49.669 0.664

9 H - 5 915.81 0 915.81 -49.667 0.67

10 H - 6 915.72 0 915.72 -49.669 0.692

11 H - 7 916.17 0 916.17 -49.691 0.731

12 H - 8 918 0 918.00 -49.999 0.703

13 H - 9 2446.77 0 2446.77 -34.824 94.723

14 G - 1 1611.67 0 1611.67 -14.045 -28.364

15 G - 2 2043.18 0 2043.18 95.713 7.268

16 G - 3 2044.81 0 2044.81 103.32 7.599

17 G - 4 2044.96 0 2044.96 103.147 8.453

18 G - 5 2045 0 2045.00 103.15 9.354

19 G - 6 2044.76 0 2044.76 103.33 11.695

20 G - 7 2046.2 0 2046.20 95.934 14.33

21 G - 8 1692.11 0 1692.11 37.968 71.54

25 G - 9 2045.01 0 2045.01 103.165 10.44

35 G - 1'' 416.46 0 416.46 0 0

CALCULOS ESTRUCTURALMEMORIA DE CALCULO

Diseño de ZAPATAS

ING. HECTOR FABIO COLLAZOS B.M.P. 17202-48725CLD

CALCULOS ESTRUCTURALESCra. 12 No. 6-54 Local 50 Buga Tel. 2371556

15/18

PROYECTO: CONTENIDO: Diseño de zapatas

PL: 1 4

Dirección:CALCULO: Ing. LUIS CARLOS QUINTERO Fecha: 4/7/2023

ZAPATAS TIPO Z 3 DATOS

Tipo de zapata PU 1.4D+1.7L fy: 4200 kg/cm2

a(cm) b(cm) Ton. Ton. fc': 210 kg/cm2 mx my

20 30 30 Central 4.21801 5.916347 qa: 4.5 kg/cm2 0.05 0.08

56 30 30 Central 5.66138 8.134396 -0.45 -0.10

54 30 30 Central 6.58394 9.162094 N.T: 1.8 m -0.01 -0.10

58 30 30 Central 9.11042 13.209397 -1.03 -0.10

24 30 30 Central 5.26492 7.503818 1.8 T/m3 0.02 0.09

26 30 30 Central 1.80209 2.61424 -0.13 0.01

28 30 30 Central 2.56144 3.622295 Ps: 0.378 kg/cm2 -0.20 0.00

84 30 30 Central 4.49003 6.409621 1.03 0.00

81 30 30 Central 4.52162 6.532444 qe: 4.12 kg/cm2 -1.16 0.00

95 30 30 Central 4.5972 6.639999 -1.23 0.00

PEDESTAL tipo de diseño

Medidas de la columna que llega a zapata

P D+ L

Momento max. (T-m)

gs:

pecificacionespecificaciones


Diseño de ZAPATAS



16/18


PL: 1 4


DISEÑO ZAPATAS CENTRICAS

fy: 4200 kg/cm2 1.8 T/m3fc': 210 kg/cm2

Ps: 0.378 kg/cm2qa: 4.5 kg/cm2

qe: 4.122 kg/cm2N.T: 1.80 m

pZ/propio: 359 kg

Predimensionamiento:Mx My

Central 84 4490 1.03 0.00Areq.= 871

Lo= 30L: 120

Ad = 14400Chequeo Excentricidad:

e= 22.9 Ps

emax.= 20.0 6

Hay tracción entre suelo y zapata e > emax.

Presión de diseño: qu

84 6410 MU= 1027.51

e= 0.160 Ps

qumax= 0.8 < 4.5 CHEQUEAqumin= 0.1

Presiones en las caras de las columnas

Ix= 0.17 Mx= 1027.51 A= 1.4

q1= 1.04 < 4.5 CHEQUEAq2= 0.15

Espesor de la zapata T:

Tmin= 12T= 30 do: 22

Chequeo de presión de contacto:

Pz= 1037Ps= 3888

84 Pservicio= 9415

e= 0.11 qmax= 0.7 < 4.5 CHEQUEA

bo= 208CHEQUEO DE PUNZONAMIENTO

Vu1= 9379vc1 vc2 vc3 Controla

23.5 20.2 15.9 15.962002 OK

CHEQUEO ACCION VIGAVu2= 2213

17235 OK

gs:

M e=

B emax.=

M e=

s = P/A+Mx/Ix

fVc=

fVc=

cm2cm2

cmcm

cmcm

cm2cm2

cmcm

cmcm

kgkg

kgkg

kgkg

kgkg

kgkgkg/cm2kg/cm2 kg/cm2kg/cm2 kg/cm2kg/cm2 kg/cm2kg/cm2

kgkgPt=Pt=

PU=PU=

Ton-mTon-m Ton-mTon-m

m4m4

kg-mkg-m

mm

kg/cm2kg/cm2 kg/cm2kg/cm2

kg-mkg-m m2m2

kg/cm2kg/cm2

kg/cm2kg/cm2

kg/cm2kg/cm2kg/cm2kg/cm2

cmcm

cmcm

cmcm

kgkg

kgkg

kgkg

mm kg/cm2kg/cm2 kg/cm2kg/cm2

kgkg


Diseño de ZAPATAS



17/18


PL: 1 4


CALCULO DE REFUERZO 84Mu= 75755 30

b= 120 Zapata rigida 45 45

f´c= 21 T= 30 30

fy= 420 d´= 8 22 120

Mu= 7.58

0.8 0.5

3

0.1

Mn= 8.42k= 0.14a= 4956 l1= 15.0 R1= 2165 kg

0.08440 0.00035 l2= 30.0 R2= 1443 kg

0.02138 0.01604 Mu= 0.7576 T-m

r = 0.00035

As = 8.71

REFUERZO TEMPERATURA - RETRACCION DEL FRAGUADO

r = 0.0018

As = 6.48

USE: As = 8.71

F#: 4 1.29 db= 1.27

USAR: 6

As = 7.7

4 21 en ambas direcciones

Chequeo de longitud de desarrolllo 21Menor distancia del centro de la barra c= = 8.4 2.5

10.6

= 41.90 OK

APLASTAMIENTOA1= 900 A2= 14400 = 4.0

Pu 7.1 112.5 > 6.41 OK

A1

= 224.91 > OK

rb= rmax.=

Suficiente, hay espacio mas halla de la cara de la columna

fPn=

kg-cmkg-cm

cm2

Mpa

cm

cm

cm

KN-mKN-mMpa

Mpa d=

cm2

As=As= cm2

cm2

@@1#1# cmcm

cm2 cm2

== kg/cm2kg/cm2 ton.ton. Pu=Pu=

PuPu

cmcm

R1R1

R2R2

kg/c

m2

kg/c

m2

kg/c

m2

kg/c

m2

cmscms

cmscms

cmscms

ton.ton.

min '

9

10b

d

trc

b

fydl

c kfd

g =

2.5tr

b

c k

d

30dl cm

2

1

2A

A

' 21

1

0.7*0.85* * *nb c

AP f A

Af =


Diseño de ZAPATAS



18/18


PL: 1 4


SIGUIENTE PASO DE CALCULO DE REFUERZO

_ _ _ _

Diseño final de las zapatas CENTRICAS tipo 3

30

1.806 4 21

22 30

120.0

120.0 cm

## @@ cmcm

Z-Z-

DISEÑO ZAPATAS CENTRICA 2009

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