DISEÑO DE ACEROS EN ESTRUCTURAS

DISEÑO DE COLUMNAS:

0.25 0.25 0.25 0.25

0.25 0.3 0.15 0.25 C-1 C-2 C-3 C-4 4Ø3/8 6Ø3/8 4Ø1/4 6Ø3/8 2Ø8mm 2Ø1/4 2Ø8mm

A= 6.25 cm2 A= 7.5 cm2 A= 3.75 cm2 A= 687.5A acero= 4 cm2 A acero= 4.8 cm2 A acero= 2.4 cm2 A acero= 4.4 cm2 Max. y Min.= 3.8 - 4.2 = 4.56 - 5.04 = 2.28 – 2.52 = 4.18 – 4.62 4Ø3/8 = 2.84+ 6Ø3/8= 4.26+ 4Ø1/4= 1.28+ 6Ø3/8= 4.26 2Ø8mm = 1 2Ø1/4= 0.64 2Ø8mm= 1 = 3.84 = 4.9 = 2.28

DISEÑO EN VIGAS, VIGUETA, VA Y VIGUETA “A”: VIGAS PERALTADA VIGUETA DE LOSA VIGA AMARRE VIGUETA “A”

0.4 0.2 0.2 0.2

0.25 0.10 0.25 0.15 4Ø1/2 N: Ø3/8 4Ø8mm N: Ø1/2 2Ø3/8 P: Ø 8mm 4 Ø ¼ P: Ø3/8A= 1000 cm2 A= 200 cm2 A= 500 cm2 A= 300 cm2 A acero= 6.40 A acero= 1.28 A acero= 3.2 A acero= 1.92Max. y Min.=6.08-6.72 = 1.21 – 1.34 = 3.04 – 3.36 = 1.82 – 2.02 4Ø1/2 = 5.16+ 1Ø3/8 = 0.71+ 4Ø8mm= 2+ 1Ø1/2 = 1.292Ø3/8 = 1.42 1Ø8mm= 0.5 4Ø1/4 = 1.28 1Ø3/8 = 0.71 = 6.58 = 1.21 = 3.28 = 2

VIGAS DE CIMENTACION:

VC – 1 VC – 2 0.4 0.4 0.25 0.3A= 1000 cm2 A= 1200 cm2A acero= 6.4 cm2 A acero= 7.68 cm2Max. y Min.= 6.08 – 6.72 Max. y Min.= 7.30 – 8.064 Ø 1/2 = 5.16+ 6 Ø 1/2 = 7.74 2 Ø 3/8 = 1.42 = 6.58 ACEROS PARA ZAPATAS:

Z-1 = 1.1x1.1 Z-2 = 1.8x1.5 Z-3 = 1.75x1.4 1.2z1.2 1.5x1.5 1.3x1.250% (4cm2) = 2cm2 50% (4.8cm2) = 2.4cm2 50% (4.4cm2) = 2.2 1- Vertical (0.95-1.05) 1.2-Vertical (1.14-1.26) 1.1-Vertical (1.05-1.15) 1-Horizontal (0.95-1.05) 1.2-Horizontal 1.1-Horizontal

(1.1x1.1) (1.8x1.5) (1.75x1.4) 0.9 1.55 .23 .23 0.9 1.23 Ø 1/4 = 0.96 A/S 4 Ø 6mm @.24 @.23

(1.2x1.2) (1.5x1.5) (1.3x1.2) 1.0 1.1 @.22

1.0 1.03 Ø 1/4 = 0.96 A/S 4 Ø 6mm = 1.12 A/s @.25

Espaciado de acero para el estribaje:

VC – 02: 0.6x7.74x0.33= 1.53 cm2Eje B (1-4) A central = 1.53 (1.46-1.60) 5 Ø 1/4 = 1.60 A extremos = 3.06 (2.91-3.21) 10 Ø

0.6 8@.05, 3@.10, r@.12.5 0.7 =25 1.9 0.6

1.3

3.85 1@.05, 2@.10, 8@.15, r@.24

1.25 =25

1.3

VC – 02: 0.6x7.74x0.33= 1.53 cm2Eje B (1-2) A central = 1.53 (1.46-1.60) 5 Ø 1/4 = 1.60 A extremos = 3.06 (2.91-3.21) 10 Ø

0.6 8@.05, 3@.10, r@.12.5 0.7 =25 1.9 0.6

1.3

3.85 1@.05, 2@.10, 8@.15, r@.24

1.25 =25

1.3

VC – 1:Eje 3:

2.85 2.05 2.7

0.95 0.95 0.95 0.70 0.65 0.70 0.90 0.9 0.9 1@.05, 3@.10, 5@.15, r@.22 2@.05, 7@.10, r@.15 2@0.5, 2@.10, 5@.15, r@.20 = 20 estribos = 18 estribos = 20 estribos

VC – 1:Eje 3:

2.85 4.35

1.45 1.45 1.45

1@.05, 3@.10, 5@.15, r@.22 1@.05, 1@.10, 2@.15, 5@.25, r@.32 = 20 estribos = 19 estribos

VIGAS (Estribaje):

VA-01 0.6x3.2x0.33= 0.63 1/3 central= 0.63 (0.6-0.66), estribos 2 Ø 1/4 = 0.64Eje A: 1/3 extremos= 1.27 (1.21-1.33), estribos 2 Ø 1/4 = 1.28

.60 1@0.5, 1@.15, r@.201.8 .60 =10 estribos

.60

.60 1@.05, 1@.15, 3@.02, 5@.25 .65 =10 estribos3.8 .60 V-A .55 1@.05, 2@.15, r@.20 .60 =10 estribos

.55

0.48 1@.05, 1@.10, 2@.16 =4 estribos

VA – 01Eje B:

Similar al de Eje A 1@.05, 1@.15, 3@.20, 5@.25 = 10 estribos

1@.05, 2@.15, r.@.20 = 10 estribos

1@.05, 2@.15, r.@.20 =10 estribos

VIGA Eje D

0.55 1@.05, 2@.15, 5@.20 0.6 = 8 estribos VA 1.0

1.30 3.80 1.20 1@.20, 1@.35, r.@.40 = 10 estribos 1.30

VP

Eje E:

0.6 1@.05, 1@.15, 2@.20, 4@.30 0.7 = 8 estribos 1.9 0.6

1.30

3.85 1@.20, 2@.035, 2@.40, 5@.45 1.25 =10 estribos

1.30

0.48 1@.25, 1@.10, 2@.16 = 4 estribos

Eje B’:

1@.05, 1@.10, 2@.16 = 4 estribos

Vigueta “A” (2-3) 0.6x1.92x0.33= 0.38 cm2

A acero central = 0.38 (0.36-0.40) 2 Ø 6mm = 0.56 0.6 A acero externo = 0.76 (0.72-0.80) 3 Ø 6mm = 0.84 1.85 0.65 0.6 4@.20, 4@.25

= 8 estribos

Eje A’ (4-5)

VP

0.48 1@.10, 1@.15, 1@.23 = 3 estribos

Eje D’ (1-2)

0.3 1 0.4 4@.10 resto @.20 = 8 estribos 0.3

Viga: VA - 01 2.9

1.5 1.5 2@.10, 3@.15, 1@.20 1@.05, 4@.10, 5.@.15 = 10 estribos = 10 estribos

Eje 1’ (C-D) 0.85 0.15 2.10

3@0.05, 2@.10, 5@.15 2@.15, 3@.20, 5@.30 = 10 estribos = 10 estribos

VIGA DE CIMENTACION (CONFINAMIENTO)

VC – 1 Eje A 0.6x6.4x0.33= 1.27 A acero central= 1.27 (1.2-1.34) 4 Ø 1/4 = 1.28 A acero extremos= 2.54 (2.41-2.67) 8 Ø 1/4 = 2.56

0.6 4@.05, 5@0.1, r.@0.133 1.80 0.6 = 20 estribos

0.6

1.25 1@.05, 1@.10, 2@.15, 5@.20, r.@.30 = 20 estribos2.80 1.3

1.25

0.48 1@.05, 1@.10, 2@.16 = 4 estribosEje E:VC – 1

0.6 5@.05, 2@0.1, 2@.15, r.@.133 0.6 0.7 = 20 estribos

0.63.85 1.30 1@.05, 1@.10, 1@.15, 6@.20, r.@.28 = 20 estribos

1.25

1.30

0.48 1@.05, 1@.10, 2@.16 = 4 estribos

Eje B: (4-5)

0.6 5@.05, 2@0.1, 2@.15, r.@.133 0.6 0.7 = 20 estribos

0.63.85 1.30 1@.05, 1@.10, 1@.15, 6@.20, r.@.28 = 20 estribos

1.25

1.30

0.48 1@.05, 1@.10, 2@.16 = 4 estribos