alcantarillado3

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Diseño de drenaje pluvial para un fraccionamiento en el área metropolitana de Monterrey

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Datos: Sector Externo Área Longitud escurrimiento Desnivel TR C

40 ha 2000 m 20 m 20 años 0.75

El sector futuro y el actual tendrán un TR igual al del sector externo El sector futuro y el actual tendrán un C igual a 0.85

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Sector

1, externo

g

2, futura

3, habitacional

Area No.

Area (m2)

Area (km2)

L (km)

D max. en A (m)

tc (hr)

i grafica (mm/hr)

C

Q (m3/s)

1 2 3 4 5 6 7 8 9 10 11 12 13 14

400000 13643 58005 63782 57753 6338 30482 2665 36432 16944 7698 29351 3297 34071

0.400 0.014 0.058 0.064 0.058 0.006 0.030 0.003 0.036 0.017 0.008 0.029 0.003 0.034

2 0.61 0.59 0.59 0.37 0.24 0.35 0.22 0.38 0.33 0.26 0.39 0.27 0.33

20 2.5 4.5 5.3 4 1 2 1 2.8 2.2 2 3.2 2 3.8

0.71 0.44 0.35 0.33 0.23 0.24 0.28 0.22 0.27 0.25 0.21 0.26 0.21 0.21

73 97 110 114 140 138 127 145 129 134 150 130 147 148

0.75 0.85 0.85 0.85 0.85 0.85 0.85 0.85 0.85 0.85 0.85 0.85 0.85 0.85

6.10 0.31 1.51 1.71 1.91 0.21 0.91 0.09 1.11 0.53 0.27 0.90 0.11 1.19


Sector

Area No.

Bombeo (%)

1, externo

1 2 3 4 5 6 7 8 9 10 11 12 13 14

2 2 2 2 2 2 2 2 2

2, futura

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3, habitacional

Subdividiendo las Areas con Y> 10cm Sector Area No. Sub-Area No. 15 7 16 17 9 18 19 10 20 21 12 22 23 3, habitacional 14 24

g

A (m2) 17419 13063 20031 16401 9357 7587 18252 11099 12805 21266

n

S

Y (cm)

0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013 0.013

0.0042 0.0057 0.0045 0.0074 0.0067 0.0077 0.0082 0.0074 0.0115

7.78 12.81 5.63 13.14 10.18 7.70 11.92 5.60 12.41

A (km2) 0.017 0.013 0.020 0.016 0.009 0.008 0.018 0.011 0.013 0.021

Tipo coladera S< 2%

De banqueta De banqueta De banqueta De banqueta De banqueta

L (km) 0.254 0.229 0.28 0.243 0.191 0.195 0.289 0.193 0.185 0.265

D max. en A (m) 1.7 1.7 2.3 2.5 1.1 1.4 2 1.8 1.9 3.5

tc (hr) 0.21 0.19 0.21 0.18 0.19 0.18 0.23 0.16 0.15 0.18

i grafica (mm/hr) 148 156 148 163 160 165 141 174 180 165


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Subdividiendo las Areas con Y> 10cm Sector Area No. Sub-Area No. Q (m3/s) 15 0.61 7 16 0.48 17 0.70 9 18 0.63 19 0.35 10 20 0.30 21 0.61 12 22 0.46 23 0.55 3, habitacional 14 24 0.83

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Tuberia de Coladeras Sector

g

3, habitacional

Tramo 8_9 9_3 10_11 11_5 12_13 13_14 14_6 15_16 16_17 17_3 18_19 19_5

L (m) 82.9 21.68 84.53 21.47 94.2 41 10.68 14.15 71.34 21.83 135.45 23.32

S 0.0054 0.0073 0.0060 0.0053 0.0067 0.0044 0.0044 0.0093 0.0011 0.0011 0.0084 0.0053

S 0.0067 0.0074 0.0082 0.0103 0.0058 0.0072 0.0069 0.0093 0.0103 0.0132

n (concreto) 0.015 0.015 0.015 0.015 0.015 0.015 0.015 0.015 0.015 0.015 0.015 0.015

Y (cm) 10.67 9.60 10.82 9.98 8.95 8.04 10.62 9.01 9.45 10.55

Q (m3/s) 0.61 1.09 0.70 1.33 0.35 0.65 0.65 0.61 0.61 1.07 0.55 1.37

Q acum (m3/s) 0.61 1.70 0.70 2.03 0.35 1.00 1.00 0.61 0.61 1.68 0.55 1.92


Tuberia de Coladeras Sector

3, habitacional

Cota (m) Tramo 8_9 9_3 10_11 11_5 12_13 13_14 14_6 15_16 16_17 17_3 18_19 19_5

120% D (plg) 18.91 36.59 21.40 39.75 13.12 22.50 22.50 21.01 14.06 25.32 18.95 39.41

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D com (plg) 18 36 24 42 15 24 24 24 15 24 18 42

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Y (ft) 0.35 0.31 0.36 0.33 0.29 0.26 0.35 0.30 0.31 0.35

Q/L grafica (c.f.s/ft) L rejila (m) Rasante Plantilla 0.6 5.26 533.78 529.78 0.5 11.07 533.28 529.28 0.6 5.93 531.65 527.65 0.55 12.74 531.2 527.2 0.47 7.96 531.85 527.85 0.35 17.19 531.3 527.3 531.06 527.06 0.6 5.32 534.35 530.35 534.15 530.15 0.5 11.91 533.6 529.6 0.5 11.33 533.4 529.4 0.6 24.20 531.2 527.2


g

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