Mecanismo de Instablização
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Transcript of Mecanismo de Instablização
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Observaes dos tipos de escorregamentosOcorrem no perodo das chuvasGeralmente superficiaisNvel de gua profundoOcupao desordenadaFalta de sistemas de drenagem e esgotoSubstituio da vegetao
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Distribuio da Coeso (nat.)
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Distribuio do ngulo de Atrito (nat.)
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Distribuio daCoeso (sat.)
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Distribuio dongulo de Atrito (sat.)
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Distribuio Sazonal (78-88) PrecipitaoAcidentes
Grfico1
00
012.1212121212
0.378787878827.2727272727
0.378787878827.6515151515
0.378787878827.6515151515
0.378787878828.0303030303
0.757575757628.7878787879
3.030303030331.0606060606
2.651515151533.3333333333
11.363636363644.696969697
12.878787878850.7575757576
14.393939393958.3333333333
17.424242424267.4242424242
17.80303030368.1818181818
18.181818181872.7272727273
18.939393939473.4848484848
19.318181818276.5151515152
19.69696969777.2727272727
19.69696969778.0303030303
19.69696969782.5757575758
19.69696969787.1212121212
21.969696969787.8787878788
23.484848484890.9090909091
33.333333333396.9696969697
44.69696969798.4848484848
64.393939393999.2424242424
71.969696969799.2424242424
79.545454545599.2424242424
93.939393939499.2424242424
100100
%acidente
% chuva
dia
porcentagem
Grfico2
110669
125547
1985179
44861675
3332861
2863209
2041200
138535
122036
115382
146690
92928
Chuva
Desliz.
Mes
Precipitao
N deslizamento
Grfico3
228123
156549
1964100
149328
177161
158248
2438921
27021427
2316399
1541203
2136252
Chuva
Desliz.
Ano
Precipitao
N deslizamento
Grfico4
0.084
0.782
0.077
0.057
Deslizamento
Grfico5
0.1871581758
0.4599715775
0.200077516
0.1527927307
Chuva
Plan1
Dia123456789101112131415161718192021222324252627282930
acidente000.50.50.50.5143.51517192323.5242525.526262626293144598595105124132
%acidente000.37878787880.37878787880.37878787880.37878787880.75757575763.03030303032.651515151511.363636363612.878787878814.393939393917.424242424217.80303030318.181818181818.939393939419.318181818219.69696969719.69696969719.69696969719.69696969721.969696969723.484848484833.333333333344.69696969764.393939393971.969696969779.545454545593.9393939394100
chuva0163636.536.53738414459677789909697101102103109115116120128130131131131131132
% chuva012.121212121227.272727272727.651515151527.651515151528.030303030328.787878787931.060606060633.333333333344.69696969750.757575757658.333333333367.424242424268.181818181872.727272727373.484848484876.515151515277.272727272778.030303030382.575757575887.121212121287.878787878890.909090909196.969696969798.484848484899.242424242499.242424242499.242424242499.2424242424100
dia123456789101112131415161718192021222324252627282930
%acidente000.37878787880.37878787880.37878787880.37878787880.75757575763.03030303032.651515151511.363636363612.878787878814.393939393917.424242424217.80303030318.181818181818.939393939419.318181818219.69696969719.69696969719.69696969719.69696969721.969696969723.484848484833.333333333344.69696969764.393939393971.969696969779.545454545593.9393939394100
% chuva012.121212121227.272727272727.651515151527.651515151528.030303030328.787878787931.060606060633.333333333344.69696969750.757575757658.333333333367.424242424268.181818181872.727272727373.484848484876.515151515277.272727272778.030303030382.575757575887.121212121287.878787878890.909090909196.969696969798.484848484899.242424242499.242424242499.242424242499.2424242424100
msJanFevMarAbrMaiJunJulAgoSetOutNovDez
Chuva11061255198544863332286320411385122011531466929
Desliz.694717916758612092003536829028
Ano7879808182838485868788
Chuva22811565196414931771158224382702231615412136
Desliz.23491002861489211427399203252
PerodoJan-MarAbr-JunJul-SetOut-Dez
Deslizamento8.40%78.20%7.70%5.70%
Chuva43461068146463548
PerodoJan-MarAbr-JunJul-SetOut-Dez
Chuva0.18715817580.45997157750.2000775160.1527927307
Plan2
Plan3
Grfico1
00
012.1212121212
0.378787878827.2727272727
0.378787878827.6515151515
0.378787878827.6515151515
0.378787878828.0303030303
0.757575757628.7878787879
3.030303030331.0606060606
2.651515151533.3333333333
11.363636363644.696969697
12.878787878850.7575757576
14.393939393958.3333333333
17.424242424267.4242424242
17.80303030368.1818181818
18.181818181872.7272727273
18.939393939473.4848484848
19.318181818276.5151515152
19.69696969777.2727272727
19.69696969778.0303030303
19.69696969782.5757575758
19.69696969787.1212121212
21.969696969787.8787878788
23.484848484890.9090909091
33.333333333396.9696969697
44.69696969798.4848484848
64.393939393999.2424242424
71.969696969799.2424242424
79.545454545599.2424242424
93.939393939499.2424242424
100100
%acidente
% chuva
dia
porcentagem
Grfico2
110669
125547
1985179
44861675
3332861
2863209
2041200
138535
122036
115382
146690
92928
Chuva
Desliz.
Mes
Precipitao
N deslizamento
Grfico3
228123
156549
1964100
149328
177161
158248
2438921
27021427
2316399
1541203
2136252
Chuva
Desliz.
Ano
Precipitao
N deslizamento
Grfico4
0.084
0.782
0.077
0.057
Deslizamento
Plan1
Dia123456789101112131415161718192021222324252627282930
acidente000.50.50.50.5143.51517192323.5242525.526262626293144598595105124132
%acidente000.37878787880.37878787880.37878787880.37878787880.75757575763.03030303032.651515151511.363636363612.878787878814.393939393917.424242424217.80303030318.181818181818.939393939419.318181818219.69696969719.69696969719.69696969719.69696969721.969696969723.484848484833.333333333344.69696969764.393939393971.969696969779.545454545593.9393939394100
chuva0163636.536.53738414459677789909697101102103109115116120128130131131131131132
% chuva012.121212121227.272727272727.651515151527.651515151528.030303030328.787878787931.060606060633.333333333344.69696969750.757575757658.333333333367.424242424268.181818181872.727272727373.484848484876.515151515277.272727272778.030303030382.575757575887.121212121287.878787878890.909090909196.969696969798.484848484899.242424242499.242424242499.242424242499.2424242424100
dia123456789101112131415161718192021222324252627282930
%acidente000.37878787880.37878787880.37878787880.37878787880.75757575763.03030303032.651515151511.363636363612.878787878814.393939393917.424242424217.80303030318.181818181818.939393939419.318181818219.69696969719.69696969719.69696969719.69696969721.969696969723.484848484833.333333333344.69696969764.393939393971.969696969779.545454545593.9393939394100
% chuva012.121212121227.272727272727.651515151527.651515151528.030303030328.787878787931.060606060633.333333333344.69696969750.757575757658.333333333367.424242424268.181818181872.727272727373.484848484876.515151515277.272727272778.030303030382.575757575887.121212121287.878787878890.909090909196.969696969798.484848484899.242424242499.242424242499.242424242499.2424242424100
msJanFevMarAbrMaiJunJulAgoSetOutNovDez
Chuva11061255198544863332286320411385122011531466929
Desliz.694717916758612092003536829028
Ano7879808182838485868788
Chuva22811565196414931771158224382702231615412136
Desliz.23491002861489211427399203252
PerodoJan-MarAbr-JunJul-SetOut-Dez
Deslizamento8.40%78.20%7.70%5.70%
Plan2
Plan3
-
Ocorrncias de chuvas e deslizamentos (78-88)
Grfico1
00
012.1212121212
0.378787878827.2727272727
0.378787878827.6515151515
0.378787878827.6515151515
0.378787878828.0303030303
0.757575757628.7878787879
3.030303030331.0606060606
2.651515151533.3333333333
11.363636363644.696969697
12.878787878850.7575757576
14.393939393958.3333333333
17.424242424267.4242424242
17.80303030368.1818181818
18.181818181872.7272727273
18.939393939473.4848484848
19.318181818276.5151515152
19.69696969777.2727272727
19.69696969778.0303030303
19.69696969782.5757575758
19.69696969787.1212121212
21.969696969787.8787878788
23.484848484890.9090909091
33.333333333396.9696969697
44.69696969798.4848484848
64.393939393999.2424242424
71.969696969799.2424242424
79.545454545599.2424242424
93.939393939499.2424242424
100100
%acidente
% chuva
dia
porcentagem
Grfico2
110669
125547
1985179
44861675
3332861
2863209
2041200
138535
122036
115382
146690
92928
Chuva
Desliz.
Mes
Precipitao
N deslizamento
Grfico3
228123
156549
1964100
149328
177161
158248
2438921
27021427
2316399
1541203
2136252
Chuva
Desliz.
Ano
Precipitao
N deslizamento
Plan1
Dia123456789101112131415161718192021222324252627282930
acidente000.50.50.50.5143.51517192323.5242525.526262626293144598595105124132
%acidente000.37878787880.37878787880.37878787880.37878787880.75757575763.03030303032.651515151511.363636363612.878787878814.393939393917.424242424217.80303030318.181818181818.939393939419.318181818219.69696969719.69696969719.69696969719.69696969721.969696969723.484848484833.333333333344.69696969764.393939393971.969696969779.545454545593.9393939394100
chuva0163636.536.53738414459677789909697101102103109115116120128130131131131131132
% chuva012.121212121227.272727272727.651515151527.651515151528.030303030328.787878787931.060606060633.333333333344.69696969750.757575757658.333333333367.424242424268.181818181872.727272727373.484848484876.515151515277.272727272778.030303030382.575757575887.121212121287.878787878890.909090909196.969696969798.484848484899.242424242499.242424242499.242424242499.2424242424100
dia123456789101112131415161718192021222324252627282930
%acidente000.37878787880.37878787880.37878787880.37878787880.75757575763.03030303032.651515151511.363636363612.878787878814.393939393917.424242424217.80303030318.181818181818.939393939419.318181818219.69696969719.69696969719.69696969719.69696969721.969696969723.484848484833.333333333344.69696969764.393939393971.969696969779.545454545593.9393939394100
% chuva012.121212121227.272727272727.651515151527.651515151528.030303030328.787878787931.060606060633.333333333344.69696969750.757575757658.333333333367.424242424268.181818181872.727272727373.484848484876.515151515277.272727272778.030303030382.575757575887.121212121287.878787878890.909090909196.969696969798.484848484899.242424242499.242424242499.242424242499.2424242424100
msJanFevMarAbrMaiJunJulAgoSetOutNovDez
Chuva11061255198544863332286320411385122011531466929
Desliz.694717916758612092003536829028
Ano7879808182838485868788
Chuva22811565196414931771158224382702231615412136
Desliz.23491002861489211427399203252
Plan2
Plan3
-
Ocorrncias de chuvas e deslizamentos (78-88)
Grfico1
00
012.1212121212
0.378787878827.2727272727
0.378787878827.6515151515
0.378787878827.6515151515
0.378787878828.0303030303
0.757575757628.7878787879
3.030303030331.0606060606
2.651515151533.3333333333
11.363636363644.696969697
12.878787878850.7575757576
14.393939393958.3333333333
17.424242424267.4242424242
17.80303030368.1818181818
18.181818181872.7272727273
18.939393939473.4848484848
19.318181818276.5151515152
19.69696969777.2727272727
19.69696969778.0303030303
19.69696969782.5757575758
19.69696969787.1212121212
21.969696969787.8787878788
23.484848484890.9090909091
33.333333333396.9696969697
44.69696969798.4848484848
64.393939393999.2424242424
71.969696969799.2424242424
79.545454545599.2424242424
93.939393939499.2424242424
100100
%acidente
% chuva
dia
porcentagem
Grfico2
110669
125547
1985179
44861675
3332861
2863209
2041200
138535
122036
115382
146690
92928
Chuva
Desliz.
Mes
Precipitao
N deslizamento
Plan1
Dia123456789101112131415161718192021222324252627282930
acidente000.50.50.50.5143.51517192323.5242525.526262626293144598595105124132
%acidente000.37878787880.37878787880.37878787880.37878787880.75757575763.03030303032.651515151511.363636363612.878787878814.393939393917.424242424217.80303030318.181818181818.939393939419.318181818219.69696969719.69696969719.69696969719.69696969721.969696969723.484848484833.333333333344.69696969764.393939393971.969696969779.545454545593.9393939394100
chuva0163636.536.53738414459677789909697101102103109115116120128130131131131131132
% chuva012.121212121227.272727272727.651515151527.651515151528.030303030328.787878787931.060606060633.333333333344.69696969750.757575757658.333333333367.424242424268.181818181872.727272727373.484848484876.515151515277.272727272778.030303030382.575757575887.121212121287.878787878890.909090909196.969696969798.484848484899.242424242499.242424242499.242424242499.2424242424100
dia123456789101112131415161718192021222324252627282930
%acidente000.37878787880.37878787880.37878787880.37878787880.75757575763.03030303032.651515151511.363636363612.878787878814.393939393917.424242424217.80303030318.181818181818.939393939419.318181818219.69696969719.69696969719.69696969719.69696969721.969696969723.484848484833.333333333344.69696969764.393939393971.969696969779.545454545593.9393939394100
% chuva012.121212121227.272727272727.651515151527.651515151528.030303030328.787878787931.060606060633.333333333344.69696969750.757575757658.333333333367.424242424268.181818181872.727272727373.484848484876.515151515277.272727272778.030303030382.575757575887.121212121287.878787878890.909090909196.969696969798.484848484899.242424242499.242424242499.242424242499.2424242424100
msJanFevMarAbrMaiJunJulAgoSetOutNovDez
Chuva11061255198544863332286320411385122011531466929
Desliz.694717916758612092003536829028
Plan2
Plan3
-
Correlao acidentes x chuvaspara o ms de abril/85
Grfico1
00
012.1212121212
0.378787878827.2727272727
0.378787878827.6515151515
0.378787878827.6515151515
0.378787878828.0303030303
0.757575757628.7878787879
3.030303030331.0606060606
2.651515151533.3333333333
11.363636363644.696969697
12.878787878850.7575757576
14.393939393958.3333333333
17.424242424267.4242424242
17.80303030368.1818181818
18.181818181872.7272727273
18.939393939473.4848484848
19.318181818276.5151515152
19.69696969777.2727272727
19.69696969778.0303030303
19.69696969782.5757575758
19.69696969787.1212121212
21.969696969787.8787878788
23.484848484890.9090909091
33.333333333396.9696969697
44.69696969798.4848484848
64.393939393999.2424242424
71.969696969799.2424242424
79.545454545599.2424242424
93.939393939499.2424242424
100100
%acidente
% chuva
dia
porcentagem
Grfico2
110669
125547
1985179
44861675
3332861
2863209
2041200
138535
122036
115382
146690
92928
Chuva
Desliz.
Mes
Precipitao
N deslizamento
Grfico3
228123
156549
1964100
149328
177161
158248
2438921
27021427
2316399
1541203
2136252
Chuva
Desliz.
Ano
Precipitao
N deslizamento
Plan1
Dia123456789101112131415161718192021222324252627282930
acidente000.50.50.50.5143.51517192323.5242525.526262626293144598595105124132
%acidente000.37878787880.37878787880.37878787880.37878787880.75757575763.03030303032.651515151511.363636363612.878787878814.393939393917.424242424217.80303030318.181818181818.939393939419.318181818219.69696969719.69696969719.69696969719.69696969721.969696969723.484848484833.333333333344.69696969764.393939393971.969696969779.545454545593.9393939394100
chuva0163636.536.53738414459677789909697101102103109115116120128130131131131131132
% chuva012.121212121227.272727272727.651515151527.651515151528.030303030328.787878787931.060606060633.333333333344.69696969750.757575757658.333333333367.424242424268.181818181872.727272727373.484848484876.515151515277.272727272778.030303030382.575757575887.121212121287.878787878890.909090909196.969696969798.484848484899.242424242499.242424242499.242424242499.2424242424100
dia123456789101112131415161718192021222324252627282930
%acidente000.37878787880.37878787880.37878787880.37878787880.75757575763.03030303032.651515151511.363636363612.878787878814.393939393917.424242424217.80303030318.181818181818.939393939419.318181818219.69696969719.69696969719.69696969719.69696969721.969696969723.484848484833.333333333344.69696969764.393939393971.969696969779.545454545593.9393939394100
% chuva012.121212121227.272727272727.651515151527.651515151528.030303030328.787878787931.060606060633.333333333344.69696969750.757575757658.333333333367.424242424268.181818181872.727272727373.484848484876.515151515277.272727272778.030303030382.575757575887.121212121287.878787878890.909090909196.969696969798.484848484899.242424242499.242424242499.242424242499.2424242424100
msJanFevMarAbrMaiJunJulAgoSetOutNovDez
Chuva11061255198544863332286320411385122011531466929
Desliz.694717916758612092003536829028
Ano7879808182838485868788
Chuva22811565196414931771158224382702231615412136
Desliz.23491002861489211427399203252
Plan2
Plan3
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Correlaochuva x deslizamentoGeralmente tratada com a chuva do episdioDepende do histrico Intensidade mais importante que precipitao em 24hIntensidade maior que o coeficiente de permeabilidade escoamento
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Correlao chuva x deslizamentopara SalvadorUtilizando o modelo de Guidicini e Iwasa (1976) chegou-se a seguinte equao:
I = 1.873,06 Ac-1,258Sendo: I = intensidade de chuva horria (mm/h); Ac = precipitao acumulada em 4 dias (mm)
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Efeito da vegetao
Diminuio da infiltraoDiminuio do run-offDiminuio da erosoAumento da sucoAumento da resistncia
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Efeito da vegetao
Precipitao
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Processo de infiltrao
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Mecanismo de instabilizao
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Mudana de filosofiade projetoDeixa-se de imaginar conteno e pensa-se em proteoObras de drenagem e revestimento so de grande importnciaMenor segurana em relao a os projetos tradicionais, porm com possibilidade de realizao das obras
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Barro Branco
Acidente em 21/04/96 - 180 mm/12 horas13 mortes e 300 desabrigadosVolume do material deslizado = 900 m3 Volume retirado = 3.300 m3
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Foto do acidente
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Execuo da soluo