RIGID INCLUSIONS FOR THE STABILIZATION OF THE FOUNDATIONS OF A FACTORY OVERLYING A KARSTIC FORMATION Hachich, W. Falconi, F. Negro, A. Oliveira, M. A.
INCLUSIONS RIGIDES POUR LA STABILIZATION DES FONDATIONS D´UNE FABRIQUE SUR UNE FORMATION KARSTIQUE Hachich, W. Falconi, F. Negro, A. Oliveira, M. A.
General view of plant facilities
Regional background (Cajamar sinkhole - 1986)
Typical karst features
First geological assessment (1996)
3 wells Surface geology
Conclusions dolines
suggest two karst occurrences on the site no reason to fear negative influences on geotechnical stability and foundations
SP-125 (Feb. 1997)
PICKING (DISTRIBUTION CENTER)
ALMOXARIFADO VERTICAL VERTICAL WAREHOUSE
SP-125
CENTRO DE DISTRIBUIÇÃO (PICKING)
N
SP-125 boring log and NSPT Prof. (m) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
SPT 15 20 15 18 12 17 18 23 14 18 12 18 11 15 19 11 12 13 8 11 12 13 16 10 14
0 10 20 30 40 N° DE GOLPES
ATERRO DE SILTE ARENOSO, POUCO ARGILOSO, MEDIANAM. COMPACTO A COMPACTO, CINZA E MARROM (ATERRO NOVO)
8.75 ATERRO DE SILTE ARENOSO, POUCO ARGILOSO, MEDIANAM. COMPACTO MARROM E AMARELO (ATERRO ANTIGO) 14.90
ARGILA SILTOSA POUCO ARENOSA COM PEDREGULHOS FINOS ESPARSOS, MÉDIA A RIJA, MARROM (SOLO COLUVIAL)
25.70
Prof. (m) 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
SPT 16 16 11 15 9 11 13 6 8 8 11 5 4 2 2 3 7 2
NA (27,00)
SILTE ARGILOSO, POUCO ARENOSO, MOLE A MÉDIO, CINZA ESVERDEADO (ALTERAÇÃO DE MICAXISTO)
37.00
SILTE ARGILOSO, POUCO ARENOSO, MOLE, CINZA ESVERDEADO (ALTERAÇÃO DE CALCÁRIO) 43.45
0 10 20 30 40 N° DE GOLPES
LIMESTONE
Fissures on fill (Feb. 1998)
PICKING (DISTRIBUTION CENTER)
ALMOXARIFADO VERTICAL VERTICAL WAREHOUSE
SP-125
CENTRO DE DISTRIBUIÇÃO (PICKING)
N
S-N soil profile between Picking and Vertical Warehouse
SP-125
Most affected buildings
Picking AV
Rate of settlements (mid 1999) 12
13
14
15
16
17
18
19
20
21
22
D
E
PICKING
VERTICAL WAREHOUSE
F
G
H
I
J
K K1
0,20 > vel. > 0,15 mm/day
0,10 > vel. > 0,05 mm/day
0,15 > vel. > 0,10 mm/day
vel. < 0,05 mm/day
First hypothesis
ATERRO NOVO
ATERRO ANTIGO
RECALQUE DO ATERRO EXISTENTE E DO COLÚVIO
COLÚVIO
First proposed treatment (elev.)
ATERRO NOVO
ATERRO ANTIGO
COLÚVIO
First proposed treatment (plan)
AT
E
E RT CO VO NO O RR
New geological study (1998)
Rate of settlement pattern Tassômetros T301 a 304 - média
13
14
15
16
17
0.2 0.15
G
Velocidade (mm/dia)
ALMOXARIFADO VERTICAL SUBESTAÇÃO
0.1 0.05
H0
M303
-0.05
PICKING
31-Mar-99
M302
20-May-99
09-Jul-99
28-Aug-99
17-Oct-99
15/09/99
M301
I
Medidas
Ajuste Linear
Ajuste exponencial
Marcos Superficiais M301-303 - média 0.4
LEGENDA 0.3
Velocidade (mm/dia)
MARCO SUPERFICIAL TASSÔMETRO
J
0.2 0.1
K 0
T309
-0.1 10-Apr-99
30-Apr-99
20-May-99
09-Jun-99
29-Jun-99
19-Jul-99
08-Aug-99
28-Aug-99
17-Sep-99
15/09/99
Medidas
Ajuste Linear
Ajuste exponencial
Second hypothesis Soil overlying limestone being carried through large cavities in the rock Temporary arching effect Small collapses of soil overlying limestone
Second proposed treatment (JG alternative 1)
ALMOXARIFADO VERTICAL
Poço 1
CENTRO DE DISTRIBUIÇÃO (PICKING)
Second proposed treatment (JG alternative 2)
ALMOXARIFADO VERTICAL
Poço 1
CENTRO DE DISTRIBUIÇÃO (PICKING)
Second proposed treatment (JG alternative 3)
ALMOXARIFADO VERTICAL
Poço 1
CENTRO DE DISTRIBUIÇÃO (PICKING)
S E T T L E M E N T S (m m )
Settlements (mid 1999) 100 50 CCP 0 LMIG
-50
-100 -150 -200 -250 -300 09/02/1999
27/06/2000 J19
J20
13/11/2001 01/04/2003 TIME (days) K15
K16
K18
17/08/2004 LMIG
03/01/2006 CCP
LMIG â&#x20AC;&#x201C; Low mobility injection grouting project (proposed)
LMIG – Low mobility injection grouting project 12
13
14
15
16
17
18
19
20
21
22
D
E
VERTICAL WAREHOUSE
F
PICKING G
O
OT PH
H
1 I
J
K K1
LMIG under way
V E L O C IT Y (m m /m o n th )
Rate of settlement (mid 2000) 40.0 CCP
20.0
LMIG 0.0
-20.0 -40.0 -60.0 -80.0
-100.0 09/02/1999
27/06/2000 J19
J20
13/11/2001 01/04/2003 TIME (days) K15
K16
K18
17/08/2004 LMIG
03/01/2006 CCP
V E L O C IT Y (m m /m o n th )
Rate of settlement (mid 2000) 40.0 CCP
20.0
LMIG 0.0
-20.0 -40.0 -60.0 -80.0
-100.0 09/02/1999
27/06/2000 J19
J20
13/11/2001 01/04/2003 TIME (days) K15
K16
K18
17/08/2004 LMIG
03/01/2006 CCP
LMIG â&#x20AC;&#x201C; Low mobility injection grouting project (executed)
Side effects...
44,36
0,0m
INJ 2º Estagio (VOL=13,6m³)
DATA
PERF.F.I.P.111
INJ. F.I.P.111
K-18
15:09
6:15
INJEÇÃO 1º Estágio (VOL.=120m³)
12:32
PERF. F.I.P.111 ( C/ AR ATÉ 27,50m)
PILAR J18
PILAR I18
13/5/00 0:00
12/5/00 18:00
12/5/00 12:00
12/5/00 6:00
13:00
12/5/00 0:00
11/5/00 18:00
11/5/00 12:00
11/5/00 6:00 7:55
0 -1 -2 -3 -4 -5 -6 -7 -8 -9 -10 -11 -12 -13 -14 -15 -16 -17 -18
14:37
RECALQUE(mm)
11/5/00 0:00
RECALQUES TOTAIS NOS PILARES DO PICKING DURANTE A EXECUÇÃO DO FIP 111
Comparative test area 13
14
15
16
G ALMOXARIFADO VERTICAL
SUBESTAÇÃO PZP-02
H MJ5 MJ2 MJ4
LEGENDA MARCO SUPERFICIAL
MJ3 CCP1
PIEZÔMETRO PNEUMÁTICO COLUNAS DE INJEÇÃO
MJ8
JG1 FIP 68
PICKING
PZP-01 MJ1
MJ7
MJ12 MJ10
MJ6 MJ11
JG2 CCP2
MJ9
I
PNEUMATIC PIEZOMETER - DISTANCE TO DRILLING HOLE - 1.2 m FIP (Primary Injection Hole) 68 - (06/07/2000)
6.0
50
Drilling
5.4
Injection
45
4.8
40
4.2
35
3.6
30
3.0 2.4
Injection Depth
Pore Pressure Development
25 20
1.8
15
1.2
10
0.6
5
0.0 09:00
12:00
15:00
18:00 21:00 Time (hours)
00:00
03:00
0 06:00
D e p th (m )
P re s s u re (k g f/c m 2 )
LMIG effects on soil
CCP effects on soil 6.0 5.4
50 Drilling
45
Injection
4.8
40
4.2
35
3.6 3.0
Pore Pressure Development
Injection Depth
30 25
2.4
20
1.8
15
1.2
10
0.6
5
0.0 06:00
0 09:00
12:00
15:00 18:00 Time (hours)
21:00
00:00
03:00
D e p th (m )
P re s s u re ( k g f/c m 2 )
PNEUMATIC PIEZOMETER - DISTANCE TO DRILLING HOLE - 2.3 m CCP TEST - 09/01/2000
Surface settlement due to CCP 1,50
0,0
1,00
5,0
0,50
10,0
0,00
15,0
-0,50
20,0
-1,00
25,0
-1,50
30,0
-2,00
35,0
-2,50 6:00
9:00
12:00
15:00 Horario
MJ6
MJ9
MJ11
CCP Prof. (m)
18:00
40,0 21:00
Profundidade da Haste do CCP (m)
Deslocamento (mm)
Acompanhamento do CCP2 data: 29/08/2000 Marcos Superficiais
Examination of test columns
Comparative test area + FIP 41
Subsidence models
Subsidence models
Final diagnostic Subsidências
Aterro
Solo Residual
Solo Mole
Solo Mole
Maciço de Rocha Calcária
Final proposed treatment (JG) 740
CENTRO DE DISTRIBUIÇÃO 730
720
TRATAMENTO COM JG 710
700
690
MACIÇO DE ROCHA CALCÁRIA 680
CCP treatment project 12
13
14
15
16
17
18
19
20
21
22
D
E P5
VERTICAL
PICKING
P6
F
P7
WAREHOUSE
O OT
2 G
PH
H
140
I
J
K K1
CCP under way (inside Picking)
CCP under way (outside Picking)
Operations restricted but never interrupted
After CCP treatment
Continued investigation (Soil tomography) FT.31
FT.28
FT.29 FT.30A
FT.5B
FT.3A FT.32
FT.1
FT.4
FT.2
FT.6A
CENTRO DE DISTRIBUIÇÃO
ALMOXARIFADO VERTICAL
FT.11D FT.8 FT.33
FT.10
FT.9
FT.11E
FT.12B
FT.13
FT.7
FT.34
FT.18B FT.16 FT.15A
FT.19
FT.17 FT.20
FT.14A
FT.21
FT.22
FT.23
FT.24
FT.25A
FT.26
FT.27
Tomography equipment
Tomography (?)
Velocity, m/s 2500 Engineering, Inc.
Project: Natura
Ground Imaging Technology
Plan View - Elevation 700 m 800
Project Engineer: Tim Ross
Scale 1:1000
December, 2000
S E T T L E M E N T S (m m )
Settlements 100 50 CCP 0 LMIG
-50
-100 -150 -200 -250 -300 09/02/1999
27/06/2000 J19
J20
13/11/2001 01/04/2003 TIME (days) K15
K16
K18
17/08/2004 LMIG
03/01/2006 CCP
S E T T L E M E N T S (m m )
Settlements 100 50 CCP 0 LMIG
-50
-100 -150 -200 -250 -300 09/02/1999
27/06/2000 J19
J20
13/11/2001 01/04/2003 TIME (days) K15
K16
K18
17/08/2004 LMIG
03/01/2006 CCP
S E T T L E M E N T S (m m )
Settlements 100 50 CCP 0 LMIG
-50
-100 -150 -200 -250 -300 09/02/1999
27/06/2000 J19
J20
13/11/2001 01/04/2003 TIME (days) K15
K16
K18
17/08/2004 LMIG
03/01/2006 CCP
S E T T L E M E N T S (m m )
Settlements 100 50 CCP 0 LMIG
-50
-100 -150 -200 -250 -300 09/02/1999
27/06/2000 J19
J20
13/11/2001 01/04/2003 TIME (days) K15
K16
K18
17/08/2004 LMIG
03/01/2006 CCP
21/11/98 50
21/03/99
19/07/99
16/11/99
15/03/00
13/07/00
10/11/00
10/03/01
08/07/01
0 Macaqueamento do AV
-50
-100
-150
-200
-250
IBM
-300
JG
-350 I15 Picking
J19 Picking
P29 Subestação do AV
P303 AV
IBM
JG
05/11/01
AV
AV2
AV2 niche
AV2 project
V E L O C IT Y (m m /m o n th )
Settlement rates 40.0 CCP
20.0 LMIG 0.0
-20.0 -40.0 -60.0 -80.0
-100.0 09/02/1999
27/06/2000 J19
J20
13/11/2001 01/04/2003 TIME (days) K15
K16
K18
17/08/2004 LMIG
03/01/2006 CCP
Buildings today
Water reservoir PINOS - RECALQUE DIFERENCIAL 360
12.5
330
10.0
300
7.5
270
5.0
240
2.5
210
0.0
180
-2.5
150
-5.0
120
-7.5
90
-10.0
60
-12.5
30
-15.0
0
R e c a lq u e D if e r e n c ia l ( m m )
15.0
31/01/1999
31/01/2000
30/01/2001
30/01/2002
31/01/2003
31/01/2004
30/01/2005
30/01/2006
T EMPO (dias)
P1-P3
P2-P4
Total
Direção
31/01/2007
31/01/2008
D ir e ç ã o ( g r a u s )
CAIXA D'ÁGUA - Data:29/3/2007
Services building
Services
Location of fissures (during construction)
Fissures on caisson wall
Surface settlements MARCOS SUPERFICIAIS - RECALQUE CRISTA DO TALUDE - Data:4/10/2002
R e c a lq u e (m m )
100 50 0
-50
-100 -150 -200
Intervenção
-250 -300 31/01/99
01/08/99
31/01/00
31/07/00
30/01/01
01/08/01
Tempo (dias) M-607
M-608
30/01/02
01/08/02
31/01/03
Settlement of columns P INOS NOS P ILARES - RECALQUE PRÉDIO DE SERVIÇOS - Data:2 9/1 0/2 002
50 0
R e ca lq u e
(m m )
100
-50
-100 -150 -200
Intervenção
-250 -300 31/01/ 99
01/08/ 99
31/01/ 00
31/07/ 00
30/01/ 01
01/08/ 01
30/01/ 02
T empo (dias ) A01
A02
A04
A06
01/08/ 02
31/01/ 03
Column underpinning
Area treatment
Waterless auger perforation
V e lo c id a d e M e n s a l ( m m / m ê s )
P INOS NOS P ILARES - VELOCIDADE PRÉDIO DE SERVIÇOS - Data:22/10/2002 10,0
0,0
-10,0
-20,0
-30,0
Intervenção
-40,0
-50,0
-60,0 15/03/00
13/06/00
11/09/00
10/12/00
10/03/01
08/06/01
06/09/01
Tempo (dias)
A01
05/12/01
05/03/02
03/06/02
01/09/02
30/11/02
Services building (at right)
Drainage gallery...
Total settlement vs. time Gráficos Comparativos Datas (dias) 21/12/98
20/05/99
17/10/99
15/03/00
12/08/00
09/01/01
08/06/01
05/11/01
04/04/02
01/09/02
29/01/03
28/06/03
25/11/03
23/04/04
20/09/04
17/02/05
100
50
JG
Poço Alta Mobilidade
0
Baixa Mobilidade
JG Cx
Estacas AV2 JGJ
JG15
AV13 AV P303 AV P301 FB3/4 P4
-50 Recalques (mm)
Cx D'água P3 Serviços A36
-100
Serviços A01
-150 Subestação P29
-200 Cx Escada PE3
-250
Picking J19
Est Pil
-300
-350
Ponte
Ponte
Rot Dreno Rem A1
Picking I15 Rem A36
Settlement velocity vs. time Grรกficos Comparativos de Velocidades de Recalque Datas (dias) 21/12/98
20/05/99
17/10/99
15/03/00
12/08/00
09/01/01
08/06/01
05/11/01
04/04/02
01/09/02
29/01/03
28/06/03
25/11/03
23/04/04
0,4
0,0
Velocidades (mm/dia)
-0,4
-0,8
-1,2
-1,6
-2,0
-2,4 PE3 Ponte
P3 Est Pil
P29 Rot
P303 Dreno
P301 BM
A01 JG Cx
I15 JG 15
J19 AM
A36 JG
20/09/04
Vote of thanks
Client: Natura Cosméticos Pedro
Luís Passos (President, BoD) Itamar Correa da Silva (VP, BoD) Eng. Fábio Villas Boas
Consultants Claudio
Wolle Milton Kanji Michael Byle
Foundation and stabilization projects: Zaclis & Falconi Frederico
Falconi Marco A. Oliveira Wanderley Perez Jr. Luciana Borba Rocha
Efraim
Zaclis Argimiro A. Ferreira Celso N. Correa
Instrumentation and monitoring: Bureau Arsenio
Negro Jr. André Jum Yassuda Cláudio Almeida Prado
Contractor: Tecnogeo Fábio
Azem Renato Barreiros Alaor Coelho
Waldemar Hachich (EPUSP)
Apresentação disponível em: www.pef.usp.br/docentes/whachich
Comentários para: whachich@usp.br