Instrumentation Monitoring Data for Sembcorp # 21

8/14/2019 Instrumentation Monitoring Data for Sembcorp # 21

1/13

Project : Alert Level : 3.0 mC0 3 Work Suspension Level: 6.0m

Installation Depth : 6 m

Date Elapsed Ground Pipe Top Measured GWT Current change Cumulative RemarksNo Monitored Time Level Level Reading of GWT of GWT

(D/M/Y) (Days) (RL m) (RL m) (m) (RL m) (m) Change (m)

1 20/12/2008 320.500 320.900 4.00 316.900 Initial2 27/12/2008 7 320.500 320.900 3.92 316.980 0.08 0.083 03/01/2009 14 320.500 320.900 3.95 316.950 -0.03 0.054 06/01/2009 17 320.500 320.900 4.01 316.890 -0.06 -0.015 13/01/2009 24 320.500 320.900 4.07 316.830 -0.06 -0.076 20/01/2009 31 320.500 320.900 4.13 316.770 -0.06 -0.137 03/02/2009 45 320.500 320.900 4.35 316.550 -0.22 -0.358 10/02/2009 52 320.500 320.900 3.40 317.500 0.95 0.609 17/02/2009 59 320.500 320.900 3.38 317.520 0.02 0.62

10 24/02/2009 66 320.500 320.900 4.25 316.650 -0.87 -0.25

WATER STANDPIPE MONITORING READINGWSP 1

. . . . . .11 03/03/2009 73 320.500 320.900 4.60 316.300 -0.35 -0.6012 10/03/2009 80 320.500 320.900 3.95 316.950 0.65 0.0513 17/03/2009 87 320.500 320.900 3.98 316.920 -0.03 0.0214 25/03/2009 95 320.500 320.900 4.03 316.870 -0.05 -0.0315 31/03/2009 101 320.500 320.900 4.03 316.870 NIL -0.0316 07/04/2009 108 320.500 320.900 3.90 317.000 0.13 0.1017 14/04/2009 115 320.500 320.900 4.10 316.800 -0.20 -0.1018 21/04/2009 122 320.500 320.900 4.10 316.800 NIL -0.1019 28/04/2009 129 320.500 320.900 4.20 316.700 -0.10 -0.2020 05/05/2009 136 320.500 320.900 4.10 316.800 0.10 -0.1021 12/05/2009 143 320.500 320.900 4.08 316.820 0.02 -0.0822 13/05/2009 144 320.500 320.900 4.12 316.780 -0.04 -0.12

320.00

322.00

324.00

le ( R L m

)

Ground Level GWT Pipe Top Level (Datum)


2/13

Project :C0 3 Alert Level : 50 mm

Work Suspension Level: 70 mm

Date Monitored 13/01/09 20/01/09 03/02/09 10/02/09 17/02/09 24/02/09 03/03/09 RemarksMax.movement (mm) -12.92mm 1 .72mm -12.10mm 2.14mm -11.24mm 2 .92mm -16.24mm 3.04mm -12 .46mm 2.44mm -1 0. 96 mm 2 .86 mm -9.26mm 2.88mmDepth of Max.Move(m) 1.0m Dep 15.0m Dep 1.0m Dep 15.0m Dep 1.0m Dep 1.0m Dep 1.0m Dep 1.0m Dep 1.0m Dep 15.0m Dep 1 .0m Dep 3 .0m Dep 1.0m Dep 15.0m Dep

DEPTH A0-A180 B0-B180 A0-A180 B0-B 180 A0-A180 B 0-B180 A0-A180 B0-B 180 A0-A180 B 0-B180 A0-A180 B 0-B 18 0 A0-A180 B0-B180(m) A B A B A B A B A B A B A B

0

INCLINOMETER READING I - 1

1 -12.92 0.88 -12.10 1.48 -11.24 2.92 -16.24 3.04 -12.46 1.52 -10.96 2.26 -9.26 2.162 -12.04 0.70 -11.22 1.42 -10.36 2.54 -12.52 2.06 -11.86 1.76 -10.52 2.26 -8.96 2.123 -11.48 1.06 -10.80 1.72 -9.90 2.74 -12.26 2.52 -11.86 2.14 -10.72 2.86 -9.24 2.804 -10.64 1.04 -10.00 1.60 -9.16 2.38 -11.24 1.56 -10.70 1.22 -9.66 1.76 -8.22 1.725 -9.88 0.68 -9.38 1.14 -8.56 2.00 -10.60 0.78 -10.18 0.62 -9.24 0.96 -7.90 0.866 -8.70 0.96 -8.16 1.20 -7.66 1.94 -9.06 1.08 -8.74 1.08 -7.84 1.44 -6.52 1.587 -7.96 0.74 -7.56 0.94 -7.08 1.60 -8.66 0.58 -8.46 0.56 -7.70 0.88 -6.56 1.068 -6.38 0.58 -5.98 0.88 -5.74 1.38 -6.74 0.74 -6.54 0.86 -5.82 1.16 -4.72 1.409 -6.08 0.54 -5.74 0.66 -5.40 1.22 -6.60 0.58 -6.46 0.92 -5.86 1.22 -4.88 1.24

10 -5.56 0.54 -5.28 0.56 -4.92 1.14 -6.10 0.82 -6.00 0.84 -5.48 1.14 -4.58 1.2611 -4.90 0.54 -4.68 0.54 -4.38 1.12 -5.38 0.58 -5.32 0.44 -4.94 0.80 -4.14 0.7812 -3.68 0.92 -3.52 0.86 -3.32 1.50 -3.82 0.96 -3.70 0.92 -3.36 1.28 -2.58 1.2813 -2.90 0.68 -2.84 0.68 -2.60 1.04 -3.04 0.76 -3.02 0.64 -2.80 1.04 -2.08 1.00

14 -1.44 1.44 -1.38 1.72 -1.44 1.68 -1.32 1.86 -1.22 1.76 -1.08 2.26 -0.40 2.2215 0.92 1.72 1.24 2.14 0.42 1.62 2.00 2.40 2.30 2.44 2.58 2.74 3.18 2.8816 0.58 0.68 0.78 0.98 0.32 0.66 1.14 1.10 1.26 1.08 1.38 1.16 1.66 1.30


3/13


4/13




Date Monitored 28/04/09 05/05/09 12/05/09 19/05/09 Remarks

Max.movement (mm) -11.34mm 3 .42mm -9 .72mm 3.72mm -10.72mm 3 .36mm -10.14mm 3.78mmDepth of Max.Move(m) 1.0m Dep 15.0m Dep 3.0m Dep 15.0m Dep 1.0m Dep 15.0m Dep 1.0m Dep 15.0m Dep

DEPTH A0-A180 B 0-B180 A0-A180 B0-B 180 A0-A180 B 0-B180 A0-A180 B0-B 180 A0-A180 B 0-B180 A0-A180 B 0-B 18 0 A0-A180 B0-B180(m) A B A B A B A B A B A B A B

01 -11.34 -0.04 -9.64 1.62 -10.72 0.38 -10.14 0.482 -10.96 0.22 -9.40 1.58 -10.40 0.36 -9.94 0.643 -11.04 1.32 -9.72 2.60 -10.56 1.60 -10.14 1.704 -9.94 0.58 -8.70 1.88 -9.38 0.88 -9.10 1.085 -9.64 -0.02 -8.50 1.28 -9.08 0.26 -8.80 0.386 -7.54 0.76 -6.60 1.52 -7.02 0.70 -6.76 0.987 -7.64 -0.02 -6.88 0.76 -7.20 0.04 -6.90 0.328 -5.48 0.56 -4.86 1.18 -5.08 0.66 -4.78 0.929 -5.74 0.58 -5.14 1.18 -5.36 0.70 -5.18 1.14

10 -5.40 0.64 -4.88 1.38 -5.06 0.92 -4.92 1.3211 -5.14 0.02 -4.68 0.70 -4.88 0.16 -4.74 0.5012 -3.12 0.98 -2.72 1.38 -2.88 0.92 -2.70 1.3213 -2.64 0.80 -2.30 1.16 -2.38 0.74 -2.24 1.1414 -0.82 2.32 -0.48 2.72 -0.60 2.24 -0.46 2.6615 3.84 3.42 4.22 3.72 4.20 3.36 4.48 3.7816 2.04 1.50 2.28 1.68 2.26 1.44 2.42 1.98


5/13


6/13



Date Monitored 20/01/09 03/02/09 10/02/09 17/02/09 24/02/09 03/03/09 10/03/09 RemarksMax.movement (mm) 3.16mm -1.46mm 3.44mm 0.84mm 1.84mm -0.70mm 2.78mm -0.82mm 3.16mm -1.04mm 3.36mm 0.62mm 4.84mm -1.20mmDepth of Max.Move(m) 1.5m Dep 3.5m Dep 1.5m Dep 8.5m Dep 1.5m Dep 1.5m Dep 1.5m Dep 1.5m Dep 1.5m Dep 1.5m Dep 1.5m Dep 8.5m Dep 1.5m Dep 1.5m Dep

DEPTH A0-A180 B 0-B180 A0-A180 B0-B 180 A0-A180 B 0-B180 A0-A180 B0-B 180 A0-A180 B 0-B180 A0-A180 B0-B 180 A0-A180 B 0-B180(m) A B A B A B A B A B A B A B


0.5 1.36 0.04 2.58 0.56 -0.30 0.48 0.94 0.46 1.16 -0.04 1.28 0.14 2.90 -0.201.5 3.16 -1.38 3.44 0.62 1.84 -0.70 2.78 -0.82 3.16 -1.04 3.36 -0.42 4.84 -1.202.5 2.42 -1.08 2.80 0.66 1.16 -0.08 1.94 -0.22 2.38 -0.52 2.58 0.22 3.88 -0.843.5 2.40 -1.46 2.70 0.50 1.26 -0.56 1.90 -0.70 2.38 -0.86 2.52 0.04 3.68 -1.124.5 2.32 -0.92 2.52 0.48 1.42 0.04 1.98 -0.12 2.52 -0.10 2.56 0.22 3.60 -0.645.5 2.06 -0.62 2.30 0.54 1.22 0.18 1.64 0.02 2.14 0.00 2.20 0.34 3.18 -0.466.5 1.88 -0.46 2.14 0.56 1.12 0.26 1.40 0.28 1.90 0.08 1.98 0.42 2.82 0.007.5 1.40 -0.08 1.64 0.54 0.70 0.14 0.82 0.22 1.36 0.22 1.42 0.24 2.20 0.168.5 0.76 0.26 1.04 0.84 0.06 0.60 0.02 0.60 0.56 0.56 0.72 0.62 1.36 0.649.5 0.58 0.26 0.80 0.80 0.02 0.56 -0.14 0.26 0.42 0.34 0.58 0.62 1.02 0.70

10.5 0.96 0.20 0.54 0.74 0.78 0.40 0.60 0.12 1.32 0.24 1.42 0.30 1.70 0.4611.5 1.12 -0.04 0.32 0.54 1.44 0.02 1.84 -0.28 1.92 -0.14 1.90 -0.08 2.12 -0.06


7/13




Date Monitored 17/03/09 25/03/09 31/03/09 07/04/09 14/04/09 21/04/09 28/04/09 RemarksMax.movement (mm) 3.06mm 1.26mm 2.78mm 0.74mm 4.52mm 0.76mm 3.22mm -2.84mm 2.60mm 1.22mm 2.54mm 0.68mm 3.42mm -0.98mmDepth of Max.Move(m) 1.5m Dep 8.5m Dep 1.5m Dep 8.5m Dep 2.0m Dep 9.0m Dep 1.5m Dep 0.5m Dep 1.5m Dep 8.5m Dep 11.5m Dep 8.5m Dep 1.5m Dep 0.5m Dep


00.5 1.22 0.92 0.18 -0.36 2.26 0.12 0.72 -2.84 0.84 -0.26 -0.34 -0.66 1.18 -0.981.5 3.06 -0.36 2.78 -0.66 4.52 0.08 3.22 -2.18 2.60 0.02 1.94 -0.54 3.42 -0.72

2.5 2.26 0.26 2.02 0.06 3.64 0.50 2.44 -1.62 1.92 0.36 1.28 0.10 2.64 -0.163.5 2.18 -0.06 2.00 -0.50 3.46 0.00 2.34 -1.82 1.94 -0.14 1.34 -0.10 2.60 -0.304.5 2.24 0.26 2.08 -0.06 3.40 0.44 2.34 -1.14 2.04 0.22 1.58 0.16 2.68 0.225.5 1.94 0.52 1.78 0.02 2.92 0.46 2.06 -0.72 1.78 0.36 1.42 0.08 2.32 0.346.5 1.72 0.86 1.60 0.36 2.56 0.60 1.82 -0.32 1.60 0.90 1.30 0.26 2.02 0.44

7.5 1.20 0.90 1.14 0.38 1.90 0.56 1.30 -0.14 1.06 1.04 0.86 0.32 1.44 0.488.5 0.46 1.26 0.42 0.74 1.00 0.76 0.54 0.10 0.30 1.22 0.14 0.68 0.54 0.76

9.5 0.34 0.52 0.32 0.56 0.74 0.70 0.44 0.04 0.24 0.82 0.06 0.46 0.40 0.66

10.5 1.26 0.48 1.36 0.36 1.74 0.36 1.66 -0.16 1.56 0.38 1.54 0.30 1.88 0.38

11.5 1.94 -0.10 2.14 -0.30 2.46 -0.20 2.42 -0.12 2.50 0.02 2.54 -0.36 2.86 -0.24


8/13




Date Monitored 05/05/09 12/05/09 19/05/09 RemarksMax.movement (mm) 2.88mm -0.64mm 3.38mm -1.54mm 3.22mm 1.48mmDepth of Max.Move(m) 1.5m Dep 1.5m Dep 1.5m Dep 0.5m Dep 11.5m Dep 8.5m Dep


00.5 0.76 -0.44 1.02 -1.54 0.76 0.60

1.5 2.88 -0.64 3.38 -1.06 3.06 0.162.5 2.16 -0.20 2.58 -1.04 2.26 0.483.5 2.14 -0.34 2.50 -1.28 2.22 0.14

4.5 2.26 -0.12 2.56 -0.86 2.38 0.725.5 2.02 -0.24 2.28 -0.76 2.12 0.846.5 1.78 -0.04 2.00 -0.26 1.86 0.987.5 1.22 -0.16 1.42 -0.08 1.30 1.02

8.5 0.38 0.26 0.58 0.18 0.42 1.489.5 0.30 0.26 0.50 -0.04 0.28 1.08

10.5 1.84 -0.06 1.98 -0.34 2.00 0.5611.5 2.82 -0.48 2.96 -0.50 3.22 -0.36


9/13


10/13

Project :

C0 3 Alert Level : 50mm

SETTLEMENT POINT/ ROD READINGSM 1 TO 20 (Road 2)

Work Suspension Level : 70mm

DATE INITIAL 24/02/09 DIFF 03/03/09 DIFF 10/03/09 DIFF 17/03/09 DIFF 25/03/09 DIFF 31/03/09 DIFFREADING (mm) (mm) (mm) (mm) (mm) (mm)

No. PTS. NO. 1 SM 1 319.8889 319.8890 0.1 319.8903 1.4 319.8900 1.1 319.8901 1.2 319.891 1.8 319.891 2.02 SM 2 322.4818 322.4820 0.2 322.4826 0.8 322.4830 1.2 322.4838 2.0 322.483 1.4 322.484 2.0

Remarks

. . . . . . . . . . . . .4 SM 4 315.5129 315.5126 -0.3 315.5119 -1.0 315.5120 -0.9 315.5118 -1.1 315.511 -1.5 315.512 -0.85 SM 5 320.1370 320.1364 -0.6 320.1361 -0.9 320.1365 -0.5 320.1338 -3.2 320.135 -1.6 320.136 -0.86 SM 6 324.8118 324.8099 -1.9 324.8095 -2.3 324.8084 -3.4 324.8099 -1.9 324.809 -2.7 324.811 -1.17 SM 7 328.6183 328.6184 0.1 328.6173 -1.0 328.6172 -1.1 328.6176 -0.7 328.618 -0.8 328.617 -1.18 SM 8 330.1371 330.140 2.6 330.138 0.79 SM 9 332.0192 332.020 0.8 332.021 1.8

10 SM 10 325.2698 325.270 0.5 325.271 1.2. . . . .11 SM 1112 SM 1213 SM 1314 SM 1415 SM 1516 SM 16

17 SM 1718 SM 1819 SM 1920 SM 20

Note: ( I) - Init ia l Re adi ng (RI ) - Rei ni ti liz e Re adi ng

Positive (+) indicate the heaving of the groundega ve (-) n ca e e se emen o e groun


11/13

Project :C0 3 Alert Level : 50mm

SETTLEMENT POINT/ ROD READINGSM 1 TO 20 ( Road 2)


DATE INITIAL 07/04/09 DIFF 14/04/09 DIFF 21/04/09 DIFF 28/04/09 DIFF 05/05/09 DIFF 12/05/09 DIFF RemarksREADING (mm) (mm) (mm) (mm) (mm) (mm)

No. PTS. NO. 1 SM 1 319.8889 319.8905 1.6 319.8909 2.0 319.8906 1.7 319.8901 1.2 319.8909 2.0 319.8909 2.0

-. . . . . . . . . . . . - .3 SM 3 324.0110 324.0119 0.9 324.0117 0.7 324.0116 0.6 324.0111 0.1 324.0120 1.0 324.0117 0.74 SM 4 315.5129 315.5129 0 315.5120 -0.9 315.5132 0.3 315.5124 -0.5 315.5128 -0.1 315.5123 -0.65 SM 5 320.1370 320.1361 -0.9 320.1361 -0.9 320.1368 -0.2 320.1365 -0.5 320.1366 -0.4 320.1365 -0.56 SM 6 324.8118 324.8097 -2.1 324.8116 -0.2 324.8109 -0.9 324.8091 -2.7 324.8093 -2.5 324.8108 -1.07 SM 7 328.6183 328.6182 -0.1 328.6173 -1.0 328.6178 -0.5 328.6182 -0.1 328.6174 -0.9 328.6179 -0.48 SM 8 330.1371 330.1403 3.2 330.1385 1.4 330.1364 -0.7 330.1386 1.5 330.1363 -0.8 330.1367 -0.49 SM 9 332.0192 332.0195 0.3 332.0210 1.8 332.0203 1.1 332.0195 0.3 332.0201 0.9 332.0208 1.6. . . . . . . . . . . . .

10 SM 10 325.2698 325.2696 -0.2 325.2692 -0.6 325.2693 -0.5 325.2689 -0.9 325.2692 -0.6 325.2687 -1.111 SM 1112 SM 1213 SM 1314 SM 1415 SM 15

16 SM 1617 SM 1718 SM 1819 SM 1920 SM 20

Note: ( I) - Init ia l Re adi ng (RI ) - Rei ni ti liz e Re adi ng

os ve (+) n ca e e eav ng o e grounNegative (-) indicate the settlement of the ground


12/13

Project :C0 3 Alert Level : 50mm

SETTLEMENT POINT/ ROD READINGSM 1 TO 20 (Road 2)


DATE INITIAL 19/05/09 DIFF DIFF DIFF DIFF DIFF DIFF RemarksREADING (mm) (mm) (mm) (mm) (mm) (mm)

No. PTS. NO. 1 SM 1 319.8889 319.8901 1.2

. .3 SM 3 324.0110 324.0093 -1.74 SM 4 315.5129 315.5120 -0.95 SM 5 320.1370 320.1364 -0.66 SM 6 324.8118 324.8101 -1.77 SM 7 328.6183 328.6175 -0.88 SM 8 330.1371 330.1382 1.19 SM 9 332.0192 332.0201 0.9. . .

10 SM 10 325.2698 325.2699 0.111 SM 1112 SM 1213 SM 1314 SM 1415 SM 15

16 SM 1617 SM 1718 SM 1819 SM 1920 SM 20

Note: ( I) - Ini tia l Re adi ng (RI ) - Rei ni ti liz e Re adi ng

os ve (+) n ca e e eav ng o e grounNegative (-) indicate the settlement of the ground


13/13

40.0

60.0

80.0

)

Heaving / Settlement Vs Time For SM 1 to 20 (Road 2)SM 1

SM 2

SM 3

SM 4

SM 5

SM 6

SM 7

SM 8

SM 9

-80.0

-60.0

-40.0

-20.0

0.0

20.0

2 4 / 0 2 / 0 9

0 3 / 0 3 / 0 9

1 0 / 0 3 / 0 9

1 7 / 0 3 / 0 9

2 4 / 0 3 / 0 9

3 1 / 0 3 / 0 9

0 7 / 0 4 / 0 9

1 4 / 0 4 / 0 9

2 1 / 0 4 / 0 9

2 8 / 0 4 / 0 9

0 5 / 0 5 / 0 9

1 2 / 0 5 / 0 9

1 9 / 0 5 / 0 9

S e

t t l e m e n

t / H e a v

i n g

( m m

Date

SM 10

SM 11

SM 12

SM 13

SM 14

SM 15

SM 16

SM 17

SM 18

SM 19

SM 20

Alert

Alert

Susepsnsion

Susepsnsion

Documents

Instrumentation Monitoring Data for Sembcorp # 21