Appendix U – Construction Phase Daily Piezometer Monitoring Results

 

Date

Daily Piezometer Monitoring

38568-LDH1 (P)

TKO-LBH907

2-Jul-19

87.65

3-Jul-19

n.a.

4-Jul-19

n.a.

5-Jul-19

n.a.

6-Jul-19

n.a.

8-Jul-19

87.65

9-Jul-19

n.a.

10-Jul-19

n.a.

11-Jul-19

n.a.

12-Jul-19

n.a.

13-Jul-19

n.a.

15-Jul-19

n.a.

16-Jul-19

n.a.

17-Jul-19

n.a.

18-Jul-19

n.a.

19-Jul-19

n.a.

20-Jul-19

n.a.

22-Jul-19

n.a.

23-Jul-19

n.a.

24-Jul-19

n.a.

25-Jul-19

n.a.

26-Jul-19

n.a.

27-Jul-19

n.a.

29-Jul-19

n.a.

30-Jul-19

n.a.

31-Jul-19

n.a.

Action Level (mPD)

+74.65

+17.59

 

Note:

Bold Italic with underline means Action Level exceedance

n.a – The daily ground water level monitoring was not required as the tunnel construction activities were conducted out of +/- 50m of the piezometer gate.