REP49294

• Permit No: C1981014
• IBM Index Class Name: Report
• Doc Date: 4/30/1990
• Doc Name: SEMI ANNUAL SUBSIDENCE MONITORING REPORT
• Permit Index Doc Type: SUBSIDENCE REPORT
• Media Type: D
• Archive: No

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TAPLE 1
SOUTHFIELD MIME
SEMI-ANNUAL SUBSIDENCE MONITORING DATA SUMMAFY
(NOVEMBER, 1983 THROUGH APRIL, 2990)
SOUTH SUBSIDENCE GRID
Survey Dete: 4190

CHANGE FROM ORIGINAL SURVEY CHANGE FROM FRECEEDING SURVEY
Survey date: 3l83 Survey det.e: 12/89
---------- -------------- --------------------
HORI20NTAL ------- - --------------------------
STATION ELEVATION DISTANCE ELEVATION
NO.
---------- CFT)
--------- - --- CFT)
-------------------- <FT)
-----------------------------------
1 -0.66 0.21 -0.02
2 -U.76 0.18 -0.01
3 -1.02 G.31 -0.01
4 -1.28 0.22 -U.03
5 -0.73 0.10 -0.01
6 -0.80 0.26 0.00
7 -0.66 0.19 -0.02
8 -0.67 0.12 -0.01
9 -0.65 0.23 -0.02
10 -0.65 0.07 -0.02
11 -0.71 0.23 -0.01
12 -1.00 0.39 -0.02
13 -1.91 0.17 -6.03
19 -2.91 0.16 -0.02
15 -2.16 0.27 -O.OS
16 -0.50 U.14 -0.01
17 -0.32 0.06 G.00
18 -0.20 0.23 O.US
19 -0.13 G.13 -0.01
20 ~ -0.10 O.Y1 0.00
21 -0.06 0.29 O.G1
22 -0.05 0.19 0.02
<<^3 -0.09 0.09 G.G1