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REP39226
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Entry Properties
Last modified
8/25/2016 12:25:13 AM
Creation date
11/27/2007 8:20:05 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
M1993041
IBM Index Class Name
Report
Doc Date
11/9/1993
Doc Name
TECHNICAL APPENDIX MINING IMPACTS ON MONTGOMERY SCHOOL DOWE FLATS MINING AND RECLAMATION PROJECT
Media Type
D
Archive
No
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~, s . ~ Table S - Variation of Ground Vibration at the Monteomerv School Site <br />i' Bi <br />1 <br />~' <br />i1 <br />~1 <br />1 <br />I' <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />ear <br /> <br />Distance <br />(ft.) Peak Ground Velocity <br />Resulting From <br />400 lb. per Delay Blast <br />(inches/sec) Peak Ground Velocity <br />Resulting From <br />1600 lb. per Delay Blast <br />(inches/sec) <br />1 3170 0.26 0.5 <br />2 3600 0.22 0.43 <br />3 4160 0.20 0.38 <br />4 4650 0.18 0.34 <br />5 5140 0.16 0.31 <br />6 5450 0.15 0.29 <br />7 5730 0.14 0.28 <br />8 6015 0.14 0.27 <br />9 6250 0.13 0.26 <br />10 6515 0.13 0.25 <br />11 6770 0.12 0.24 <br />12 7050 0.12 0.23 <br />13 7300 0.11 0.22 <br />14 7570 0.11 0.22 <br />15 7820 0.11 0.21 <br />16 8085 0.10 0.20 <br />17 8330 0.10 0.20 <br />18 8510 0.10 0.19 <br />19 8715 0.10 0.19 <br />20 8960 0.09 0.18 <br />21 9075 0.09 0.18 <br />22 9180 0.09 0.18 <br />23 9340 0.09 0.18 <br />24 9405 0.09 0.17 <br />25 9530 0.09 0.17 <br />L^ A G R A <br />Earth & Environmental Group <br />
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