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<br />PIEZOMETER INSTALLATION SHEET <br />Project $I.UE RiAEttJ MINE Job No. 27Q~c <br />Date 12~0~BI Tech. or Engr. K1~~TAk/ <br />Piezometer No. Z Location 'SEE MAP <br />Type of Piezometer I'~z" P~1G STA~f1pIF1: <br />Stickup O Total length of pipe installed 29.5' <br />Elevation top of riser <br />Depths: Elevations: <br />Bottom of piezometer tip 29.5' <br />Top of piezometer tip 27.5' <br />Bottom of sand filter 2-?.S' <br />Top of sand filter II. O' <br />Bottom of bentonite seal I.O' <br />Top of bentonite seal p <br />Water encountered during drilling? Yes <br />No <br />Classification of material in which piezometer tip was installed <br />(see log) ~A~.1f75~.1E/.~-IAI.~ ~f~K ~VI'(rl ~ d WIGK cX'~~.1~tJC-{ t1t~ <br />INTO ~~{ 1=iw <br />Sensitivity test: <br />1. Static water revel (depth below riser) <br />2. Depth to water after filling (or lowering) <br />3. Difference: 2 minus 1 <br />Date and time of filling (or lowering) <br />4. Depth to water after (min., hrs., days) <br />5. Difference: 4 minus 2 <br />Date and time of measurement <br />6. Percent equalization: 5 x 100 <br />3 <br />Remarks : (o" ± ~1.1'rGt.)I-(~ {~I-U(~ 1~0 4,-( 1~1,1QFp,GE <br />