HomeMy WebLinkAboutPercolation Test Results\Ët EEÐTECHNIIAL
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SATURATION AND PREPARATION
DATE: August25,2021
TIME AT START OF SATURATION: lOAM
Technician: John Withers
WATER IN BORINGS AFTER SATURATION
x
PERCOLATION TEST
DATE: Augusl26,2O21
YES
Depth to Water
NO
Grand Val Consulti LLG dba
PERCOLATION TEST RESULTS
HOLE
NUMBER
DEPTH
(rNcHES)
(7" DTAMETER)
TIME AT
START OF
INTERVAL
TIME
INTERVAL
(MTNUTES)
DEPTH TO WATER
START OF
INTERVAL
(rNcHES)
END OF
INTERVAL
(rNcHES)
CHANGE
IN WATER
DEPTH
(rNcHES)
PERCOLATION
RATE
(MrN/rNCH)
P-1 at 3'15"'1000 10 2.5 5.5 3.0 3.3
1010 10 5.5 7.5 2.0 5.0
1020 10 7.5 9.0 1.5 6.7
1030 l0 9.0 11 0 2.0 5.0
1 040 10 11.0 12.5 1.5 6.7
1 050 10 12.5 13.0 0.5 20.0
Average =5.2 Min/inch
Job No. 4645 Fig. I
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Top of hole : -8' dry to limit of hole
PERCOLATION TEST RESULTS
WATER IN BORINGS AFTER SATURATION
X
PERCOLATION TEST
DATE: August26,2O21
YES
Depth to Water
NO
SATURATION AND PREPARATION
DATE: Augusl25,2021
TIME AT START OF SATURATION: lOAM
Technician: John Withers
HOLE
NUMBER
DEPTH
(rNcHES)
(6" DTAMETER)
TIME AT
START OF
INTERVAL
TIME
INTERVAL
(MTNUTES)
DEPTH TO WATER
START OF
INTERVAL
(rNcHES)
END OF
INTERVAL
(rNcHES)
CHANGE
IN WATER
DEPTH
(rNcHES)
PERCOLATION
RATE
(MrN/rNCH)
P-2 at6'15"1000 10 2.5 4.5 2.0 5.0
1010 10 4.5 5.5 1.0 10.0
1020 10 5.5 6.5 1.0 10.0
1 030 l0 6.5 7.0 0.5 20.0
1040 10 7.O 7.5 0.5 20.0
1 050 10 7.5 8.0 0.5 20.0
Average 10.9 Min/inch
Grab s rmple from 3 fe :t depth has 51'6 passing No 200 sieve wl en tested in sr rillaboratory
Fig. 2Job No. 4645
SATURATION AN D PREPARATION
DATE: Augusl25,2021
TIME AT START OF SATURATION: lOAM
Technician: John Withers
WATER IN BORINGS AFTER SATURATION
x
PERCOLATION TEST
DATE: August26,2021
YES
Depth to Water
NO
Grand Val Consulti LLC dba
Top ofhole: -36"
PERCOLATION TEST RESULTS
Fig. 3
HOLE
NUMBER
DEPTH
(rNcHES)
(7'DIAMETER)
TIME AT
START OF
INTERVAL
TIME
INTERVAL
(MTNUTES)
DEPTH TO WATER
START OF
INTERVAL
(rNcHES)
END OF
INTERVAL
(rNcHES)
CHANGE
IN WATER
DEPTH
(rNcHES)
PERCOLATION
RATE
(MrN/rNCH)
P-3 at 3'16"1000 10 3.5 5.25 1.75 5.7
1010 10 5.25 7.0 1.75 5.7
1024 10 7.0 7.5 0.5 20.0
1 030 10 7.5 9.0 1.5 6.7
1040 10 9.0 10.0 1.0 10.0
1 050 10 10.0 10.5 0.5 20.0
Average 8.6 Min/inch
Job No. 4645