2008-04-15_REVISION - M1980244 ‎(306)‎

• Permit No: M1980244
• IBM Index Class Name: REVISION
• Doc Date: 4/15/2008
• Doc Name: VOL II Appendix 2, Attachment B- Grassy Valley 2007 Monitoring Well and Piezometer Borelogs
• From: CC&V
• To: DRMS
• Type & Sequence: AM9
• Media Type: D
• Archive: No

•
•
WATER MANAGEMENT CONSULTANTS WELL CONSTRUCTION DIAGRAM Sheet No: 3 of 3
Well No: GVMW-23A Project Name: CC&V HYDRO INV. Client: CC&V - 2736
Coordinates: 50
041E Section:
Township:
Range:
Quarters: LocationElev: 9764ftamsl
, 15S
17
69W
59,292 N Drilling Method: DIRECT ROTARY Water Level Meas. Point Elev: 9,765.5 ft amsl
Drilling Company: AK Development Method: NONE Inclination:
0, Logged By: BL/MG
9
Start Date/Time: 08/18107 07:00 Screen Type: 20 SLOT PVC Well Casing Mat: Well Stickup:
PVC 1.5 FT
Completion Date/Time: 08/18/07 15:00 Gravel Pack Type: 6/9 SAND Cased Depth: 0 - 50 FT Well Diameter: 2 IN
Final Depth: 250 FT Seal Type: BENTONITE CHIPS (9 bags) Borehole ID:GVMW
23A screened Interval: Quantity of Sand:
- 50 - 70 FT 12 ba

0
J
.S2
0)
C o
E
Description
E E
LD
d ' ,
J
_ E
5
m
L
C 0
N
Group name, Color, Density, Grain size/Plasticity, Moisture,
F N
2 a
o J Cohes., Sed. struct, Weathering, Organics o to m o `
o
U
200 0
} + } + + +} Mostly xgd, some fxgd
}
"
205 t " ?+ '
:
±
+ }? + ..- -- - - ---- -- --- ---- - ----- - - -- - -- - -- - --- -205
+
.+.`.
.+.'.
. .
... Xgd BENTONITE

210 }
+
}
+ + } + } }
i + t?r ..
.
.
- -
---
--
-- - - - ... - ----
-------

-----

-----
210 CHIP
BACKFILL
+
+ + + + + Xgd
} } +
215 `* +..+?-? *} - - -- --...- ---- -- -- - - --- - -- - --- 215
+ + + } * } Xgd
`
220 *-}
-+ ??? -- - --- --- -- - ------ - .. 220
} } } + + + Xgd
+
225 *-. "-_? }+-ti _.. - -- --- --- ----_ _ --- -------- --- - -- 225
++ + ++ * } Mostly xgd, some fxgd
?
+
?
'
230 ,
+
- --.- ..--- - - -- -- - - ---- _- -- - -- - 230
+
+ + + + + Mostly xgd, some fxgd
+ }
}
235 *-L
+
-? ---+- . _
+
.----
-_ _ ___.
..- -
- --- - - - ---- -- _ _ _ - -- - _ ---- -
235
*
+ + + + Mostly xgd, a little fxgd
+ +
+

240 }
+ t + } }
- ?- --+- * ?-
----
----
- _--.
.--------------°_____-------
240
+ + + } + * Mostly fxgd, some xgd
+ +

245 }
+ +
?-__
----
---
-------
------ ----------------- _ - - ----
__---
-----
245
* } + Fxgd with a little xgd, air lift test at 250' is dry
+ ...?..t...+.. * ... ........
41
'
±±
250 ±
e ± --- ---- ---- - - - ----------' - --- - . - --- ---- - - -- 250 TD 250 FT

255 ......................
--- -- -- ........
--
- -
--------
---._
255
260 --- 260

265- .......................

-
.......
.
. ........

- °-

---

-

--- _ ---- - - - ---------------

- ---

-

265

270
.
.
...........
- - ------
......................
........
-
....
.

-

-

--- - - --- -- -- ----- -- - -._..._..... - -- -

---

-
-- -270

275
--- - -- -
...................... .
.
.
--
........
- --
--
-- -,.. -- - -- - ------ - -- .. - ---- -
--- -
-
275
280
......................
........ ------- - --------- - - --- --- --- -- -- - ---- 280
285
......................
........ 285
290
.....................
.
..... 290

295 .
--- -- .
.
--
- - -
- -- -
-- ---- -- ------ - - - --- - --------- -
---
---
-295