2016-07-12_REVISION - M1985112

• Permit No: M1985112
• IBM Index Class Name: Revision
• Doc Date: 7/12/2016
• Doc Name: Incompleteness Notice
• From: DRMS
• To: Loloff Construction, Inc.
• Type & Sequence: TR2
• Email Name: PSH
• Email Name: WHE
• Media Type: D
• Archive: No

TEST BORING REPORT Boring No. BAP-7
Sheet No. 1 of 2
BRIERLEY Project: Loloff Slurry Wall File No. 514094-000
ASSOCIATES
Client: Hall Irwin Corporation Start: ov27/16
990 S.Broadway Drilling Contractor: Finish: 01/27/16
Suite 222 Driller: Blake
Denver,Colorado 80209 Casing Sam ler Barrel Drilling Equipment and Procedures BA Rep.: Chris Kams
Rig Make&Model: CME-55
Type Hollow SS,CA NX Hoist/Hammer: Safety Elevation: 4637.764
Inside Diameter(in.) 4.25" 1&3/8",2" 2.15" Bit Type: Cutting Head Location:
Hammer Weight(lb.) 140 lbs. Casing: HSA middle of western side of the gravel pit.
Hammer Fall(in.) 30"
Water Level Data Sample Identification Notes
Water Date Time Elapsed Bottom Bottom Depth to
Level mm/dd/yy Time of Casing of Hole Water C California Barrel
i 01/27/16 9:15 None 35' 35' 34.5' CS Continuous Sampler R Core
S Split Spoon B Bulk
G Geo robe T Thin Wall Tube
0
Visual-Manual Identification and Description Laboratory Results
o
CJ > o
f0 Soil:Density/consistency,color,GROUP NAME,max.particle size, E
N
$ —�' � structure,odor,moisture,optional descriptions,geologic interpretation m o ^ iT
is N
t0 Rock:Hardness,weathering,color,LITHOLOGY,texture, (a a� o N
LLJ
.2 � E m 65 joint spacing,drilling rate(min./ft.) 0 3 — V a
U >� 5 > a o ? U) --a5
iY > C7 fn lL J n D W (n
0 0-6,silty,clayey SAND(SC-SM)
-COARSE ALLUVIUM-
4635
5 5 ft.
5-91,poorly graded SAND with sift SP-SM most) fine sand.
Yta:o; P Y 9 ( )� Y
atsoa:r
-COARSE ALLUVIUM-
n+rcr
4630
:ivo?a
9-12',SILT(ML). ft.
to-
-FINE ALLUVIUM-
liL
12 ft.
4625 s 12',small gravel layer,well graded GRAVEL(GW).
13 ft.
ti rsa:f 13-15',poorly graded SAND with sift(SP-SM).
S-1 7 43.2 30 13
15 14.0-15. 16 -COARSE ALLUVIUM-
19„ 14 ft.
Top 7",Medium dense,black/dark-gray,clayey SAND(SC),low to
moderately plastic.
-FINE ALLUVIUM-
4620 14.6 ft.
Botom 12",Medium dense,tan,silty SAND(SM),mostly fine to
medium grained sand,some silt,few coarse sand,moist.
20 "' -COARSE ALLUVIUM-
ina:rr 20 ft.
15-20',poorly graded SAND with silt(SP-SM).
cii+i:cr
ri!i 1%t'C
4515
tl/1�:1•
tiY'i:E+.
ttl]:CI
i:f 1 i.i:kt
tit?,9:
25 25 ft.
25-30'poorly graded SAND with gravel(SP).
aslo
Maximum particle size is determined by direct observation within the limitations of the sampler.
Boring No:BAP-7
NOTE:Soil and rock identification based on visual-manual methods of the USCS as practiced by Brierley Associates.