W9126G-15-R0001Vol1AddicksGeotechnicalPlans.pdf
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F
IL
E N
A M
E
D W
N B
Y
C K
D B
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IG
N E
D B
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A
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M A
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A P
P R
F
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B E
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S U
B M
IT
T E
D B
Y
P L
O T S
C A
L E
P L
O T D
A T
E
D A
T E
M A
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D E
S C
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C O
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R A
C T N
O
D A
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A P
P R
Production Center
SWD Dam Safety
12345
H A
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IS
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A S
B U
F F
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O B
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O U A
N D T
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IB
U T
A R
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A D
D
IC
K S A
N D B
A R
K E
R D
A M
S
®of Engineers
US Army Corps
E
R E
V
IE
W E
D B
Y
SHEET OF YYY
IDENTIFICATION
SHEET
U .S
A R
M Y C
O R
P S O
F E
N G
IN
E E
R S
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X M
M /D
D /Y
Y Y
Y X
X X
B o b b y V a n C le a v e L e a d E n g r
X X
X X
X -X
X -X -X
X X
W
G -1
-R -0
/0
/2
A N
S I
D x
F u ll S iz e
U .S
A R
M Y C
O R
P S O
F E
N G
IN
E E
R S
G A
L V
E S
T O
N D
IS
T R
IC
T
G A
L V
E S
T O
N T
X
S O
U T
H W
E S
T E
R N D
IV
IS
IO
N D
A M
S A
F E
T Y P
R O
D U
C T
IO
N C
E N
T E
R
M L
O C
K E P .E
P R
O J E
C T P
A D
D
IC
K S D
A M S
A F
E T
Y M
O D
IF
IC
A T
IO
N S
R E
Q U
E S
T F
O R P
R O
P O
S A
L
S W
G H
S C
-2
NOTES:
SYMBOLOGY:
LABORATORY CLASSIFICATION
NEW PIEZOMETER LOCATION
EXISTING PIEZOMETER LOCATION
EXISTING BORING LOCATION
PIEZOMETERS
WATER LEVEL
B-001
G E
O T
E C
H N
IC
A L N
O T
S
D S
Y M
B O
L
B
M D B -0
.d g n
L L S
IZ
S
A
6" DRILLED HOLE
M
IN
CONCRETE
2"
" EMBANKMENT SLOPE (VARIES)
NO. 4 REBAR, 2 REQUIRED
CORRUGATED STEM
BRASS MARKER 2-7/8' DOME/CAST
SURFACE MONUMENTS
SURFACE MONUMENT
NTS
SETTLEMENT PINS
6" DIA. SONOTUBE
INORGANIC CLAYS OF HIGH PLASTICITY, FAT CLAYSCH
INORGANIC CLAYS OF LOW TO MEDIUM PLASTICITY, LEAN CLAYSCL
INORGANIC SILTS AND VERY FINE SANDS WITH SLIGHT PLASTICITYML
CLAYEY SANDS, SAND CLAY MIXTURESSC
SILTY SANDS, SAND SILT MIXTURESSM
POORLY-GRADED SANDS OR GRAVELLY SANDS, LITTLE OR NO FINESSP
CLAYEY GRAVEL, GRAVEL-SAND-CLAY MIXTURESGC
SILTY GRAVEL, GRAVEL-SAND SILT MIXTURESGM
POORLY-GRADED GRAVEL OR GRAVEL-SAND MIXTURES, LITTLE OR NO FINESGP
WELL-GRADED GRAVEL OR GRAVEL-SAND MIXTURES, LITTLE OR NO FINESGW
AUTOMATED PIEZOMETER TO ALLOW FOR SALVAGING OF AUTOMATION EQUIPMENT.
4. USACE AND USGS TO BE NOTIFIED ONE WEEK PRIOR TO REMOVAL OR ABANDONMENT OF ANY
AND CUT OFF ONE FOOT BELOW TOP OF GROUND SURFACE.
ABANDONMENT WILL REQUIRE THE PIEZOMETER TO BE GROUTED IN PLACE
EARTHWORK ARE TO BE REMOVED OR ABANDONED. AT A MINIMUM,
3. EXISTING PIEZOMETERS THAT FALL WITHIN THE LIMITS OF REQUIRED NEW
SEATED IN THE BASAL CLAY LAYER.
INSTALLATION. PIEZOMETERS SHALL PENETRATE THE SAND STRATA AND BE
2. DEPTHS SHOWN ARE APPROXIMATE, AND SHALL BE FIELD VERIFIED DURING
FROM FINISHED GRADE, SHOWN IN THE FOLLOWING TABLE.
1. NEW PIEZOMETERS TO BE INSTALLED AT THE LOCATIONS AND DEPTHS, TAKEN
VERTICAL REACHES OF THE BORINGS.
MEAN THAT GROUND WATER WILL NOT BE ENCOUNTERED AT THE LOCATIONS OR WITHIN
5. ABSENCE OF GROUND WATER LEVELS OPPOSITE BORING LOGS DOES NOT NECESSARILY
IN THE FIELD.
ANTICIPATED BETWEEN WATER TABLES INDICATED AND WATER TABLES ENCOUNTERED
CONDITIONS AND RESERVOIR OPERATIONS, THEREFORE, SOME VARIATION SHOULD BE
WATER TABLES IN THE FIELD ARE LIKELY TO FLUCTUATE DEPENDING ON WEATHER
DRILLING BORINGS BY MEASURING THE TOP OF FLUID LEVELS IN THE BORINGS.
4. WATER TABLE LEVELS SHOWN ON BORING LOGS WERE DETERMINED AFTER
SAMPLER DURING PERFORMANCE OF STANDARD PENETRATION TESTING.
WERE ENCOUNTERED, DISTURBED SAMPLES WERE TAKEN WITH A 1.5-INCH SPLIT SPOON
WITH A 3-INCH DIAMETER THIN WALL SAMPLER. WHERE COHESIONLESS MATERIALS
3. WHERE COHESIVE MATERIALS WERE ENCOUNTERED SAMPLES WERE RECOVERED
FINES (MC-UDW),(LL-PL),(%FINES). A * SYMBOL INDICATES NO TEST DATA.
THE DRY WEIGHT, UNIT DRY WEIGHT, LIQUID LIMIT, PLASTIC LIMIT, AND PERCENT OF
2. FIGURES TO THE RIGHT OF BORING LOGS ARE MOISTURE CONTENT IN PERCENT OF
AND PENETRATION RESISTANCE DURING SAMPLING.
MATERIAL AS DETERMINED BY VISUAL CLASSIFICATION, POCKET PENETROMETER TESTS,
RELATIVE TERMS BASED ON ESTIMATED UNDISTURBED SHEAR STRENGTH OF THE
CONSISTENCY OF SOILS SUCH AS SOFT, MEDIUM, HARD, LOOSE, DENSE, ETC., ARE
FOR CLASSIFICATION OF SOILS FOR ENGINEERING PURPOSES (UNIFIED SOILS CLASSIFICATION SYSTEM)".
1. SOILS HAVE BEEN CLASSIFIED IN ACCORDANCE WITH ASTM D2487-11 "STANDARD PRACTICE
TO THE GOVERNMENT.
SHALL BE REPLACED BY THE CONTRACTOR AT NO ADDITIONAL COST
6. ANY SETTLEMENT PINS DAMAGED BY CONTRACTOR OPERATIONS
CONTRACTOR UPON CONTRACT AWARD.
5. EXISTING SETTLMENT PIN LOCATIONS WILL BE PROVIDED TO THE
LOCATION FOR ALL SETTLEMENT PINS.
GOVERNMENT CONTAINING APPROXIMATE DAM STATION AND XYZ
4. FOLLOWING INSTALLATION, A TABLE WILL BE PROVIDED TO THE
EMBANKMENT HAS BEEN COMPLETED.
3. SETTLEMENT PINS SHALL NOT BE INSTALLED UNTIL THE DAM
APPROXIMATELY DAM STATION 250+00 TO 260+00.
OF THE DAM EMBANKMENT AT 100 FOOT INTERVALS FROM
2. SETTLEMENT PINS SHALL BE INSTALLED AT THE CENTERLINE
EMBANKMENT CREST SURFACE.
MADE OF NO. 5 REBAR, AND INSTALLED 0.20 FEET BELOW FINAL
1. SETTLEMENT PINS SHALL BE 18 INCHES LONG,
SHOWN ON THE PIEZOMETER DETAIL ON SHEET B-106.
ALL SURFACE MONUMENTS SHALL HAVE PROTECTIVE BOLLARDS INSTALLED. BOLLARDS SHALL MATCH THOSEG.
COMPLETION OF SURVEY.
BY THE CONTRACTING OFFICER. RESULTS SHALL BE SUBMITTED TO THE GOVERNMENT WITHIN 24 HOURS OF
FOR TWO MONTHS. SURVEYS WILL BE PERFORMED MONTHLY THEREAFTER UNLESS INSTRUCTED OTHERWISE
OPERATIONS. SURVEYS WILL BE PERFORMED WEEKLY UPON COMPLETION OF COFFERDAM FILL OPERATIONS
NEAREST +/-.01 FOOT. SURVEYS WILL BE PERFORMED BY THE CONTRACTOR DAILY DURING COFFERDAM FILL
EQUIPMENT ACCURATE TO +/-0.01 FOOT. ELEVATION SURVEYS SHOULD BE TAKEN TO THE
SURVEY OF CONTROL MONUMENTS AND SURFACE MONUMENTS WILL BE PERFORMED WITH F.
E. CONTRACTOR TO SUBMIT SURFACE MONUMENT LAYOUT FOR GOVERNMENT APPROVAL.
ABOVE SPECIFIED VERTICAL ELEVATIONS.
SURFACE MONUMENTS TO BE INSTALLED PRIOR TO COFFERDAM ELEVATION REACHING FIVE FEETD.
AND 300 FOOT, OR PORTION THEREOF, LATERAL INTERVALS ON UPSTREAM AND DOWNSTREAM COFFERDAM SLOPES.
INSTALL SURFACE MONUMENTS AT 10 FOOT VERTICAL INTERVALS (ELEVATION 90, 100, 110, 120)C.
COFFERDAM.
INSTALL CONTROL SURFACE MONUMENT A MINIMUM OF 300' UPSTREAM OF RESERVOIR SIDE TOE OFB.
NEW STRUCTURE AT ELEVATION 100.
INSTALL CONTROL SURFACE MONUMENT ON UPSTREAM DAM SLOPE AT CENTERLINEA.
1. FOR COFFERDAM CONSTRUCTION:
MATCH THOSE SHOWN ON THE PIEZOMETER DETAIL ON SHEET B-106.
ALL SURFACE MONUMENTS SHALL HAVE PROTECTIVE BOLLARDS INSTALLED. BOLLARDS SHALL G.
COMPLETION OF SURVEY.
BY THE CONTRACTING OFFICER. RESULTS SHALL BE SUBMITTED TO THE GOVERNMENT WITHIN 24 HOURS OF
FOR TWO MONTHS. SURVEYS WILL BE PERFORMED MONTHLY THEREAFTER UNLESS INSTRUCTED OTHERWISE
OPERATIONS. SURVEYS WILL BE PERFORMED WEEKLY UPON COMPLETION OF EMBANKMENT FILL OPERATIONS
NEAREST +/-.01 FOOT. SURVEYS WILL BE PERFORMED BY THE CONTRACTOR DAILY DURING EMBANKMENT FILL
EQUIPMENT ACCURATE TO +/-0.01 FOOT. ELEVATION SURVEYS SHOULD BE TAKEN TO THE
SURVEY OF CONTROL MONUMENTS AND SURFACE MONUMENTS WILL BE PERFORMED WITH F.
CONTRACTOR TO SUBMIT SURFACE MONUMENT LAYOUT FOR GOVERNMENT APPROVAL.E.
EXCEEDING FIVE FEET ABOVE SPECIFIED VERTICAL ELEVATIONS.
SURFACE MONUMENTS TO BE INSTALLED PRIOR TO EMBANKMENT RECONSTRUCTION ELEVATIOND.
AND HORIZONTALLY OFFSET FROM THE NEW STRUCTURE CENTERLINE BY 25 FEET.
INSTALL SURFACE MONUMENTS AT 10 FOOT VERTICAL INTERVALS (ELEVATION 90, 100, 110, 120)C.
DOWNSTREAM OF DOWNSTREAM EMBANKMENT.
INSTALL A CONTROL SURFACE MONUMENT A MINIMUM OF 300 FEETB.
EMBANKMENT.
BE CONTROL SURFACE MONUMENT FOR RECONSTRUCTION OF THE DAM
DESIGNATE A SURFACE MONUMENT ON THE COFFERDAM SLOPE TOA.
2. FOR RECONSTRUCTION OF DAM EMBANKMENT
R
E N
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F
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P L
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C A
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Production Center
SWD Dam Safety
12345
H A
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A D
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K S A
N D B
A R
K E
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A M
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®of Engineers
US Army Corps
E
R E
V
IE
W E
D B
Y
SHEET OF YYY
A R
M Y C
O R
P S O
F E
N G
IN
E E
R S
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X M
M /D
D /Y
Y Y
Y X
X X
B o b b y V a n C le a v e L e a d E n g r
X X
X X
X -X
X -X -X
X
G -1
-R -0
/0
/2
S I
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F u ll S iz e
U .S
A R
M Y C
O R
P S O
F E
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G A
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E S
T O
N D
IS
T R
IC
T
G A
L V
E S
T O
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X
S O
U T
H W
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T E
R N D
IV
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N D
A M
S A
F E
T Y P
R O
D U
C T
IO
N C
E N
T E
R
M L
O C
K E P
O J E
C T P
A D
D
IC
K S D
A M S
A F
E T
Y M
O D
IF
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N S
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Q U
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T F
O R P
R O
P O
S A
L
S W
G H
S C
-2
70 70
70 70
70 70 70
75 75 75 75
75 75 75 75
75 75
808080
80 80
80 80
80 80 80
80 80
0 80
80 80
85 85
85 85
85 85
858585
85 85
85 85
90 90
90 90
90 90
90 90
90 90
90 90
959595
959595
959595
959595
100100
100100
100 100
105 105
105 105
110110
110110
115 115
A1 A2 A3
A4
A5 A6 A7 A8
A9 A10 A11 A12
A13
A14 A15
A16
B-101
20-109,59-17,68.7
14.9-*,*-*,68.7
12.4-*,44-14,68.3
15-*,*-*,77
21.1-*,*-*,*
17-*,*-*,*
14-119,47-16,69.8
10-*,*-*,*
15.9-*,49-16,80.9
9-*,*-*,*
A2
ML
CL
with slicksides reddish brown, very stiff, high plasticity, moist, El. 66.7 to El. 60.7:
non-plastic, fine-grained, uniform, wet reddish brown, medium dense to very dense, El. 74.7 to El. 66.7:
non-plastic, wet, with sand seams reddish brown and light gray, medium dense, El. 76.7 to El. 74.7:
plasticity, moist, with silty pockets and seams reddish brown and light gray stiff, low
El. 78.7 to El. 76.7:
medium placticity, dry reddish brown and light gray, very stiff, EL 81.7 to El. 78.7:
and pockets, very stiff 4 to 9 feet.
medium placticity, dry, with sand fissures gray, brown, and yellowish brown, stiff, El. 88.7 to 81.7:
gray and brown, very soft, low placticity, dry
El. 90.7 to El. 88.7:
sand fissures plasticity, dry, with vertical brown, very stiff, medium, Light gray and reddish
El. 87.1 to El. 83.1:
-very stiff 4 to 6 feet to 2 feet
-sand pockets 4 inches
4 inches
-brown sandy silt 0 to uniform, dry, with:
high placticity, light gray, soft to stiff, Yellowish brown and
El. 93.1 to El. 87.1:
-with sand fissures below 6-ft
-very stiff below 4-ft stiff, high plasticity, dry, and light gray, medium gray, yellowish brown, El. 90.4 to El. 81.9:
non-plastic, dry brown, very loose, El. 91.9 to El. 90.4:
with vertical sand fissures very stiff, medium placticity, dry, light gray and yellowish brown, El 84.3 to El. 80.3:
2 to 6 feet.
-with vertical sand seams
-gray sandy silt 0 to 8 inches, high placticity, dry brown, medium stiff to very stiff, brown, gray, and yellowish
El. 90.3 to El. 84.3:
11-*,*-*,*
CL-ML
sand fissures and pockets placticity, dry, with vertical brown, very stiff, medium light gray and yellowish
El 86.3 to El. 80.3:
dry, with vertical sand fissures brown, stiff, high placticity, light gray and yellowish
El 88.3 to El. 86.3:
non-plastic, dry brown, very loose, El. 90.3 to El. 88.3:
with sand fissures and pockets medium placticity, dry, and reddish brown,very stiff, light gray, yellowish brown, El 87.1 to El. 83.1:
-very stiff 4 to 6 feet moist, with sand fissures very soft, high placticity, brown, and reddish brown, brown, yellowish
El 90.1 to El. 87.1:
non-plastic, moist brown, very loose, El. 93.1 to El. 90.1:
-very stiff below 4 feet with sand fissures stiff, medium placticity, dry, and reddish brown, medium light gray, yellowish brown, El 86.1 to El. 78.6:
non-plastic, dry brown, very loose, El. 88.6 to El. 86.1:
medium placticity, dry dense to dense, reddish brown, medium light gray, brown, and
El 83.9 to El. 77.9:
high placticity, moist gray and brown, very soft, El 85.4 to El. 83.9:
non-plastic, wet brown and grey, very loose, El. 87.9 to El. 85.4:
medium plasticity, dry loose to dense, and reddish brown, light gray, brown, El 81.7 to El. 76.2:
non-plastic, wet medium dense, brown, loose to
El. 86.2 to El. 81.7:
medium placticity, dry dense, to dense, reddish brown, medium light gray, tan, and
El 81.5 to El. 75.5:
with sand pockets high plasticity, dry, light brown, very stiff, dark gray, gray, and
El. 85.5 to El. 81.5:
sand fissures plasticity, dry, with stiff to very stiff, high and yellowish brown, gray, light gray, brown, El 81.5 to El. 75.5:
moist non-plastic, dry, brown, very loose, El. 86.7 to El. 84.7:
A1
CL
CH
A3
17-113,*-*,68.9
22.3-*,*-*,*
18-*,*-*,*
*-*,33-14,*
17-*,*-*,*
19-*,*-*,*
13.5-*,*-*,85.7
17.4-*,*-*,*
22.2-*,*-*,18.9
24.5-*,*-*,26.9
27-104,58-25,*
CL
ML
SM
CH
CL-ML
CL-ML
A4
CH
12-*,*-*,*
23-106,68-18,75.2
CL
*-*,40-13,*
11-*,*-*,*
23.1-*,*-*,*
13-*,*-*,*
19-*,*-*,* 13-*,*-*,*
12-*,38-14,*
12-*,*-*,*
8-*,*-*,*
12.8-*,*-*,9.7
22.1-*,*-*,8.1
23.2-*,*-*,*
22-*,*-*,*
11-*,*-*,*
ML
CL
SC
A5
7-*,*-*,*
11-124,36-12,40.1
33.8-*,*-*,*
11-124,39-13,61.6
12.6-123,47-14,62.9
14-*,*-*,*
ML
CL
A6
-fine grained below 24 feet
-wet below 16 feet dry to very dense, non-plastic, light gray, medium dense
El. 78.1 to El. 61.1:
non-plastic, dry dense to very dense, light gray, medium
El. 87.1 to El. 78.1:
medium plasticity, dry and brown,very stiff, gray, reddish-brown, El. 89.6 to El. 87.1:
non-plastic, dry brown, loose, El. 91.1 to El. 89.6:
pockets below 4 feet
-with sand seams and to high placticity, dry brown, very stiff, medium brown, and reddish brown, gray, yellowish
El. 89.4 to El. 80.4:
non-plastic, dry brown, loose, El. 90.4 to El. 89.4:
16-*,*-*,*
11-*,*-*,*
ML
CL
CH
SC
A7
19-104,*-*,63.7
16-118,51-16,*
13.3-*,34-14,47.9 medium plasticity, dry reddish brown dense, light gray, brown, and
El. 87.9 to El. 83.9:
sand fissures high plasticity, dry, with gray and brown, very stiff, EL 89.9 to El. 87.9:
scattered roots with sand fissures and medium placticity, dry, brown and gray, stiff, El. 92.4 to 89.9:
non-plastic, dry brown, very loose, El. 93.9 to El. 92.4: 14.2-*,*-*,*
20.6-*,50-14,65.7
11-115,37-14,51.3
12-*,*-*,*
12-*,*-*,*
ML
CH
CL
A8
13.1-*,*-*,36
21-*,*-*,*
14-117,46-15,55.7
13-*,*-*,*
13-118,34-15,40.3
SM
CL
SC
A9
13-123,35-13,49.8
*-*,*-*,51.1
15-118,49-15,60.7
12-*,*-*,*ML
CL
23-*,*-*,*
A10 A11
16.6-*,*-*,*ML
29.9-*,71-22,73CH
SC
12.4-*,*-*,31.7
12-121,33-14,34.5
ML
CH
SC
CH
ML
A12
15-*,*-*,27
17-*,*-*,*
17-*,*-*,*
13-*,*-*,*
22-*,*-*,6.8
21.4-*,*-*,*
21-*,*-*,*
26-*,*-*,*
24-*,*-*,*
17-117,30-16,29.6
19-106,50-15,65 non-plactic, wet reddish brown, loose, El. 59.3 to El. 58.3:
placticity, moist, with silt pockets reddish brown, medium stiff, low
El. 60.3 to El. 59.3:
and slickensides high placticity, moist, with sand seams reddish brown and light gray, very stiff, El. 65.3 to El. 60.3:
dense, non-plastic, fine-grained, wet light gray, medium dense to very
El. 74.3 to El. 65.3:
sand pockets and fissures very stiff, medium placticity, dry, with light gray, yellowish brown, and brown, El 84.3 to El. 74.3:
dry, with sand seams gray and brown, stiff, high placticity, El 86.8 to El. 84.3:
brown, very loose,non-plastic, dry
El. 88.3 to El. 86.8:
low placticity, moist, with silt pockets reddish brown, very soft to stiff, El. 60.3 to El. 56.3:
moist, with slickensides stiff to very stiff, high placticity, reddish brown and light gray, El. 64.3 to El. 60.3:
non-plastic, fine-grained, wet light gray, medium dense, El. 72.3 to El. 64.3:
with sand pockets dense, medium placticity, dry, light gray and brown, medium
El 76.3 to El. 72.3:
dry, with sand fissures medium placticity, brown, stiff to highly stiff, brown, gray and reddish
El 83.3 to El. 76.3:
to loose, non-plastic, dry brown and gray, very loose
El. 86.3 to El. 83.3:
17-*,*-*,*
13.5-*,*-*,32.7
14.6-118,37-15,30.4
15.8-*,*-*,35.2
SM
SC
20.7-*,*-*,19.8
16-*,*-*,*
23-*,*-*,*
14-116,32-13,49.6
15-*,*-*,*
15-*,*-*,*
23.2-*,*-*,14.7
35-*,*-*,*
25.2-*,*-*,*
SM
CL
SC
SM
CH
15.2-115,26-13,43.9
A14A13 A15
21-*,*-*,*
CL
SC
14.7-*,*-*,28.1
15.8-*,31-15,*
12.6-*,*-*,45.5
16.1-116,45-14,54.7
A16
16.4-*,*-*,*
24.4-100,55-16,61.2
16.7-*,*-*,*
12.2-*,*-*,62.6
ML
CH
10.5-*,*-*,*
S P -S
M
S P -S
M
CL-ML
* INDICATES NO DATA
MC-UDW, LL-PL, %FINES
LEGEND:
O J E
C T S
IT
E B
O R
R O
W A
R
C
B101
SCALE IN FEET
250' 500' 1000' 1500'
B O
R
IN
G P
L A
N A
N D B
O R
IN
G L
O
BORROW AREA BORING LOCATION PLAN
BORROW AREA
CLASSIFICATION DESCRIPTIONS.
3. REFER TO SHEET B-001 FOR SOIL
BELOW GROUND SURFACE.
2. BORROW DEPTH NOT TO EXCEED 10 FEET
1. BORROW AREA APPROX 68 ACRES.
NOTE:
A B
M D B -1
.d
R
E L E
V A
T
IO
N F
T
E L E
V A
T
IO
N F
T
E L E
V A
T
IO
N F
T
E L E
V A
T
IO
N F
T
75 75
80 80
0 80
90 90
959595
110110
N
.8
E
.5
5N
.6
E
.9
F
IL
E N
A M
E
D W
N B
Y
C K
D B
Y
D E
S
IG
N E
D B
Y
D E
S C
R
IP
T
IO
N
D
C
A
B
M A
R K
A P
P R
F
IL
E N
U M
B E
R
S
IZ
E
S U
B M
IT
T E
D B
Y
P L
O T S
C A
L E
P L
O T D
A T
E
D A
T E
M A
R K
D E
S C
R
IP
T
IO
N
C O
N T
R A
C T N
O
D A
T E
A P
P R
Production Center
SWD Dam Safety
12345
H A
R R
IS
C
O U
N T
Y T
E X
A S
B U
F F
A L
O B
A Y
O U A
N D T
R
IB
U T
A R
IE
S
A D
D
IC
K S A
N D B
A R
K E
R D
A M
S
®of Engineers
US Army Corps
E
R E
V
IE
W E
D B
Y
SHEET OF YYY
A R
M Y C
O R
P S O
F E
N G
IN
E E
R S
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X M
M /D
D /Y
Y Y
Y X
X X
B o b b y V a n C le a v e L e a d E n g r
X X
X X
X -X
X -X -X
X
G -1
-R -0
/0
/2
S I
D x
F u ll S iz e
U .S
A R
M Y C
O R
P S O
F E
N G
IN
E E
R S
G A
L V
E S
T O
N D
IS
T R
IC
T
G A
L V
E S
T O
N T
X
S O
U T
H W
E S
T E
R N D
IV
IS
IO
N D
A M
S A
F E
T Y P
R O
D U
C T
IO
N C
E N
T E
R
M L
O C
K E P
O J E
C T P
A D
D
IC
K S D
A M S
A F
E T
Y M
O D
IF
IC
A T
IO
N S
R E
Q U
E S
T F
O R P
R O
P O
S A
L
S W
G H
S C
-2
13-A122
13-A121
13-A120
13-A118 13-A108 13-A105
13-A102
13-A103
13-A104
B-102
O R
IN
G P
L A
N A
N D B
O R
IN
G L
O
R G
S C
B102
1 BORING LOCATIONS
ADDICKS DAM COFFER DAM
SCALE IN FEET
100' 200' 400' 600'
CLASSIFICAITON DESCRIPTIONS.
1. REFER TO SHEET B-001 FOR SOIL
NOTE:
C
F F
E R
D
M
M D B -1
.d
E L E
V A
T
IO
N I
N F
E E
T N .G .V .D saturated dry saturated moist
13-A122
WPL G.S.E. 81.19LL
E L E
V A
T
IO
N I
N F
E E
T N .G .V .D saturated
WPL G.S.E. 73.56LL
saturated
13-A121
WPL G.S.E. 77.30LL
E L E
V A
T
IO
N I
N F
E E
T N .G .V .D
E L E
V A
T
IO
N I
N F
E E
T N .G .V .D
12/11/13 moist saturated
13-A102
WPL G.S.E. 79.85LL
11/12/13
19 17
13-A103
WPL G.S.E. 82.53LL
12/10/13 saturated moist dry
13-A104
WPL G.S.E. 81.94LL
E L E
V A
T
IO
N I
N F
E E
T N .G .V .D
E L E
V A
T
IO
N I
N F
E E
T N .G .V .D
12/11/13 moist
13-A102
WPL G.S.E. 79.85LL
12/12/13 saturated
13-A105
WPL G.S.E. 79.01
01/18/14 saturated
13-A108
WPL G.S.E. 74.20LL
01/17/14 moist
13-A118
WPL G.S.E. 73.69LL
12/16/13 saturated
13-A120
WPL G.S.E. 73.56LL
with brown black slightly mottled mottled with light gray dark gray slightly mottled with light brown light gray slightly mottled with yellow light gray slightly mottled with gray brown slightly with gray brown mottled dark grayish brown black gray slightly mottled with black slightly mottled with brown light gray to gray light gray slightly mottled with brown light gray to light brown dark red slightly mottled with gray gray to grayish brown reddish brown light reddish brown dark reddish brown dark red slightly mottled with gray too fractured brown light gray light brown gray gray gray light gray gray to dark red dark red slightly mottled with tan dark reddish brown dark red dark red dark red slightly mottled with gray gray to light gray dark gray light gray light gray dark reddish brown gray to light gray dark gray light gray slightly mottled with yellow light gray brown slightly mottled with gray brown light gray light tannish brown light gray light tan gray light gray reddish brown dark reddish brown reddish brown
LL
dark grayish brown light gray light gray dark reddish brown dark reddish brown light gray light gray brownish gray light tan to brown light tan to gray light gray light gray grades to reddish brown dark reddish brown dark gray gray light gray light brown to brown light gray light gray dark reddish brown dark reddish brown slightly mottled with light gray dark gray brown to dark brown brownish gray tannish gray gray and dark gray light gray light gray gray bluish gray bluish gray bluish gray dark reddish brown tan to brown light gray light gray reddish brown dark gray gray light brown to brown light gray light gray dark reddish brown dark reddish brown
CL
SC
CL
CL
SC
SM
CH
SC
CL
SC
CL
SC
moist
CL
ML
SM
CL
SC
CH
13-A120 grayish brown mottled with yellowish brown dark reddish brown slightly mottled with gray dark brown slightly Mottled with dark red light brownish gray slightly mottled with dark red light gray to brown gray slightly mottled with red light gray mottled with brown dark reddish brown mottled with light gray light gray slightly mottled with light gray light gray slightly mottled with brown
ML
SM
CL
SC
CH
moist
CL
SC
CH
CL
SC
CH
CL
SC
SM
SP-SM
CL
SC
SM
CL
CH
CL
SM
CH
dark reddish brown dark reddish brown slightly mottled with light gray dark reddish brown slightly mottled with gray brown dark reddish brown slightly mottled with gray dark reddish brown slightly mottled with black dark reddish brown slightly mottled with black w/ light brown light brownish tan slightly mottled w/ dark yellow light grayish brown mottled w/ light gray reddish brown slightly mottled
CL
SC
saturated
CL
CH
CH
CL
CH
SC
CH
SC
CL
CH
CL
SC
CH
SC
CH
CL
SM
SC
CH
CH
CL
SC
CL
E N
A M
E
D W
N B
Y
C K
D B
Y
D E
S
IG
N E
D B
Y
D E
S C
R
IP
T
IO
N
D
C
A
B
M A
R K
A P
P R
F
IL
E N
U M
B E
R
S
IZ
E
S U
B M
IT
T E
D B
Y
P L
O T S
C A
L E
P L
O T D
A T
E
D A
T E
M A
R K
D E
S C
R
IP
T
IO
N
C O
N T
R A
C T N
O
D A
T E
A P
P R
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SWD Dam Safety
12345
H A
R R
IS
C
O U
N T
Y T
E X
A S
B U
F F
A L
O B
A Y
O U A
N D T
R
IB
U T
A R
IE
S
A D
D
IC
K S A
N D B
A R
K E
R D
A M
S
®of Engineers
US Army Corps
E
R E
V
IE
W E
D B
Y
SHEET OF YYY
A R
M Y C
O R
P S O
F E
N G
IN
E E
R S
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X M
M /D
D /Y
Y Y
Y X
X X
B o b b y V a n C le a v e L e a d E n g r
X X
X X
X -X
X -X -X
X
G -1
-R -0
/0
/2
S I
D x
F u ll S iz e
U .S
A R
M Y C
O R
P S O
F E
N G
IN
E E
R S
G A
L V
E S
T O
N D
IS
T R
IC
T
G A
L V
E S
T O
N T
X
S O
U T
H W
E S
T E
R N D
IV
IS
IO
N D
A M
S A
F E
T Y P
R O
D U
C T
IO
N C
E N
T E
R
M L
O C
K E P
O J E
C T P
A D
D
IC
K S D
A M S
A F
E T
Y M
O D
IF
IC
A T
IO
N S
R E
Q U
E S
T F
O R P
R O
P O
S A
L
S W
G H
S C
-2
75 75
80 80
0 8
85 85
90 90 90
90 90
95 95
100 100
13-A107
13-A109
13-A119 13-A111 13-A106
13-A113
13-A114
13-A115
13-A116
13-A117
R
IN
G P
L A
N A
N D B
O R
IN
G L
O
R
B103
1 BORING PLAN
ADDICKS DAM OUTLET WORKS
SCALE IN FEET
100' 200' 400' 600'
B-103
G S
C
SOIL CLASSIFICATION DESCRIPTIONS.
1. REFER TO SHEET B-001 FOR
NOTES:
R
S I
D x
F u ll S iz e
A B
M D
B -1
.d
W O
U T
L E
T W
O R
K S S
T R
U C
T U
E L E
V A
T
IO
N I
N F
E E
T N .G .V .D
E L E
V A
T
IO
N I
N F
E E
T N .G .V .D
01/25/14
13-A106
WPL G.S.E. 120.29LL
01/15/14 saturated moist
13-A111
WPL G.S.E. 120.24LL
01/14/14 saturated moist moist
13-A119
WPL G.S.E. 120.26LL
12/15/13 saturated saturated
74 22
13-A107
WPL G.S.E. 72.52LL 01/18/14 36
saturated
13-A108
WPL G.S.E. 74.20LL
12/14/13
G.S.E. 82.16LL
moist
13-A109
WPL
01/10/14 saturated saturated
13-A110
WPL G.S.E. 94.20LL
01/15/14 saturated moist
13-A111
WPL G.S.E. 120.24LL
E L E
V A
T
IO
N I
N F
E E
T N .G .V .D
E L E
V A
T
IO
N I
N F
E E
T N .G .V .D
01/11/14 saturated moist saturated
13-A112
WPL G.S.E. 106.17LL
01/11/14 moist saturated
13-A113
WPL G.S.E. 81.29LL
01/19/14 moist saturated moist
13-A114
WPL G.S.E. 78.88LL
01/21/14 dry saturated
13-A115
WPL G.S.E. 81.31LL
01/22/14 dry moist saturated moist
13-A116
WPL G.S.E. 82.42LL
dry moist dry saturated
13-A117
WPL G.S.E. 81.81LL
E L E
V A
T
IO
N I
N F
E E
T N .G .V .D dark gray to olive gray light gray mottled with light gray dark reddish brown slightly olive gray slightly mottled with black gray slightly mottled with brown gray to brownish gray gray slightly mottled with black gray to dark gray olive gray mottled with black olive gray mottled with black mottled with bluish gray dark reddish brown slightly mottled with gray dark reddish brown brownish gray light gray with mottled with brown bluish gray slightly with brown bluish gray slightly mottled mottled with black dark reddish brown slightly mottled with gray dark reddish brown slightly with gray dark reddish brown mottled grayish brown grayish brown dark gray light gray brownish gray yellowish gray gray dark brown reddish brown to gray tan to brown light brown to gray olive gray slightly mottled with dark gray dark olive gray to black dark olive gray to black olive gray slightly mottled with gray olive gray slightly mottled with brown black mottled with gray olive gray dark olive gray slightly mottled with black light gray to black gray gray slightly mottled with brown gray slightly mottled with brown gray brownish gray bluish gray slightly mottled with brown bluish gray mottled with brown brown tan dark reddish brown slightly mottled with light gray light reddish brown dark reddish brown dark reddish brown slightly mottled with red light gray mottled with light brown brown dark brownish gray brownish gray light gray dark gray olive gray slightly mottled with brown olive gray slightly mottled with brown dark gray black to dark olive gray light gray to dark gray light gray light gray light bluish gray light gray slightly mottled with brown light gray mottled with dark reddish brown light gray light red dark red dark reddish brown gray dark gray light gray gray tan brown brown dark reddish brown dark grayish brown light brownish tan slightly mottled with light brown light gray light gray dark reddish brown dark reddish brown slightly mottled with light gray dark reddish brown dark reddish brown dark reddish brown slightly mottled with gray dark reddish brown slightly mottled with gray brown dark reddish brown slightly mottled with black light gray light gray dark reddish brown slightly mottled with black dark gray dark gray to gray brownish gray light gray light gray light gray dark reddish brown brown brown dark gray brown to light brown tan to brown olive gray olive gray dark gray to black dark gray to black dark gray to olive gray gray gray light gray light tan gray gray dark reddish brown gray to brown dark reddish brown tan to brown light brown to gray olive gray slightly mottled with dark gray dark olive gray to black dark olive gray to black olive gray slightly mottled with gray olive gray slightly mottled with brown black mottled with gray olive gray dark olive gray slightly mottled with black light gray to black gray gray slightly mottled with brown gray slightly mottled with brown gray brownish gray bluish gray slightly mottled with brown bluish gray mottled with brown brown tan light reddish brown dark reddish brown dark reddish brown slightly mottled with red light gray mottled with light brown gray light tan grayish brown light gray brown gray tan to brown gray with greenish blue gray mottled with red dark reddish brown brown dark orangish brown light tan slightly mottled with brown black to brown black to dark gray gray dark gray to brown olive gray olive gray dark tan to brown dark gray to gray black to dark gray dark gray to gray gray light brown gray gray gray brown brown brown reddish brown dark reddish brown light tan light gray gray dark gray gray light gray dark reddish brown dark reddish brown gray grayish brown gray to brown gray to light gray light brownish gray light brownish gray reddish brown gray mottled with reddish brown reddish brown light brown to gray reddish brown to gray light brown to gray light gray dark reddish brown brown dark gray gray light gray light gray gray brownish gray dark reddish brown light brownish gray dark reddish brown mottled with gray dark reddish brown slightly mottled with light gray mottled with red reddish brown slightly reddish brown gray mottled with dark reddish brown light gray mottled with dark mottled with gray dark orange brown slightly
E L E
V A
T
IO
N I
N F
E E
T N .G .V .D
SC
CH
CL
CL
CL
CL
CL
CL
SC
CL
SC
CL
CH
SC
CL
CH
CH
CH
CH
CL
CL
CH
SM
SC
SC
CL
SC
SM
CH
CL
CL
CL
CL
CL
CL
CL
CL
CL
CH
CL
SC
CH
SC
CH
CL
CH
SP-SM
CL
SC
CH
CL
SC
SM
SP-SM
CL
SC
SMCL
CH
CL
SM
CH
CH
CH
CL
CH
SM
SC
CH
CH
SC
CL
SM
SC
SC
CH
CL
CH
SM
CH
SC-H
CH
SC
CL
CH
CH
CH
CH
CL
CL
CH
SM
SC
SC
CL
SC
SM
CH
CL
SC
CH
SC
CH
SC
CL
SM
CL
CH
SC
CH
CL
SM
CL
SC
CH
SM
CH
SC
CH
SM
SC
CH
saturated
SM
CH
CL
SC
SP-SM
CL
SC
CH
SC
CL
SC
SP-SM
CH
SC ML
CH
light gray slightly mottled with light brown reddish brown slightly mottled with gray
SM
light gray slightly mottled with brown
E N
A M
E
D W
N B
Y
C K
D B
Y
D E
S
IG
N E
D B
Y
D E
S C
R
IP
T
IO
N
D
C
A
B
M A
R K
A P
P R
F
IL
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U M
B E
R
S
IZ
E
S U
B M
IT
T E
D B
Y
P L
O T S
C A
L E
P L
O T D
A T
E
D A
T E
M A
R K
D E
S C
R
IP
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N
C O
N T
R A
C T N
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D A
T E
A P
P R
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12345
H A
R R
IS
C
O U
N T
Y T
E X
A S
B U
F F
A L
O B
A Y
O U A
N D T
R
IB
U T
A R
IE
S
A D
D
IC
K S A
N D B
A R
K E
R D
A M
S
®of Engineers
US Army Corps
E
R E
V
IE
W E
D B
Y
SHEET OF YYY
A R
M Y C
O R
P S O
F E
N G
IN
E E
R S
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X M
M /D
D /Y
Y Y
Y X
X X
B o b b y V a n C le a v e L e a d E n g r
X X
X X
X -X
X -X -X
X
G -1
-R -0
/0
/2
S I
D x
F u ll S iz e
U .S
A R
M Y C
O R
P S O
F E
N G
IN
E E
R S
G A
L V
E S
T O
N D
IS
T R
IC
T
G A
L V
E S
T O
N T
X
S O
U T
H W
E S
T E
R N D
IV
IS
IO
N D
A M
S A
F E
T Y P
R O
D U
C T
IO
N C
E N
T E
R
M L
O C
K E P
O J E
C T P
A D
D
IC
K S D
A M S
A F
E T
Y M
O D
IF
IC
A T
IO
N S
R E
Q U
E S
T F
O R P
R O
P O
S A
L
S W
G H
S C
-2
10' U.E.
85 85
100100
110110
77-347
77-348
12-A22
12-A23
13-A101 13-A100
26-102, 67-24, 100
16-115, *-*, 47
19-*, *-*, 29
25-100, *-*, 87
24-102, *-*, 98
14-*, 26-12, 52
25-101, *-*, 100
23-*, 64-22, 100
24-*, *-*, 11
16-*, *-*, 42
26-*, *-*, 8
21-*, *-*, 18
27-*, *-*, 7
N
15-*, 32-13, *
14-*, *-*, 68
14-*, 36-14, *
17-*, *-*, 62
16-*, *-*, *
14-*, 46-11, *
12-*, *-*, 61
14-*, 39-11, *
16-*, *-*, 52
25-*, 29-13, *
22-*, *-*, 8
24-*, *-*, 100
25-*, *-*, 64
27-*, 56-25, *
25-*, 58-19, *
14-*, 33-13, *
15-*, 31-14, *
14-*, 31-13, *
14-*, *-*, 65
15-*, *-*, 51
14-*, *-*, 38
18-*, 19-16, *
17-*, *-*, 62
24-*, *-*, 22
22-*, *-*, 91
28-*, 69-24, *
32-*, 70-23, *
18-*, 42-15, *
16-109, *-*,* 15-116, *-*, 42
16-113, 42-11, 62
VISUAL CLASSIFICATION
LightLt
LimestoneLime
Layer or LayersLy
IronIr
HardH
Grey or GrayishGy
Gravel or GravellyGv
GrassGs
DarkDk
DecadedDed
DenseD
CementedCem
CalcareousCalc
Clay or ClayeyCl
Brown or BrownishBn
Slicken SidesSlks
Silt or SiltySi
Sand or SandySd
StiffS
RootsRt
Red or ReddishR
ParticlesPar
PocketsPoc
OliveOl
OrganicsOrg
NodulesNod
MediumMed
MaterialMat
ModifiedMod
LooseL
Yellow or YellowishY
Water TableW.T.
WeatheredWea
Wood or WoodenWd
VeryV
StoneS'
Seam or SeamsSms
B-104
R
IN
G P
L A
N A
N D B
O R
IN
G L
O
R G
S C
A B
M D B -1
.d
B104
1 BORING LOCATIONS
ADDICKS DAM EXISTING OUTLET
SCALE IN FEET
25' 50' 100' 150'
15-*, 42-14, 51
16-*, 44-15, 53
15-*, 32-12, 53
22-*, 29-20, 88
26-*, 31-22, 96
18-*, 29-14, 79
17-*, 55-16, 42
18-*, 37-14, 75
16-*, 30-13, 91
14-*, 38-14, 94
17-113, 46-14, 65
27-97, *-*, *
27-*, 58-24, *
16-120, 42-15, 92
28-94, *-*, *
CL
ML
CL-
CH
CL
CL
SC
ML
CL-
CH
CL
SM
SC-
27-99, 64-27, *
16-120, 33-16, 78
CL
SM
SC
SM
ML
ML
CL-
CH
CL
ML-
GM
GP-
CL
SM
SM
SP-
SC
CL
SM
SP-
SM
SM
SP-
CL
CH
CL
CL
SC
CL
SC
CL
CL
SC
SM
CL
SC
CL
SM
CH
CL
SC
SM
CL
CL
CL
CL
CL
CL
CL
CL
SM
SP-
CL
CH
SC
CH
APPROACH CHANNEL DAM EMBANKMENT OUTLET CHANNEL
7-*, 32-?, *
S'Sd,S,YGy
ClSd,S,YGy
SiSd,MedD,YGy
*S,DkRBn
ClSi,VS,DkRBn
*,VS-S, YGy
SdCl,CalcNod,VS
ClSd,*,MedD,Gy
SdCl,S,YGy
SiSd,MedD,Gy
SiSd,MedD,Gy
SiSd,MedD,Gy
Cl,S,DkRBn gray w/dark gray gray to light gray
CL: lean clay slightly mottled with black light bluish gray, CL: lean clay brown to dark brown
CL: lean clay gray w/dark gray
CL: lean clay light gray light gray gray mottled with brown gray slightly slightly mottled w/brown dark reddish brown dark reddish brown dark reddish brown dark reddish brown gray mottled w/black moist, lean gray to dark gray lean clay light olive gray to black lean clay dark gray moist, olive gray light gray to moist, light gray dark gray to to light gray moist, dark gray brown w/dark reddish slightly mottled moist, brown, brown w/dark reddish slightly mottled moist, brown dark gray to black light gray light gray light gray light gray light gray brown dark reddish mottled w/gray brown, slightly dark reddish brown reddish brown light gray grayish brown light gray reddish brown light gray w/dark and sand pockets calcareous nodules, ferrous stains, plasticity, dry, with very stiff, medium dark gray, stiff to and sand pockets calcareous nodules high plasticity, dry, with to stiff, medium to brown, medium stiff gray, and reddish light gray, tan, dark moist stiff, low plasticity, light gray and tan, silt pockets calcareous nodules and plasticity, moist, with gray, soft to stiff, low reddish brown and light and sand pockets calcareous nodules, with ferrous stains, medium plasticity, moist, and tan, stiff to very stiff, reddish brown, brown, and sand pockets calcareous nodules, ferrous stains, plasticity, moist, with stiff to very stiff, medium reddish brown, and tan brown, light gray, pockets nodules, and sand stains, calcareous moist, with ferrous medium plasticity, tan, stiff to very stiff, reddish brown, and brown, light gray, -10
-20
ML
nodules wet, with calcareous dense, low plasticity, reddish brown, very light gray, brown, and
37-14, 8714-*, 16-*, 36-17,71 scattered gravel and seams, and nodules, sand pockets dry with calcareous medium plasticity, to very stiff, gray, and tan, stiff brown, gray, light pockets nodules and sand with calcareous high plasticity, dry, to loose, medium to and tan, very loose gray, reddish brown, silt seams plasticity, moist, with medium stiff, low light gray, soft to reddish brown and nodules stains, adn calcareous moist, with ferrous stiff, high plasticity, gray, and brown, very reddish brown, light pockets nodules and sand with calcareous plasticity, moist, stiff, medium gray,stiff to very brown and light silt pockets with clay seams and low plasticity, wet, and tan, very dense, brown, light gray, CL
13-*,32-13,82 moist stiff, medium plasticity, light gray and brown, CL
CL
SM
SM
SC-
plasticity, moist very stiff, medium light gray and tan, wet dense, low plasticity, brown, dense to very light gray, tan, and scattered gravel nodulesand moist, with calcareous medium plasticity, brown, very stiff, wet, with clay seams very dense, non-plastic, light gray and brown, pockets nodules and sand moist, with calcareous medium plasticity, and tan, very stiff, reddish brown, brown
20-*,41-19,62
EL. 80 EL. 80
DkRBn
Cl,WeaLimePoc,H, SiSd,ClSms,MedD,YGy
Cl,WeaLimePoc,VS,DkRBn
EL. 80.9
EL. 79.8
77-347 77-348 12-A22 12-A23
IS
T
IN
G O
U T
L E
T W
O R
K S S
T R
U C
T U
R
DESCRIPTIONS.
ADDITIONAL SOIL CLASSIFICATION
3. REFER TO SHEET B-001 FOR
BORINGS 12-A22 AND 12-A23.
2. NO SOIL DESCRIPTIONS AVAILABLE FOR
77-347 OR 77-348.
1. NO WATER TABLE DATA AVAILABLE FOR
NOTES:
13-A101 13-A100
E L E
V A
T
IO
N F
T
E L E
V A
T
IO
N F
T
E L E
V A
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A M
E
D W
N B
Y
C K
D B
Y
D E
S
IG
N E
D B
Y
D E
S C
R
IP
T
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N
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C
A
B
M A
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A P
P R
F
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B E
R
S
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S U
B M
IT
T E
D B
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P L
O T S
C A
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P L
O T D
A T
E
D A
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M A
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D E
S C
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IP
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IO
N
C O
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O
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A P
P R
Production Center
SWD Dam Safety
12345
H A
R R
IS
C
O U
N T
Y T
E X
A S
B U
F F
A L
O B
A Y
O U A
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U T
A R
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S
A D
D
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K S A
N D B
A R
K E
R D
A M
S
®of Engineers
US Army Corps
E
R E
V
IE
W E
D B
Y
SHEET OF YYY
A R
M Y C
O R
P S O
F E
N G
IN
E E
R S
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X M
M /D
D /Y
Y Y
Y X
X X
B o b b y V a n C le a v e L e a d E n g r
X X
X X
X -X
X -X -X
X
G -1
-R -0
/0
/2
S I
D x
F u ll S iz e
U .S
A R
M Y C
O R
P S O
F E
N G
IN
E E
R S
G A
L V
E S
T O
N D
IS
T R
IC
T
G A
L V
E S
T O
N T
X
S O
U T
H W
E S
T E
R N D
IV
IS
IO
N D
A M
S A
F E
T Y P
R O
D U
C T
IO
N C
E N
T E
R
M L
O C
K E P
O J E
C T P
A D
D
IC
K S D
A M S
A F
E T
Y M
O D
IF
IC
A T
IO
N S
R E
Q U
E S
T F
O R P
R O
P O
S A
L
S W
G H
S C
-2
80 80
85 85
85 85
90 90
90 90
100100
105 105
110110
115 115
SCALE IN FEET
25' 50' 100' 150' EXISTING PIEZOMETER
LEGEND:
ADDICKS DAM EXISTING INSTRUMENTATION PLAN
P-45N
P-21
P-47N
P-45N
P-21
P-46N P-47N
P-12A
P-20 P-19
P-13
P-11A
P-13-A112
P-13-A110
P-47
IS
T
IN
G
IN
S
T R
U M
E N
T A
T
IO
N P
L A
N
(P
IE
Z O
M E
T E
R S A
N D R
E L
IE
F W
E L L S
G S
C
A R
W
A R
W
SALVAGE OF AUTOMATION EQUIPMENT.
PRIOR TO REMOVAL OF AN AUTOMATED PIEZOMETER TO ALLOW FOR
3. CONTRACTOR SHALL NOTIFY THE CONTRACTING OFFICER AND USGS 1 WEEK
AND CUT OFF ONE FOOT BELOW TOP OF GROUND SURFACE.
ABANDONMENT WILL REQUIRE THE PIEZOMETER TO BE GROUTED IN PLACE
EARTHWORK ARE TO BE REMOVED OR ABANDONED. AT A MINIMUM,
2. EXISTING PIEZOMETERS THAT FALL WITHIN THE LIMITS OF REQUIRED NEW
1. PIEZOMETERS P-45N, P-46N, AND P-47N ARE AUTOMATED.
NOTE:
M D B -1
.d
B-105
E N
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D W
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D A
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N
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D A
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Production Center
SWD Dam Safety
12345
H A
R R
IS
C
O U
N T
Y T
E X
A S
B U
F F
A L
O B
A Y
O U A
N D T
R
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A R
IE
S
A D
D
IC
K S A
N D B
A R
K E
R D
A M
S
®of Engineers
US Army Corps
E
R E
V
IE
W E
D B
Y
SHEET OF YYY
A R
M Y C
O R
P S O
F E
N G
IN
E E
R S
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X M
M /D
D /Y
Y Y
Y X
X X
B o b b y V a n C le a v e L e a d E n g r
X X
X X
X -X
X -X -X
X
G -1
-R -0
/0
/2
S I
D x
F u ll S iz e
U .S
A R
M Y C
O R
P S O
F E
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IN
E E
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G A
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E S
T O
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IS
T R
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T
G A
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T O
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S O
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T E
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IV
IS
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N D
A M
S A
F E
T Y P
R O
D U
C T
IO
N C
E N
T E
R
M L
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K E P
O J E
C T P
A D
D
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K S D
A M S
A F
E T
Y M
O D
IF
IC
A T
IO
N S
R E
Q U
E S
T F
O R P
R O
P O
S A
L
S W
G H
S C
-2
80 8
80 80
115115
120 12
SCALE IN FEET
25' 50' 100' 150'
LC PIEZOMETER
PROTECTIVE CASING
PVC PIPE CAP TOP OF PIEZOMETER 2" BELOW TOP OF
SCHEDULE 80 PVC CAP/PLUG
SCREEN WITH 0.010" SLOT SIZE
V A
R
IE
S
(SEE SPECIFICATIONS)
CENTERING DEVICE
PIPE WITH LOCKING COVER (6' LONG CASTING)
PROTECTIVE CASING 6" DIAMETER GALVANIZED STEEL
EXISTING GROUND
NTS
(SLOPE TO DRAIN)
3' X 3' CONCRETE PAD
2'-6"
NEW PIEZOMETER
PN-01
PN-02
PN-03
PN-04
PN-05
PN-06
PN-08
PN-09
PN-10
PN-11
LEGEND:
DEPTH AS SHOWN
(SEE TABLE ON SHT. B-001)
1.5" X 5' PLASTIC
PIEZOMETER DETAIL
CONCRETE
CEMENT-BENTONITE GROUT BACKFILL
BENTONITE SEAL
V A
R
IE
1.5" PVC, SCHEDULE 80 PIPE
#20-#40 SILICA SAND FILTER PACK
8" MINIMUM
(P
IE
Z O
M E
T E
R S A
N D R
E L
IE
F W
E L L S
IN
S
T R
U M
E N
T A
T
IO
N P
L A
N
N E
W W
O R
K
(SEE SPECIFICATIONS)
AROUND PIEZOMETER
BOLLARDS 3 @ 120°
B-106
PN-07
C
INCLUDING DEPTHS AND LOCATIONS.
1. SEE SHEET B-001 FOR NEW PIEZOMETER INFORMATION
NOTE:
ADDICKS DAM NEW WORK INSTRUMENTATION PLAN
A R
W
A B
M D B -1
.d
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