HomeMy WebLinkAbout91-6701 UTIL CASINGS ACROSS 225 @ MILLER CUT OFF & SENSV A i
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WATER AND SANITARY SEWER LINE CASINGS
STATE HIGHWAY 225
AT
AND SENS ROAD
MILLER CUTOFF
Councilman,
District
1 ...............
Guy Sutherland
Councilman,
District
2 ................
Mike Cooper
Councilman, District 3 ........... R. E. "Bob" Thrower
f`n�ei,�ilrxtan At Large . . . . . . . . . . . . Bob McLaughlin
0
WALSH ENGINEERING, INC.
2010 E. BROADWAY
PEARLAND, TEXAS
PH. (713)485-2404
0
Norman 1-. Malone
itV Manager
Robert T. Herrera
HOUSTON
BA
PORTS
PASADENAAr 77s
\\ KEMAH
LOCATION MAP
N.T.S.
PROJECT
LOCATION
1
J
Councilman, District 4 ................. Deotis GAy
Councilman, District 5 ............ Jack Maxwell
Councilman, District 6 ................. Jerry Clarke
Councilman, At Large B ................ Alton Porter
INDEX
SHEET NO.
DESCRIPTION
1 COVER
PROJECT LAYOUT & GENERAL NOTES
3-5 WATER LINE & SANITARY SEWER CROS, IFS If l£fi''.
JA . 4,
6--7 TRENCH SAFETY DETAILS %-
S1, N MOGHAUUAM
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00/1D 1A" CAAIITADV CCUICD
DUNS I RUG I IUN IN VICINI I Y OF 1 HEIR
UNDERGROUND AND OVERHEAD
UTILITIES. TELEPHONE NUMBERS ARE
SHOWN BELOW.
H. L. & P.
713) 228-7400
ENTEX
713) 654-5687 DAVID HULBERT
SOUTHWESTERN BELL TELEPHONE
(713) 1-887-8036 BECKY HUBBARD
TENNECO
713) 331-4693
AMOCO GAS
409) 938-5900
AMOCO PIPELINE
409) 948-1781
LINDE
713) 479-1531
MOBIL
409) 838-1596
ENRON
713 470-4904
ARCO
713 986-5274
ENTERPRISE
(713 667-9777
BIG THREE
713) 868-0321
2) VERTICAL AND HORIZONTAL LOCATION OF EXISTING UTILITIES SHOWN
IS APPROXIMATE. CONTRACTOR TO LOCATE AND PROTECT AND REPAIR
AT HIS EXPENSE ANY UTILITIES AND SERVICE LINES DAMAGED BY HIS
CREWS OR THOSE OF SUBCONTRACTORS. CONTRACTOR SHALL SHORE ALL
POLES WHICH IN OPINION OF UTILITY COMPANY REQUIRE SHORING.
COST SHALL BE INCIDENTAL OF OVERALL PROJECT COST.
3) CONTRACTOR SHALL TAKE CARE WHEN EXCAVATING IN AREAS WHERE
THERE ARE EXISTING UTILITIES. NOTIFY OWNER/ENGINEER
IMMEDIATELY UPON ENCOUNTERING UTILITIES NOT SHOWN ON
DRAWINGS.
4) CONTRACTOR TO PLAN AND PERFORM ALL WORK TO ALLOW FOR SAFE
TRAFFIC AT ALL TIMES DURING CONSTRUCTION, PROVIDE AND
MAINTAIN ALL NECESSARY SIGNS, FLASHERS, BARRICADES AND
FLAGMEN AS PER TEXAS STATE DEPARTMENT OF HIGHWAYS AND PUBLIC
TRANSPORTATION IN CONFORMANCE WITH PART VI OF THE "TEXAS
MANUAL ON UNIFORM TRAFFIC CONTROL DEVICES" (TEXAS M.U.T.C.D.
MOST RECENT EDITION) DURING CONSTRUCTION. COST FOR THIS WORK
TO BE INCIDENTAL.
5) ALL WORK SHALL BE CONDUCTED WITHIN THE RIGHT—OF—WAY AND/OR
EASEMENTS SHOWN UNLESS OTHERWISE APPROVED BY THE OWNER
AND/OR ENGINEER. ...
6) CONTRACTOR IS RESPONSIBLE FOR STAKING AND LAYOUT OF THE WORK
IN ACCORDANCE WITH THE PLANS.
7) EXISTING PROPERTY CORNERS NOT TO BE DISTURBED. THOSE REMOVED
DURING CONSTRUCTION TO BE SET AT NO COST TO OWNER.
EASEMENT. ALL TREES, SHRUBBERY, FENCE, CONCRETE
SLAB, WOOD DECK, ETC. SHALL BE PROTECTED, OR UPON APPROVAL
OF OWNER, REMOVED, STORED PROPERLY, AND REPLANTED OR
RECONSTRUCTED AFTER COMPLETION OF WORK. ALL DAMAGED
PLANTS, TREES, STRUCTURES SHALL BE REPAIRED OR REPLACED WITH
EQUAL OR BETTER ITEM. COST SHALL BE INCIDENTAL.
9) NO EXCAVATION AREA SHALL BE LEFT OPEN DURING NON —WORKING
HOURS.
10) EXCESS EXCAVATED MATERIAL SHALL BE.DISPOSED OF PROMPTLY.
11) WORKING AREAS SHALL BE ONLY THOSE AREAS DESIGNATED BY OWNER,
ANY ACTIVITY BEYOND THESE PREMISES IS STRICTLY PROHIBITED.
INGRESS AND EGRESS OF MEN AND EQUIPMENT SHALL BE THROUGH
APPROVED EASEMENTS ONLY.
12) WORK ON ITEMS NOT SPECIFICALLY CALLED OUT IN BID DOCUMENT SHALL
BE INCIDENTAL TO OVERALL PROJECT COST.
HOUSTON LIGHTING & POWER COMPANY
—WARNING—
OVERHEAD LINES MAY EXIST ON THE PROPERTY. WE HAVE NOT ATTEMPTED
TO MARK THOSE LINES SINCE THEY ARE CLEARLY VISIBLE. YOU SHOULD
LOCATE THEM PRIOR TO BEGINNING ANY CONSTRUCTION. TEXAS LAW,
SECTION 752, HEALTH & SAFETY CODE FORBIDS ALL ACTIVITIES IN WHICH
PERSONS OR THINGS MAY COME WITHIN SIX (6) FEET OF LIVE OVERHEAD
HIGH VOL I^^v UIIES. CQINInA lumS AIVD VYYIVERS ARE LEGALLY
RESPONSIBLE FOR SAFETY OF CONSTRUCTION WORKERS UNDER THIS LAW.
THIS LAW CARRIES BOTH CRIMINAL AND CIVIL LIABILITY. TO ARRANGE
FOR LINES TO BE TURNED OFF OR MOVED CALL HL&P AT 228-7400.
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PROP. 18" STEEL CASING (BORED)
,,-L EXISTING AILROAD (2-
FUTURE PITCH
ARCO
ARCO 18" AMOCO
6' MOBIL
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PROP. 18" STEEL CASING (OPEN CUT
TX DOT STA: 675+05.00 (RIGHT FRONTAGE) _
STA: 10+0 .00 (DESIGN
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TX 0 TA: +20.00 (BELL CURVE) _
ST N\ N^ .82 (DESIGN $�
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PVM'T W/-ZH LDER
(MILLER CU FF ROAD)
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PROP. 1721LF
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PROP. 32
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18" CASING
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PROP.
62 LF 10"
PROF.
56 LF 18"
PROP.
502 LF
10" PVC
ARRIER PPE
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LF 10" PVC
PROP
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TYPICAL TRENCH SECTION
GRADED AREA
B.M. (TX DOT PANEL POINT FB-6) 5/8" I.R
® DESIGN $ STA. 8+62.5 504.5' LT
ELEV.=28.54
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9 D 2010 E. BROADWAY PEARLAND, TEXAS DwN W.W.B.
CKD R.L.
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H.M.
N CITY OF LA PORTE, TEXAS SCALE
1 =30 HORIZ.
6 1 =3 VERT.
MILLER CUT OFF ROAD dos 90-10
PROPOSED 18" STEEL CASING /OF
FOR Li
3 10 SAN. SWR. FORCE MAIN
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it+00 BASMIVE 12
o PROP. 8" WATER LINE
1-16" PLUG &CLAMP
TX DOT STA: 747+21.34 (RIGHT FRONTAGE) _
Et STA: 10+04.07 (DESIGN �)
RIGHT FRONTAGE RD
GROUND
97
UTURE 10" REINF. CONC.
(ELEVATED SENS ROAD)-
E[l
1-16" PLUG & CLAMP
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PROP 10"SAN.SWR. FORC� MA
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PROP. 1611 STEEL CASING (OPEN CUB )
TX DOT STA: 746+63.48 (MAIN LANES) _
Q STA: 11+81.43 (DESIGN ED
FUTURE S, 225
MAIN LANES
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PROP. 1011 SAN. SWR FORCE MAIN SEE SHT. 5
TX 0 STA: 745+97.39 (LEFT FRONT GE) _
Q S .. 13+96.65 (DESIGN Q) TX DOT STA: 21+ 8.00 (BELL CURE) _
@ STA: 20+64.22 (DESIGN I
I STA: 20 39.22
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ROAD BE L CURVE
FUTU E RETAINING EL=79.80
WALL FOUNDATI N
pInior DITG1 - I --- -- ---- -- --I
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15 112" AMOCO GAS I
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9 EL=9.40 iI PROP. 48 LF SII PROP. I169 LF 1611 CASING PEN CUT I PROP. 95 LF 811 PROP 58 LF 16I" POP. 1 F 8"
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PRO 194A LF 116^, CASIN (BORED) � � ALTE NATE 2 I t PV nl RIER pI�E N
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B.M. (TX DOT PANEL POINT #62) 5/8" I.R.
1 @ DESIGN Q STA. 18+79.09, 131.51' LT
ELEV.= 22.91 ......��
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PLOT DATE
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PROP.
62 LF 16"
9
2010 E. BROADWAY PEARLAND, TEXAS
OWN w.w.e
CKD
PROP.
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PEN CUT
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PROP.
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45' BEND
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9'
10'
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22'
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12'
13"
6'
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13"
16'
12'
29'
10"
28"
17'
14'
1i
10'
13"
18"
20'
14'
38'
12"
29'
21'
16,
21'
11'
16'
18"
24'
16"
41"
14'
35"
24"
1'9
24'
12"
20'
22"
27'
1 18"
48'
16'
38'
27'
21'
27'
12'
24' j
24'
30'
20'
54'
THRUST BLOCKING DETAIL
B.M. (TX DOT PANEL POINT #62) 5/8" I.R.
® DESIGN q STA. 18+79.09, 131.51' LT
ELEV.=22.91 oOF Tfi�
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WALSH ENGINEERING INC.
® ► ® CONSULTING ENGINEERS
D 2010 E. BROADWAY PEARLAND, TEXAS
CAD ILE
9310SESEN0
PLOT DATE
0520 93
DWN W.W.B
CKO
R.L.
6
CITY OF LA PORTE, TEXAS
APPD
H.M.
SCALE
1 =30 HORIZ.
1"=3' VERT.
SENS ROAD
PROPOSED 18 it STEEL CASING
FOR
1011 SAN. SWR. FORCE MAIN
JOB 9D-10
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SIMPLE SLOPE
2 FT MIN
MAXIMUM ALLOWABLE
SLOPE FROM /per
(�'� V
H— MAXIMUM HEIGHT OF BENCH
NOT TO EXCEED FOUR FEET
UNLESS SUPPORTED OR A
SHEILD IS PROVIDED.
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LL X
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SLOPE AND BENCH
2 FT MIN
n
MAXIMUM ALLOWABLE
SLOPE FROMe�/ 4- a
V1
/ F- X
FT
MAXIMUM ALLOWABLE
SLOPE FROM
IV
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H A SUPPORT OR SHIELD
SYSTEM MUST BE PROVID-
ED FOR ALL HEIGHTS.
SUPPORT OR
SHIELD SYSTEM =
c�
77/77/77
w
COMPOUND PROTECTION
TRENCH BOTTOM
MAXIMUM ALLOWABLE
SLOPE FROM DIAGRAM
BELOW
MAX. ALLOWABLE SLOPES
SHORT TERM EXPOSURE
2 FT MIN R
I I I
e
I el �I Mi
- I I off
a1 m, VI
MAXIMUM ALLOWABLE SLOPES = , _ I ,<
FOR SOIL TYPE IN EACH J
LAYER FROM ®
IV LAYER 1
I ,
H
I
�V LAYER 2
J
H
NOTE COMPOUND SLOPES MAY BE USED ONLY WHERE
THE MATERIAL IN THE LOWER LAYER CAN STAND
ON A STEEPER SLOPE THAN THE MATERIAL
IN THE UPPER LAYER.
COMPOUND SLOPE IN LAYERED SYSTEM
/ H X
l X
/ v? MAXIMUM HEIGHT OF BENCH
ADJACENT TO WORK AREA NOT
/ LL TO EXCEED FOUR FEET UNLESS
SUPPORTED OR A SHIELD IS
c PROVIDED
MULTIPLE BENCHES
FIGURE B-I
A ALLOWABLE SLOPING AND BENCHING CONFIGURATION
1
TABLE C-1.1
SOIL TYPE A��
(UNCONFINED COMPRESSIVE STRENGTH OF 1.5 TON/FT2 OR GREATER )
SIZE AND SPACING OF MEMBERS
DEPTH
OF
CROSS BRACES
WALES
UPRIGHTS
TRENCH
(FEET)
HORIZ.
SPACING
(FEET)
WIDTH OF TRENCH (FEET)
VERT
SPACING
(FEET)
SIZE
(IN.)
VERT
SPACING
(FEET)
MAXIMUM ALLOWABLE
HORIZ. SPACING (FEET)
UP TO
4
UP TO
6
UP TO
9
UP TO
12
UP TO
15
CLOSE
4
5
6
8
UP TO 6
4x4
4x4
4x6
6x6
6x6
4
NOT REQ
—
2x6
OVER
5
UP TO 8
4x4
4x4
4x6
6x6
6x6
4
NOT REQ
—
2x8
UP TO
UP TO 10
4x6
4x6
6x6
6x6
6x6
4
8 x 8
4
2x6
IO
I
UP TO 12
4x6
4x6
6x6
6x6
6x6
4
8x8
4
2x6
UP TO 6
4x4
4x4
4x6
6x6
6x6
4
NOT REQ
—
3x8
OVER
10
UP TO 8
4x6
4x6
6x6
6x6
6x6
4
8x8
4
2x6
UP TO
UP TO 10
6x6
6x6
6x6
6x8
6x8
4
8x10
4
2x6
15
UP TO 12
6x6
6x6
6x6
6x8
6x8
4
lox 10
4
3x8
UP TO 6
6x6
6x6
6x6
6x8
6x8
4
6x8
4
3x6
OVER
15
UP TO 8
6x6
6x6
6x6
6x8
6x8
4
8x8
4
3x6
UP TO
UP TO 10
8x8
8x8
8x8
8x8
8x10
4
8x10
4
3x6
20
UP TO 12
8x8
8x8
8x8
8x8
8x10
4
IOx10
4
3x6
20 OVER
SEE NOTE 6
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F)
MAX. ALLOWABLE SLOPES
LONG TERM EXPOSURE*
*EXCAVATION OPEN LONGER THAN 72 HOURS
FIGURE B-2
MAXIMUM ALLOWABLE SLOPE
TABLE C-1.2
SOIL TYPE "B11
( UNCONFINED CCMPRESSIVE STRENGTH GREATER THAN 0.5 TON /FT 2
BUT LESS THAN 1.5 TON/FT2)
SIZE AND SPACING OF MEMBERS
DEPTH
OF
CROSS BRACES
WALES
UPRIGHTS
TRENCH
(FEET)
HORIZ.
SPACING
(FEET)
WIDTH OF TRENCH (FEET)
VERT
SPACING
(FEET)
SIZESPACING
(IN.)
VERT
(FEET)
MAXIMUM ALLOWABLE
HORIZ. SPACING (FEET)
UP TO
4
UP TO
6
UP TO
9
UP TO
12
UP TO
15
CLOSEI
2
3
UP TO 6
4x6
4x6
6x6
6x6
6x6
5
6 x 8
5
2x6
OVER
5
UP TO 8
6x6
6x6
6x6
6x8
6x8
5
8x10
5
2x6
UP TO
UP TO 10
6 x 6
6 x 6
6x6
6x8
6x8
5
IOx10
5
2x6
IC
SEE NOTE 6
UP TO 6
6x6
6x6
6x6
6x8
6x8
5
8 x 8
5
2x6
OVER
10
UP TO 8
6 x 8
6 x 8
6 x 8
8 x 8
8x8
5
IOx10
5
2x6
UP TO
UP TO 10
8x8
8x8
8x8
8x8
8xIO
5
10x12
5
2x6
15
SEE NOTE 6
UP TO 6
6 x 8
6x8
6x8
8x8
8x8
5
8x10
5
3x6
OVER
15
UP TO 8
8 x 8
8x8
8 x 8
8 x 8
8x10
5
lox 12
5
3x6
UP TO
20
UP TO 10
800
8x10
8x10
8xI010x10
5
12x12
5
3x6
SEE NOTE 6
OVER 20
SEE NOTE 6
NOTE: ALL TIMBER SIZES SHOWN ARE ACTUAL, NOT NOMINAL.
I
TABLE C - i. 3
SOIL TYPE 11C��
(J;vi3ONFiNED COMPRESSIVE STRENGTH OF 0.5 TON/FT2 OR LESS)
SIZE AND SPACING OF MEMBERS
DEPTH
OF
CROSS BRACES
WALES
UPRIGHTS
TRENCH
(FEET)
HORIZ
SPACING
(FEET)
WIDTH OF TRENCH (FEET)
UPTOUPToUPTOUPTOUPTO
4 6 9 12 15
VERT.
SPACING
(FEET)
SIZE
(IN.)
VERT.
SPACING
(FEET)
MAXIMUM ALLOWABLE
HORIZ. SPACING (FEET)
CLOSE
1
UP TO 6
6x8
6x8
6x8
8x8
8x8
5
8x10
5
2x6
OVER
5
UP TO 8
8x8
8x8
8x8
8x8
8x10
5
10x12
5
2 x 6
UP TO
i0
UP TO 10
8xIO
8x10
8x10
8x10
IOx10
5
12 x12
5
2 x 6
_
SEE NOTE 6
UP TO 6
8x8
8x8
8x8
8x8
8x10
5
10x12
5
2 x 6
OVER
10
UP TO 8
8x10
8x10
8x10
8xI010x10
5
12x12
5
2 x 6
UP TO
SEE NOTE 6
15
1
—
--t—
SEE NOTE 6
UP TO 6
8x10
8x10
8x10
8xI010x10
5
12x12
5
3 x 6
OVER
15
SEE NOTE 6
UP TO
20
SEE NOTE 6
SEE NOTE 6
DATE REVISION MADE I CKD I APPD
OVER 20 SEE NOTE 6 WALSH ENGINEERING INC. DATE3/30/93
rnuN
f SEE NOTE 7 I CONSULTING ENGINEERS ... W.W.E.
43233
HOUSTON PEARLAND CKD R.L.
APPD
H.M.
CITY OF LAPORTE, TEXAS SCALE
NONE
co
0
v
a o
a o
_ c
m
D�
Z
� C
3
x
= m o
c � m— m
N z
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N
N
TRENCH SAFETY
93-10
6 7
No
t _
III \
2 MIN 4 - 8d COMMON NAILS
�- WALES PER CLEAT WITH PATTERN
AS SHOWN
�P\-�, • ', ., � � CROSS BRACES
GROcri
ss
A TYPICAL REQUIREMENT FOR SKIP SHORING
,tjPN�
C�OSc
\SOO
-ATYPICAL REQUIREMENT FOR CLOSE SHORING
AS REQUIRED
BUT NO LESS
THAN 6'
N
w
W
Lo
W
O
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0 z
Z
z
w
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(r
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P L A N
TRENCH WI
0
CCROSS BRACE
-- UPRIGHTS
WALES
SECTION
TIMBER
HORIZ. SPACING _
FOR CROSS BRACES
PROVIDE ADEQUATE PROTECTION
AGAINST FALLING OR ROLLING
MATERIAL ENTERING TRENCH.
MIN " EXCAVATED
MATERIAL
CLEATS - I° THICK
WIDTH = WIDTH OF CROSS BRACE
LENGTH = 2 x LARGEST SIDE OF WALE
—TRENCH WALL
PROCEDURE
I. DETERMINE SOIL TYPE
2 DETERMINE TRENCH WIDTH
LNS DEPTH
3 REFER TO TAB_E FOR TIMBER
SIZE AND SPACING (SHEET 6 )
NOTE
ALL SHORING TIMBER SHALL BE
OAK OR OTHER HARDWOOD WITH
MIN. ALLOWABLE BENDING STRESS OF
1600 PSI A 25% OVERSTRESS WILL
BE ALLOWED FOR TEMPORARY LOADS
FOLLOWING COMPLETION OF WORK
CONTRACTOR SHALL REMOVE ALL
SHORING,AT HIS OPTION.
TRENCH SHORING DETAIL
x
GENERAL NOTES
1.
TRENCH SAFETY SYSTEM TO MEET, AS A MINIMUM, THE PROPOSED
REQUIREMENTS OF OSHA SAFETY AND HEALTH REGULATIONS PART
1926, SUBPART P AS PUBLISHED IN FEDERAL REGISTER VOL. 52,
NO. 72, DATED APRIL 15, 1987.
2.
CONTRACTOR SHALL PERFORM DAILY TRENCH SAFETY SYSTEM INSPEC-
TIONS TO INSURE THAT THE SYSTEM MEETS OSHA REQUIREMENTS AND
IS APPROPRIATE FOR SPECIFIC SITE CONDITIONS OF THE OPEN
TRENCH. INSPECTIONS ARE REQUIRED AFTER RAINSTORMS OR ANY
CHANGE IN CONDITIONS THAT MAY INCREASE THE POSSIBILITY OF A
CAVE-IN:OR SLIDE.
I
3.
WHERE THE TRENCH SAFETY SYSTEM CROSSES A UTILITY, THE
UTILITY LINE MUST BE ADEQUATELY SUPPORTED TO PREVENT ANY
=
I
DAMAGE. IN ADDITION,. IN TRENCHES WITH CLOSED SHEETING, THE
UPRIGHTS MUST SURROUND THE UTILITY. OPEN TRENCH SHEETING`
SPACING MUST BE ADJUSTED. AS "TO NOT EXCEED THE MAXIMUM.
l
ALLOWED SPACING. 3
4.
TRENCH SHALL BE DRAINED AS REQUIRED SO WORK MAY BE.A000M-
I
PLISHED SAFELY AND EFFICIENTLY. IF NECESShRY, INSTALL
DEWATERING SYSTEM TO PROVIDE A DRY TRENCH BOTTOM. bELIVER'
DISCHARGE FROM SYSTEM •TO NATURAL DRAINAGE CHANNEL OR TO
I
STORM DRAINS: t
5.
IN TRENCHES 4 FT. DEEP OR MORE, CONTRACTOR SHALL PROVIDE
ADEQUATE MEANS OF TRENCH EXIT SUCH AS LADDER OR STEPS AND
AI
THEY MUST BE LOCATED SO AS TO REQUIRE NO MORE THAN 25 FT. OF
£ml
LATERAL TRAVEL.
6.
MEMBER SIZES AT SPACINGS OTHER THAN INDICATED' ARE TO BE
DETERMINED AS SPECIFIED IN 1926.652(c), "DESIGN OF
{
PROTECTIVE SYSTEM", AS PUBLISHED IN THE FEDERAL REGISTER
•I
VOL. 52, NO. 72, DATED APRIL 15, 1987.
N
a
7.
WHEN CONDITIONS ARE SATURATED OR SUBMERGED USE TIGHT SHEET-
ING. TIGHT SHEETING REFERS TO THE USE OF SPECIALLY -EDGED
o 00
0
TIMBER PLANKS AT LEAST THREE INCHES THICK, STEEL SHEET
"__
PILING, OR SIMILAR CONSTRUCTION THAT WHEN DRIVEN OR PLACED
m N
IN POSITION PROVIDE A TIGHT WALL TO RESIST THE 'LATERAL
PRESSURE OF WATER. CLOSE SHEETING REFERS TO THE TLACEMENT
OF PLANKS SIDE -BY -SIDE ALLOWING AS LITTLE SPACE AS POSSIBLE
BETWEEN THEM.
3 = mo
8.
ALL SPACING INDICATED IS MEASURED CENTER TO CENTER.
m rn
N z
9.
GREATER DIMENSION OF WALES TO BE HORIZONTAL.
z
91
o
D
10.
IF THE VERTICAL DISTANCE FROM THE CENTER OF THE LOWEST
CROSSBRACE TO THE BOTTOM OF THE TRENCH EXCEEDS TWO AND
ONE-HALF FEET, UPRIGHTS SHALL BE FIRMLY EMBEDDED OR A
MUDSILL SHALL BE USED. WHERE UPRIGHTS ARE EMBEDDED, THE
VERTICAL DISTANCE FROM THE CENTER OF THE LOWEST CROSSBRACE
TO THE BOTTOM OF THE TRENCH SHALL NOT EXCEED 36 INCHES.
WHEN MUDSILLS ARE USED, THE VERTICAL DISTANCE SHALL NOT
EXCEED 42 INCHES (NOTE: MUDSILLS ARE WALES THAT ARE
INSTALLED AT THE TOE OF THE TRENCH SIDE.)
11.
TRENCH JACKS MAY BE USED IN LIEU OF OR IN COMBINATION WITH
TIMBER CROSSBRACES.
12.
PLACEMENT OF CROSSBRACES: WHEN THE VERTICAL SPACING OF
CROSSBRACES IS FOUR FEET, PLACE THE TOP CROSSBRACE NO MORE
THAN TWO FEET BELOW THE TOP_ OF THE TRENCH. WHEN THE
;
VERTICAL SPACING OF CROSSBRACE IS FIVE FEET, PLACE THE TOP
CROSSBRACE NO MORE THAN 2.5 FEET BELOW THE TOP OF THE
TRENCH.
61
0
DATE REVISION MADE CKO I APPD
WALSH ENGINEERING INC. °A�3�3D,93
CONSULTING ENGINEERSfC� W.W.B.
HOUSTON PEARLAND a�H.M.CITY OF LAPORTE, TEXAS LE
NONE
TRENCH SAFETY
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-: FORCE MAIN CROSSING
I i (SEE SHT. 3) �
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I � �� FORCE MAIN CROSSING
�'
.,_ (SEE SHT. 4)
. � _ ,
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_� ��� ��„ PROPOSED __
'' (SEE S}-I i
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�¢ B.M. (TX DOT CONTROL POINT if STATE N I � N W A Y � 2 � �� I i ��'
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�jr/r/ � J GENERAL CONSTRUCTION NOTES: •
��/�� Q V 1) NOTIFY UTILITY COMPANIES 3 DAYS PRIOR TO BEGINNING 8) CuNTRAt;7UR SHALL TAKE CARE WHEN WORKING IN PROPOSED _
ion t
- - CONSTRUCTION IN VICINITY OF THEIR UNDERGROUND AND OVERHEAD EhSEMENT. ALL TREES, SHRUBBERY, FENCE, CONCRETE
i�ltY�� iti �,x''t' �' UTILITIES. TELEPHONE NUMBERS ARE SHOWN BELOW: SLAB, bVOCO DECK, ETC. SHALL BE PROTECTED, OR UPON APPROVAL,
s F,t„ r
'. � H. L. & P. (713) 228-7400 (�F OWIIER, REMOVED, STORED PROPERLY, AND REPLANTED UR •
Ks
' ' � ENTEX (713) 654-5687 DAVID HULBERT- RE';ONSTRUCIED AFTER CUMF'LETION OF WORK. ALL DAMAGED' �
` ; ` SOUTHWESTERN BELL TELEPHONE (713) 1-887-8036 BECKY HUBBARD PLANTS, 1REES, STRUC(URF.S SHALL BE REPAIRED OR REPLACED WITH
- - --- - � TENNECO (713) 331-4693 EQUAL cif2 9E1TER ITEt�1. COST SHALL BE INCIDENTAL
,_ ..,-
AMOCO GAS 409 938-5900
S � � AMOCO PIPELINE 409� 948-1781 9) Id0 EX.,'AVATIOr•1 AREA .HALL BE .LEFT OPEN DURING NON -WORKING
�, LINDE �713) 479-1531 HGURS.
z MOBIL (409) 838-1596
z � � `� ENRON 713 470-4904 t0) EXCESS EXCAVATED t.taFERIAL SHALL BE DISPOSED OF PROMPTLY. _�
a � ', �� '" -- ARCO (7133 986-5274 _ ----
� m ENTERPRISE 713) 667-9777 1') VdORKING AREAS SHALL HE ONLY THOSE AREAS DESIGNATED BY OWNER, , '
_�
_ � � - - - - BIG THREE -- �7b3)- 868-0321 — _ ANY ACTIVITY__BEYOND THESE PREMISES IS STRICTLY PROHIBITED: --
',� .� - INGRESS AND EGRESS CF h1EN AND EQUIPMENT SHALL 8E THROUGH
• a �' ` 2) VERTICAL AND HORIZONTAL LOCATION OF EXISTING UTILITIES SHOWN APPROVI'•" EASE.'- '� OtJLl'. `
m
IS APPROXIMATE. CONTRACTOR TO LOCATE AND PROTECT AND REPAIR. ;
AT•HIS EXPENSE ANY UTILITIES AND SERVICE LINES DAMAGED BY HIS 12) WORK l`• 'TEI�' ' ': ��:IFICALLY CALLED OUT IN BID DOCUMENT SHALL i
�'--� CREWS OR THOSE OF SUBCONTRACTORS. CONTRACTOR SHALL SHORE ALL BE INS' :1A' '_L PROJECT COST.
- POLES WHICH IN OPINION OF UTILITY COMPANY REQUIRE SHORING.
COST SHALL BE INCIDENTAL OF OVERALL PROJECT COST.
• S `, 3) CONTRACTOR SHALL TAKE CARE WHEN EXCAVATING IN AREAS WHERE _
• THERE ARE EXISTING UTILITIES. NOTIFY OWNER/ENGINEER � _
` IMMEDIATELY UPON ENCOUNTERING UTILITIES NOT SHOWN ON / °V.,„�Ii
DRAWINGS. �'� +��� . ^ rrJ�
/ 4) CONTRACTOR TO PLAN AND PERFORM ALL WORK TO ALLOW FOR SAFE -- / „ti": � �,• rf
TRAFFIC AT ALL TIMES DURING CONSTRUCTION, PROVIDE AND JArGt6�oonM
MAINTAIN ALL NECESSARY SIGNS, FLASHERS, BARRICADES AND �- �' �� 13.'�?.3 ' -�
FLAGMEN AS PER TEXAS STATE DEPARTMENT OF HIGHWAYS AND PUBLIC �4`� ` r
TRANSPORTATION IN CONFORMANCE WITH PART VI OF THE "TEXAS �� `�"' � `{;
MANUAL ON UNIFORM TRAFFIC CONTROL DEVICES" (TEXAS M.U.T.C.D.
� . H _ MOST RECENT EDITION) DURING CONSTRUCTION. COST FOR THIS WORK , r
I ` " TO BE INCIDENTAL ___--_ ---- ..—_
j__.. __ --- •--
5) ALL WORK SHALL BE CONDUCTED WITHIN THE RIGHT-OF-WAY AND/OR ')USTON LIGHTING &POWER COMPANY
EASEMENTS SHOWtJ UNLESS OTHERWISE APPROVED BY THE OWNER -- _---- - _- ---
AND/OR ENGINEER. -WARNING- � .. _'" ,^" "„
? A: MAC' EXIST ON THE PROPERTY. WE HAVE NOT ATTEMPTED -„ ,. r „ CAD PILE
- � WAL'��-# :_�JGIN�EFtiINC7. INC. ._:._9itOP�
GONTRAGTOR I4 FtESP06JSIBLE FOR fiTAKING AND LAYOUT OF THE WORK ih: ' '''S SINCE THEY ARE CLEARLY VISIBLE. YOU SHOULD ®®� \ PLO SDATF,y;
('' , IN ilfa`,t�[!ANCL' WIhJ ?h1E F'LANa� TO BEGINNING ANY CONSTRUCTION. TEXAS LAW, ®� r C,i� d t i., EN. (rl� � i,., DwN
N &SAFETY CODE FORBIDS ALL ACTIVITIES IN WHICH ., �::^ c .4:'�'tAY d EARL-;i �' . ;TEXAS w.w.6.
• � ' %) f'l'ir?itJr; fit�C�PER1'J' C'J�hIF:RS NOT J�, i3E DISTURBED. THOSE REMOVED � JAY COME WITHIN SIX 6 FEET OF LIVE OVERHEAD.
ht)RING Gi'�NST7~tilCti�'�ht rri RE' SJ:T At NO COST TO OWNER. CONTRACTORS AND OWNERS ARE LEGALLY �-.=r�•�a= •- ApPo
:'PY OF CONSTRUCTION WORKERS UNDER THIS LAW. _ _ � ti.r�.
' +� 'w CRIMINAL AND CIVIL LIABILITY. TO ARRANGE ri'Y lJl' ( �� POR��� -TI_ l�4S SCALE_oo'
�, � ,. sD OFF OR MOVED CALL HL&P AT 228-7400. �
-
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z ABOVE FORCE MAIN
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END EXIST. 18" CASING O
PROP. 62 L.F: OF 16 CASING If ISTALL 8 G.V. @ STA. —0+03 \
(PER ORIGINAL CONTRACT) �
(PER ORIGINAL CONTRACT)
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PROP, 625 L.F. OF 10'' PVC FORCE MAIN (PER ORIGINAL CONTRACT) (TYP.)
EXIST. CASINGS
3 PER ORIGINAL CONTRACT)
FUTURE 505 L.F. OF 8' PVC WATER LINE (DELETE FROM ORIGINAL CONTRACT) \
12'
PROPOSED 115 L.F. OF 8„ P,v,C/ATER LIME STA. 14+18.2
BORE & JACK END EXIST. 16 CASING
STA. 20+38i6
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STA. 21 +00.8 8 WATER LINE
(ADD TO CONTRACT) (CHANGE ORDER NO. 1)
` DRAWN: BP.IAN DESIGN: PHIL APPROVED: FRED DATE: 9/93 FILE #: 91-6701 (A)
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TRAFFIC AT ALL TIMES DURING CONSTRUCTION, PROVIDE AND � x, ,
MAINTAIN ALL NECESSARY SIGNS, FLASHERS, BARRICADES AND
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_ FLAGMEN AS PER TEXAS STATE DEPARTMENT OF HIGHWAYS AND PUBLIC
TRANSPORTATION IN CONFORMANCE W -_ _ r
ITH PART VI OF THE TEXAS „i .,
MANUAL ON UNIFORM TRAFFIC CONTROL DEVICES" (TEXAS M.U.T.C.D.
x MOST RECENT EDITION) DURING CONSTRUCTION. COST FOR THIS WORK .-
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TO BE INCIDENTAL.
5) ALL WORK SHALL BE CONDUCTED WITHIN THE RIGHT-OF-WAY AND/OR
EASEMENTS SHOWN UNLESS OTHERWISE__ APPROVED -BY -THE -OWNER T --
oUSTON LIGHTING & POWER COMPANY - l
AiV€")�OR ENGfPdEI_€�. �-
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--
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TO BEGINNING ANY CONSTRUCTION. TEXAS LAW `'``' INC.`�._----
& SAFETY CODE FO A ® f -, PLOT gnTE
'P; iT` C?LtERS NOT `_. E DISTURBED THOSE REMOVED RBIDS ALL ACTIVITIES IN ® 1 s EN> :rl _$:•„: u5-.:,-s3
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v6� FEET -OF LIVE .OVERHEAD - _ � ..;__., - x P;- uwn
-- n x r.., COST TO 'OWNER.-- _ _ _ _ COME WITHIN ,,�. SIX � t,:, rAY _.�k_-,� , TEXAS W.W.B.
CONTRACTORS AND OWNERS ARE LEGALLY l- cK� j
`=•Y OF CONSTRUCTION WORKERS UNDER THIS LAW. R.L.
'4 CRIMINAL AND CIVIL LIABILITY. TO ARRANGE _ APPO
ZD OFF OR MOVED CALL HL&P AT 228-7400.IY =I` -50R W '
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TRAFFIC AT ALL TIMES DURING CONSTRUCTION, PROVIDE AND � x, ,
MAINTAIN ALL NECESSARY SIGNS, FLASHERS, BARRICADES AND
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TRANSPORTATION IN CONFORMANCE W -_ _ r
ITH PART VI OF THE TEXAS „i .,
MANUAL ON UNIFORM TRAFFIC CONTROL DEVICES" (TEXAS M.U.T.C.D.
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„ w�
TO BE INCIDENTAL.
5) ALL WORK SHALL BE CONDUCTED WITHIN THE RIGHT-OF-WAY AND/OR
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oUSTON LIGHTING & POWER COMPANY - l
AiV€")�OR ENGfPdEI_€�. �-
)+ €ATOR 3S t A -WARNING- -
--
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TO BEGINNING ANY CONSTRUCTION. TEXAS LAW `'``' INC.`�._----
& SAFETY CODE FO A ® f -, PLOT gnTE
'P; iT` C?LtERS NOT `_. E DISTURBED THOSE REMOVED RBIDS ALL ACTIVITIES IN ® 1 s EN> :rl _$:•„: u5-.:,-s3
OuTRI v % T€ llO ri i Y a _ hrn n orWHICH
a n
v6� FEET -OF LIVE .OVERHEAD - _ � ..;__., - x P;- uwn
-- n x r.., COST TO 'OWNER.-- _ _ _ _ COME WITHIN ,,�. SIX � t,:, rAY _.�k_-,� , TEXAS W.W.B.
CONTRACTORS AND OWNERS ARE LEGALLY l- cK� j
`=•Y OF CONSTRUCTION WORKERS UNDER THIS LAW. R.L.
'4 CRIMINAL AND CIVIL LIABILITY. TO ARRANGE _ APPO
ZD OFF OR MOVED CALL HL&P AT 228-7400.IY =I` -50R W '
,.... e t 1�. -,S SCALE
JOB NO.
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PROP. 10 ORCE MAIN
PROP. 10 FORCE MAIN _—__ / 1 - -----
• TX DO STA: 75+26.29 (MAIN ANES)
m ! + 10• @ S A: 11+57.06 (DES[ N (� .1 \ 10� _�• DETEN ma o
re o 9
o f \ ° nw UTUR a r
1+00
- raa'oa a MIN �IN - rn•a3'1s lntoo 1,,. , -_... t" Z 7y
__ 1.21'56' , • . M 61T4'56' 1, m
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d I 1-18 PLUG & CLAMP �- - ---I1 _18" PLUG & CLAMP,' 1 ) _ m
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PROP. 18" STEEL CASING (OPEN CUT -- - -- ! — z x
TXDOTSO+0600+DESIO,(RIGHT FRONTAGE) _}STl�r13+75�05 (DESIGN Qj F ON AGE) - ,[-__..___._—.—___-_—.-_._._ a. D�
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ti� /, ARE M��LER CUT DN-SITE SOIL BACK'nLCOMPACT TO BE PLACED DENSITY
'
% IN 6" LAYERS COMPACTED 70 95% DRY DENSITY
i PROP. 18" STEEL CASING (BORED)
, - I
- - -_ - r - -- -- -r-- --- ------ - r --- - - MIN. 8" D MIN. 8"
:._ I • i — ---�
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I Ji
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r 98,
27 o
1 7-
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:
FUIlURE TUR DETENTION POND - -._ MIN. 0.5 BANK SAND
1 ?' RETAINING WA L
Col A
LI>t�ATION TYPICAL TRENCH S
FUTU E I CH - y — EL=24.68 EL=24. 8 i
6 ARCO L�
,.
�6 ARCO 18" AMOCO! 32" AMO'Gtr vA$--- —
i
133
m
m
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FUTURE SH. 225
MAIN LANITS
FI =l 9:80
s q I
II
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O19 LF 8 P-UG
CARRIER ER PIPE
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AL
— _ ALTENA,TE 2_ •-
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r I
I
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i � I
PROP P58 LF 16"
AS{ {3
P OP R 58LF 8
nvn nn r niri
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o AL NATE 2 ao
FUTURE *NS -- '
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- FUTURE i I;✓'
EL=18.9
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ALTERNA 3
20+
n
/ 96
MAIN SEE SHT. 5
li
24 i
f
21
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ELEV.=22.91
t HMSAN MoG4zPV V
e
1 �4y�� Q,tr p•
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CONSULTING ENGINEERS ,e,/2
l PROP.
= l 2010 E. BROADWAY PEARLAND � TEXAS
CKD
6
APPD
P
I �,
Irn i PVC -CARRIER �i-r�i H. M.
` - _ CITY T OF LA t'l7R I t 1 AS SCALE -
ALTEF'NATE �..
In I .; . 1"=3' V'LRT.
h I 93 doa
SENS ROAD
I �3-10—
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FOR
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8" WATER LINE 7
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! 11 00 -,-___."__--_- -- _- - — —. m, - - _ 190 77 ?0' _ m -..__._
00
_-
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1
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- —
ROW _. A
ti,'.'v i .41If`jl--T: DU
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._ ._.—_ m,:. -_ .. -".20 Mar.. aHE i 9_.:'9 'DES:GN �)TX ', ,
t,. u , -PI STA o2 PROP. 18 STEEL. CASING (OPEN CU) / �. 39.2 (�
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a i PR? 10 SANITARY S WEIR LINE ( �) 45
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a)AN
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_ c 24' MIN-12' & LARGER PIPE
-. __TX DO" .TA: 747+34.01 (RIGHT FRONTA E) _ / � � 184 MIN-10'' k SMALLER
s,., ,0+00.00 (DESIGr, ri) A A BENDS &TEE
PROP. 18" STEEL CASING (BORED) �� TEE
---r— --- I — — ---- T---- -- - --- ----- - -- -- -- 6' MIN
I MIN
1
30 0
1 D
-' -
A a s
_ TURE S.H 225 ( 1 PLUG 9 om
EXISTING RAILR AD 1-TRACK F- --EtEV ----_-_—._.— I I BEND D
27 I MAIN LANE
- ____ FUTURE LEFT FRONTAGE 90' BEND 45 BEND 22W SEND �IeES PLOD
s
ROD 1 I I \\ __- ZE A 8 A 8 A 8 A B C 0 1 Z Z
RIG T FRONTAGE RD z
FUTURE NS — \ I I \ 4' a 16• 10 9• - ia• 6• 6 10 1210- 21 _
ROAD BELL CURVE ! m
\ 8• 22' 11• 12' 13' 8•' 10' 11• 16• 12• 29• D m
2
1 ��\ { ^� ' 10• 28' tr 14• 1r 10' 11• - 18' 20' 14• J6' n, Z
L
EX _-_ I i-- - _-_ ____- -- __ -_.__ �\._�- `.:,-. 12• 29• 21• 16• 21' 11• 16' 18• 24• 16• 41- 2
r, `` yl 4 p• - _.. 14' 35' 24" -19' 24•.. 12• 20' 2v 27• 18' 48• D
��� �c
I r -.-
0
SIZE AND SPACING OF MEMBERS_
CROSS BRACES
WALES UPRIGHTS
` WIDTH OF TRENCH (FEET)
HORIZ.
_VERT '
"VERT: MAXIMUM ALLOWABLE
SIZE HORIZ. SPACING (FEET)
SPACING UP TO UP. TO UP'TO UP TO UP TO
SPACING
SPACING
(IN.)
)
(FEET) 4 ,6 -'9 12 15
(FEET)
(FEET) CLOSE 4 5 6 8
JP TO 6 4x4
40
4x6
6x6
6x6
4
NOT REQ -
2x6
1P TO 8 `40
4x4
4x6
6x6
6x6
4
NOT RE0 -
2x8
JP TO tO 4.x6.
4x6-
6x6
6x6
6x6
4
8 x 8 4
2x6
JP TO1 `4x6
4x6
-
6x6
6x6
_
6x6
4
8x8
_
�
2x6
€P TO `4"x4
4x4
4x6
-6x6
6x6
4 NOT "tO
3x8
H ( 2x
4 � ; 6
(� "� 416
4x6
6x6
6x6
6x6
4
2x6
jP TO x6
6x6,
6x6
6x8
6x8
,6-x6=
6x6
6x8
6x8
3 x 8
SIR Ste 1 �e � .� --
� � �x6.
— - � � � -
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6x6
6x8
6x8
46
-
"
8 i 6
6x6
6x6
6x8
6x8
4
6
8 x 8-8-x-8-
T (:�
8x8
8x8
8x`8
8x10
"` "
TIE
SIZE AND
SPACING OF
MEMBERS
DEPTH
CROSS
BRACES
WALES
UPRIGHTS
OF
TRENCH
HORIZ.
WIDTH OF
TRENCH (FEET)
VERT
VERT
MAXIMUM ALLOWABLE
(FEET)
SPACING
SPACING
SIZE
( IN)
SPACING
HORIZ.
SPACING (FEET)
(FEET)
UPTOUPTOUPTOUPTOUPTO
4
6
�12
15
(FEET)
(FEET)
CLOSE
2
3
UP
TO 6
4x6
4x6
6x6 6x6
6x6
5
6x8
5
2x6
OVER
5
UP
TO 8
6 x 6
6x6
6x6 6x8
6x8
5
8x10
5
2x6
UP TO
UP
TO 10
6 x 6
6 x 6
6x6 6 x 8
6x8
5
IOx10
5
2x6
10
SEE
NOTE 6
UP
TO 6
6x6
6x6
6x6 6x8
6x8
5
8 x 8
5
2x6
OVER
10
UP
TO 8
6 x 8
6 x 8
6x8 8x8
8x8
5
10x10
5
2x6
UP TO
UP
TO 10
8x8
8x8
8x8 8x8
8x10
5,
IOxl2
5
2x6
15
SEE
NOTE 6
UP
TO 6-
6 x 8
6x8I6x8
8x8
; 8x8
5
8 x10
5
3x6
OVER---r------
15
UP
TO 8
8 x 8
8x8,8x8�18x
3 ` i," t
5
10x12
5
3x6
T
UP 0.
UP
TO10
8xl0
8xt
1�-
8 x C}� ..
5
12x 12
5
3x6
20
_
SEE
NOTE 6
SEE NOTE 6
OVER 20
SIZE AND SrAkl G OF MEMBERS
DEPTH
OF CROSS BRACES WALES UPRIGHTS
TRENCH HORIZ , WIDTH OF TRr-."-ICH (FEET) I VERT VERT. `MAXIMUM ALLOWABLE
(FEET) SPACING t— --- I r'-. ZE HORIZ. SPACING (FEET)
UP TO UP TO UP 110 UP TO UP TO S' € ! sN.) SPACING
(FEET) 4 6 2 15 `F F (FEET) CLOSE
UP TO 6 6x8 6x8 6x8 8 x s 8x8 5 €% 8XF0 5 2x6
OVER - — —
5 UP TO 8 , 8x8 8 x 8 8% € XI01 51 ;- 5 ' 2x6
UP TO UP TO 10 8xt0 8x10 8x3=_ 8 O1IOl:tU 5 2 x 6
10 -{- - - —
SEE NOTE 631 _ 1 1
UP TO 6 8x8 ` 8x8 8x8 '8 X10' 5 j 11, 5 2x'6
OVER
i
10 UP TO 8 8x10: 8x10 8x C x10 10x10i 5 ' 2 x 6
UP TO
SEE NOTE 6� ¢
15-
SEE NOTE 6
TO 8C Ox.!O lox 10' S ±z' 1 5 3x6
UP 0 6 8 xl 0 8x0 xi
_ . .._..
I
15
OVER E SEE NOTE 6
UP TO SEE NOTE 6=
20
SEE NOTE 61
. kISION
MADE
CKD
APPD
OVER 20 SEE N>TE 6 DAT:£ � NEERING INC
c isoisa
�f3 .. ... ENGINEERS OWN W.W.B. CKD SEE NOTE 7 T) � �EERS - _
aap�e�i�. _ ON = 7ARI AND
APPD
` f'q ,„,..`.` H.M.
IC'41� O 1 A 6 E
�.,..........+. _ € � 1 ,,r, zL �'� ,TEXAS scA�E
HAM HMMADDAM =, NONE
-
�a L 4323jJOB NO
-0r 1 F - I, H SAFETY
f, _ _ 6
7
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1
K3
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CLG ; SHORING SKIP SHORING C Ni'. NOTES
I• YSs.:; MEET, AS A MINIMUM, THE PROPQSED
:e OS. AFETY AND HEALTH REGULATIONS PART
,LISHED IN FEDERAL REGISTER VOL. 52,
_987
/ HORIZ. SPACING FOR UPRIGHTS
2• ,4. t DAILY TRENCH SAFETY SYSTEM INSPEC-
Aor iE SYSTEM MEETS OSHA REQUIREMENTS AND
� .. PECZFIC SITE CONDITIONS OF THE OPEN
UPRIGHTS (SOLID)TRENCH WALL 'ARE REQUIRED AFTER RAINSTORMS OR ANY
?,AT MAY INCREASE THE POSSIBILITY OF A
I I`I Y SYSTEM tI 11I $ ST CROSSES A UTILITY, THE
II ,I f IADEQUATELY SUPPORTED TO PREVENT ANY
I ;TRENCHES WITH CLOSED SHEETING, THE
• ' ?LRi : THE UTILITY. OPEN TRENCH SHEETING
MIN 4 8d COMMON NAILS BE i•.. ;' jD AS TO NOT EXCEED THE MAXIMUM
WALES ._ PER CLEAT WITH PATTERN `
AS SHOWN 5ir DRAB;;, REQUIRED SO WORK MAY BE ACCOM-
�_.>t. AND fIENTLY. IF NECESSARY, INSTALL
-Tr CROSS BRACES D�-W TI ?TEM Tt. )VViDE A DRY TRENCH BOTTOM. DELIVER
E
U DISCHAI 1 - SYSTI- Ii NATURAL DRAINAGE CHANNEI, OR TO
STORM
r
w
G�pS IN `i'Rrt t; '. FT rLis v Q,^V;MORE, CONTRACTOR SHALL PROVIDE
ADEQIfA, OF fi<r'NCIJ, EXIT SUCH AS LADDER OR STEPS AND
THEY MT `7 TED 60 AS TO REQUIRE NO MORE THAN 25 FT. OF
i; • LATERA zT�
c•• MEMBER :":'- SPACINGS OTHER THAN INDICATED ARE TO BE
DETERIM SPECIFIED IN 1926.652(c), "DESIGN OF
AS PUBLISHED IN THE FEDERAL REGISTER
TRENCH WALL - VOL, 5 DATED APRIL.15, 1987.
HORIZ SPACING HORIZ. SPACING 7,
�I "' ARE SATURATED OR SUBMERGED USE TIGHT SHEET-
` r FOR CROSS BRACES FOR CRASS BRACES INC. HEETING REFERS TO THE USE OF SPECIALLY -EDGED
TIMBER T L,AST THREE INCHES THICK, STEEL SHEET
_PTj._Iv_, _ - --. CONST-RUCTION THA. WHEN DRIVEN OR PLACED
IN POSi1 0VIDE 'A TIGHT WALL TO RESIST THE LATERAL - . •rya ,• ,, PRrss -_
.TER CLOSE .SHEETING REFERS TO THE PLACEMENT
€�LAE� r a
.. `.=W p.LLOWING AS -LITTLE SPACE AS POSSIBLE
BF""+7r EN
8. ALI> 51'.. v.- TS MEASURED CENTER TO CENTER.
�. PROVIDE ADEQUATE PROTECTIO*=
- \AGAINST FALLING OR ROLLINr 9. GRF4:'F _;= .ES TO BE HORIZONTAL.
MATERIAL ENTERING TRENCH:
_ i0. IF TT' ��f-.': " YCE FROM THE CENTER OF
T>{F LOWEST@LE,�ICAL
p Qppn C^fG CROS'LZx-rvr POM OF THE TRENCH EXCEEDS TWO ANDf1 `,a1 U R F®f\ S F SHORING I tl V ONE-NAL F r 'iS SHALL BE FIRMLY EMBEDDED OR A
® MUDS:` .i WHERE UPRIGHTS ARE EMBEDDED, THE
TRENCH WIDTH 2' MIN —EXCAVATED VERTII, .A,,
;;THE CENTER OF THE LOWEST CROSSBRACE
TO THE
.TRENCH SHALL NOT EXCEED 36 INCHES.
MATERIAL WHEN
`" t=%' .Q, THE VERTICAL DISTANCE SHALL NOT
MUDSZLLS .ARE WALES THAT ARE
INS7111, c. ,WE TRENCH SIDE.)
JjQ%f� 11. TREN3 YN 'LIEU OF OR IN COMBINATION WITH
TIME `'
N 12. PLACEF ;: WHEN THE VERTICAL SPACING OF
01?OSS if AC, 3 I w', PLACE THE TOP CROSSBRACE NO MORE
W � '.! --- CLEATS - 1 THICK iI#.��1x
TWO F' E RiE TOP OF THE TRENCH. WHEN THE
VERTJ(thL SPAC: SBRACE IS FIVE FEET, PLACE THE TOP
CROSBI AG '•'sL v.S. `2.5 FEET `BELOW THE TOP
z ® 'N WIDTH = WIDTH -0F CROSS BRACE of THE
LENGTH 2 x LARGEST SIDE OF WALE TRENCH,AF
cr b j
�\ O z
`` a L CROSS BRACE
Q a _TRENCH WALL
T� C cr ® — UPRIGHTS —
�w
IIp� c \ \ w O a PROCEDURE
wo w -;::_ - I, DETERMINE SOIL TYPE
\ _ ? TRENCH WIDTH
DETERMINE �
I
1 MADE ICKD APPD
DATE •:���
9� 03/30/93
OWN W W..B
= C
CKD R.L.
APPE) H.M.
` CAS SCALE
NONE
JOB NO
93-10
7
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N C
Cn
O
z
d
H CA
62
ke
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a
r
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3 a
Nz m
m •m
3
D
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DIF
A
'"'S r'� '�-
Rl:"" i
F' Via. �,
(PER ORIGINAL CONTRACT)
(PER CHANGE ORDER)
(PER ORIGINAL CONTRACT)
ORIGINAL CONTRACT
I +
',..�' ...... .. . , . ,
CHANGE ORDER
10" PVC (SDR 26) FORCE MAIN
625 L.F.
625 L,F.
-- --
10" PVC (SDR 26) FORCE MAIN
---
58 L.F.
---
---
----
58 L.F.
IN 18" DIA. SHALLOW CASING
18" DIA. WELDED STEEL CASING
58 L.F.
58 L.F.
OPEN TRENCH)
18" PLUG & CLAMP
2 EA.
2 EA.
BORE EXIST. PAVEMENT
75 L.F.
75 L.F.
10" x 6° TEE
1 EA.
1 EA.
6" PLUG & CLAMP
1 EA.
1 EA.
--- --- --
12" DIA. WELDED STEEL. CASING
---
---
78 L.F.
---
78 L.F.
(OPEN TRENCH)
12" PLUG & CLAMP
2 EA.
2 EA.
8" PVC ([DR "18) WATERLINE
620 L.F.
410 L.1=.
505 L.F.
525 L.F.
— 8" P\/.0 (IDD 18) WATERLINE
J 16' DIA. SHALL.ON CASING
62 L.F.78
L.F.
52 L.F.
78 L.F.
16" DIA. WELDED STEEL CASING
62 L.F.
78 L.F.
140 L.F.
_(OPEN CUT)
—
16" PLUG &_ CLAMP
2 EA.
2 EA..
4 EA..
((
BORE EXIS"I. PAVEMENT
75 L.F.
7, L.F.
ej
8" x 8" I-EE
1 EA.
1 EA.
— — 8" GATE VALVE
--
1 EA.
1 EA.—
8" PLUG & CLAMP
1 EA.
r
1 EA.
U
FORCE MAIN @ STA. 1 5+21 .2 -
ON ORIGINAL BASELINE
= 0+06 NEW BASELINE - EAST
INS TALL 1 0"x 6" TEE & 6" PLUG
PROP. 58 L.F. OF 18" CASING
58 L.F. OF 10" PVC F.M.
(PER ORIGINAL CON T RACT )
PROP. 62 L.F. OF 16'" CASiNG
(PER ORIGINAL CONTRACT)
�-- BASELINE (PER ORIGINAL CONTRACT)
a
12'—
STA. 20+38.6
STA. 20+38.6
STA. 20+96.25
1-- STA. 21 +00.8
STA. 4 + 80.52
PROP. 20 L.E. OF 8" PVC WATER LINE
&: 8" PLUG
(ADD TO CONTRACT)
STA. 4+60.52
MIN. 2' VERT. CLEARANCE
[CENTER 1 - 20' JOINT]
WATERLINE TO BE
CONSTRUCTED
ABOVE FORCE MAIN
PROP, SENS RD. BELL CURVE P' IM.T.
INSTALL 8" G.V. @ STA. —0+03
PROP. 625 L.F. OF 10" PVC FORCE MAIN (PER ORIGINAL CONTRACT)
101 ° 53'0"
/ I YP.)\
FUTURE 505 L.F. OF 8" PVC WATER LINE (DELETE FROM ORIGINAL CONTRACT)
PROPOSED 115 L.F. OF 8" PVC WATER LINE —
STA. 3 + 83
C_)
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Ili
C'
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r° L�
L
Ll (�
J
(,D
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0
PP
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O
STA. 14+ 13.8
ENID E XI ST. 1 8" CA.SIING
(PER ORIGINAL CON T RAC I
i
STA, 4+60.52
STA. 3+83
"ll-- 12' M I N .
BORE & JACK
75' UNDER EXIST. PVMT.
EACH LINE
(ADD TO CONTRACT &
DELETE PROPORTIONATE
QUANTITY OF OPEN CU T
10" SAN. SWR. &
8" WATER LINE
NEW BASELINE
SCALE: 1 "= 30'
PROP. 78 L.F. OF 12" STEEL CASING
OPEN CUT
(ADD TO CONTRACT)
PROP. 78 L.F. OF 16" S T EEL CASING
8c 78 L.F. OF 8" PVC WATER LINE
OPEN CUT
(ADD TO CONTRACT)
EXIST. CASINGS
PER ORIGINAL CONTRACT)
D
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