Transcript
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DRAWN
SHEETENGINEERING & CONSTRUCTION STANDARD
DESIGN SUPR DATE REV
DRAWING NUMBER
OFSECTION 3 STAKING AND TRENCHING
5/98 7/06
26 37
GD JF KT
TYPICAL TRENCH
DETAIL TE0003
TYPICAL TRENCH DETAILS
ALL TRENCHES MUST BE APPROVED BY A SPPCO. FIELD
REPRESENTATIVE PRIOR TO ANY CONSTRUCTION.
1. ALL TRENCHES MUST CONFORM TO THE LATEST APPLICABLE SPPCO, CITY,
COUNTY, STATE, FEDERAL, AND OSHA SPECIFICATIONS AND REQUIREMENTS.
IN THE CASE OF CONFLICT, THE MORE RIGID SPECIFICATION OR STANDARD
SHALL APPLY.
2. NATIVE MATERIAL requires 80% compaction. Refer to SUB01X, Section 5.4.2.
3. SAND requires 90% compaction.
4. CRUSHED GRAVEL (or Type II subbase), requires 95% compaction.
5. THE TOP 18" of all trenches in ESTABLISHED HIGHWAYS, STREETS, and other PAVED
AREAS subject to traffic, shall be backfilled with CRUSHED GRAVEL.
6. THE TOP 18" of all trenches on PRIVATE PROPERTY, (not subject to traffic) may be
backfilled with NATIVE MATERIAL. Refer to SUB01X, Section 5.4.2.
7. NO CONDUITS SHALL BE INSTALLED ABOVE OR PARALLEL TO GAS LINES.
8. NON-METALLIC WARNING TAPE shall be placed in ALL TRENCHES at least 18" below
finish grade and 12" above SPPCO pipe, or conduit.
9. ELECTRIC PRIMARY CONDUIT must be 6" minimum from side of trench. If more than one
conduit is installed, maintain a 1-1/2" separation from each electric conduit.
10. ELECTRIC SECONDARY/SERVICE CONDUIT must be 2" minimum from side of trench.
If more than one conduit is installed, maintain a 1-1/2" separation from each electric conduit.
11. ELECTRIC SERVICE CONDUIT OR SECONDARY ONLY CONDUIT shall have a
minimum trench depth of 48".
12. ELECTRIC PRIMARY AND SECONDARY CONDUIT (if installed in same trench) SHALL
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SHEETENGINEERING & CONSTRUCTION STANDARD
DRAWN DESIGN SUPR DATE REV
DRAWING NUMBERSECTION 3 STAKING AND TRENCHING
OF
5/98 7/06
27 37
GD JF KT
TYPICAL TRENCH
DETAIL TE0003
HAVE MINIMUM TRENCH DEPTH OF 60", and maintain a minimum 12" radial clearance from all
other utilities (see Drawings, Sheets 3 and 4). Exception: DB REFURBISHMENT, WATER
MAIN, SEWER AND STORM DRAIN
a. Exceptions/deviations to these trench requirements may be appropriate to areas
outside the Truckee Meadows service area. Any deviation must be approved by the
appropriate local SPPCO Inspector.
13. GAS shall be 12" minimum from side of trench.
14. GAS SHALL HAVE MINIMUM DEPTH TO TOP OF PIPE OF: 36" in State Highways; 30"
in streets or roadways; 24" in private property; and maintain a minimum 12" radial clearance from
all other utilities. Exceptions: SEWER AND STORM DRAIN
15. SEWER (SS) and/or STORM DRAIN (SD) MUST MAINTAIN 2' RADIAL CLEARANCE
FROM SPPCO. ELECTRIC/GAS. If 2' radial clearance cannot be obtained from electric, the
electric conduit must be concrete encased at least 18" each side of conflicting utility. Refer to
TE0004U for details. Gas must NOT be concrete encased.
16. ELECTRIC (E) MUST MAINTAIN 2' RADIAL CLEARANCE FROM WATER MAIN.
If 2' radial clearance cannot be obtained, electric conduit must be concrete encased at least
18" each side of conflicting utility
17. Whenever possible, locate hydrant on opposite side of street from electric main trench. Refer to
TE0045U for details.
18. If field changes are required, all changes must be approved by a SPPCO Inspector.
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DRAWN
SHEETENGINEERING & CONSTRUCTION STANDARD
DESIGN SUPR DATE REV
DRAWING NUMBER
OFSECTION 3 STAKING AND TRENCHING
5/98 7/06
28 37
GD JF KT
TYPICAL TRENCH
DETAIL TE0003
TYPICAL TRENCH DETAIL SERVICE
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SHEETENGINEERING & CONSTRUCTION STANDARD
DRAWN DESIGN SUPR DATE REV
DRAWING NUMBERSECTION 3 STAKING AND TRENCHING
OF
5/98 7/06
29 37
GD JF KT
TYPICAL TRENCH
DETAIL TE0003
TYPICAL TRENCH DETAIL MAIN
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SHEET OFENGINEERING & CONSTRUCTION STANDARD
DRAWN DESIGN SUPR DATE REVDRAWING NUMB
BSP MB DA 3/06 03
31 5
VOLUME 17
TE0003U
TYPICAL
TRENCH
DETAILS
TYPICAL TRENCH DETAILS
ALL TRENCHES MUST BE APPROVED BY SPPC FIELD
REPRESENTATIVE PRIOR TO ANY CONSTRUCTION.
1. ALL TRENCHES MUST CONFORM TO THE LATEST APPLICABLE SPPC,
CITY, COUNTY, STATE, FEDERAL, AND OSHA SPECIFICATIONS AND
REQUIREMENTS. IN THE CASE OF CONFLICT, THE MORE RIGID
SPECIFICATION OR STANDARD SHALL APPLY. Refer to TE0001U, Section 6.0 for
environmental requirements.
2. NATIVE MATERIAL requires 80% compaction. Refer to SUB01X, Section 5.4.2.
3. SAND requires 90% compaction.
4. TYPE II aggregate base, requires 95% compaction.
5. THE TOP 18" of all trenches in ESTABLISHED HIGHWAYS, STREETS, and
other PAVED AREAS subject to traffic, shall be backfilled with TYPE II base.
6. THE TOP 18" of all trenches on PRIVATE PROPERTY, (not subject to traffic) may
be backfilled with NATIVE MATERIAL. Refer to SUB01X, Section 5.4.2.
7. NO CONDUITS SHALL BE INSTALLED ABOVE OR PARALLEL TO GAS LINES.
8. NONMETALLIC RED WARNING TAPE will be 6" wide, marked "SPPC
Utilities Buried Below" and shall be placed in ALL TRENCHES at least 18" below finish
grade and 12" above SPPC conduit.
9. ELECTRIC PRIMARY CONDUIT must be 6" minimum from side of trench. If more
than one conduit is installed, maintain a 1-1/2" separation from each electric conduit.
10. ELECTRIC SECONDARY/SERVICE CONDUIT must be 2" minimum from side
of trench. If more than one conduit is installed, maintain a 1-1/2" separation from each
electric conduit.
11. ELECTRIC PRIMARY OR ANY JOINT TRENCH SHALL HAVE AMINIMUM TRENCH DEPTH OF 60", and maintain a minimum 12"
radial clearance from all other utilities (See Sheets 31 and 32). Exception: DB
REFURBISHMENT, AND WATER.
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SHEET OFENGINEERING & CONSTRUCTION STANDARD
DRAWN DESIGN SUPR DATE REVDRAWING NUMBER
BSP MB DA 3/06 03
32 5 0
VOLUME 17
TE0003U
TYPICAL
TRENCH
DETAILS
12. ELECTRIC ONLY CONDUIT, SERVICE / SECONDARY shall have a minimum trench
depth of 48".
a. Exceptions/deviations to these trench requirements may be appropriate. Any
deviation must be approved by the appropriate local authority if applicable, and
the SPPC Inspector.
13. GAS shall be 12" minimum from side of trench.
14. GAS SHALL HAVE MINIMUM DEPTH TO TOP OF PIPE OF: 36" in State Highways;
30" in streets or roadways; 24" in private property; and maintain a minimum 12"
radial clearance from all other utilities.
15. WET FACILITIES, ( SEWER / STORM DRAIN ), must maintain a 1' radial clearance
from SPPC Gas or Electric facilities. Note: Conflicts of wet service crossings
will maintain a 1' clearance or reduced clearances will be handled according to
17 below or 12-a above.
16. SS/SD Sanitary Sewer/Storm Drain shall not occupy the same common trench as
gas or electric and will be separated by virgin soil during parallel installations.
17. ELECTRIC MUST MAINTAIN 1' RADIAL CLEARANCE FROM ALL FACILITIES.
If 1' radial clearance cannot be obtained, electric conduit must be concrete encased
for at least 18" each side of conflicting utility, or electric facilities will be protected by
means of rigid galvanized steel conduit. This will be done by using pvc to rigid
steel transition fittings with rigid steel extending at least 4' each side of conflict.
Note: SPPC's Inspector will provide determination of applicat ion to resolveconflict. EXCEPTION: WATER MAINS WILL MAINTAIN 2' RADIAL
CLEARANCE FROM ALL ELECTRIC FACILITIES.
18. Whenever possible, locate hydrant on opposite side of street from electric main
trench. Refer to TE0045U for details.
19. If field changes are required, all changes must be approved by a SPPC Inspector.
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SHEET OFENGINEERING & CONSTRUCTION STANDARD
DRAWN DESIGN SUPR DATE REVDRAWING NUMB
BSP MB DA 3/06 03
33 5
VOLUME 17
TE0003U
TYPICAL
TRENCH
DETAILS
TYPICAL SERVICE TRENCH DETAILS
TYPICAL SECONDARY / SERVICE
TRENCH ELECTRIC ONLY
ENGINEERING NOTES:
A. If utilities on this sheet are not in a joint
trench as shown, raise trench depths andcomply with minimum depths and clearances
referenced in Typical Trench Details 1-19.
B. All trenches must be approved by SPPC
prior to any construction.
C. In some cases, Gas Services may be run
with electric primary. A special line type
shall be used on the design drawings as well
as on the distribution map indicatingthat electric primary is below the gas service line.
TYPICAL SERVICE TRENCH
JOINT TRENCH APPLICATION
UTILITY DESINGNATION AND LEGEND
TP TELEPHONE W WATER
TV CABLE TV E ELECTRIC
G GAS
(O.D.) OUTSIDE DIAMETER
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SHEET OFENGINEERING & CONSTRUCTION STANDARD
DRAWN DESIGN SUPR DATE REVDRAWING NUMBER
BSP MB DA 3/06 03
34 5 0
VOLUME 17
TE0003U
TYPICAL
TRENCH
DETAILS
TYPICAL MAIN TRENCH DETAILS
TYPICAL GAS AND WATER
MAIN TRENCH
UTILITY DESINGNATION AND LEGEND
TYPICAL PRIMARY OR
SECONDARY TRENCH
ENGINEERING NOTES:
A. If utilities on this sheet are not in a joint
trench as shown, raise trench depths and
comply with minimum depths and clearances
referenced in Typical Trench Details 1-19.
B. All trenches must be approved by SPPC
prior to any construction.
TP TELEPHONE W WATER
TV CABLE TV E ELECTRIC
G GAS
(O.D.) OUTSIDE DIAMETER
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TRANSFORMER PAD 3Φ- RADIAL/LOOPING 75 – 2500 KVA PE0003U
PE0006U
VOLUME 5 – ENGINERING & CONSTRUCTION STANDARDPE0003U
PE0006UTRANSFORMER PAD 3Φ- RADIAL/LOOPING
75 – 2500 KVADrawn: Eng: Appr: Date: Revision: 6
JVV MB DA 7/08 Page 1 of 2
NOTE: A 17"X 30", 12" BOX EXTENSION IS TO BE
INSTALLED UNDER THE PAD ON THE SECONDARY
SIDE TO FACILITATE CABLE LAYING. (THE RIGHT
SIDE OF THE PAD WITH THE SIX CONDUITS SHOWNBELOW).
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TRANSFORMER PAD 3Φ- RADIAL/LOOPING 75 – 2500 KVA PE0003U
PE0006U
VOLUME 5 – ENGINERING & CONSTRUCTION STANDARDPE0003U
PE0006UTRANSFORMER PAD 3Φ- RADIAL/LOOPING
75 – 2500 KVADrawn: Eng: Appr: Date: Revision: 6
JVV MB DA 7/08 Page 2 of 2
SPPC DWG. #
3 Ø XFMR PADSA A1 B B1 C D E F G H I J K L M
WEIGHT
(lbs.)
PE0003U (75-500 kva)LOOP OR SWITCHINGSTOCK # 24-0694
72"" 74"" 60"" 62"" 15"" 8"" 10"" 52"" 2"" 8"" 20"" 24"" 11"" 25"" 18"" 2600
PE0006U (750-2500 kva)LOOP OR SWITCHINGSTOCK # 24-0697
85"" 87"" 79"" 81"" 18"" 15"" 10"" 65"" 2"" 12"" 5"" 26"" 14"" 30"" 26"" 5900
CONSTRUCTION NOTES
1. CONDUITS TO BE IN PROPER CONFIGURATION TO ALLOW CONDUIT SPACING ANDPLUGGED PER CD0001U, SECTION 12.1.
2. 8" - 12" TYPE 2 BACKFILL TO BE COMPACTED AT 95%. SEE SECTION 5.0 OF SUB01X ,
VOLUME 17, SECTION3.
3. OPTIONAL AREA MUST BE COMPACTED TO 90%.
4. SAND AREA TO BE COMPACTED AT 90%. 12" OF SAND MUST COVER THE CONDUIT.
5. A SECONDARY (17" X 30") 12" BOX EXTENSION IS REQUIRED TO BE INSTALLED BELOW THE PAD
ON THE SECONDARY SIDE TO FACILITATE CABLE LAYING. (LAKE TAHOE REQUIREMENTS SEE
BELOW).
6. IN THE LAKE TAHOE AREA, A 12" EXTENSION INSTALLED BELOW THE PAD WILL BE REQUIRED.
USE REDWOOD/TREATED WOOD OR A 17" X 30"; 12" BOX EXTENSION UNDER PAD.
7. GROUND ROD (5/8" X 8' COPPER-CLAD), TO BE INSTALLED BY DEVELOPER. TELEPHONE ANDCABLE TV GROUND WIRE TO BE ATTACHED BY APPLICANT.
8. IN CALIFORNIA, ALL PADMOUNTED EQUIPMENT WILL BE SECURED IN PLACE. SEEGO-128, RULE 34.3A.
ENGINEERING NOTES
A. ALL FIELD CAST PADS ARE TO BE BUILT TO SPPC SPECIFICATION - PAD01X AND MUST
BE INSPECTED BY SPPC PRIOR TO POURING CONCRETE.
B. DO NOT CONCRETE SHADED AREAS.
C. IN CALIFORNIA, OR LAKE TAHOE AREAS, IF THE GROUND ROD DOES NOT MEGGER LESS
THAN 25 OHMS, ANOTHER GROUND ROD MUST BE DRIVEN. SEE GO-128, RULE 21.5A.
D. PE0006U, PAD 24-0697, WILL BE USED FOR PRIMARY CAPACITORS AS SHOWN IN VOLUME 5.
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