05 - Structures - Span Poles.pdf
PDF 1 MB Posted
- Solicitation number
- 0171-0504
- Issued by
- Hartford County, Connecticut
About this file
This file contains structural design drawings for steel span poles prepared by the Connecticut Department of Transportation for the Installation and Revision of Traffic Control Signals in District 1 project (Project No. 0171-0504) covering Bristol, New Britain, and Vernon. The drawings, designated SP-1 through SP-4, provide detailed specifications and installation requirements for steel span pole structures that will support traffic signals and luminaires. The drawings include an index of drawings (SP-1), elevation details for both steel and combination span poles (SP-2), detailed specifications for pole construction including hand hole reinforcement and identification tag placement (SP-3), and comprehensive foundation details including drilled shaft foundations with reinforcement specifications (SP-4). The span poles must be designed in accordance with AASHTO LRFD Specifications for Structural Supports for Highway Signs, with a minimum unloaded pole rake to be determined by the contractor. Prior to fabrication, contractors must prepare layout drawings based on field surveys to verify that installed span poles and span wires will meet all geometric and clearance requirements specified in the contract documents.
The foundation design specifications require a minimum concrete compressive strength of 4,000 PSI and must accommodate drilled shaft foundations with specific reinforcement requirements, including 16 #8 reinforcement bars equally spaced and #4 ties or spirals at 6-inch spacing. The drawings detail conduit sweep requirements to accommodate rigid metal conduits sized per traffic signal control plans, grounding conductor specifications using #8 bare copper wire, and sealing provisions including neoprene gaskets and closed-cell elastomer rings. All sidewalk replacement or damage to existing concrete sidewalks due to pole installation shall be included in payment under the "Concrete Sidewalk" line item. The span pole shall not be erected on its foundation until the concrete has achieved the required 4,000 PSI compressive strength. Concrete reinforcement must conform to ASTM A615, Grade 60, with all reinforcement assembly utilizing wire ties, as welding for reinforcement assembly is not permitted.
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Text version
BEEN PERSONALLY CHECKED BY THE UNDERSIGNED.
NOT TO BE CONSTRUED TO MEAN THAT ALL ASPECTS OF THE DESIGN HAVE
THE DESIGN APPEARS TO CONFORM TO APPLICABLE CRITERIA. APPROVAL IS
TRANSPORTATION PRINCIPAL ENGINEER
STEEL SPAN POLE FOUNDATION DETAILSSP-4
STEEL SPAN POLE DETAILSSP-3
STEEL SPAN POLE ELEVATIONSP-2
INDEX OF DRAWINGSSP-1
DRAWING TITLEDRAWING NUMBERDRAWING TITLEDRAWING NUMBER
INDEX OF DRAWINGS
- STRUCTURES - SPAN POLES
PROJECT TITLE: PROJECT NO.: DRAWING NO.:
SHEET NO.:
9/17/2024
SIGNATURE BLOCK: DRAWING TITLE:
SP-1
TOWN(S):
PLOTTED DATE:
FILE NAME LASTED SAVED BY:
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DESIGNER/DRAFTER: CHECKED BY:
INDEX OF DRAWINGS
TRANSPORTATION
DEPARTMENT OF
CONNECTICUT
K. GUTHRIE K. BROWN
INSTALLATION AND REVISION OF TRAFFIC
CONTROL SIGNALS IN DISTRICT 1
0171-0504BRISTOL, NEW BRITAIN & VERNON
05.01 D. TOMPKINS
SCALE: 1/4" = 1'-0"
SPAN WIRE POLE CLAMP
A
SP-3
SCALE: 1/4" = 1'-0"
60°
OF THE POLE SHALL BE PLUMB. �THE
OF THE TRAFFIC APPURTENANCES
OF POLE. AFTER THE INSTALLATION�
SPAN WIRE POLE CLAMP
A
SP-3
5° RISE LUMINAIRE ARM LENGTH
FOR BONDING DETAILS.
SEE TRAFFIC STANDARD SHEET
TAPPED LUG FOR GROUNDING.
CONDUIT SWEEPS.Ø3 - 2"
SIGNAL CONTROL PLANS. MINIMUM OF
NUMBER AND SIZE AS SHOWN ON TRAFFIC
ACCOMMODATE RIGID METAL CONDUITS,
BASEPLATE SHALL BE FABRICATED TO
P O
L E
L E
N G
T H
HAND HOLE
OF REINFORCED�
INSTALL IDENTIFICATION TAG
BY THE CONTRACTOR
SHALL BE DETERMINED
UNLOADED POLE RAKE
BY THE CONTRACTOR
SHALL BE DETERMINED
UNLOADED POLE RAKE
THREADED PLUG
2" COUPLING WITH
HAND HOLE
OF REINFORCED�
CONDUIT SWEEPS.Ø3 - 2"
SIGNAL CONTROL PLANS. MINIMUM OF
NUMBER AND SIZE AS SHOWN ON TRAFFIC
ACCOMMODATE RIGID METAL CONDUITS,
BASEPLATE SHALL BE FABRICATED TO
NEOPRENE GASKET
SEALED WITH
POLE CAP PLATE
A 45° UPWARD ANGLE
FITTING INSTALLED AT
2" SERVICE ENTRANCE
AND PORCELAIN INSULATOR
STAINLESS STEEL BANDING
SERVICE CLEVIS WITH
AT A 45° UPWARD ANGLE
ENTRANCE FITTING INSTALLED
3" TRAFFIC SIGNAL CABLE
STAINLESS STEEL SCREWS (TYP.)
TO POLE OR BASEPLATE WITH
ANCHOR BOLT COVER. ATTACH
ANCHORAGE PLATES
ANCHOR BOLTS WITH
FOR DETAILS
SEE DRAWING NO. SP-4
3' - 0" Ø FOUNDATION
FINISHED GRADE, VARIES
FINISHED GRADE, VARIES
ANCHORAGE PLATES
ANCHOR BOLTS WITH
FOR DETAILS
SEE DRAWING NO. SP-4
3' - 0" Ø FOUNDATION
STAINLESS STEEL SCREWS (TYP.)
TO POLE OR BASEPLATE WITH
ANCHOR BOLT COVER. ATTACH
FOR BONDING DETAILS.
SEE TRAFFIC STANDARD SHEET
TAPPED LUG FOR GROUNDING.
UPWARD ANGLE
INSTALLED AT A 45°
ENTRANCE FITTING
3" TRAFFIC SIGNAL CABLE
AND PORCELAIN INSULATOR
STAINLESS STEEL BANDING
SERVICE CLEVIS WITH
A 45° UPWARD ANGLE
FITTING INSTALLED AT
2" SERVICE ENTRANCE
NEOPRENE GASKET
SEALED WITH
POLE CAP PLATE
WITH PROPERTIES NO LESS THAN THOSE SHOWN ON THE TRAFFIC PLANS.
THE SPAN POLE CONFIGURATION SHALL BE DESIGNED TO SUPPORT TRAFFIC APPURTENANCES
POLE".
AMENDED BY THE SPECIAL PROVISION "XX STEEL SPAN POLE" OR "COMBINATION STEEL SPAN
LUMINAIRES AND TRAFFIC SIGNALS, INCLUDING THE LATEST INTERIM SPECIFICATIONS, AS
OF THE AASHTO LRFD SPECIFICATIONS FOR STRUCTURAL SUPPORTS FOR HIGHWAY SIGNS,
THE SPAN POLE CONFIGURATION SHALL BE DESIGNED IN ACCORDANCE WITH THE LATEST EDITION
REQUIREMENTS CANNOT BE MET, THE CONTRACTOR SHALL NOTIFY THE ENGINEER.
MEET THE GEOMETRIC AND CLEARANCE REQUIREMENTS IN THE CONTRACT DOCUMENTS. IF THE
CONTRACT DOCUMENTS TO VERIFY THE SPAN POLES AND SPAN WIRES WHEN INSTALLED WILL
THE CONTRACTOR SHALL PREPARE A LAYOUT DRAWING BASED ON A FIELD SURVEY AND THE
ON THE TRAFFIC CONTROL SIGNAL PLAN. PRIOR TO DESIGN OF EACH SPAN POLE CONFIGURATION, AND THE LOCATIONS OF TRAFFIC APPURTANENCES SUPPORTED BY THE STRUCTURE ARE SHOWN
THE SPAN WIRE CONFIGURATION, INCLUDING THE POLE HEIGHT, SPAN WIRE ORIENTATION,
THE SPECIAL PROVISION "SPAN WIRE".
WIRE(S) SHALL BE DESIGNED AND INSTALLED BY THE CONTRACTOR IN ACCORDANCE WITH
SPECIAL PROVISION "XX STEEL SPAN POLE" OR "COMBINATION STEEL SPAN POLE". SPAN
BE DESIGNED, FABRICATED AND INSTALLED BY THE CONTRACTOR, IN ACCORDANCE WITH THE
THE SPAN POLE CONFIGURATION, INCLUDING THE ANCHORAGE TO THE FOUNDATION, SHALL
AND SUPPORT
OF POLE FOR WIRE HANDLING
J-HOOK WELDED TO INSIDE
IDENTIFICATION TAG
INSTALL
P O
L E
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N G
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L U
M
IN
A
IR
E A
R M
A T
T A
C H
M E
N T
H E
IG
H
T2
M
IN
� OF POLE. AFTER THE INSTALLATION
OF THE TRAFFIC APPURTENANCES
THE � OF THE POLE SHALL BE PLUMB.
PROJECT TITLE: PROJECT NO.: DRAWING NO.:
SHEET NO.:
9/17/2024
SIGNATURE BLOCK: DRAWING TITLE:
SP-2
FILE NAME LASTED SAVED BY:
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ELEVATION
STEEL SPAN POLE
TRANSPORTATION
ELEVATION - SPAN POLE ELEVATION - COMBINATION SPAN POLE
SPAN POLE NOTES
B
SP-3
SP-3
B
AND SUPPORT
FOR WIRE HANDLING
TO INSIDE OF POLE
J-HOOK WELDED
SCALE AS NOTED
K. GUTHRIE K. BROWN
INSTALLATION AND REVISION OF TRAFFIC
CONTROL SIGNALS IN DISTRICT 1
05.02 D. TOMPKINS
STEEL BOLTS
AND COVER WITH STAINLESS
ATTACH CHAIN TO FRAME
D
IR
E C
T
IO
N O
F T
R A
F F
IC
OF POLE�
90°
½" Ø STAINLESS STEEL BOLT
TO HAND HOLE FRAME WITH
ATTACH GROUNDING CONDUCTOR
STAINLESS STEEL CHAIN
¼" x 1'-6" LONG
ANCHOR BOLT (TYP.)
OF POLE�
HAND HOLE LOCATION
ALTERNATE REINFORCED
SHOWN BUT SHALL BE FURNISHED
ANCHOR BOLT COVERS NOT
D
IR
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T
IO
N O
F T
R A
F F
IC
30°
20°
30°
20°
OF POLE�
DATE OF MANUFACTURE: MM/YY
MANUFACTURER:
IDENTIFICATION NUMBER:
REINFORCEMENT (TYP.).
PLACE TO CLEAR ANCHOR BOLTS AND
MINIMUM OF 3 - 2" Ø CONDUIT SWEEPS.
AS SHOWN ON TRAFFIC SIGNAL CONTROL PLANS.
RIGID METAL CONDUIT, NUMBER AND SIZE
HAND HOLE
REINFORCED
HAND HOLE
REINFORCED
NEOPRENE GASKET
HAND HOLE COVER WITH
HAND HOLE FRAME
OF ARM
AND ORIENTATION�
TO GROUND ROD WITH GROUND CLAMP
CONDUCTOR TO BONDING BUSHINGS AND
ATTACH #8 BARE COPPER GROUNDING
WITH GROUND CLAMP
BOLT AND TO GROUND ROD
HANDHOLE WITH GROUNDING
GROUNDING CONDUCTOR TO
ATTACH #8 BARE COPPER
INTO BACKFILL.
WITH OPTIONAL ELBOW. OUTLET
2" Ø PVC PIPE WEEPHOLE
OR HAND PACKED GROUT
CLOSED CELL ELASTOMER RING
USED IN LIEU OF THE CLOSED CELL ELASTOMER.
THE FOUNDATION. HAND PACKED GROUT MAY BE
BOTTOM OF THE BASEPLATE AND THE TOP OF
COMPLETELY FILL THE OPENING BETWEEN THE
BELOW BASEPLATE. THE ELASTOMER SHALL
SEAL WITH 1'-1" Ø CONCENTRIC HOLE PLACED
4½" THK. X 1'-6" Ø CLOSED CELL ELASTOMER
OVER WEEPHOLE OPENING
GALVANIZED CONCRETE NAILS
MESH ATTACHED WITH 4
OF 23 GAGE GALVANIZED
PLACE 4" X 4" PIECE
1" MAX. FROM BOTTOM OF NUT
TO TOP OF FOUNDATION
FOR SEAM WELD
ALLOWABLE LIMITS
FOR SEAM WELD
ALLOWABLE LIMITS
FOR SEAM WELD
ALLOWABLE LIMITS
PROJECT TITLE: PROJECT NO.: DRAWING NO.:
SHEET NO.:
9/17/2024
SIGNATURE BLOCK: DRAWING TITLE:
SP-3
l FILE NAME LASTED SAVED BY:
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STEEL SPAN POLE DETAILS
TRANSPORTATION
POLE WITH 1 SEAM WELD
POLE WITH 2 SEAM WELDS
IDENTIFICATION TAG - N.T.S.
A
SP-2
SECTION
SCALE: 1 1/2" = 1'-0"
B
SP-2
DETAIL
SCALE: 3/4" = 1'-0"
D
DETAIL
SCALE: 1 1/2" = 1'-0"
C
SECTION
SCALE: 3/4" = 1'-0"
D
C
STEEL SCREWS (TYP.)
RESISTANT STAINLESS
WITH SELF-TAPPING TAMPER
ATTACH TAG TO POLE AND ARM
SCALE AS NOTED
K. GUTHRIE K. BROWN
INSTALLATION AND REVISION OF TRAFFIC
CONTROL SIGNALS IN DISTRICT 1
05.03 D. TOMPKINS
A
C H
O R
B O
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N G
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A N
C H
O R
B O
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E M
B E
D M
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T
EDGE OF SIDEWALK
F O
U N
D A
T
IO
N L
E N
G T
H
(M
IN
IM
U
M S
IZ
E
A N
D S
P A
C
IN
G O
F R
E
IN
F O
R C
E M
E N
T
C
O V
E R
E
F
C
O V
E R
BOLT CIRCLE
BOLT CIRCLE
Ø3'-0"
2'-0" Ø
3" COVER
Ø3'-0"
2'-0" Ø
T
IE
S
/S P
IR
A
L S
S
P A
C
IN
G /P
IT
C
H
M E
A S
U R
E D
F R
O M
L E
V E
L F
IN
IS
H E
D G
R A
D E
E M
B E
D M
E N
T D
E P
T H
ANCHOR BOLT (TYP.)
ANCHOR BOLT (TYP.)
BUSHING (TYP.)
INSULATING BONDING
MINIMUM SIZE AND SPACING OF REINFORCEMENT)
ALTERNATE TIE SPLICES 180° (TYPICAL
#4 TIES/SPIRALS @ 6" SPACING/PITCH,
NUMBER AND SIZE OF REINFORCEMENT)
16 - #8 EQUALLY SPACED (MINIMUM
REINFORCEMENT (TYP.).
PLACE TO CLEAR ANCHOR BOLTS AND
MINIMUM OF 3 - 2" Ø CONDUIT SWEEPS.
SHOWN ON TRAFFIC SIGNAL CONTROL PLANS.
RIGID METAL CONDUIT, NUMBER AND SIZE AS
ANCHOR BOLTS (TYP.)
RIGID METAL CONDUIT (TYP.)
EARTH FINISHED GRADES
1" X 1" BEVEL WITH
STEEL GROUND ROD
⅝" x 10' COPPER CLAD
TOOLED EDGE ADJACENT TO CONCRETE SIDEWALK SLOPE TO MATCH CROSS-SLOPE OF ADJACENT SIDEWALK
LEVEL WHEN SURROUNDED WITH EARTH BACKFILL,
TOP OF FOUNDATION,
CAP END (TYP.)
THREAD AND
4" CONDUIT PROJECTION
TOPPED WITH JOINT SEALANT
¼" PREFORMED EXPANSION JOINT FILLER
PROJECTION
ANCHOR BOLT
SIDEWALK
CONCRETE
TOP OF
WITH OPTIONAL ELBOW
2" Ø PVC PIPE WEEPHOLE
AND ORIENTATION OF SPAN�
PLATESANCHORAGE
OF SPAN AND ORIENTATION �
VARIES
FINISHED GRADE
TOP OF EARTH
PAYMENT UNDER THE ITEM "CONCRETE SIDEWALK".
PREFORMED EXPANSION JOINT FILLER AND JOINT SEALANT SHALL BE INCLUDED FOR THE COST OF
TO FOUNDATION INSTALLATION SHALL BE PAID FOR UNDER THE ITEM "CONCRETE SIDEWALK".
OR CUT DURING INSTALLATION, REPLACE THE ENTIRE SECTION. ALL SIDEWALK REPLACED DUE
WHERE AN EXISTING CONCRETE SIDEWALK ABUTTING A FOUNDATION IS DAMAGED
SPAN POLE."
FABRICATION, TO BE INCLUDED FOR PAYMENT UNDER THE ITEM "TRAFFIC CONTROL FOUNDATION- CASING, WEEPHOLES, AND PREFORMED EXPANSION JOINT FILLER, INCLUDING THE DESIGN AND
THE COST OF THE FOUNDATION, INCLUDING THE EXCAVATION, CONCRETE, REINFORCEMENT,
SHAFT HAS ATTAINED A COMPRESSIVE STRENGTH, f'c, GREATER THAN OR EQUAL TO 4000 PSI.
THE SPAN POLE SHALL NOT BE ERECTED ON THE FOUNDATION UNTIL THE CONCRETE IN THE
THE CONCRETE SHALL BE PLACED IN THE EXCAVATION AGAINST UNDISTURBED EARTH.
UNLESS OTHERWISE NOTED.
REINFORCEMENT IS NOT PERMITTED. ALL REINFORCEMENT SHALL HAVE 3" COVER,
THE REINFORCEMENT SHALL BE ASSEMBLED WITH WIRE TIES. WELDING TO ASSEMBLE
THE REINFORCEMENT SHALL BE UNCOATED AND CONFORM TO ASTM A615, GRADE 60.
M.03 - PORTLAND AND HYDRAULIC CEMENT CONCRETE.
SHALL CONFORM TO THE REQUIREMENTS OF 6.01 - CONCRETE FOR STRUCTURES AND
THE COMPRESSIVE STRENGTH OF THE CONCRETE IN THE CONSTRUCTED FOUNDATION
COMPRESSIVE STRENGTH, f'c, USED IN DESIGN OF THE FOUNDATION SHALL BE 4,000 PSI.
THE CONCRETE FOR THE FOUNDATION SHALL CONFORM TO CLASS PCC04460. THE
EMBEDDED SPAN POLE ANCHORAGE AND THE FOUNDATION REINFORCEMENT.
ADEQUATE FOR THE SPAN POLE REACTIONS AND TO AVOID CONFLICTS BETWEEN THE
AND THE SPAN POLE ANCHORAGE TO ENSURE THAT THE FOUNDATION IS
THE DESIGN OF THE FOUNDATION SHALL BE COORDINATED WITH THE SPAN POLE
EXPLORATIONS AND INVESTIGATIONS SHALL BE DETERMINED BY THE CONTRACTOR.
SHAFT FOUNDATION EXCAVATION. THE NEED AND EXTENT OF ALL SUBSURFACE
GROUND WATER, ETC.) IN THE LOCATION OF, ADJACENT TO AND BELOW THE DRILLED
ON THE SUBSURFACE CONDITIONS (CHARACTER OF THE SOIL AND ROCK, PRESENCE OF
THE FOUNDATION SHALL BE DESIGNED FOR THE SOILS AND ROCK PROPERTIES BASED
SPECIAL PROVISION "TRAFFIC CONTROL FOUNDATION-SPAN POLE".
FABRICATED, AND CONSTRUCTED BY THE CONTRACTOR IN ACCORDANCE WITH THE
THE DRILLED SHAFT FOUNDATION FOR THE SPAN POLE SHALL BE DESIGNED,
3" PROJECTION ABOVE
SLOPED FINISHED EARTH GRADE
3" ABOVE LEVEL FINISHED EARTH GRADE
2'-0" MINIMUM
BELOW FINISHED GRADE
E M
B E
D M
E N
T D
E P
T H
M E
A S
U R
E D
F R
O M
S L
O P
E D
F
IN
IS
H
E D
G R
A D
E
TOP 1' OF FOUNDATION FORMED
AS SQUARE, OR AS DIRECTED BY
THE ENGINEER
3'-0" Ø
SIDEWALKS, FOR ACCESS
OR REAR FACE AT
4'-0" MIN., FRONT FACE
22.5°
45°
2'-6" SPLICE
ALTERNATE SPLICES
2'-0"
ANCHORAGE PLATE
PROJECT TITLE: PROJECT NO.: DRAWING NO.:
SHEET NO.:
9/17/2024
SIGNATURE BLOCK: DRAWING TITLE:
SP-4
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FOUNDATION DETAILS
STEEL SPAN POLE
TRANSPORTATION
FOUNDATION NOTES
E
SECTION
SCALE: 3/4" = 1'-0"
F
SECTION
SCALE: 3/4" = 1'-0"
FOUNDATION DETAIL
SCALE: 3/4" = 1'-0"
THE ENGINEER
AS SQUARE, OR AS DIRECTED BY
TOP 1' OF FOUNDATION FORMED
TOP OF ANCHORAGE PLATE
ROUGHEN SURFACE
OPTIONAL CONSTRUCTION JOINT,
SCALE AS NOTED
K. GUTHRIE K. BROWN
INSTALLATION AND REVISION OF TRAFFIC
CONTROL SIGNALS IN DISTRICT 1
05.04 D. TOMPKINS
| 413-315-1828 | |
| 2026-05-01T18:59:50-0400 | |
| SLR | |
| David Tompkins | |
| I am the author of this document |
File details come from the government source that posted it. Updated .