COMMONWEALTH OF PENNSYLVANIA

1 COMMONWEALTH OF PENNSYLVANIADEPARTMENT OF TRANSPORTATION pennsy vaniaDEPARTMENT OF TRANSPORTATIONTC-8800 SERIESTRAFFIC STANDARDS - SIGNALSPUB. 148 (DEC. 2011)BUREAU OF MAINTENANCE AND OPERATIONSSTANDARD DRAWING OF TRAFFIC STANDARDS - SIGNALSTC-8801 (10 SHEETS) , 2011 TRAFFIC SIGNAL SUPPORTTC-8805 , 2011 SIGNAL HEADSTC-8802 , 2011 CONTROLLER ASSEMBLYTC-8803 (4 SHEETS) , 2011 MISCELLANEOUSTC-8804 (2 SHEETS) , 2011 ELECTRICAL DISTRIBUTIONTC-8806 (2 SHEETS) , 2011 DETECTORSCOMMONWEALTH OF PENNSYLVANIADEPARTMENT OF TRANSPORTATION LUMINAIRE ARM "C" ARM "B"ANGLE "Y"ARM "A"OFFSET CONSTRUCTION90 "G"LUMINAIRE ARM LENGTH"S""N""O""M""R""T""P""U""DE"DISTAN CE BETWEEN EXTREME SIGNAL HEADS"K" (SEE NOTE 3)"F""X""H"AS REQUIRED TO PROVIDE DIMENSION "H" (SEE NOTE 9)AS REQUIRED TO PROVIDE DIMENSION "X" (SEE NOTE 9)(LUMINAIRE MOUNTING HEIGHT)(CLEARANCE BETWEEN ROADWAY AND LOWEST SIGN OR SIGNAL HEAD)

2 ANGLE "Z"TC-8801"Y"(SEE NOTE 10)TRAFFIC SIGNAL SUPPORTMAST ARMSEE NOTE 11 SEE NOTE 12(SEE NOTE 13)CHAMFERSECTION D-DDETAIL APLANELEVATIONDD"DE"2"DE"2 ARM "A"ARM LENGTH "L" (SEE NOTE 7)PERPENDICULAR TO CONSTRUCTION ANGLE "W" IF OF ARM IS NOT(TYP.)SIGN(TYP.)HEADSIGNAL(SEE NOTE 2)HANDHOLE(EXCEPT FOR STREET NAME SIGN)HEADS AT THE SAME ELEVATIONPLACE TOP OF SIGNS AND SIGNALSIGNAL HEAD(S)HORIZONTAL OF SMALLESTAT THIS POINTSIGNAL HEAD(S) INTERSECT OF ARM AND OF SMALLEST FOUNDATION. SEE INSTALL A MINIMUM OF ONE GROUND ROD AT EACH c. HAVE GROMMETED WIRE ENTRANCE. d. DO NOT ENTRAP WATER INSIDE THE BRACKET. FOUNDATION PRIOR TO DETERMINING THIS DIMENSION. OBTAIN ELEVATION OF ROADWAY AND TOP OF b. PERMIT THE ADJUSTMENTS SHOWN IN DETAIL A. AND YELLOW SECTIONS OF THE SIGNAL HEAD. HEAD, OR TO THE BOTTOM AND BETWEEN THE RED EITHER TO THE TOP AND BOTTOM OF THE SIGNAL SIGNAL HEAD. FOR 5-SECTION HEADS, ATTACH a.

3 ATTACH TO THE TOP AND BOTTOM OF INDICATED IN PUBLICATION 408. PURPOSES. THE TYPE OF SUPPORT MAY BE ANY OF THOSE5. A "ROUND TAPERED" SUPPORT IS USED FOR ILLUSTRATION ARM "A".2. PLACE HANDHOLE 90 OR 180 FROM CENTERLINE OF1. FOR FOUNDATION DETAILS, SEE SHEETS 3 THROUGH 8.(SEE NOTES 4 & 10)PEDESTRIAN SIGNAL TC-8805, FOR BRACKETS THAT: UNLESS OTHERWISE INDICATED. PROVIDE MOUNTING8. RIGIDLY MOUNT ALL SIGNAL HEADS ON THE MAST ARMRECOMMENDEDRECOMMENDED12"1" x 1" FOR PEDESTRIAN SIGNAL HEADS. SIGNAL HEADS; 7 MINIMUM, 10 MAXIMUM 8 MINIMUM, 15 MAXIMUM FOR TRAFFIC SUCH THAT CLEARANCE IS IN THE RANGE OF: OF ROADWAY. PROVIDE SPECIFIED DIMENSION "K" DIMENSION "K" IS FROM PAVEMENT GRADE AT CENTER3. DIMENSION "K" IS FROM SIDEWALK. IF NO SIDEWALK, OF SHOULDER. SIGNALS 2 MINIMUM BEHIND CURB OR EDGE OR FROM EDGE OF SHOULDER. PLACE POST-MOUNTED4. DIMENSION "F" IS 2 MINIMUM FROM CURB7.

4 ARMS LESS THAN 31 WILL BE ONE SECTION. TRAFFIC CONTROL DEVICES". WITH PUBLICATION 149 AND "THE MANUAL ON UNIFORM PROVIDE SPECIFIED CLEARANCE IN ACCORDANCE VIA OVERLAP SLIP JOINT. TO ALLOW FUTURE LUMINAIRE ATTACHMENT IF SPECIFIED, PROVIDE 36" MINIMUM STUBSTANDARD18" SHEET 10)PLATE (SEE DETAIL BMAST ARM CONNECTIONDETAIL, SHEET 9 SEE SIGN BRACKETOR D3-5).NAME SIGN (D3-4 OVERHEAD STREETDETAIL, SHEET 9 SEE SIGN BRACKETSIGN BRACKETON SHEET DETAIL BINFORMATIONFOR WELD(SEE DETAIL ON SHEET 10)OVERLAP SLIP JOINT(SEE DETAIL ON SHEET 10)MAST-ARM-TO-SHAFT CONNECTION FOR ANCHOR BOLTS, SEE SHEET FOR QUANTITY, SIZE, SIZE OF HOLES AND BOLT CIRCLEGENERAL NOTES: TRAFFIC SIGNAL SUPPORTS". PUBLICATION 149, "CRITERIA FOR THE DESIGN OF FOR MAXIMUM ALLOWABLE DIMENSION "Y", SEE (SEE NOTES 1 & 6)FOUNDATIONSHEET 1 OF 10 STIFFNESS. ATTACHMENT WEIGHTS, WIND DIRECTION AND STRUCTURE ATTACHMENT GEOMETRY, ATTACHMENT ORIENTATION, THE DIRECTION OF WIND FROM UNIQUE COMBINATIONS OF AMPLITUDE, RESONANT OSCILLATIONS IN A PLANE NORMAL TO THE 180-DAY PERIOD.

5 GALLOPING MAY RESULT IN LARGE VISUAL INSPECTION RECORDS TO THE OWNER AT THE END OF FOR THE ABOVE CRITERIA DURING 180-DAY PERIOD. PROVIDE IS INSTALLED, CONTINUE VISUAL INSPECTION OF MAST ARM AT THE MAST ARM TIP EXCEEDS 8". IF A MITIGATION DEVICE MAXIMUM DISPLACEMENT (MAX. POSITIVE TO MAX. NEGATIVE) ACCORDANCE WITH PUB 408, SECTION (b) IF THE 180-DAY PERIOD. PROVIDE GALLOPING MITIGATION DEVICE IN CONDITION. CONTINUE VISUAL INSPECTION FOR ANOTHER ARM INSTALLATION FOR GALLOPING IN 5 TO 20 MPH WIND 16. DURING 30-DAY TEST PERIOD, VISUALLY INSPECT NEW MAST APPROVED ON A PROJECT-BY-PROJECT BASIS. ALTERNATE OVERLAP SLIP JOINT IS SPECIFIED OR EXCEPT FOR ROUND STEPPED SUPPORTS, OR UNLESS USE ONE-PIECE SHAFT WHEN LUMINAIRE IS REQUIREDSHEET 10)(SEE DETAIL C,FILLER (TYP.)EXPANSION JOINT " PREMOLDEDHANDHOLE (SEE DETAIL ON SHEET 10)SHEET 10)(SEE DETAIL ONBASE PLATE(SEE NOTE 16)MITIGATION DEVICEFUTURE GALLOPINGBUREAU OF MAINTENANCE AND OPERATIONSSECTIONCHIEF, TRAFFIC OPERATIONSTRAFFIC OPERATIONS DIVISIONCHIEF OF HIGHWAY SAFETY AND TO EACH OTHER.

6 FOUNDATIONS FOR TWO MAST ARMS AT ACUTE OR OBTUSE ANGLES THE ANCHOR BOLT DIAMETERS, ANCHOR BOLT CIRCLES AND ANOTHER. ADDITIONAL STRUCTURAL ANALYSIS IS REQUIRED FOR CONFIGURATIONS WHEN THE MAST ARMS ARE PERPENDICULAR TO ONE FOR ONE MAST ARM CONFIGURATIONS AND TWO MAST ARMS FOUNDATIONS PRESENTED IN THESE STANDARDS ARE APPLICABLE 17. THE ANCHOR BOLT DIAMETERS, ANCHOR BOLT CIRCLES AND DESIRABLE SHEET 10. (INCIDENTAL TO MAST ARM ITEM ) WITH SIGNS ONLY. FOR MITIGATION DEVICE DETAIL, SEE 15. INSTALL MITIGATION DEVICE FOR MAST ARMS 50 OR LONGER , , 2011 COMMONWEALTH OF PENNSYLVANIADEPARTMENT OF TRANSPORTATION"S""N""O""M""R""T""P""U""F ""L"SAG= "X" (LUMINAIRE MOUNTING HEIGHT)"H" (LENGTH OF STRAIN POLE)"G" LUMINAIRE ARM "C"ANGLE "Y"ANGLE "Z" SPAN WIRESPAN WIRE"K" (SEE NOTE 3)TC-8801"Y" SIGNAL SUPPORTSTRAIN POLESEE NOTE 11 DISTRIBUTION CABLESPAN WIRETETHER WIRECHAMFERMINIMUM BREAKING STRENGTH OF SPAN WIREOVERLAP SLIP JOINT DETAILDETAIL A LUMINAIRE ARM "D"ELEVATIONPOLESTRAINWITH PREDRILLED HOLELUMINAIRE EXTENSIONTHE SAME SIGNAL HEADS ATPLACE TOP OF SIGNS(SEE NOTE 8)TETHER WIREPOLESTRAINCLAMPCABLE(SEE NOTE 5)LASHINGNOTE 10)(SEECLAMPWIRESPANNOTE 10)(SEECLAMPWIRESPANCLAMPWIRESPANCLAMPWI RESPAN ASSEMBLEDJOINT, FIELDOVERLAP SLIP(TYPICAL)SEE DETAIL A(SEE NOTES 11 AND 12)(ALTERNATE METHOD TO PROVIDE LUMINAIRE)CONDUCTORS (TYP.)

7 ALUMINUM OR STEELCOMBINATION OF COPPER,CLAMP SUITABLE FOR ANYSTAINLESS STEEL BAILSTRANDVISE WITHDEAD-END, FEED-THRUSTAINLESS STEEL BAILSTRANDVISE WITHDEAD-END, FEED-THRUASSURE ELECTRICAL CONTINUITYARE NOT CONTINUOUS, PROVIDE A JUMPER TOIF FOR ANY REASON SPAN WIRE OR TETHER WIRE SPAN WIRE EACH SPAN OR TETHER WIRE WILL HAVE AN INDIVIDUAL FOR ANCHOR BOLTS, SEE SHEET FOR QUANTITY, SIZE, SIZE OF HOLES AND BOLT CIRCLE PROJECT-BY-PROJECT BASIS. OVERLAP SLIP JOINT IS SPECIFIED OR APPROVED ON A EXCEPT FOR ROUND STEPPED SUPPORTS, OR UNLESS ALTERNATE USE ONE-PIECE STRAIN POLE WHEN LUMINAIRE IS REQUIRED SPAN PROVIDE DEAD-ENDS THAT DEVELOP THE STRENGTH OF THE1. FOR FOUNDATION DETAILS, SEE SHEETS 3 THROUGH FORSEE TC-8805,CABLE SUPPORT FOUNDATION, SEE TC-8804, INSTALL A MINIMUM OF ONE GROUND ROD AT EACHRECOMMENDEDRECOMMENDED " " " " "3150 lbs5350 lbs6950 lbs9350 lbs12,100 lbs6301 lbs10,020 lbs15,930 lbs19,060 lbs23,000 lbs4"| (MIN.)

8 CABLE ENTRANCEBARE COPPER (TYP.)No. 4 AWG CONTINUITYA METHOD THAT WILL ASSUREDIRECTLY TO STRAIN POLE BYTETHER WIRE MAY BE BONDEDCONNECTORS. SPAN WIRE ANDNo. 4 AWG MIN. GROUNDINGLUG TO ACCOMMODATE 24"12"STANDARDSEE NOTE 12(TYPICAL ALL POLES)12" "18"1" x 1" SIGNAL HEADS. 7 MINIMUM, 10 MAXIMUM FOR PEDESTRIAN 15 MAXIMUM FOR TRAFFIC SIGNAL HEADS; THAT CLEARANCE IS IN THE RANGE OF: 8 MINIMUM, ROADWAY. PROVIDE SPECIFIED DIMENSION "K" SUCH DIMENSION "K" IS FROM PAVEMENT GRADE AT CENTER OF3. DIMENSION "K" IS FROM SIDEWALK. IF NO SIDEWALK, 2 MINIMUM BEHIND CURB OR EDGE OF SHOULDER. FROM EDGE OF SHOULDER. PLACE POST-MOUNTED SIGNALS4. DIMENSION "F" IS 2 MINIMUM FROM CURB OR ASTM A 475, CLASS A, COMMON GRADE. A BREAKING STRENGTH OF 1900 lbs MEETING8. TETHER WIRE - " DIAMETER (NOMINAL) WITH SLIP JOINT. ALLOW FUTURE LUMINAIRE ATTACHMENT VIA OVERLAP IF SPECIFIED, PROVIDE 36" MINIMUM STUB TO 4 & 9 )(SEE NOTES CONTROL DEVICES".

9 PUBLICATION 149 AND THE "MANUAL ON UNIFORM TRAFFIC 9. PROVIDE SPECIFIED CLEARANCE IN ACCORDANCE WITHSHEET 9 BRACKET DETAIL,SEE SIGNSHEET 9 SEE DETAIL III,ADAPTER, AND PIPE AS REQUIREDBALANCE ADJUSTER, CABLE ENTRANCEHEAD INCLUDES SPAN WIRE HANGER,MOUNTING HARDWARE AT TOP OF SIGNALON SHEET DETAIL BINFORMATIONFOR WELDON SHEET 10)(SEE DETAILBASE PLATEON SHEET 10)HANDHOLE (SEE DETAILSIEMENS-MARTIN GRADEASTM A 475, CLASS A,SPAN WIRENOM. DIA. OFASTM B 41615 MINIMUM (SEE NOTE 9)HOLE IN STRAIN POLEM 232). FIELD DRILL(ASTM A 153 - AASHTOSECTION (S)PUBLICATION 408,SPECIFIED IN AND GALVANIZED AS SECTION (C) PUBLICATION 408,IN ACCORDANCE WITH NUT AND LOCK WASHER " THRU-BOLT WITH DETAIL, SHEET SIGN BRACKET(D3-4 OR D3-5).NAME SIGN OVERHEAD STREETGENERAL NOTES:WIRESPANWIRETETHER ACCORDING TO MANUFACTURER S RECOMMENDATIONS. PROPER SIZE AND SPACING OF CABLE RINGS AND SADDLES CABLE TIES AT INTERVALS NOT EXCEEDING 12".

10 PROVIDE WITH AN ALL PURPOSE SPLIT BOLT CONNECTOR. PLACE 6". SECURE ENDS OF WIRE LASHING TO THE SPAN WIRE WITH WIRE LASHING AT INTERVALS NOT EXCEEDING CABLE RINGS AND SADDLES. MAKE ONE COMPLETE WRAP GALVANIZED STEEL WIRE, STAINLESS STEEL WIRE, OR CABLE TIES OF THE OUTDOOR TYPE, SOLID COPPER WIRE, PREFORMED GALVANIZED STEEL RODS, SELF-LOCKING5. LASH DISTRIBUTION CABLE TO THE SPAN WIRE WITHLENGTH)(LUMINAIRE ARMCABLEDISTRIBUTION(SEE NOTES 1 & 2)FOUNDATIONSHEET 2 OF 10 SHEET 10)(SEE DETAIL C,FILLER (TYP.)EXPANSION JOINT " PREMOLDEDBUREAU OF MAINTENANCE AND OPERATIONSSECTIONCHIEF, TRAFFIC OPERATIONSTRAFFIC OPERATIONS DIVISIONCHIEF OF HIGHWAY SAFETY , , 2011 COMMONWEALTH OF PENNSYLVANIADEPARTMENT OF TRANSPORTATIONTC-8801 TRAFFIC SIGNAL ARMTWO ARMS *618"18"618"18"618"18"618"18"621"2"21"62 1"2"21"62"24"2"24"62"24"2"24"62"24"2"24" 62"24"2"24"2 "2 "2 "2 "1 "1 "1 "1 "2"2"2 "2 "2 "2 " LENGTH 20 - 24 SHAFT LENGTH 26 - 30 SHAFT LENGTH 32 - 34 1000618"2"2"18"2"18"2000618"2"2"18"2"18" 3000618"2"2"18"2"18"4000618"2"2"18"2"18" 5000618"2"2"18"2"18"6000618"21"21"700061 8"21"21"8000618"21"21"9000618"21"21"10,0 00618"21"21"1 "1 "1 "1 "2"2"2"2"1 "1 "1 "1 "2"2"2"2"2 "2 "2 "2 "2 "1 "1 "1 "1 "1 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "2 "WASHERANCHOR BOLTBOLT CIRCLESQUARE PEDESTALBASE MOUNT PLANCIRCULAR PEDESTAL(TYP.)