1 1/2" x 60" Galvanized (thread both ends) Top Bolt See Detail "A-1" and Slotted Channel Parallel Conduit Clamp Warning Sign 3 Equal Bolt Spacings (3 places at 12" min. spacing) (1) 3/8"x 7" min. (4"x 6") or (1) 3/8" x 9" min.(6"x 8") (sized to fit wood post) stainless steel hex. head bolts with flat washers and square nuts 1 5/8" x 1 5/8" Galvanized Slotted Channel (12 ga) Bottom Bolt 1 1/2" female PVC adapter or 1 1/2" Only Galvanized Steel Pipe Plug (weap hole drilled) 6" (4"x 6" post) 8" (6"x 8" post) 1 1/2" schedule 80 PVC or rigid metal conduit (*) see note Flasher Controller Note: (*) For projects maintained by the Wayne Co. Department of Public Services (WCDPS), use rigid metal for conduit(s) from grade level to 10' (min.) above grade or as directed by the Engineer. DETAIL "A-1" Parallel Conduit Clamp Slotted Channel SINGLE SIGN MOUNTED FLASHING BEACON INSTALLED ON ONE WOOD POST File: PW:RD/TR/Signals/Web/Statewide SD/Final Rev. 10/21/14 Michigan Department of Transportation PREPARED BY TRAFFIC AND SAFETY ENGINEER OF DELIVERY ENGINEER OF DEVELOPMENT MICHIGAN DEPARTMENT OF TRANSPORTATION FOR SIGN MOUNTED BEACON DRAWN BY: DJF CHECKED BY: (SPECIAL DETAIL) 1 of 9
Stainless hex. head bolts with lock washers & spring nuts (See Detail "A") See detail "C" 1 5/8" x 3 3/4" x 3 15/16" Four hole galvanized corner angle with hex. head bolts, washers & nuts (See detail "B") 13/16" x 1 5/8" galvanized steel solid strut channel (12 ga.) 1 1/2" Female PVC Adapter 1 1/2" Galv Rigid "Tee" with back plate 1 1/2" Female PVC Adapter Four hole galvanized corner angle with hex. head bolts, washers & nuts (See detail "B") 1 1/2" Schedule 80 PVC or rigid metal Conduit (*) see note 1 1/2" Zinc plated s Stainless Steel hex. head bolts with lock washers & spring nuts (see Detail "A") steel 2 hole Rigid Pipe Clamp with (2) 3/8" galvanized lag screws (3'-0" Spacing) 6" (4"x 6" post) 8" (6"x 8" post) Steel Pipe Plug (weap hole drilled) s 1 1/2" Zinc Plated steel 2 hole rigid pipe clamp (2) 3/8" x 1" Stainless steel hex. head bolt, with lock washer, & 3/8" spring nut (500 series) 1 5/8" x 3 3/4" x 3 15/16" Four Hole galvanized corner angle (2) lock nuts 3 3/4" Flasher Controller (*) see note on sheet 1 of 9 1 5/8" 13/16" x 1 5/8" 1 5/8" (2) 5/16"x 4 1/2" min. (4"x 6") or Galvanized Steel (2) 5/16" x 6 1/2" min.(6"x 8") Solid Strut (sized to fit wood post) channel (12 ga.) stainless steel hex. head bolts (4) flat washers 3 15/16" Steel Coupling DETAIL "B" 1 1/2" 1 5/8" Steel pipe plug 13/16" x galvanized (2) 3/8" x 1 1/2" 1 5/8" rigid Weep hole (drilled) stainless steel Four hole conduit 13/16" Galvanized hex. head bolts galvanized steel 13/16" x 1 5/8" with lock washers corner angle strut Galvanized Steel DETAIL "A" and hex. head nuts channel Solid Strut Channel (12 ga.) 1 1/2" Zinc Plated (12 ga.) Steel 2 hole Rigid Pipe Clamp 1 1/2" (3'-0" Spacing) conduit SINGLE SIGN MOUNTED FLASHING BEACON DETAIL "C" INSTALLED ON TWO WOOD POSTS 2 of 9
13/16" 1 5/8" galvanized steel solid strut channel (12 ga.) 3 3/4" 2 1/2" perforated steel square tube (10 ga.) 1 5/8" 1 5/8" x 3 3/4" x 3 15/16" Four hole galvanized corner angle (2) 3/8" x 1 1/2" stainless steel hex. head bolts with lock washers and hex. head nuts DETAIL "D" (2) lock washers (2) square nuts (2) 5/16" x min. stainless steel hex. head bolts (4) flat washers FRONT VIEW Stainless steel hex. head bolts with lock washers & spring nuts (See detail "A") sheet 2 of 9 (typ) 1 1/2" galvanized rigid conduit Stainless steel hex. head bolts, washers and square nuts (see detail "D") (typ) Perforated steel square tube breakway system 1 1/2" schedule 80 PVC or rigid metal conduit (*) see note Four hole galvanized corner angle with hex. head bolts, flat washers and nuts (see detail "D") (typ) 1 5/8" x 3 3/4"x 3 15/16" Four hole galvanized corner angle (see Detail "D") (typ) 2 1/2" perforated steel square tube (10 ga.) Expansion joint 1" stainless steel banding 1 1/2" galvanized rigid conduit 1 1/2" schedule 80 PVC or rigid metal conduit (*) see note Perforated steel square tube breakway system Grade Level U.G. conduit/cable to flasher controller. SINGLE SIGN MOUNTED FLASHING BEACON INSTALLED ON TWO STEEL POSTS (PERFORATED STEEL SQUARE TUBE BREAKAWAY SYSTEM) 3 of 9
1 1/2" x 60" Galvanized (thread both ends) rigid conduit. Top Bolt and Slotted Channel Warning Sign 3 Equal Bolt Spacings See Detail "A-1" on Rigid "Tee" with back plate Parallel Conduit Clamp (3 places at 12" min. spacing) (1) 3/8"x 7" min. (4"x 6") or (1) 3/8"x 9" min. (6"x 8") (sized to fit wood post) stainless steel hex. head bolts with flat washers and square nuts 1 1/2" Galv Rigid "Tee" with back plate 1 5/8" x 1 5/8" Galvanized Slotted Bottom Bolt Channel (12 ga) 1 1/2" female PVC adapter or 1 1/2" Galvanized Steel Pipe Plug (weap hole drilled) Only 1 1/2" schedule 80 PVC or rigid metal conduit (*) see note on 6" (4"x 6" post) 8" (6"x 8" post) Flasher Controller Wood posts Expansion joint Grade Level U.G. conduit/cable from flasher controller. SIGN MOUNTED DUAL FLASHING BEACONS INSTALLED ON TWO WOOD POSTS 4 of 9
rigid conduit. 1 1/2" x 60" Galvanized (thread both ends) Top Bolt and Slotted Channel Warning Sign 3 Equal Bolt Spacings See Detail "A-1" on Rigid "Tee" with back plate Parallel Conduit Clamp (3 places at 12" min. spacing) (1) 3/8" x min. stainless steel hex. head bolts with flat washers and square nuts 1 5/8" x 1 5/8" Galvanized Slotted Channel (12 ga) 1 1/2" Galv Rigid "Tee" with back plate Bottom Bolt 1 1/2" female PVC adapter or 1 1/2" Galvanized Steel Pipe Plug (weap hole drilled) Only 2 1/2" perforated steel square tube (10 ga.) 1 1/2" schedule 80 PVC or rigid metal conduit (*) see note Flasher Controller 2 1/2" perforated Expansion joint steel square tube (10 ga.) Expansion joint Grade Level breakeaway system U.G. conduit/cable to flasher controller. SIGN MOUNTED DUAL FLASHING BEACONS INSTALLED ON TWO STEEL POSTS (PERFORATED STEEL SQUARE TUBE BREAKAWAY SYSTEM MICHIGAN DEPARTMENT OF TRANSPORTATION 5 9 of
Aluminum cap (typ) Sign Optical with 12" 1W-1C (LED) yellow lens 1 1/2" bond bushing 1 1/2" hex nut Flat washer Bottom of Sign Optical Serrated washer Jam nut w/set screw 1 1/2" rigid metal conduit DETAIL "A-2" SIGN MOUNTED FLASHING BEACON SIDE VIEW Solar Engine Assambly (Orientation Facing South) Sign Optical with 12" 1W-1C (LED) Yellow lens Tilt Mount Top Plate/Base Bracket Aluminum cap (typ) Sign Optical with 12" 1W-1C (LED) yellow lens Iron Cross (Typ) Iron Cross slip fit Note: Use 6" x 8" wood posts(s) when supporting solar panel(s) U.G. conduit/cable to dual advance warning sign optical location when required. SIGN MOUNTED FLASHING BEACON (ONE SOLAR ENGINE ASSEMBLY) 6 of 9
FRONT VIEW Wood Pole SIDE VIEW Solar Engine Assembly (Orientation Facing South) 3/8"x 5" hex. head lag screw (2 min) 12" Extension height Set Screw Tilt Mount Top Plate/Base Bracket Aluminum Cap (Typ) 1 1/12" x 18" Rigid Pipe Iron Cross (Typ) 1 1/4" Plug to close hole 1 1/2" x 16" Rigid Pipe 3/8"x 5" hex. head lag screw (2 min) Aluminum Cap (Typ) Iron Cross slip fit Pole foot 1 1/4" hole Offset 1 1/4" Schedule 80 PVC or Rigid Metal Conduit (*) see note 1/14" Galvanized Steel 2 Hole Rigid Pipe Clamp (3'-0" Spacing) Solar Power Beacon Advance warning sign location SOLAR ENGINE ASSEMBLY MOUNTED WOOD POLE MICHIGAN DEPARTMENT OF TRANSPORTATION 7 of 9
FRONT VIEW Steel/ Concrete Pole SIDE VIEW Solar Engine Assembly (Orientation Facing South) 12" Extension Height Set Screw Tilt Mount Top Plate/Base Bracket Iron Cross (Typ) Aluminum Cap (Typ) 1 1/4" Plug to close hole 1 1/12" x 18" 1 1/2" x 16" Rigid Pipe Band Rigid Pipe 3/4" x 0.30 Min. Stainless Steel Aluminum Cap (Typ) Iron Cross slip fit Pole Foot 1 1/4" Hole Offset 1 1/4" Schedule 80 PVC or Rigid Metal Conduit (*) see note 3/4" x 0.30 Min. Stainless Steel Band (3' Spacing) Solar Power Beacon Advance warning sign location SOLAR ENGINE ASSEMBLY MOUNTED ON STEEL/CONCRETE POLE 8 9 of
Solar Engine Assembly (Orientation Facing South) 12" Extension Height Sign Optical with 12" 1W-1C (LED) Yellow lens Tilt Mount Top Plate Bracket Cap Post top (slip fitter) * Refer to Standard Plans for Miscellaneous Sign Connection Details 10' - 0" Variable Iron Cross (Typ.) Band Saddle * 3/4" x 0.30" Min. Stainless Steel Band Band Saddle (30" or less, strap at 2 locations) Aluminum Pedestal Frangible Square Aluminum Base SQUARE ALUMINUM BASE Note: Use pedestal collar for pedestal length greater than 14' SOLAR ENGINE MOUNTED ON PEDESTAL 9 of 9