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<br />Colorado Department of Transportation Computer File nformatlon <br />~ 4201 East Arkansas Avenue Path: YlWW .dot.state.co, us jDevelopPro jects jDesignSupportjSStanda rd j <br />Denver. Colorado 80222 <br />,~-..,....",~ Phone: (303) 757-9436 FAX: (303) 757-9219 Drawing File Nome: GMSSL 10- 2002.dwg <br />~,,~ <br />Safety & Traffic Engineering Branch KA Acad Version: R2002 Scale: NA Units: English <br /> <br />Dote: <br />01/25/02 <br />06/12/02 <br /> <br />0/28/02 <br /> <br />2/31/03 <br /> <br />Standard Plan Revised <br /> <br />Comments: <br /> <br />Deleted P1 Post Type <br /> <br />Chonqed llounlinq Hei<Jht Wax from 10' to 9' <br /> <br />Add T a: u _ AltoclYnent Oetoil. Rebar in Footinq <br />Sign w...mg Dotal ror ~ Ilrocbt and Bocl<-to-Bocl< <br />PrcMdes for. _ate PQY items for. <br />ol>Ovli ond IlelQW QrooM '~ompooents. <br /> <br />GROUND MOUNTED <br />SIGN SUPPORT DETAILS <br /> - <br />Issued By: Traffic Engineering Unit January 2000 <br /> <br />1-, ~ , !o.... (-. <br />i.J(~i~r: <br />I _J _-' . '-A ' ~ . '-..) <br /> - <br />;;I,I~ .:;:; 18 <br />-.-/" ,_..J <br /> - - <br />Sheet No 2 of 4 <br /> <br />.+ <br /> <br />INDICATES WHICH PAY ITEM TO USE FOR INDIVIDUAl <br />COMPONENTS AS DESIGNATED IN GENERAL NOTE 1. <br /> <br />SIGN PANEL-4 <br />OR Z-BAR <br />DETAILS FOR <br /> <br />NUT <br />SIGN PANEL <br /> <br />ATTACHMENT <br /> <br />CLASS B CONCRETE "MAY" BE SUBSTITUTED WITH A COMPARABLE <br />PRODUCT THAT MEETS THE SPECIFICATIONS SHOWN IN TABLE <br />601-1 OF THE STANDARD SPECIFICATIONS. <br /> <br /> <br />+ CLASS B CONCRETE <br /> <br />36" <br /> <br />. . <br />,c. .. <br />.. '; : <br /> <br />I", u!-.-L <br /> <br />7' -0" MIN <br />9' -0" MAX <br />TYPICAL <br />MOUNTING <br />HEIGHT <br /> <br />POST <br />PAY <br />LENGTH <br /> <br />/ <br /> <br />· U BRACKET <br />T AND U BRACKETS SHAlL <br />EXTEND TO 2" TO 3" SHORT <br />OF THE EDGE OF THE PANEL <br />- SlIPBASE <br />CASTING <br /> [3" MAX. <br />~ <br />+8 TO 10"- 1/4 OR <br />65 REBAR IN 1" <br />fJ',:, H:)L;:: <br /> 42' <br /> STUB <br /> <br /> <br />2" <br /> <br />DiA. <br /> <br />TYPICAL ASSEMBLY <br /> <br />a <br /> <br /> <br />%" x 2 Y2" <br />. HEX BOLT <br /> <br />+3" O.D. SCHEDULE 40 <br />STUB PIPE. 36" LONG, <br />HOT DIP GALVANIZED <br /> <br />HOLE. FOR DRAINAGE <br />AND AIR ESCAPE <br /> <br />%"BOU: <br /> <br /> <br />DIA. HOLES <br />~ 30 GA. STEEL BOLT <br />RETAINING PLATE <br />ASTM A-563, G-90 COATING <br /> <br /> <br />· T BRACKET <br /> <br />Ys" <br /> <br />l~4 )12" <br />~"I <br /> <br />THICK:ESS J OM' <br /> <br /> <br />If <br /> <br />SIGN HEIGHT <br /> <br /> <br />1 <br /> <br />USE ZEE. T, <br />OR U SIGN <br />SUPPORT. AS <br />APPLICABLE <br />~--- <br />. -. <br />\ <br /> <br />TUBULAR STEEL POSTS <br />(WITH SlIPBASE) (SINGLE OR DOUBLE POST) <br /> <br /> <br />I SIGN ~DTH ~ <br /> <br />· ZINC PLATED STEEL <br />SHAFT LOCKING COLLAR <br />(FASTEN TO THE BOTTOM <br />OF POST TO HOLD <br />SUPBASE IN PLACE) <br /> <br />· GALVANIZED STEEL <br />SUPBASE CASTING <br />ASTM A-536 <br /> <br />. 2 %" O.D. TUBULAR STEEL <br />POST IN 2 WALL THICKNESS: <br />SCHEDULE 80 (.276") <br /> <br />/ <br />_../ <br /> <br /> <br /> <br />-"-" <br /> <br />~ <br /> <br />'~SIGN MOUNTING <br />/ ClAMP <br /> <br />SLIPBASE <br /> <br /> <br />STANDARD A B <br />PIPE SIZE <br />- - <br />2 33/4 23/4 <br />2112 I 41/4 31/4 <br /> <br />DIRECTION <br />OF TRAVEL <br />~ <br /> <br />* CAN BE EITHER 1/4" RADIUS <br />OR 1;4" CHAMFER <br />2.93' BEFORE <br /> <br />CASTING <br /> <br />3.75" <br /> <br />.75" BEFORE <br />GALVANIZING <br /> <br />DIA. <br /> <br /> <br />C D E F G K L R2 <br />- - - - - - <br />1/2 1fe 112 3/16 1 211/16 I 1 7/32 13/16 <br /> - - - - <br />2 1/4 1/2 1f4 1 3 3116 5/32 I 7/16 <br />- - - - <br />DIMENSIONS FOR MOUNTING CLAMP <br /> <br />SUPBASE STUB POST <br />T AND U BRACKET ATTACHMENT <br />I I <br />I I ____- Yix 3J.2"HEX BOLT <br /> .. ASTM A-325 GALV, <br /> TO ASTM A-454. ONE <br /> FlAT AND ONE LOCK <br /> WASHER REQUIRED, <br /> DETAIL "A" <br /> TYPICAL SINGLE BRACKET <br /> -1'8" BOll <br />:L <br />:L_ <br /> NUT <br /> TYPICA BACK TO BACK <br /> <br />3. <br /> <br />GENERAL NOTES <br />· POST TYPE P2, INCLUDING T AND U MOUNTINGS. SUPBA;jE CASTING <br />LOCKING COLLAR, MOUNTING ClAMPS AND RETAINING PLATE SHALL BE <br />PAID FOR AS 614 STEEL SIGN POST (2.5 INCH ROUND) (SUPBASE <br />SC~ 30) ~POST), L1t,~ Fl <br /> <br />2 <br /> <br />+ <br /> <br />STUB PIPE <br />SIGN POST <br />ALTERNATELY. THE ENTIRE ASSEMBLY SHALL BE PAID <br />SIGN POST (2.5 INCH ROUND) (SUPBASE SCH. 80). <br />ALSO SEE NOTES 2, 4, 5. 6, AND CHART NOTES <br /> <br />AND CONCRETE FOOTING SHALL BE PAID <br />(2.5 INCH ROUND) (SUPBASE SCH. 80) <br /> <br />FOR AS 614 STEEL <br />(GROUND STUB), EACH <br />FOR AS 614 STEEL <br />UN. FT. <br />ON PAGE <br /> <br /> <br />X <br />9/, 6" <br />3/8~112 <br />---j 1" ~ <br />SECTION Y-Y <br />SECTION x-x <br />MOUNTING CLAMP FOR SOCKET OR SlIPBASE <br /> <br /> <br />SLOT TO HOLD HEAD OF 3/8" HEX <br />HEAD BOLT. THE BOLT SHALL BE 11/4" <br />LONG, WITH FULL THREADS. A MEDIUM <br />WASHER. AND GAlVANIZED STEEL OR <br />ALUMINUM SELF-LOCKING HEX HEAD <br />NUT. THE BOLT HEAD MUST NOT TURN <br />IN THE SLOT. <br /> <br />0.34 "R <br /> <br />r--- <br /> <br />36" <br /> <br />1/4 <br /> <br />I <br />LJ <br /> <br />f'.. <br /> <br />K <br /> <br />U-BOLT <br /> <br /> <br />PIPE CLAMP CASTING <br /> <br />PIPE CLAMP CASTING SHAlL BE ASTM 826 OR B108 <br />AlUMINUM ALLOY A444.0-T4 OR 356.0-F. <br />ALL SIGN MOUNTING ClAMP PARTS NOT MADE FROM <br />ALUMINUM SHALL BE GALVANIZED STEEL IN <br />CONFORMANCE WITH ASTM A 153 OR STAJNLESS STEEL. <br /> <br />8 <br /> <br />U-BOLT TO BE MADE IN ACCORDANCE <br />WITH STANDARD MANUFACTURING <br />PROCEDURE. %2" OR 5/16" DIAMETER <br />STOCK IS PERMISSIBLE. AMERICAN <br />STANDARD REGULAR SEMI-FINISHED <br />HEX NUTS AND SPRING LOCKWASHERS. <br />