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IF NECESSARY, <br />LOCATE NEWSPAPER HOLDER ABOVE <br />f <br />Lr A <br />1 HORIZONTAL PIPE <br />TO <br />PREVENT SNOW PLOW DAMAGE. <br />7,SEEJOINT DETAILNAL <br />DU. <br />SCHEDULE 40 PIPE <br />G" <br />BOLT WOOD FILLER BOARD TO <br />L= 36" Q <br />MOUNTING STRAPS BEFORE <br />TOP OF <br />8" TO 12" OUTSIDE OF PAVED SHOULDER <br />ATTA CHING MAILBOX. <br />WOOD - <br />DRILL 3/8" DIA. HOLES <br />FOR 5/16" DIA. DOLTS <br />FLAG <br />FILLER <br />BOARD <br />P <br />1 <br />FASTEN MAILBOX TO WOOD <br />P <br />>� FILLER BOARD USING FOUR <br />l_ - - - - .I <br />�' <br />�� <br />NO.10 X I" SHEET METAL <br />SCREWS ON EACH SIDE. <br />\ i LNOMINAL 2" X 8" WOOD FILLER BOARD <br />WOOD FILLER BOARD FASTENED TO <br />MOUNTING STRAPS USING FOUR 114" Q <br />DIA. X 2 -1/2" LONG CARRIAGE BOLTS. <br />SECTION A —A <br />a <br />TOP VIEW <br />1/4" BY 1 -1/4" MOUNTING m <br />STRAP (TYP.) ° <br />tg o v <br />lT /VPJOIA. „ <br />x <br />4- 4' 112' o <br />B' <br />TOP VIEW <br />ROADWAY VIEW <br />O� TYP. PIPE /POST <br />CONNECTION <br />END VIEW <br />MOUNTING STRAP DETAIL <br />1" NOMINAL OIA. \ <br />SCHEDULE 40 —/' <br />INNER PIPE, 11 -3/4" <br />MINIMUM LENGTH. <br />OPTIONAL SECURITY <br />CHAIN. REQUIRED <br />FOR TRUNK HIGHWAYS. <br />NOT INTEGRAL TO SAFETY <br />PERFORMANCE. <br />MIN. 7" PROJECTION <br />65' CUT <br />(90' OPTIONALI <br />— 3-<WELD TO <br />FIX.I BOTH <br />SIDES) <br />JOINT DETAIL <br />APPROVED JUNE 1, 2007 <br />STATE DESIGN ENGINEER <br />rA <br />APPROXIMATELY <br />8" W X 21" L X 10 -1/2" H <br />RECOMMENDED <br />MAILBOX SIZE <br />6 FT. MIN. FLANGED CHANNEL SIGN <br />POST ( 3 LOS. /FT. ) PER SPEC. 3401 <br />•) P <br />SWING —AWAY MAILBOX SUPPORT Li — <br />NOTESo <br />MAILBOX LOCATIONS SHOULD BE STAKED BEFORE INSTALLATION FOR PROPER HEIGHT <br />AND DISTANCE FROM THE ROADWAY. ONCE STAKED, THE INSTALLER MUST NOTIFY <br />THE ENGINEER AND THE POST OFFICE. THE ENGINEER AND THE POSTMASTER SHALL <br />APPROVE THE STAKED LOCATIONS PRIOR TO FINAL INSTALLATION. <br />THE MINIMUM SPACING (CENTER TO CENTER)BETWEEN MULTIPLE MAILBOX SUPPORTS <br />SHALL BE EQUAL TO THE HEIGHT OF THE MAILBOX SUPPORT. <br />OTHER MAILBOX SUPPORT DESIGNS MAY BE USED IF THEY SATISFY NCHRP REPORT 350 <br />CRITERIA IN ACCORDANCE WITH FHWA ACCEPTANCE LETTER, MEET MINNESOTA RULES <br />8818 AND U.S. POST OFFICE RECOMMENDATIONS AND ARE IN COMPLIANCE WITH MN /DOT <br />REQUIREMENTS WHICH MAY INCLUDE THE FOLLOWING (REQUIRED ON TRUNK HIGHWAYS), <br />PIPE SHALL CONFORM TO SPEC. 3362. SCHEDULE 40 OF ASTM A53/A53M. <br />ALL FASTENERS SHALL CONFORM TO SPEC. 3391. <br />PIPES, POST AND OTHER STEEL COMPONENTS SHALL BE GALVANIZED PER SPEC. 3392. <br />THE CONTRACTOR SHALL SEND THE SHOP DRAWINGS TO THE ENGINEER FOR APPROVAL. <br />FOR QUESTIONS REGARDING DESIGN ELEMENTS AND BREAKAWAY FEATURES. CONTACT <br />THE DESIGN STANDARDS UNIT. <br />QI ANY CHANGE IN HEIGHT (H) MUST BE APPROVED BY LOCAL POSTMASTER. <br />Q2 45' BENDS MAY BE USED AS AN OPTION. <br />O3 A 48" OR 53" CANTILEVER LENGTH (L) MAY BE USED AS AN OPTION FOR NON -TRUNK <br />HIGHWAY USE. <br />STATE OF MINNESOTA SPECIFICATION I STANDARD <br />DEPARTMENT OF TRANSPORTATION REFERENCE PLATE <br />3362 NO. <br />MAILBOX SUPPORT 3391 <br />SWING -AWAY TYPE - 3392 9350A <br />3401 <br />60'Q <br />f <br />Lr A <br />` <br />7,SEEJOINT DETAILNAL <br />DU. <br />SCHEDULE 40 PIPE <br />G" <br />R. — <br />L= 36" Q <br />OUTSIDE EDGE OF AGGREGATE SHOULDER, <br />8" TO 12" OUTSIDE OF PAVED SHOULDER <br />OR 6" TO 12" FROM FACE OF CURB. <br />DRILL 3/8" DIA. HOLES <br />FOR 5/16" DIA. DOLTS <br />(TYP.) <br />6 FT. MIN. FLANGED CHANNEL SIGN <br />POST ( 3 LOS. /FT. ) PER SPEC. 3401 <br />•) P <br />SWING —AWAY MAILBOX SUPPORT Li — <br />NOTESo <br />MAILBOX LOCATIONS SHOULD BE STAKED BEFORE INSTALLATION FOR PROPER HEIGHT <br />AND DISTANCE FROM THE ROADWAY. ONCE STAKED, THE INSTALLER MUST NOTIFY <br />THE ENGINEER AND THE POST OFFICE. THE ENGINEER AND THE POSTMASTER SHALL <br />APPROVE THE STAKED LOCATIONS PRIOR TO FINAL INSTALLATION. <br />THE MINIMUM SPACING (CENTER TO CENTER)BETWEEN MULTIPLE MAILBOX SUPPORTS <br />SHALL BE EQUAL TO THE HEIGHT OF THE MAILBOX SUPPORT. <br />OTHER MAILBOX SUPPORT DESIGNS MAY BE USED IF THEY SATISFY NCHRP REPORT 350 <br />CRITERIA IN ACCORDANCE WITH FHWA ACCEPTANCE LETTER, MEET MINNESOTA RULES <br />8818 AND U.S. POST OFFICE RECOMMENDATIONS AND ARE IN COMPLIANCE WITH MN /DOT <br />REQUIREMENTS WHICH MAY INCLUDE THE FOLLOWING (REQUIRED ON TRUNK HIGHWAYS), <br />PIPE SHALL CONFORM TO SPEC. 3362. SCHEDULE 40 OF ASTM A53/A53M. <br />ALL FASTENERS SHALL CONFORM TO SPEC. 3391. <br />PIPES, POST AND OTHER STEEL COMPONENTS SHALL BE GALVANIZED PER SPEC. 3392. <br />THE CONTRACTOR SHALL SEND THE SHOP DRAWINGS TO THE ENGINEER FOR APPROVAL. <br />FOR QUESTIONS REGARDING DESIGN ELEMENTS AND BREAKAWAY FEATURES. CONTACT <br />THE DESIGN STANDARDS UNIT. <br />QI ANY CHANGE IN HEIGHT (H) MUST BE APPROVED BY LOCAL POSTMASTER. <br />Q2 45' BENDS MAY BE USED AS AN OPTION. <br />O3 A 48" OR 53" CANTILEVER LENGTH (L) MAY BE USED AS AN OPTION FOR NON -TRUNK <br />HIGHWAY USE. <br />STATE OF MINNESOTA SPECIFICATION I STANDARD <br />DEPARTMENT OF TRANSPORTATION REFERENCE PLATE <br />3362 NO. <br />MAILBOX SUPPORT 3391 <br />SWING -AWAY TYPE - 3392 9350A <br />3401 <br />