TRUSS SPAN (FT) NOTES:

Transcription

1 L" x " x " L" x " x " TRUSS DATA '-0" '-" TRUSS SAN L L2 L L L5 AMBER (IN) BOX TRUSS ESTIMATED WEIGHT (LBS/FT) GUSSET LAN L" X " X " '-0" x '-0" 20 '-0" x '-0" 20 '-0" x '-0" 20 '-0" x '-0" 20 TO WIND BRAING LOOKING DOWN '-0" x '-0" 20 GUSSET THE AMBER GIVEN IN THE ABOVE TABLE IS THE ORDINATE AT THE ENTER OF THE ASSEMBLED TRUSS RIOR TO DEAD LOAD DEFLETION. ALLOWABLE AMBER TOLERANE FOR TRUSS IS ±25% '-0" '-" WT X 2.5 HORDS X X /" HSS NOTES:. THE DESIGN OF THIS STRUTURE IS BASED ON THE AASHTO STANDARD SEIFIATONS FOR STRUTURAL SUORTS FOR HIGHWAY SIGNS, LUMINARIES AND TRAFFI SIGNALS, URRENT EDITION. LAN BOTTOM WIND BRAING LOOKING DOWN 2. WELDING MUST BE IN ONFORMANE WITH AMERIAN WELDING SOIETY (AWS) D.:200, STRUTURAL WELDING ODE-STEEL (AS MODIFIED BY THE URRENT 2S-0A - STRUTURAL STEEL AND ALUMINUM ONSTRUTION), HEREAFTER ALLED AWS D... MAXIMUM SIGN AREA IS 500 SQUARE FEET FOR NO MORE THAN THREE SIGNS. MAXIMUM FOOT SIGN ROJETION ABOVE THE TO HORD. L 0' 2'-" DETAIL D ( ) TRUSS SAN L2 L L L5 " OVERHANG DETAIL E ( ) A GUSSET B (MAX) DETAIL A ( 5). 5.. HOT-DI GALVANIZE (HDG) ALL TRUSS OMONENTS ER ASTM A2 RIOR TO BOLTED ASSEMBLY. HDG ALL FASTENER OMONENTS ER ASTM A5. BLAST LEAN BASE LATES, STIFFENERS, AND ALL WELDMENTS RIOR TO GALVANIZING. ROVIDE /" OHOLES FOR /" HIGH O STRENGTH (HS) BOLTS FOR ALL ONNETIONS UNLESS OTHERWISE STATED. ROVIDE HIGH STRENGTH BOLTS, NUTS, AND WASHERS IN AORDANE WITH SUBSETION 90.0 OF THE MDOT STANDARD SEIFIATIONS FOR ONSTRUTION. TIGHTEN ALL HIGH STRENGTH BOLTS BY THE TURN OF NUT METHOD ER SUBSETION 0.0.D OF THE MDOT STANDARD SEIFIATIONS FOR ONSTRUTION. 2 L's X X 5/" L X X 5/" A B GUSSET 2 DETAIL N ( ) L's X X 5/" '-0".. 9. DO NOT LIFT THE TRUSS BY THE WEB MEMBERS. THE AMBERING MUST BE ROVIDED IN THE FABRIATION SO THAT THE FLANGES ARE ORRETLY SLOED TO ASSURE OBTAINING FULL ONTAT IN THE RELAXED ASSEMBLED OSITION RIOR TO SNUGGING U THE FLANGE BOLTS. THE FLANGE BOLTS MUST NOT BE TIGHTENED IN AN ATTEMT TO LOSE ANY FLANGE MISALIGNMENT. THE TRUSS SETION LENGTHS TABULATED MAY BE INREASED IN 5 FOOT INREMENTS TO REDUE THE NUMBER OF FIELD SLIES. L's X X 5/" 0. THE MAXIMUM SETION LENGTH MUST NOT EXEED 0 FEET. ANY DEVIATION FROM THE DETAILS SHOWN ON THESE STANDARDS WILL REQUIRE AROVED SHO S BEFORE FABRIATION. ELEVATION 0" X 0" X /" HSS. 2. ALL WELDS MUST BE 00 ERENT VISUAL TEST (VT) INSETED BY AN AWS ERTIFIED WELDING INSETOR (WI). ALL FILLET WELDS (EXET END A AND OLUMN A WELDS) MUST BE 25 ERENT MAGNETI ARTILE TEST (MT) INSETED BY A TEHNIIAN QUALIFIED IN AORDANE WITH AMERIAN SOIETY OF NONDESTRUTIVE TESTING (ASNT) LEVEL II. ALL OMLETE JOINT ENETRATION (J) WELDS MUST BE 00 ERENT ULTRASONI TEST (UT) INSETED BY A TEHNIIAN QUALIFIED IN AORDANE WITH ASNT LEVEL II. SEE URRENT MDOT SIGN SUORT TYIAL LAN SIGN-00-SERIES FOR SIGN FOUNDATION. FAING TRAFFI. SEE URRENT MDOT SIGN SUORT TYIAL LAN SIGN-00-SERIES FOR SIGN ONNETION.. BASE LATE ( ) WARAGE MUST NOT EXEED / INH ER FOOT. 5. HSS DENOTES HOLLOW STRUTURAL SHAE. DEARTMENT DIRETOR Kirk T. Steudle FOR STEEL TRUSS TYE D REARED BY AROVED BY: DIRETOR, BUREAU OF FIELD SERVIES (05 FT - 25 FT) DESIGN DIVISION DRAWN BY: HEKED BY: AROVED BY: DIRETOR, BUREAU OF DEVELOMENT OF 2 OF NOTE: THE ORIGINAL SIGNED OY IS KET ON FILE AT THE.

2 0" OLUMN A '-0" TO OF STRUTURAL TEE '- " '-0" '-" '-0" x x /" HSS X / BARS 5 (AT ENDS ONLY) DETAIL M ( 2) TO OF FOUNDATION 5/ TY 5/ DETAIL R '-0" SETION A-A L X X 5/" HEIGHT VARIES (2'-0" MAX) EQ. SA. IF 2' 2 EQ. SA. IF 2' '-0" WT X 2.5 J L" X " X " 0" X 0" X /" HSS " X " OE 5/ OLUMN ELEVATION x x /" GUSSET " (MAX) '-0" '-0" L X X 5/" '-" DETAIL K ( 9) L" X " X /" ARALLEL TO LONGITUDINAL AXIS OF BOX TRUSS " OHOLE IN BASE " / END ELEVATION ƒ" OHOLE SETION B-B OTIONAL SLIE 2" 9 " 9 " /" GUSSET 2 OLUMN WALL " /" WELD & GRIND SMOOTH 5 R 2" 2" 2 ISOMETRI VIEW END SETION DETAIL R SETION - OF OF NOTE: THE ORIGINAL SIGNED OY IS KET ON FILE AT THE. NOTE: THE ORIGINAL SIGNED OY IS KET ON FILE AT THE.

3 E D " GUSSET /" O HOLE TO HORD " " TY 9O TO OR BOTTOM HORD F F " GUSSET " L x x 5/" FAES TO BE FLAT & SQUARE L x x 5/" D DETAIL A E DETAIL D TO HORD TO DIAGONAL ONNETION DETAIL TO HORD X OE " " " " TO OR BOTTOM HORD " " GUSSET " GUSSET LI ANGLE FLANGE AS NEESSARY WHEN INTERFERING WITH WEB DIAGONAL " R FLAT WASHER HS BOLT " " " " SETION D-D L X X 5/" TO AND BOTTOM HORD ONNETION DETAILS SETION E-E WRA WELD AROUND ENDS AND STO " SHORT OF LI. 5 OF OF NOTE: THE ORIGINAL SIGNED OY IS KET ON FILE AT THE. NOTE: THE ORIGINAL SIGNED OY IS KET ON FILE AT THE.

4 ANEL OINT HS BOLTS TO HORD L X X 5/" LI ANGLE FLANGE AS NEESSARY WHEN INTERFERING WITH WEB DIAGONAL " " GUSSET L" X " X " " GUSSET " " GUSSET X OE SETION F-F G SETION G-G WRA WELD AROUND ENDS AND STO " SHORT OF LI. L x x 5/" " " " GUSSET L x x 5/" L" X " X " H " " GUSSET " H " GUSSET G DETAIL E BOTTOM HORD TO DIAGONAL ONNETION DETAIL SETION H-H ANEL OINT OF OF NOTE: THE ORIGINAL SIGNED OY IS KET ON FILE AT THE. NOTE: THE ORIGINAL SIGNED OY IS KET ON FILE AT THE.

5 TO HORD 0" /" OU-BOLT (SEE U-BOLT DETAIL) 0" 2 " " GALVANIZED STEEL SEE OLUMN END A DETAIL ( ) TO HORD " X /" STEEL BAR WELD TO A " L" x " x /" J J L" X " " 2 " L " X " X /" ( LONG) X X /" GUSSET " " GUSSET " L" x " x /" " OF TO OR BOTTOM HORD DETAIL OF UER LAM RADIUS TO FIT OUTSIDE OF TUBE " /" " DETAIL K U-BOLT DETAIL (2 REQUIRED) /" OSTAINLESS STEEL BOLT WITH FLAT /" O THIK WASHER AND /" ONYLON INSERT LOKNUT 9 OF 0 OF NOTE: THE ORIGINAL SIGNED OY IS KET ON FILE AT THE. NOTE: THE ORIGINAL SIGNED OY IS KET ON FILE AT THE.

6 9 " " 2 " /" O X " SLOTS " OLUMN & GUSSET L" X " X /" ( LONG) X X /" GUSSET WT X 2.5 / GUSSET OF /" HOLE O IN ANGLE & /" X SLOT IN /" L" x " x /" " / /2 SETION J-J SEAT DETAIL 0" DIMENSIONS FOR DIAGONAL ANGLE L x x 5/" 2 " X / BAR WT X " / K K /" O X " SLOTS " GUSSET " /2 / GUSSET " 2 " 2 " WT X 2.5 " " GUSSET " GUSSET " / GUSSET 0" X OE SEAT DETAIL SETION K-K DIAGONAL ANGLE NOT SHOWN FOR LARITY (SEE 2 FOR DIMENSIONS OF DIAGONAL ANGLE) DETAIL M WRA WELD AROUND ENDS AND STO " SHORT OF LI. OF 2 OF NOTE: THE ORIGINAL SIGNED OY IS KET ON FILE AT THE. NOTE: THE ORIGINAL SIGNED OY IS KET ON FILE AT THE.

7 0" L X X 5/" / L L x OE ".2 / " GUSSET " " TY END A DETAIL END A ( ) SEAL END OF HORD WITH " (WELD BEFORE GALVANIZING) OTIONAL: A WITH SET SREWS MAY BE USED AS END A (SEE OLUMN END A DETAILS) " GUSSET / GUSSET " DETAIL N WT X 2.5 ELEVATION HS BOLTS & GUSSET BOTTOM HORD & GUSSET " GUSSET " /" 0" /" " HDG STEEL OR HORD.2 " /" OX " STAINLESS STEEL ONE OINT SET SREW REQ'D TO SUIT " X /" L" x " x " WT X 2.5 OLUMN A DETAIL " " GUSSET " " SETION L-L BOTTOM WINDBRAING LAN OF OF NOTE: THE ORIGINAL SIGNED OY IS KET ON FILE AT THE. NOTE: THE ORIGINAL SIGNED OY IS KET ON FILE AT THE.