DIRECTION A D A D M L DIRECTION M L R OF TRAFFIC U R U O O OF TRAFFIC O O N H N H S S
GUARDRAIL, TYPE B GUARDRAIL DEPARTING TERMINAL TYPE B GUARDRAIL, TYPE MGS-8 GUARDRAIL DEPARTING TERMINAL TYPE MGS
12'-6" 9'-4•" EFFECTIVE BEAM ELEMENT LENGTH 1'-0" ANCHOR PLATE AND CABLE ASSEMBLY NOTE: OMIT OFFSET BLOCK ON LAST POST
6'-3" TYPICAL POST SPACING TERMINAL END SHOE, TYPE B "
8 1'-2" ANCHOR PLATE AND 2 HOT-DIP ZINC COATED NAILS (SEE NOTES) SPLICE (TYP.) CABLE ASSEMBLY STANDARD (12'-6") MGS (9'-4•") W-BEAM ELEMENT BEAM ELEMENT " BEARING PLATE NOTE: OMIT OFFSET BLOCK ON LAST POST 3
GROUND LINE \ 2•" DIA. HOLE PLACE POST SLEEVE IN HOLE TERMINAL END SHOE " 1
3 SPLICE (TYP.) LINE POST FOR WOOD POSTS SHALL BE USED HOT-DIP ZINC COATED NAILS (SEE NOTES) GUARDRAIL, TYPE B ON LAST TWO POSTS (6" x 8" x 7'-0") BEARING PLATE " 3
PLACE POST SLEEVE IN HOLE GROUND LINE \ 2•" DIA. HOLE GUARDRAIL DEPARTING TERMINAL TYPE B LINE POST FOR WOOD POSTS SHALL BE USED GUARDRAIL, TYPE MGS ON LAST TWO POSTS (6" x 8" x 7'-0") R L E A DIRECTION D M L R OF TRAFFIC U O O N H S
GUARDRAIL DEPARTING TERMINAL TYPE MGS
HEX NUT (TYP.) BEAM ELEMENT CABLE ANCHOR PLATE •" R
PLACE †" DIA. x 1•" LONG CABLE 1" DIA. STUD AND GUARDRAIL, TYPE T GUARDRAIL DEPARTING TERMINAL TYPE T HEXHEAD BOLT WITH WASHER 2 - 1" DIA. HEX NUTS 2 ASSEMBLY ƒ " ON FRONT FACE THROUGH ƒ" 1 ƒ DIA. HOLE (TYP.) 12'-6" " 1" DIA. WASHER
* ƒ" DIA. 1'-2" 1'-0" ANCHOR PLATE AND 8 HOLES CABLE ASSEMBLY NOTE: OMIT OFFSET BLOCK ON LAST POST ONE PIECE ANCHOR PLATE
TERMINAL END SHOE, TYPE T
" CABLE ANCHOR PLATE DETAILS 4 3 HOT-DIP ZINC COATED NAILS (SEE NOTES) SPLICE (TYP.)
" BEARING PLATE 6'-6" 3
7" MIN. 2"+ 5" MIN. ƒ" DIA. (6X19) GALVANIZED GROUND LINE \ 2•" DIA. HOLE PLACE POST SLEEVE IN HOLE CABLE TO BE SWAGE CONNECTED
* AN OPTIONAL SET OF ANCHOR PLATE LINE POST FOR WOOD POSTS SHALL BE USED HOLES WILL BE ALLOWED SO THAT GUARDRAIL, TYPE T ON LAST TWO POSTS THE BEAM ELEMENT MAY BE USED FOR (6" x 8" x 7'-0") EITHER LEFT OR RIGHT ENDINGS. STANDARD SWAGE 1†" DIA. 1‚" DIA. 1" DIA. THREADED ANCHOR PLATE SHALL BE PLACED ON FITTING AND STUD ENTIRE LENGTH (N.C.) UPPER CORRUGATION ONLY.
GUARDRAIL DEPARTING TERMINAL TYPE T CABLE ASSEMBLY
DEPARTMENT DIRECTOR MICHIGAN DEPARTMENT OF TRANSPORTATION MICHIGAN DEPARTMENT OF TRANSPORTATION Kirk T. Steudle BUREAU OF DEVELOPMENT STANDARD PLAN FOR BUREAU OF DEVELOPMENT STANDARD PLAN FOR
Michigan Department of Transportation GUARDRAIL DEPARTING GUARDRAIL DEPARTING PREPARED APPROVED BY: DIRECTOR, BUREAU OF FIELD SERVICES BY TERMINAL TYPES B, T, & MGS TERMINAL TYPES B, T, & MGS DESIGN DIVISION
B.L.T. DRAWN BY: SHEET SHEET 9-28-2018 9-28-2018 APPROVED BY: R-66-E R-66-E CHECKED BY: W.K.P. 1 OF 4 2 OF 4 DIRECTOR, BUREAU OF DEVELOPMENT F.H.W.A. APPROVAL PLAN DATE F.H.W.A. APPROVAL PLAN DATE
AS-LET PLAN REVISIONS VERT. (FT) DATE: DRAWING SHEET 0 CS: NO. DATE AUTH DESCRIPTION NO. DATE AUTH DESCRIPTION DESIGN UNIT: Michigan Department of Transportation 0 JN: HORZ. (FT) FILE: TSC:
6" 8" 6" 8" . N. MIN MI 3" 3"
3" 4" 3" 4"
R R
" " ‚ ‚ 6 6 " " 7 7 " " o … ƒ" DIA. HOLES ƒ" DIA. HOLE … 30 30° 3 3 " †
7 2‚" 8•" 7•"+ 2‚" 8•" 7•"+ " 7 - ' 1
" " 2•" DIA. HOLE 0 0 2'-0" APPROX. - - " 2'-0" APPROX. ' ' … 7 7 5 -
' 2•" DIA. HOLE 1
x 1„" 1" TO 2…" R x 1„" 1" TO 2…" R SPLICE BOLT SLOT (TYP.) SPLICE BOLT SLOT (TYP.) " " ‚ ‚
+ " " +
‚ ‚ " "
‚ 4 + + 0 -
- ' " " ' 1 8 0
WOOD POST DETAIL WOOD POST DETAIL 1 - - ' '
( FOR LAST POST, GUARDRAIL DEPARTING TERMINAL TYPE T ) ( FOR LAST POST, GUARDRAIL DEPARTING TERMINAL TYPE B ) 1 2
TERMINAL END SHOE, TYPE B OR TYPE MGS
TERMINAL END SHOE, TYPE T
‡" 8" 6" 8"
‚" 4" 3" 4" " 5 " 7 " 8
ƒ" DIA. HOLES " 0 1 - ' " 1
0 ‚" THICK x 1" x 8" STEEL PLATE 1ˆ" DIA. HOLE -
' TACK WELDED TO †" THICK STEEL PLATE 7 2•" DIA. HOLE
BEARING PLATE NOTES:
ALL POSTS, OFFSET BLOCKS, BEAM ELEMENTS, AND HARDWARE (INCLUDING BOLTS, NUTS, AND WASHERS) SHALL CONFORM TO THE CURRENT STANDARD SPECIFICATIONS AND TO THE CURRENT STANDARD PLAN R-60-SERIES, WHERE APPLICABLE, EXCEPT AS SPECIFIED ON THIS STANDARD.
6" ALL 1:10 SLOPES SHALL BE GRADED TO CLASS A SLOPE TOLERANCES.
WOOD POST DETAIL FOR DETAILS OF GUARDRAIL PLACEMENT, SEE STANDARD PLAN R-59-SERIES.
. D ( FOR LAST POST, GUARDRAIL DEPARTING TERMINAL TYPE MGS ) " . 2 AFTER THE CABLE ASSEMBLY HAS BEEN TIGHTENED, A SECOND NUT SHALL I BE INSTALLED ON EACH END OF THE CABLE SO THAT THE CABLE WILL NOT LOOSEN.
TWO HOT-DIP ZINC COATED NAILS SHALL BE DRIVEN INTO THE WOOD POST POST SLEEVE AT THE TOP OF THE BEARING PLATE TO KEEP THE BEARING PLATE FROM ROTATING.
MICHIGAN DEPARTMENT OF TRANSPORTATION MICHIGAN DEPARTMENT OF TRANSPORTATION BUREAU OF DEVELOPMENT STANDARD PLAN FOR BUREAU OF DEVELOPMENT STANDARD PLAN FOR
GUARDRAIL DEPARTING GUARDRAIL DEPARTING
TERMINAL TYPES B, T, & MGS TERMINAL TYPES B, T, & MGS
SHEET SHEET 9-28-2018 R-66-E 9-28-2018 R-66-E 3 OF 4 4 OF 4 F.H.W.A. APPROVAL PLAN DATE F.H.W.A. APPROVAL PLAN DATE
AS-LET PLAN REVISIONS VERT. (FT) DATE: DRAWING SHEET 0 CS: NO. DATE AUTH DESCRIPTION NO. DATE AUTH DESCRIPTION DESIGN UNIT: Michigan Department of Transportation 0 JN: HORZ. (FT) FILE: TSC: