Attachment A2 - Special Details.pdf

JOINT TYPES AS SPECIFIED ON PLANS

POUR

1st

POUR IS COMPLETE

TO BE REMOVED AND REPLACED WHEN 1st

EXISTING DISTRESSED CONCRETE PAVEMENT

JOINT TYPES AS SPECIFIED ON PLANS

METAL OR 2" NOMINAL THICKNESS WOOD FORM

BOND BREAKER

" HARDBOARD OR EQUIVALENT AS 4

JOINT TYPES AS SPECIFIED ON PLANS

(2 - LANE ROADWAY SHOWN)

ONE LANE REPAIRS

(2 - LANE ROADWAY SHOWN)

ALL LANES REPAIRED

MAINTAIN CENTERLINE ALIGNMENT

BROKEN JOINT OR SPALLED AREAS TO

" HARDBOARD OR EQUIVALENT TO BRIDGE4

POUR

1st

POUR IS COMPLETE

TO BE REMOVED AND REPLACED WHEN 1st

EXISTING DISTRESSED CONCRETE PAVEMENT

MAINTAIN CENTERLINE ALIGNMENT

BROKEN JOINT OR SPALLED AREAS TO

" HARDBOARD OR EQUIVALENT TO BRIDGE4

BREAKER WHEN PLACING SECOND POUR

" HARDBOARD OR EQUIVALENT AS BOND4

(3 - LANE ROADWAY SHOWN)

BUT REPAIR LESS THAN FULL WIDTH

MORE THAN ONE LANE REPAIRED

CAST-IN-PLACE REPAIRS 12'-0" OR LESS

FORMING REQUIREMENTS FOR

METAL OR 2" NOMINAL THICKNESS WOOD FORM

METAL OR 2" NOMINAL THICKNESS WOOD FORM

ADJACENT LANE REPAIRS MAY BE CAST INTEGRALLY, WHEN APPROVED BY THE ENGINEER.

PLACEMENT SHALL BE REMOVED BEFORE SCREEDING THE CONCRETE.

STAKES USED TO HOLD HMA FILLER OR HARDBOARD IN PLACE DURING CONCRETE

FORMING NOTES:

REPAIR LENGTH

4" TO 6"

(MIN. TAPER)

FULL DEPTH CAST IN PLACE REPAIRS

SAWING DIAGRAM FOR

1 2

MADE.

IS NOT REPAIRED, NO OVERCUTTING INTO THAT LANE SHALL BE

REPAIRS. WHEN THIS SAW CUT IS USED AND THE ADJACENT LANE

WILL BE REQUIRED TO MAKE THIS SAW CUT ON SUBSEQUENT

CONCRETE OCCURS. IF SPALLING DOES OCCUR, THE CONTRACTOR

CUT MAY BE OMITTED PROVIDED NO SPALLING OF THE REMAINING

PAVEMENT PRIOR TO REMOVAL OF THE FAILED AREA. THIS SAW

TRENCH ACROSS THE SLAB TO RELIEVE COMPRESSION IN THE

THIS FULL DEPTH SAW CUT IS MADE TO FACILITATE OPENING A

TO PERMIT LOADING INTO THE HAULING UNITS.

A SECTION OF PAVEMENT LANE WHICH IS OVER 5'-0" IN LENGTH,

IF REQUIRED, INTERMEDIATE SAW CUTS MAY BE MADE TO REMOVE

LESS SLABS INTO SMALLER PIECES TO FACILITATE REMOVAL.

INSIDE THE REPAIR LIMITS TO REDUCE 5'-0" BY 12'-0" OR

ADDITIONAL SAW CUTS, AT CONTRACTOR'S EXPENSE, MAY BE MADE

REPAIR.

RAMP, CURB, CONCRETE SHOULDER, OR PARTIAL LANE WIDTH

LANES OR BETWEEN ANY COMBINATION OF THE FOLLOWING: LANE,

THIS LONGITUDINAL FULL DEPTH SAW CUT IS MADE BETWEEN

2&1

PAVEMENTS.

IS RESTRICTED TO 3" INTO ADJACENT REINFORCED CONCRETE

INTO ADJACENT NON-REINFORCED CONCRETE PAVEMENTS AND

LANE. OUTSIDE THESE LIMITS, OVERCUTTING IS NOT ALLOWED

WITHIN THE LIMITS OF A SUBSEQUENT REPAIR TO THE ADJACENT

OVERCUTTING IS ALLOWED INTO ADJACENT SHOULDERS AND

TO THE EDGE OF THE ROADWAY, WITHIN A TOLERANCE OF 1".

THESE SAW CUTS SHALL BE FULL DEPTH AND PERPENDICULAR

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR

R-44-G

SHEET

7 OF 1FHWA APPROVAL

(SPECIAL DETAIL) 01/07/2025

PLAN DATE

CONCRETE PAVEMENT REPAIR

STANDARD PLAN FOR

APPROVED BY:

APPROVED BY:

DIRECTOR, BUREAU OF DEVELOPMENT

FIELD SERVICES DIRECTOR, BUREAU OF

ESTABLISH INDEPENDENT ALIGNMENT

1" MIN. THICKNESS WOOD FORM TO

JOINT TYPES AS SPECIFIED ON PLANS

METAL OR 2" NOMINAL THICKNESS WOOD FORM

POUR

1st

POUR IS COMPLETE

TO BE REMOVED AND REPLACED WHEN 1st

EXISTING DISTRESSED CONCRETE PAVEMENT

JOINT TYPES AS SPECIFIED ON PLANS

METAL OR 2" NOMINAL THICKNESS WOOD FORM

BOND BREAKER

" HARDBOARD OR EQUIVALENT AS 4

ESTABLISH INDEPENDENT ALIGNMENT

1" MIN. THICKNESS WOOD FORM TO

JOINT TYPES AS SPECIFIED ON PLANS

METAL OR 2" NOMINAL THICKNESS WOOD FORM

POUR

1st

POUR IS COMPLETE

TO BE REMOVED AND REPLACED WHEN 1st

EXISTING DISTRESSED CONCRETE PAVEMENT

IN LINE WITH ADJACENT LANE REPAIR JOINT.

WHEN OFFSET IS GREATER THAN 6'-0" PLACE (C2) JOINT

AS BOND BREAKER

" HARDBOARD OR EQUIVALENT4

(2 - LANE ROADWAY SHOWN)

ONE LANE REPAIRS

(2 - LANE ROADWAY SHOWN)

ALL LANES REPAIRED

(3 - LANE ROADWAY SHOWN)

BUT REPAIRS ARE OFFSET

MORE THAN ONE LANE REPAIRED

CAST-IN-PLACE REPAIRS GREATER THAN 12'-0"

FORMING REQUIREMENTS FOR

ADJACENT LANE REPAIRS MAY BE CAST INTEGRALLY, WHEN APPROVED BY THE ENGINEER.

SHALL BE REMOVED BEFORE SCREEDING THE CONCRETE.

STAKES USED TO HOLD HMA FILLER OR HARDBOARD IN PLACE DURING CONCRETE PLACEMENT

OF THE OLD PAVEMENT GRADE.

SO THAT SCREEDING MAY BE DONE PERPENDICULAR TO THE CENTERLINE AND INDEPENDENT

ALONG THE OLD PAVEMENT INNER JOINT LINE INDEPENDENT OF THE OLD PAVEMENT SURFACE,

WHERE REPAIRS LONGER THAN 12'-0" ARE REQUIRED, A NEW GRADE MUST BE ESTABLISHED

FORMING NOTES:

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR

R-44-G

SHEET

7 OF 2FHWA APPROVAL

THICKNESS ±

PAVEMENT2

T H

IC

K

N E

S S

P A

V E

M E

N T

"2

9" ±

EXISTING CONCRETE

1"

GROUTED DOWEL OR DEFORMED BARS

CAST-IN-PLACE REPAIR JOINTS USING

EPOXY COATED DEFORMED BARS

GROUT-IN-PLACE #9 x 1'-6" LONG

EXISTING CONCRETE PAVEMENT AND

" DIAMETER HOLE INTO 8

* DRILL 1

(5'-0" MIN. LENGTH)

CONCRETE REPAIR

x 1'-6" LONG EPOXY COATED BARS

" DIAMETER 4

GROUT-IN-PLACE 1

EXISTING CONCRETE PAVEMENT AND

" DIAMETER HOLE INTO 8

* DRILL 1

" R4

" TO 8

* EXPANSION CAP

* FIBER JOINT FILLER

SEALANT 1" x 1"

RUBBER-ASPHALT

HOT-POURED

AND SHEET 7 OF 7 FOR NOTES.

* SEE SHEET 4 OF 7 FOR BAR SPACING

EXPANSION JOINT, Erg

T H

IC

K

N E

S S

P A

V E

M E

N T

EXISTING CONCRETE

"4

(5'-0" MIN. LENGTH)

CONCRETE REPAIR

x 1'-6" LONG EPOXY COATED BARS

" DIAMETER 4

GROUT-IN-PLACE 1

EXISTING CONCRETE PAVEMENT AND

" DIAMETER HOLE INTO 8

* DRILL 1

CONTRACTION JOINT, Crg

THICKNESS ±

PAVEMENT2

T H

IC

K

N E

S S

P A

V E

M E

N T

"2

9" ±

EXISTING CONCRETE (5'-0" MIN. LENGTH)

CONCRETE REPAIR

TIED JOINT, Trg

(BELOW SEALANT)

BACKER ROD"

" x 1"4

SEALANT

RUBBER-ASPHALT

HOT-POURED

THICKNESS ±

PAVEMENT2

"2

9" ±

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR

R-44-G

SHEET

7 OF 3FHWA APPROVAL

1'-0" 1'-0" 1'-0" 1'-0" 1'-0" 2'-0" 1'-0" 1'-0" 1'-0" 1'-0" 1'-0"

THICKNESS ±

PAVEMENT2

THICKNESS

PAVEMENT

" DIAMETER HOLES (TYP.)8

DOWEL OR DEFORMED BAR SPACING FOR CONCRETE REPAIRS

7"

"2

IS GROUTED INTO EXISTING PAVEMENT

PAVEMENT TO BE CAST AFTER LANE TIE

EXISTING CONCRETE PAVEMENT

EPOXY COATED DEFORMED BARS

PAVEMENT AND GROUT-IN-PLACE #5 x 1'-6" LONG

" DIAMETER HOLE INTO THE EXISTING 4

DRILL

T H

IC

K

N E

S S

P A

V E

M E

N T

EPOXY ANCHORED LANE TIE

EXISTING 12'-0" OR 14'-0" (LANES LESS THAN 12'-0" REDUCE CENTER SPACE ACCORDINGLY)

3'-0"

OR

3'-0"

OR

Crg (future)

CrgCrg

Crg (future)

ON ORIGINAL JOINT

5' TO 6' CENTERED

JOINT SPACING

EXISTING

JOINT SPACING

EXISTING

OR

FIRST POUR

SECOND POUR

OR

JOINT SPACING

EXISTING

JOINT SPACING

EXISTING

CrgCrg

JOINT

EXISTING

4' MAX.

2' MIN.

6' TO 15'

JOINT SPACING

EXISTING

JOINT SPACING

EXISTING

JOINT

EXISTING

CrgCrg

OR

EXISTING JOINT

ALIGN Cp WITH

JOINT SPACING

EXISTING

JOINT SPACING

EXISTING

CrgCrg

CrgCrgOR

Crg

ALIGN Cp WITH

SINGLE LANE OR FULL WIDTH REPAIR

ONE JOINT NEAR AN EXISTING JOINT

REPAIR LENGTH 6' - 15' WITH

(SINGLE LANE REPAIR)

OFFSETTING LANE REPAIRS WITH Cp JOINTREPAIR LENGTHS OVER 15' WITH Cp JOINT

(SINGLE LANE REPAIR)

" FROM THE ABOVE LOCATIONS TO AVOID DRILLING INTO THE REINFORCEMENT.2

", OR LOWERED2

THE HOLE SPACING MAY BE ADJUSTED 1" HORIZONTALLY, RAISED

NOTE:

5' TO LESS THAN 15' 5' TO LESS THAN 15'

THICKNESS ±

PAVEMENT2

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR

R-44-G

SHEET

7 OF 4FHWA APPROVAL

Crg

CrgCrg

Crg

EXISTING LONG JOINT SPACING

USE LANE TIES

OR

15'

TO

5'

NEW 15' JOINT SPACING

EVERY 15'

PLACE Cp

WITH Crg

ALIGN Cp

Cp JOINT ALIGNMENTS AND LANE TIES

LONG REPAIR SHOWING

JOINT SPACING

EXISTING

JOINT SPACING

EXISTING

THAN 15'

BUT LESS

OVER 10'

Crg

Crg

Crg

Crg

Crg

Crg

OVER 15'

EVERY 15'

PLACE Cp

WITH OFFSET IN ONE LANE

FULL WIDTH MULTI-LANE REPAIRS

CrgCrg

6'

OR

5'

Cp

(SINGLE LANE OR FULL WIDTH REPAIR)

OR IF THE JOINT SPACING IS 12' REPLACE ENTIRE PANEL)

(IF THE PANEL HAS MORE THAN ONE MID-PANEL CRACK

THIN MATERIAL STAKED IN PLACE

SHEET METAL OR OTHER SUITABLE

WIDENING SLABORIGINAL SLAB

JOINT PATCH ADJACENT TO WIDENING SLAB

WIDENING

PAID FOR AS PART OF THE

" FIBER JOINT FILLER, 2

FOR AS PART OF THE WIDENING.

FILL VOIDS WITH CONCRETE, PAID

ORIGINAL CORNERS BROKEN OUT.

JOINT SPACING

EXISTING 41'

CrgCrg Cp Cp

TWO CRACK PANEL REPAIR MID PANEL CRACK REPAIR

JOINT SPACING

EXISTING 41'

CrgCrg

LANE TIES

OMIT

LANE TIES

OMIT

LANE TIES

OMIT

LANE TIES

OMIT

Cp Cp Cp

JOINT SPACING FOR REPAIR

10' MIN. TO 15' MAX.

JOINT SPACING FOR REPAIR

10' MIN. TO 15' MAX.

AND CRACKS

MATCH JOINTS

AND CRACKS

MATCH JOINTS

ONLY ONE MID-PANEL CRACK

REPAIR OF 12' - 16' JPCP WITH

MIN

4'

EXISTING 12' - 16' JPCP JOINT SPACING

± 1'

5'

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR

R-44-G

SHEET

7 OF 5FHWA APPROVAL

INITIAL SAW CUT

REMOVE CONCRETE AND STEEL LEAVE EXISTING STEEL

REMOVE CONCRETE

* 2'-6" MIN.

REPLACE C.R.C. PAVEMENT REINFORCEMENT. RECAST CONCRETE.

EXISTING PAVEMENT

(SAVE STEEL)

" DEEP 2

FINAL SAW CUT 1* 2'-6" MIN.

LEAVE EXISTING STEEL

REMOVE CONCRETE

EXISTING PAVEMENT

(SAVE STEEL)

" DEEP 2

FINAL SAW CUT 1

CONCRETE PAVEMENT REPAIR)

(TO BE PAID FOR AS PART OF THE

AND COMPACT TO 95% DENSITY

REPLACE WITH SIMILAR BASE MATERIAL

EPOXY COATED #5 BARS TRANSVERSELY EVERY 12" IN REPAIR

MUST BE MOVED BACK TO PROVIDE MINIMUM 2'-6" LAP OF PAVEMENT REINFORCEMENT.

IF EXISTING REINFORCEMENT LAPS ARE ENCOUNTERED IN THIS AREA, FINAL SAW CUT* NOTE:

REPAIRING CONTINUOUSLY REINFORCED CONCRETE

FULL DEPTH REPAIR FOR JOINT OR CRACK (TRANSVERSE OR LONGITUDINAL)

EXCEED 2". THE FINAL SURFACE OF THE REPAIR SHALL BE FLUSH WITH THE EXISTING PAVEMENT SURFACE.

ROLLER WITH BASE LIFT THICKNESSES NOT TO EXCEED 3" AND WITH THE TOP LIFT THICKNESS NOT TO

OTHER APPROVED MIXTURE. THE HMA SHALL BE COMPACTED WITH A MACHINE VIBRATOR OR APPROVED

FOR CASES IV, & V, THE REMOVED MATERIAL SHALL BE REPLACED WITH A HMA TOP COURSE MIXTURE, OR

AND COMPACT WITH HMA ANY LOST BASE.

FULL DEPTH. COMPACT LOOSE EXISTING BASE. REPLACE

REMOVE EXISTING HMA DETERIORATED CONCRETE PAVEMENT

COMPACT WITH HMA ANY LOST BASE.

COMPACT LOOSE EXISTING BASE. REPLACE AND

REMOVE THE DETERIORATED CONCRETE FULL DEPTH.

WIDTH

VARIABLE

D E

P T

H

R E

P A

IR

V A

R

IA

B L

E

D E

P T

H

R E

P A

IR

V A

R

IA

B L

E

BOND COAT

0.15 GAL/SYD

JOINT OR CRACK

PAVEMENT

EXISTING

JOINT OR CRACK

EXISTING PAVEMENT

WIDTH

VARIABLE

D E

P T

H

R E

P A

IR

V A

R

IA

B L

E

JOINT OR CRACK

EXISTING PAVEMENT

WIDTH

VARIABLE

BOND COAT

0.15 GAL/SYD

BOND COAT

0.15 GAL/SYD

CASE IIICASE IICASE I

CONCRETE PAVEMENT

HMA REPAIR OF

PAVEMENT WITH HMA SURFACE

HMA REPAIR OF CONCRETE

PAVEMENT WITH HMA SURFACE

HMA REPAIR OF CONCRETE

(NOT TO EXCEED PAVEMENT THICKNESS)

REMOVE LOOSE DETERIORATED CONCRETE.

(NOT TO EXCEED PAVEMENT THICKNESS)

DETERIORATED CONCRETE.

REMOVE HMA OVERLAY AND LOOSEREMOVE HMA OVERLAY TO CONCRETE SURFACE.

EXCEED 2". THE FINAL SURFACE OF THE REPAIR SHALL BE FLUSH WITH THE EXISTING PAVEMENT SURFACE.

ROLLER WITH BASE LIFT THICKNESSES NOT TO EXCEED 3" AND WITH THE TOP LIFT THICKNESS NOT TO

OTHER APPROVED MIXTURE. THE HMA SHALL BE COMPACTED WITH A MACHINE VIBRATOR OR APPROVED

FOR CASES I, II, & III, THE REMOVED MATERIAL SHALL BE REPLACED WITH A HMA TOP COURSE MIXTURE, OR

SURFACE REPAIR FOR JOINT OR CRACK (TRANSVERSE OR LONGITUDINAL) 7

DETAIL

DETAIL

WIDTH2

VARIABLE WIDTH

JOINT OR CRACK

EXISTING PAVEMENT

PAVEMENT

TOP OF EXISTING

BOND COAT

0.15 GAL/SYD

WIDTH2

VARIABLE WIDTH

JOINT OR CRACK

EXISTING PAVEMENT

BOND COAT

0.15 GAL/SYD

12"12"

HMA SURFACE REMOVAL

CASE VCASE IV

OF CONCRETE PAVEMENT

FULL DEPTH HMA REPAIR

OF CONCRETE PAVEMENT WITH HMA SURFACE

FULL DEPTH HMA REPAIR

APPROVED METHOD

BY SAW CUT OR OTHER

PROVIDE VERTICAL EDGES

APPROVED METHOD (TYP)

SAW CUT, MILLING, OR OTHER

PROVIDE VERTICAL EDGES BY

APPROVED METHOD (TYP)

SAW CUT, MILLING, OR OTHER

PROVIDE VERTICAL EDGES BY

APPROVED METHOD (TYP)

SAW CUT, MILLING, OR OTHER

PROVIDE VERTICAL EDGES BY

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR

R-44-G

SHEET

7 OF 6FHWA APPROVAL

NOTES:

EXPANSION CAPS SHALL BE ACCORDING TO STANDARD PLAN R-40-SERIES.

THE SAME TYPE JOINT SHALL EXTEND ACROSS ADJACENT LANE REPAIRS.

THE CURB AND GUTTER.

IS NOT REQUIRED TO BE REMOVED, AN Esc JOINT SHALL BE CONSTRUCTED IN

WHEN Erg JOINTS ARE PLACED ADJACENT TO CONCRETE CURB AND GUTTER THAT

THE CAST CONCRETE.

APPLIED TO THAT PORTION OF Crg AND Erg DOWEL BARS THAT EXTEND INTO

AFTER GROUTING IN-PLACE, RC-250 OR AN APPROVED BOND BREAKER SHALL BE

EPOXY COATED ACCORDING TO THE CURRENT STANDARD SPECIFICATIONS.

DOWEL AND DEFORMED BARS USED IN Trg, Crg, AND Erg JOINTS SHALL BE

RUBBER-ASPHALT.

REMAIN IN PLACE, SHALL BE CLEANED AND THEN SEALED WITH HOT-POURED

SAW OVERCUTS IN ADJACENT LANE, SHOULDER, RAMP, AND GUTTERS THAT WILL

DETAILS SHALL BE AS SPECIFIED ON THE PLANS OR IN THE LOG OF PROJECT.

CONCRETE PAVEMENT REPAIRS (INCLUDING JOINT TYPES) OR PRESSURE RELIEF

COMPRESSED AIR PRIOR TO SEALING.

ABRASIVE BLAST CLEANED, FOLLOWED BY A FINAL CLEANING OF OIL-FREE

JOINT RESERVOIRS FOR THE HOT-POURED RUBBER-ASPHALT SEALANT SHALL BE

STENCILED ON EACH CONCRETE REPAIR.

THE MONTH AND YEAR OF CASTING AND STATION NUMBER (IF REMOVED) SHALL BE

TO THE PAVEMENT SURFACE.

EXPANSION JOINTS (Erg) SHALL HAVE THE FIBER JOINT FILLER KEPT FLUSH

AN OVERLAY, Crg JOINT RESERVOIRS AND SEALANTS SHALL BE OMITTED AND

WHEN THE CONCRETE PAVEMENT REPAIR IS CONSTRUCTED IN PREPARATION FOR

LANES, RAMPS, OR SHOULDERS.

Erg JOINTS SHALL BE CONSTRUCTED ONLY WHEN THEY EXTEND ACROSS ALL

EXPANSION SPACE WILL BE PROVIDED.

WHERE THERE ARE NO REPAIR LOCATIONS WITHIN A 1000' LENGTH, NO

MAXIMUM DIAMETER AND SHALL BE ALIGNED TO FIT DRILLED HOLES IN CONCRETE.

"2

ASPHALT SEALANT. HOLES IN EXPANSION JOINT FILLER SHALL BE 1

" DEEP TO PERMIT THE PLACEMENT OF THE HOT-POURED RUBBER 2

1" WIDE AND 1

JOINT FIBER FILLER AT THE PAVEMENT SURFACE SHALL BE REMOVED BY CUTTING

BE FLUSH WITH THE EXISTING PAVEMENT SURFACE. PRIOR TO SEALING, THE

EXPANSION JOINT FILLER SHALL EXTEND THE FULL DEPTH OF THE REPAIR AND

THROUGH THE UNDERLYING PORTLAND CEMENT CONCRETE.

IF THE EXISTING PAVEMENT HAS A HMA SURFACE, THE SAW CUTS SHALL EXTEND

AS IN PAVEMENT

JOINT WIDTH SAME

EXPANSI

ON

JO

IN

T, E rg

PAVEMENT

EXPANSI

ON

JO

IN

T, E sc

CURB

GUTT

ER

SAWED JOINT TO FILL THE GAP AS DIRECTED BY THE ENGINEER.

AND EXPANSION MATERIAL OF SUFFICIENT THICKNESS SHALL BE PLACED IN

PAVEMENT THICKNESS. THE REMAINING CONCRETE SHALL BE CHIPPED OUT

CURB, GUTTER, AND CURB FACE SHALL BE SAWED AS DEEP AS THE EXISTING

EXPANSION JOINT, Esc

GUIDE", UNDER LANE TIES.

PREQUALIFIED MATERIALS LISTED IN THE DEPARTMENT'S "MATERIALS SOURCE

PLACE AS SPECIFIED ON THIS PLAN. THE GROUT SHALL BE SELECTED FROM THE

ADJACENT LANES ARE CAST SEPARATELY, LANE TIES SHALL BE GROUTED-IN-

BARS CAST-IN-PLACE AS SPECIFIED ON STANDARD PLAN R-41-SERIES. WHEN

POURED INTEGRALLY, LANE TIES SHALL BE STRAIGHT DEFORMED EPOXY COATED

1'-8" FROM THE JOINT. WHEN BOTH SIDES OF A LONGITUDINAL JOINT ARE

ADJACENT TO A TRANSVERSE JOINT SHALL BE INSTALLED AT A DISTANCE OF

ACCORDING TO STANDARD PLAN R-41-SERIES, EXCEPT THAT THE FIRST LANE TIE

LANE TIES (TO ADJACENT PAVEMENT LANE, WHEN REQUIRED) SHALL BE SPACED

CONCRETE PAVEMENT REPAIRS.

ADHESIVE SYSTEMS FOR GROUTING DOWEL BARS AND TIE BARS FOR FULL-DEPTH

MATERIALS LISTED IN THE DEPARTMENT'S "MATERIALS SOURCE GUIDE" UNDER

EXISTING PAVEMENT WITH A GROUT SELECTED FROM THE PREQUALIFIED

DOWEL BARS AND DEFORMED BARS FOR TIED JOINTS SHALL BE GROUTED INTO

TO STANDARD PLAN R-39-SERIES.

TRANSVERSE CONTRACTION Cp AND EXPANSION E2 JOINTS SHALL BE ACCORDING

BE DISTRIBUTED THROUGHOUT A GIVEN 1000' SECTION.

REPAIRED CONCRETE PAVEMENTS REQUIRE THAT 1" OF Erg EXPANSION JOINTS

ALL REPAIRS WILL BE JOINTED PLAIN CONCRETE PAVEMENT.

FOR CONSTRUCTION.

THE BACKER ROD SHALL MEET THE REQUIREMENTS OF THE STANDARD SPECIFICATIONS

PRESSURE RELIEF JOINT

TOP OF JOINT FILLER

" (HAND INSTALLED)4

" - 2

" (MACHINE INSTALLED)4

" ± 2

WIDE JOINT FILLER IN SAWED JOINT

" ± 2

" HIGH x 44

" ± 4

PLACE 7

FOAM OR POLYETHYLENE FOAM

FILLER WITH STRIPS OF URETHANE

FILL ANY VOIDS THAT OCCUR BELOWFULL DEPTH SAW CUTS

CONCRETE PAVEMENT REQUIRING PRESSURE RELIEF JOINTS

THIS DETAIL ALSO APPLIES TO HMA SURFACED

" FILLER.4

NECESSARY TO ALLOW ROOM FOR 7

CONCRETE SHOULDER, TRENCHING BELOW CONCRETE MAY BE

WHEN PRESSURE RELIEF JOINT IS TO BE CONSTRUCTED THROUGH

NOTES:

MATERIAL

EXPANSION

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR

R-44-G

SHEET

7 OF 7FHWA APPROVAL

WOOD POST STEEL POST ELEVATION SHOWING POST SPACING

GUARDRAIL, TYPE A

GROUND LINE

(TYP.)

SPLICE BOLT

6"

WOOD LINE POST

6" x 8"

(TYP.)

SPLICE BOLT

UNDER NUT

ROUND WASHER

POST BOLT WITH

8"

UNDER NUT

ROUND WASHER

POST BOLT WITH

GROUND LINE

AND TYPICAL POST SPACING

EFFECTIVE BEAM ELEMENT LENGTH

12'-6"

* SEE NOTES FOR GUARDRAIL IN CONJUNCTION WITH CURB

GROUND LINEOPTIONAL

STEEL LINE POST

W6 x 9 OR W6 x 8.5

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR

R-60-J

SHEET

16 1 OF FHWA APPROVAL

(SPECIAL DETAIL) 01/29/2024

GUARDRAIL, TYPES A, B, BD, T, TD, MGS-8, & MGS-8D

APPROVED BY:

APPROVED BY:

ELEVATION SHOWING POST SPACING

GUARDRAIL, TYPE B (OR BD)

( WOOD POST )

* SEE NOTES FOR GUARDRAIL IN CONJUNCTION WITH CURB

GROUND LINE

BEAM ELEMENT LENGTH

12'-6" EFFECTIVE

POST SPACING

6'-3" TYPICAL

6" x 8" WOOD LINE POST

LINE

GROUND

HINGE POINT

SHOULDER

COATED NAIL

3" LONG HOT-DIP ZINC

WOOD POST WITH A MINIMUM

TOE NAIL WOOD BLOCK TO

SHOULDER

NORMAL

2'-0" ***

8"8"(TYP.)

SPLICE BOLT

** 5'-0" OR AS SPECIFIED ON PLANS

USE 8'-0" POST WITH THE ADDITIONAL LENGTH EMBEDDED.

THAN 2'-0" AND THE EMBANKMENT (OR MEDIAN) SLOPE IS STEEPER THAN 1:10,

IF THE OFFSET FROM THE FACE OF POST TO THE SHOULDER HINGE POINT IS LESS***

FOR PAVED SHOULDER WIDTHS OF AT LEAST 12', USE 3'-0". **

WOOD OFFSET BLOCK

6" x 8"

UNDER NUT

ROUND WASHER

POST BOLT WITH

8" 8" 8"

NAIL

HOT-DIP ZINC COATED

A MINIMUM 3" LONG

TO WOOD POST WITH

TOE NAIL WOOD BLOCK

SLOPE

(OR MEDIAN)

EMBANKMENT

TYPE BD

WASHER UNDER NUT

POST BOLT WITH ROUND

FOR TYPE BD ONLY

DOUBLE SIDED SHOWN

ELEVATION SHOWING POST SPACING

GUARDRAIL, TYPE B (OR BD)

( STEEL POST )

GROUND LINE

POST SPACING

6'-3" TYPICAL

(TYP.)

SPLICE BOLT

BEAM ELEMENT LENGTH

12'-6" EFFECTIVE

* SEE NOTES FOR GUARDRAIL IN CONJUNCTION WITH CURB

STEEL LINE POST

W6 x 9 OR W6 x 8.5

LINE

GROUND

HINGE POINT

SHOULDER

SHOULDER

NORMAL

2'-0" ***

** 5'-0" OR AS SPECIFIED ON PLANS

WASHER UNDER NUT

POST BOLT WITH ROUND

SLOPE

(OR MEDIAN)

EMBANKMENT

FOR STEEL POST

WOOD OFFSET BLOCK

ROUTED 6" x 8"

FOR TYPE BD ONLY

DOUBLE SIDED SHOWN

USE 8'-0" POST WITH THE ADDITIONAL LENGTH EMBEDDED.

THAN 2'-0" AND THE EMBANKMENT (OR MEDIAN) SLOPE IS STEEPER THAN 1:10,

IF THE OFFSET FROM THE FACE OF POST TO THE SHOULDER HINGE POINT IS LESS***

FOR PAVED SHOULDER WIDTHS OF AT LEAST 12', USE 3'-0". **

ELEMENT

BEAM

POST BOLT

FOR STEEL POST

ROUTED 6" x 8" WOOD BLOCK

2" TO 3"

"8

IN LENGTH)

OF POSTS GREATER THAN 6'-0"

BOTTOM(UP TO 4 OPTIONAL HOLES IN

" DIA. GALVANIZING HOLE(S)16

" OR 4

NUT

ROUND WASHER

STEEL LINE POST

W6 x 9 OR W6 x 8.5

(OPTIONAL)

GALVANIZING HOLE

" DIA. 16

" OR 4

2" TO 3"

"8

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR R-60-J

SHEET

16 2 OF FHWA APPROVAL

TOP

SIDEFRONT

WOOD OFFSET BLOCKS FOR GUARDRAIL, TYPE B AND TYPE BD

FOR USE ON WOOD POSTS

TOP

FRONT SIDE

FOR USE ON STEEL POSTS

WOOD POST STEEL POST

BEAM ELEMENT SPLICE DETAILS

"8

STEEL POST�

POST BOLT SLOT�

"2 11'-0

2"2" "4 14"4

POST BOLT SLOT

"2

1" x 24

(TYP.)

SPLICE BOLT SLOT

"8 1 x 132

WOOD POST�

POST BOLT SLOT AND�

3"

"8

" DIA. HOLE4

"8 1±

" DIA. HOLE4

(SEE NOTES ON SHEET 16 OF 16)

6"

"4 14 3"3"

6"

"2 11'-0

2"2" "4 14"4

POST BOLT SLOT

"2

1" x 24

(TYP.)

SPLICE BOLT SLOT

"8 1 x 132

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR R-60-J

SHEET

16 3 OF FHWA APPROVAL

ELEVATION SHOWING POST SPACING

GUARDRAIL, TYPE T (OR TD)

( WOOD POST )

ELEVATION SHOWING POST SPACING

GUARDRAIL, TYPE T (OR TD)

( STEEL POST )

* SEE NOTES FOR GUARDRAIL IN CONJUNCTION WITH CURB

GROUND LINE

POST SPACING

6'-3" TYPICAL

BEAM ELEMENT LENGTH

12'-6" EFFECTIVE

6" x 8" WOOD LINE POST

HINGE POINT

SHOULDER

LINE

GROUND

2'-0" ***

8"8"(TYP.)

SPLICE BOLT

SHOULDER

NORMAL

(TYP.)

SPLICE BOLT

GROUND LINE

POST SPACING

6'-3" TYPICAL

BEAM ELEMENT LENGTH

12'-6" EFFECTIVE

* SEE NOTES FOR GUARDRAIL IN CONJUNCTION WITH CURB

** 5'-0" OR AS SPECIFIED ON PLANS

STEEL LINE POST

W6 x 9 OR W6 x 8.5

FOR STEEL POST

ROUTED 6" x 8" WOOD BLOCK

ELEMENT

BEAM

(TYP.)

POST BOLT

HINGE POINT

SHOULDER

LINE

GROUND

2'-0" ***

SHOULDER

NORMAL

** 5'-0" OR AS SPECIFIED ON PLANS

WASHER UNDER NUT

POST BOLT WITH ROUND

FOR STEEL POST

WOOD OFFSET BLOCK

ROUTED 6" x 8"

SLOPE

(OR MEDIAN)

EMBANKMENT

WOOD OFFSET BLOCK

6" x 8"

UNDER NUT

ROUND WASHER

POST BOLT WITH

8" 8" 8"

SLOPE

(OR MEDIAN)

EMBANKMENT

WASHER UNDER NUT

POST BOLT WITH ROUND

FOR TYPE TD ONLY

DOUBLE SIDED SHOWN

FOR TYPE TD ONLY

DOUBLE SIDED SHOWN

TYPE TD

USE 8'-0" POST WITH THE ADDITIONAL LENGTH EMBEDDED.

THAN 2'-0" AND THE EMBANKMENT (OR MEDIAN) SLOPE IS STEEPER THAN 1:10,

IF THE OFFSET FROM THE FACE OF POST TO THE SHOULDER HINGE POINT IS LESS***

FOR PAVED SHOULDER WIDTHS OF AT LEAST 12', USE 3'-0". **

USE 8'-0" POST WITH THE ADDITIONAL LENGTH EMBEDDED.

THAN 2'-0" AND THE EMBANKMENT (OR MEDIAN) SLOPE IS STEEPER THAN 1:10,

IF THE OFFSET FROM THE FACE OF POST TO THE SHOULDER HINGE POINT IS LESS***

FOR PAVED SHOULDER WIDTHS OF AT LEAST 12', USE 3'-0". **

2" TO 3"

"8

NUT

ROUND WASHER

STEEL LINE POST

W6 x 9 OR W6 x 8.5

(OPTIONAL)

GALVANIZING HOLE

" DIA. 16

" OR 4

2" TO 3"

"8

IN LENGTH)

OF POSTS GREATER THAN 6'-0"

BOTTOM(UP TO 4 OPTIONAL HOLES IN

" DIA. GALVANIZING HOLE(S)16

13" OR 4

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR R-60-J

SHEET

16 4 OF FHWA APPROVAL

BLOCK AND POST CONNECTION DETAILS

GUARDRAIL, TYPE B

GUARDRAIL, TYPE T

GUARDRAIL, TYPE B

GUARDRAIL, TYPE T

TO WOOD OFFSET BLOCK

CONNECTING STEEL POST

POST BOLT

ROUTED WOOD OFFSET BLOCK

CONNECTING STEEL POST TO

POST BOLT

WOOD POST STEEL POST

ROUTED WOOD OFFSET BLOCK

CONNECTING STEEL POST TO

POST BOLT

TO WOOD OFFSET BLOCK

CONNECTING STEEL POST

POST BOLT

WOOD POST STEEL POST

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR

R-60-J

SHEET

16 OF 5FHWA APPROVAL

TOP

SIDEFRONT

WOOD OFFSET BLOCKS FOR GUARDRAIL, TYPE T AND TYPE TD

FOR USE ON WOOD POSTS

TOP

FRONT SIDE

FOR USE ON STEEL POSTS

WOOD POST STEEL POST

THRIE BEAM ELEMENT SPLICE DETAILS

3"3"

6"6"

"4

3"

(SEE NOTES ON SHEET 16 OF 16)

"2

1'-0

2"2" "4

4"4

4 "8

STEEL POST�

"2 11'-0

2"2" "4 14"4

POST BOLT SLOT�

(TYP.)

SPLICE BOLT SLOT

"8 1 x 132

POST BOLT SLOT

"2

1" x 24

POST BOLT SLOT

"2

1" x 24

(TYP.)

SPLICE BOLT SLOT

"8 1 x 132

WOOD POST�

POST BOLT SLOT AND�

" DIA. HOLE4

3" DIA. HOLE4

"8

"8 1±

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR R-60-J

SHEET

16 OF 6FHWA APPROVAL

( STEEL POST )

6" x 8" WOOD LINE POST

LINE

GROUND

HINGE POINT

SHOULDER

SHOULDER

NORMAL

2'-8" ***

8"

** 5'-8" OR AS SPECIFIED ON PLANS

USE 9'-0" POST WITH THE ADDITIONAL LENGTH EMBEDDED.

THAN 2'-8" AND THE EMBANKMENT (OR MEDIAN) SLOPE IS STEEPER THAN 1:10,

IF THE OFFSET FROM THE FACE OF POST TO THE SHOULDER HINGE POINT IS LESS***

FOR PAVED SHOULDER WIDTHS OF AT LEAST 12', USE 3'-8". **

( WOOD POST )

8"

GUARDRAIL, TYPE MGS-8 (OR MGS-8D)

STEEL LINE POST

W6 x 9 OR W6 x 8.5

GUARDRAIL, TYPE MGS-8 (OR MGS-8D)

HINGE POINT

SHOULDER

UNDER NUT

ROUND WASHER

POST BOLT WITH

SHOULDER

NORMAL

2'-8" ***

** 5'-8" OR AS SPECIFIED ON PLANS

FOR STEEL POST

WOOD OFFSET BLOCK

ROUTED 6" x 8"

SLOPE

(OR MEDIAN)

EMBANKMENT

WOOD OFFSET BLOCK

6" x 8"

UNDER NUT

ROUND WASHER

POST BOLT WITH

8" 8" 8"

NAIL

HOT-DIP ZINC COATED

A MINIMUM 3" LONG

TO WOOD POST WITH

TOE NAIL WOOD BLOCK

SLOPE

(OR MEDIAN)

EMBANKMENT

WASHER UNDER NUT

POST BOLT WITH ROUND

NAIL

HOT-DIP ZINC COATED

A MINIMUM 3" LONG

TO WOOD POST WITH

TOE NAIL WOOD BLOCK

TYPE MGS-8D

USE 9'-0" POST WITH THE ADDITIONAL LENGTH EMBEDDED.

THAN 2'-8" AND THE EMBANKMENT (OR MEDIAN) SLOPE IS STEEPER THAN 1:10,

IF THE OFFSET FROM THE FACE OF POST TO THE SHOULDER HINGE POINT IS LESS***

FOR PAVED SHOULDER WIDTHS OF AT LEAST 12', USE 3'-8". **

TYPE MGS-8D ONLY

SHOWN FOR

DOUBLE SIDED

TYPE MGS-8D ONLY

SHOWN FOR

DOUBLE SIDED

LINE

GROUND

ELEMENT

BEAM

POST BOLT

NUT

ROUND WASHER

FOR STEEL POST

ROUTED 6" x 8" WOOD BLOCK

STEEL LINE POST

W6 x 9 OR W6 x 8.5

(OPTIONAL)

GALVANIZING HOLE

" DIA. 16

" OR 4

2" TO 3"

2" TO 3"

"8

"8

IN LENGTH)

OF POSTS GREATER THAN 6'-0"

BOTTOM(UP TO 4 OPTIONAL HOLES IN

" DIA. GALVANIZING HOLE(S)16

13" OR 4

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR R-60-J

SHEET

16 OF 7FHWA APPROVAL

ROUTED WOOD OFFSET BLOCK

CONNECTING STEEL POST TO

POST BOLT

WOOD POST STEEL POST

TO WOOD OFFSET BLOCK

CONNECTING WOOD POST

POST BOLT

"8

STEEL POST�

BLOCK AND POST CONNECTION DETAILS

TOP

SIDEFRONT

FOR USE ON WOOD POSTS

TOP

FRONT SIDE

FOR USE ON STEEL POSTS

3"3"

6"6"

"4

3"

" DIA. HOLE4

WOOD OFFSET BLOCKS FOR GUARDRAIL, TYPE MGS-8 AND TYPE MGS-8D

(SEE NOTES ON SHEET 16 OF 16)

" DIA. HOLE4

"8

"8 1±

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR R-60-J

SHEET

16 OF 8FHWA APPROVAL

6'-3" TYPICAL POST SPACING

12'-6" EFFECTIVE BEAM ELEMENT LENGTH

GROUND LINE

TOP OF RAIL

* SEE NOTES FOR GUARDRAIL IN CONJUNCTION WITH CURB

GROUND LINE

GROUND LINE

MGS POST�

MGS POST�

GUARDRAIL, TYPE MGS-8 (OR MGS-8D)

ELEVATION SHOWING POST SPACING FOR

GUARDRAIL, TYPE MGS-8 OR MGS-8D

GUARDRAIL, TYPE MGS-8 OR MGS-8D

BEAM ELEMENT LENGTH

12'-6" EFFECTIVE

BEAM ELEMENT LENGTH

" EFFECTIVE2

19'-4

BEAM ELEMENT LENGTH

12'-6" EFFECTIVE

" HEIGHT TRANSITION2

134'-4

W-BEAM ELEMENT

STANDARD (12'-6")

BEAM ELEMENT

")2

1MGS (9'-4

W-BEAM ELEMENT

STANDARD (12'-6")

BEAM ELEMENT LENGTH

" EFFECTIVE2

19'-4

BEAM ELEMENT LENGTH

12'-6" EFFECTIVE

" HEIGHT TRANSITION2

128'-1

LENGTH

EFFECTIVE

6'-3"

W-BEAM ELEMENT

STANDARD (12'-6")

BEAM ELEMENT

")2

1MGS (9'-4

POST SPACING

6'-3" TYPICAL

POST SPACING

6'-3" TYPICAL

GUARDRAIL APPROACH TERMINAL TYPE 1B, 2B, OR 3B

GUARDRAIL, TYPE B, GUARDRAIL, TYPE BD, OR

GUARDRAIL, TYPE MGS-8 (OR MGS-8D) TO

ELEVATION SHOWING TRANSITION DETAIL FOR CONNECTING

GUARDRAIL ANCHORAGE, BRIDGE DETAIL A1, T1, T4 OR T6

GUARDRAIL ANCHORAGE, MEDIAN,

GUARDRAIL, TYPE T, GUARDRAIL, TYPE TD,

GUARDRAIL, TYPE MGS-8 (OR MGS-8D) TO

ELEVATION SHOWING TRANSITION DETAIL FOR CONNECTING

GUARDRAIL POST�

GUARDRAIL POST�

TRANSITION

THRIE BEAM

SYMMETRICAL

GUARDRAIL ANCHORAGE, BRIDGE DETAIL __

GUARDRAIL ANCHORAGE, MEDIAN

GUARDRAIL, TYPE __

GUARDRAIL APPROACH TERMINAL TYPE __

GUARDRAIL, TYPE __

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR R-60-J

SHEET

16 OF 9FHWA APPROVAL

GROUND LINE

GROUND LINE

MGS POST�

MGS POST�

BEAM ELEMENT LENGTH

12'-6" EFFECTIVE

BEAM ELEMENT LENGTH

" EFFECTIVE2

19'-4

BEAM ELEMENT LENGTH

12'-6" EFFECTIVE

" HEIGHT TRANSITION2

134'-4

W-BEAM ELEMENT

STANDARD (12'-6")

BEAM ELEMENT

")2

1MGS (9'-4

W-BEAM ELEMENT

STANDARD (12'-6")

BEAM ELEMENT LENGTH

" EFFECTIVE2

19'-4

BEAM ELEMENT LENGTH

12'-6" EFFECTIVE

" HEIGHT TRANSITION2

128'-1

LENGTH

EFFECTIVE

6'-3"

POST SPACING

6'-3" TYPICAL

POST SPACING

6'-3" TYPICAL

BEAM ELEMENT

")2

1MGS (9'-4

W-BEAM ELEMENT

STANDARD (12'-6")

GUARDRAIL APPROACH TERMINAL TYPE 2M OR TYPE 3M

GUARDRAIL, TYPE B (OR TYPE BD) TO

ELEVATION SHOWING TRANSITION DETAIL FOR CONNECTING

GUARDRAIL APPROACH TERMINAL TYPE 2M OR TYPE 3M

GUARDRAIL, TYPE T (OR TYPE TD) TO

ELEVATION SHOWING TRANSITION DETAIL FOR CONNECTING

GUARDRAIL POST�

GUARDRAIL POST�

TRANSITION

THRIE BEAM

SYMMETRICAL

GUARDRAIL, TYPE B OR TYPE BD GUARDRAIL APPROACH TERMINAL TYPE 2M OR TYPE 3M

GUARDRAIL, TYPE T OR TYPE TD GUARDRAIL APPROACH TERMINAL TYPE 2M OR TYPE 3M

STANDARD PLAN R-62-SERIES

TYPE 2M SEE

STANDARD PLAN R-63-SERIES

TYPE 3M SEE

STANDARD PLAN R-62-SERIES

TYPE 2M SEE

STANDARD PLAN R-63-SERIES

TYPE 3M SEE

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR R-60-J

SHEET

16 OF 10FHWA APPROVAL

SECTION THROUGH BEAM ELEMENT

"32

"16

3 "16

"4

"8

-0 +

TOLERANCE

" R8

(TYP.)

(TYP.)

" R16

SYMMETRICAL

�ABOUT

" R16

(TYP.) N

E

U T

R A

L A

X

IS

"16

10°

BEAM ELEMENT SPLICE DETAILS

"2 11'-0

2"2" "4 14"4

(TYP.)

SPLICE BOLT SLOT

"8 1" x 132

SLOTTED HOLE�

SLOTTED HOLE

"2

1" x 24

"4 14 "4

14 2""4 14"4

142"

"2 13'-1

OF POST BOLT SLOTS�

"2 13'-1 "2

13'-1

(TYP.)

SPLICE BOLT SLOT

"8 1" x 132

(TYP.)

POST BOLT SLOT

"2 1" x 24

10'-5"

FRONT ELEVATION OF BEAM ELEMENT

"4 14 "4

14 2"

"2 113'-6

"4 14"4

142"

"2 13'-1

OF POST BOLT SLOTS�

"2 13'-1 "2

13'-1 "2 13'-1

(TYP.)

SPLICE BOLT SLOT

"8 1" x 132

(TYP.)

POST BOLT SLOT

"2 1" x 24

") BEAM ELEMENT2

1FRONT ELEVATION OF MGS (9'-4

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR R-60-J

SHEET

16 OF 11FHWA APPROVAL

SECTION THROUGH THRIE BEAM ELEMENT

(FOR GUARDRAIL, TYPE T AND TD)

"16

3 "16

"4

"8

-0 +

TOLERANCE

"32

" R16

(TYP.)

"16

10°

" R8

(TYP.)

(TYP.)

" R16

FRONT ELEVATION OF THRIE BEAM ELEMENT

"4

4 "4

4 2"

"2

13'-6

"4

4"4

42"

OF POST BOLT SLOTS�

(TYP.)

SPLICE BOLT SLOT

"8 1" x 132

(TYP.)

POST BOLT SLOT

"2 1" x 24

"2 13'-1 "2

13'-1 "2 13'-1 "2

13'-1

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR R-60-J

SHEET

16 OF 12FHWA APPROVAL

4 "4

4 2""4

4"4

42"

"2

7'-3

"2

3'-1

SPLICE BOLT SLOT (TYP.)

"8

" x 132

POST BOLT SLOT (TYP.)

"2

" x 24

ASYMMETRICAL THRIE BEAM TRANSITIONS

NOTE: ASYMMETRICAL TRANSITION TYPE WILL VARY BY LOCATION DEPENDING ON GUARDRAIL LAYOUT

THRIE BEAM TRANSITION

SECTION THROUGH

THRIE BEAM TRANSITION

SECTION THROUGH

THRIE BEAM TRANSITION

SECTION THROUGH

THRIE BEAM TRANSITION

SECTION THROUGH

THRIE BEAM TRANSITION

SECTION THROUGH

THRIE BEAM TRANSITION

SECTION THROUGH

SYMMETRICAL THRIE BEAM TRANSITIONS

"2

3'-1

"4

4 "4

4 2""4

4"4

42"

"2

7'-3

"2

3'-1"2

3'-1

POST BOLT SLOT (TYP.)

"2

" x 24

SPLICE BOLT SLOT (TYP.)

"8

" x 132

"4

4 "4

4 2""4

4"4

42"

"2

7'-3

"2

3'-1"2

3'-1

SPLICE BOLT SLOT (TYP.)

"8

" x 132

POST BOLT SLOT (TYP.)

"2

" x 24

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR

R-60-J

SHEET

16 OF 13FHWA APPROVAL

TO GUARDRAIL, TYPE BD (OR TYPE TD)

DETAIL SHOWING TRANSITION FROM GUARDRAIL, TYPE B (OR TYPE T)

SPLICE BOLT AND POST BOLT

AT BEAM ELEMENT SPLICE POSTS AND AT INTERMEDIATE POSTS

POST BOLTS, SPLICE BOLTS AND WASHERS

150'

METAL TAG

ROUND WASHER NUT

STANDARD WIDTH VARIABLE WIDTH (FIELD BEND)

M

A X

OF TRAFFIC

DIRECTION

OF TRAFFIC

DIRECTION

(TWO REQUIRED FOR TYPE TD)

(ONE REQUIRED FOR TYPE BD)

POST BOLT LENGTH 2'-10"

PAY ITEM: GUARDRAIL, TYPE BD (OR TD) GUARDRAIL, TYPE B (OR T)

PAY ITEM EACH SIDE:

APPROX. 6'-3"

OFFSET BLOCKS (TYPE TD) 6" x 1'-0" x 1'-10"

OFFSET BLOCKS (TYPE BD) 6" x 1'-0" x 1'-3"

OFFSET BLOCKS (TYPE TD) 6" x 9" x 1'-10"

OFFSET BLOCKS (TYPE BD) 6" x 9" x 1'-3"

(TWO REQUIRED FOR TYPE TD)

(ONE REQUIRED FOR TYPE BD)

POST BOLT LENGTH 2'-4"

POST

BLOCK

OFFSET

POST BOLTS

NO. LENGTH

SPLICE BOLTS WASHERS

WOOD

WOOD

STEEL

STEEL

WOOD

STEEL

WOOD

STEEL

WOOD

STEEL

(ROUND)

N O

T N

E E

D E

D A

T I

N T

E R

M E

D

IA

T E

P O

S T

S

WOOD

WOOD

WOOD

WOOD

WOOD

WOOD

WOOD

WOOD

A

B

BD

T

TD

REQ'D (NO. REQ'D)(NO. REQ'D)

TYPE

GUARDRAIL

N/A

N/A

"2

"2

18"

2"

"2

"2

"2

"2

* "2

18"

" LONG)4

(1

" BEYOND NUT. 2

EXTEND MORE THAN

(OR TYPE T) TO GUARDRAIL, TYPE BD (OR TYPE TD). POST BOLTS SHALL NOT

* EXCEPT AS SPECIFIED ON DETAIL SHOWING TRANSITION FROM GUARDRAIL, TYPE B

AND 8 ON TYPE B END).

THRIE BEAM TRANSITIONS REQUIRE 20 SPLICE BOLTS EACH (12 0N TYPE T END

" (SPLICE BOLT)4

SEE CHART (POST BOLT)

"32

"16

1 - "

"8

RECESS ONE OR BOTH SIDES

" DEEP16

" DIA. x 16

"64

" DIAMETER4

" DIAMETER16

"4

1 "16

0.012" THICK

" DIA. HOLE4

1" 3"

"8

4" ±

METAL TAG

" HIGH ON THE 4

EMBOSSED

CURVED GUARDRAIL RADIUS

FOR CURVED GUARDRAIL WITH RADIUS OF 150' OR LESS

"16

" OR 116

CLIPPED HEAD OPTIONAL

MINIMUM POST BOLT THREAD LENGTH

BOLT LENGTH MINIMUM THREAD LENGTH

18"

"2

26 3"

"2

9 "4

"2

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR

R-60-J

SHEET

16 OF 14FHWA APPROVAL

MINIMUM POST BOLT THREAD LENGTH

AT BEAM ELEMENT SPLICE POSTS AND AT INTERMEDIATE POSTS

POST BOLTS, SPLICE BOLTS AND WASHERS

STANDARD WIDTH VARIABLE WIDTH (FIELD BEND)

M

A X

OF TRAFFIC

DIRECTION

OF TRAFFIC

DIRECTION

APPROX. 6'-3"

BOLT LENGTH MINIMUM THREAD LENGTH

18"

"2

26 3"

"2

9 "4

"2

POST

BLOCK

OFFSET

POST BOLTS

NO. LENGTH

SPLICE BOLTS WASHERS

(ROUND)

REQ'D (NO. REQ'D)(NO. REQ'D)

TYPE

GUARDRAIL

" LONG)4

(1

WOOD

STEEL

WOOD

WOOD

* "2

"2

MGS-8D

WOOD

STEEL

WOOD

WOOD

"2

18"

MGS-8

PAY ITEM: GUARDRAIL, TYPE MGS-8D

GUARDRAIL, TYPE MGS-8 TO GUARDRAIL, TYPE MGS-8D

DETAIL SHOWING TRANSITION FROM

OFFSET BLOCKS (TYPE MGS-8D) 6" x 1'-0" x 1'-2"

OFFSET BLOCKS (TYPE MGS-8D) 6" x 9" x 1'-2"

2'-4" FOR TYPE MGS-8D

POST BOLT LENGTH

2'-10" FOR TYPE MGS-8D

POST BOLT LENGTH

GUARDRAIL, TYPE MGS-8

PAY ITEM EACH SIDE:

NUT.

" BEYOND 2

TO GUARDRAIL, TYPE MGS-8D POST BOLTS SHALL NOT EXTEND MORE THAN

* EXCEPT AS SPECIFIED ON DETAIL SHOWING TRANSITION FROM GUARDRAIL, TYPE MGS-8

ON TYPE MGS END).

THRIE BEAM TRANSITIONS REQUIRE 20 SPLICE BOLTS EACH (12 0N TYPE T END AND 8

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR

R-60-J

SHEET

16 OF 15FHWA APPROVAL

OF TRAFFIC

DIRECTION

PLACEMENT OF GUARDRAIL REFLECTORS

ONE-WAY TRAFFIC

TWO-WAY TRAFFIC

GUARDRAIL

NOTES GOVERNING THE USE OF GUARDRAIL REFLECTORS

GUARDRAIL REFLECTOR

DIRECTION OF RAIL LAP

TWO-WAY TRAFFIC

ONE-WAY TRAFFIC

3"

2"

(TYP.)

REFLECTORIZED SIDE FACING TRAFFIC

13 GAGE GALVANIZED

(0.0934") NOMINAL

"4

" R4

96° ± 4°

OF TRAFFIC

DIRECTION

OF TRAFFIC

DIRECTION

OF TRAFFIC

DIRECTION

OF TRAFFIC

DIRECTION

TRAFFIC

SURFACE FACING

REFLECTORIZED GUARDRAILSEE NOTES BELOW

OF TRAFFIC

DIRECTION

GUARDRAIL

SEE NOTES BELOW

ADJACENT GUARDRAIL POSTS

IN OPPOSITE DIRECTIONS ON

PLACE GUARDRAIL REFLECTORS

OF TRAFFIC

DIRECTION

OF TRAFFIC

DIRECTION

GUARDRAIL

HEIGHT AND COMPATIBILITY WITH POST HOLES.

THE POST BOLT HOLES SHALL BE LOCATED TO ENSURE PROPER RAIL

DEPTH OF THE BLOCK SHALL BE AS SPECIFIED ON THIS STANDARD AND

BEVELS SPECIFIED. THE LENGTH (FRONT AND BACK FACE), WIDTH AND

A 1" BEVELED TOP MAY BE USED IN LIEU OF WOOD BLOCKS WITHOUT

" BEVELS AT THE TOP AND BOTTOM OR2

WOOD OFFSET BLOCKS WITH

HEIGHT.

THE POST BOLT HOLES SHALL BE LOCATED TO ENSURE PROPER RAIL

DEPTH OF THE POST SHALL BE AS SPECIFIED ON THIS STANDARD AND

WOOD POSTS WITHOUT BEVELS SPECIFIED. THE LENGTH, WIDTH AND

" BEVELS AT THE TOP MAY BE USED IN LIEU OF 2

WOOD POSTS WITH

BENT SECTION WILL BE REQUIRED FOR EACH CURVED ELEMENT.

150' OR LESS. A TAG IDENTIFYING THE CURVATURE OF THE SHOP

BEAM ELEMENTS SHALL BE SHOP BENT TO PLAN RADIUS FOR CURVE RADII

GUARDRAIL.

SHOULD BE MEASURED FROM THE GROUND JUST IN FRONT OF THE

THE GUARDRAIL PANEL IS LOCATED BEHIND THE CURB THE RAIL HEIGHT

CLOSEST TO THE EDGE OF THE TRAVELED LANE. WHEN THE FACE OF

GUTTER PAN, WHICH IS THE POINT ON THE GUTTER PAN THAT IS

THE RAIL HEIGHT SHOULD BE MEASURED FROM THE FRONT EDGE OF THE

WHEN THE FACE OF GUARDRAIL IS PLACED FLUSH WITH FACE OF CURB,

GUIDE TO STANDARDIZED HIGHWAY BARRIER HARDWARE."

AGC-ARTBA JOINT COMMITTEE, TASK FORCE 13 PUBLICATION TITLED "A

DETAILS SPECIFIED ON THIS STANDARD ARE ACCORDING TO THE AASHTO-

ANCHORAGE, BRIDGE.

DEPARTING TERMINALS AND STANDARD PLAN R-67-SERIES FOR GUARDRAIL

APPROACH TERMINALS, STANDARD PLAN R-66-SERIES FOR GUARDRAIL

SEE STANDARD PLAN R-62-SERIES OR R-63-SERIES FOR GUARDRAIL

GUARDRAIL RUNS, REGARDLESS OF ROADWAY LIGHTING.

GUARDRAIL REFLECTORS SHALL BE USED ON ALL STANDARD 1.

TERMINAL STANDARD PLAN.

TERMINALS, SEE THE APPROPRIATE GUARDRAIL APPROACH

FOR GUARDRAIL REFLECTOR PLACEMENT ON APPROACH 3.

POST FROM THE GUARDRAIL DEPARTING TERMINAL.

A GUARDRAIL REFLECTOR IS TO BE PLACED ON THE SECOND 4.

ARE TO BE PLACED ON THE UPPER POST BOLT.

ON GUARDRAIL, TYPE T AND TYPE TD GUARDRAIL REFLECTORS 5.

GUARDRAIL REFLECTORS SHALL MATCH COLOR OF EDGE LINE.6.

25'-0" ON CURVES WITH A RADIUS LESS THAN 1150'.b)

OF 1150' OR MORE.

50'-0" ON TANGENT SECTIONS AND CURVES WITH A RADIUS a)

INTERVALS:

GUARDRAIL REFLECTORS ARE TO BE SPACED AT THE FOLLOWING 2.

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR

R-60-J

SHEET

16 OF 16FHWA APPROVAL

GROUND LINE

BEARING PLATE3

SPLICE (TYP.)

BEARING PLATE3

UPPER CORRUGATION ONLY.

ANCHOR PLATE SHALL BE PLACED ON

EITHER LEFT OR RIGHT ENDINGS.

THE BEAM ELEMENT MAY BE USED FOR

HOLES WILL BE ALLOWED SO THAT

* AN OPTIONAL SET OF ANCHOR PLATE

OF TRAFFIC

DIRECTION

OF TRAFFIC

DIRECTION

NOTE: OMIT OFFSET BLOCK ON LAST POST

NOTE: OMIT OFFSET BLOCK ON LAST POST

HOT-DIP ZINC COATED NAILS (SEE NOTES)

HOT-DIP ZINC COATED NAILS (SEE NOTES)

S H

O U

L D

E R

N O

R M

A L

GUARDRAIL DEPARTING TERMINAL TYPE B

GUARDRAIL DEPARTING TERMINAL TYPE B

GUARDRAIL DEPARTING TERMINAL TYPE T

GUARDRAIL DEPARTING TERMINAL TYPE T

GUARDRAIL, TYPE B

GUARDRAIL, TYPE B

LINE POST FOR

GUARDRAIL, TYPE T

TERMINAL END SHOE, TYPE B

TERMINAL END SHOE, TYPE T

PLACE POST SLEEVE IN HOLE

PLACE POST SLEEVE IN HOLEGROUND LINE

SPLICE (TYP.)

GUARDRAIL, TYPE T

LINE POST FOR

S H

O U

L D

E R

N O

R M

A L

1'-0"

12'-6"

12'-6"

1'-2" 1'-0"

8 HOLES

" DIA.4

" DIA. HOLE2

2�

(6" x 8" x 7'-0")

ON LAST TWO POSTS

WOOD POSTS SHALL BE USED

CABLE ASSEMBLY

ANCHOR PLATE AND

CABLE ASSEMBLY

ANCHOR PLATE AND

" DIA. HOLE2

1 2�

(6" x 8" x 7'-0")

ON LAST TWO POSTS

WOOD POSTS SHALL BE USED

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR R-66-E

SHEET

4 OF 1FHWA APPROVAL

(SPECIAL DETAIL) 09/14/2023

GUARDRAIL DEPARTING TERMINAL TYPES B, T, & MGS

APPROVED BY:

APPROVED BY:

W-BEAM ELEMENT

STANDARD (12'-6")

OF TRAFFIC

DIRECTION

S H

O U

L D

E R

N O

R M

A L

1'-2"

NOTE: OMIT OFFSET BLOCK ON LAST POST

HOT-DIP ZINC COATED NAILS (SEE NOTES)

BEARING PLATE

PLACE POST SLEEVE IN HOLE

GUARDRAIL DEPARTING TERMINAL TYPE MGS

TERMINAL END SHOE

GUARDRAIL DEPARTING TERMINAL TYPE MGS

SPLICE (TYP.)

GROUND LINE

BEAM ELEMENT LENGTH

" EFFECTIVE2

9'-4

POST SPACING

6'-3" TYPICAL

BEAM ELEMENT

")2

MGS (9'-4

GUARDRAIL, TYPE MGS

LINE POST FOR

GUARDRAIL, TYPE MGS-8

CABLE ASSEMBLY

7" MIN. 5" MIN.2"±

FITTING AND STUD

STANDARD SWAGE

6'-6"

" DIA.8

1 " DIA.4

CABLE TO BE SWAGE CONNECTED

" DIA. (6X19) GALVANIZED4

ENTIRE LENGTH (N.C.)

1" DIA. THREADED

ASSEMBLY

CABLE

BEAM ELEMENT

HEX NUT (TYP.)

ONE PIECE ANCHOR PLATE

CABLE ANCHOR PLATE DETAILS

1" DIA. WASHER

" R16

"4

"4

DIA. HOLE (TYP.)

"4

ON FRONT FACE THROUGH

HEXHEAD BOLT WITH WASHER

" LONG2

" DIA. x 18

PLACE

2 - 1" DIA. HEX NUTS

1" DIA. STUD AND

CABLE ANCHOR PLATE

CABLE ASSEMBLY

ANCHOR PLATE AND

" DIA. HOLE2

2�

(6" x 8" x 7'-0")

ON LAST TWO POSTS

WOOD POSTS SHALL BE USED

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR R-66-E

SHEET

4 OF 2FHWA APPROVAL

3"

3"

( FOR LAST POST, GUARDRAIL DEPARTING TERMINAL TYPE T )

WOOD POST DETAILWOOD POST DETAIL

6" 8"

4"

" DIA. HOLES4

" DIA. HOLE2

6" 8"

4"

( FOR LAST POST, GUARDRAIL DEPARTING TERMINAL TYPE B )

WOOD POST DETAIL

3"

6"

4"

8"

" DIA. HOLE2

" DIA. HOLES4

( FOR LAST POST, GUARDRAIL DEPARTING TERMINAL TYPE MGS )

" DIA. HOLE2

" DIA. HOLES4

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR

R-66-E

SHEET

4 OF 3FHWA APPROVAL

FOR DETAILS OF GUARDRAIL PLACEMENT, SEE STANDARD PLAN R-59-SERIES.

ALL 1:10 SLOPES SHALL BE GRADED TO CLASS A SLOPE TOLERANCES.

LOOSEN.

BE INSTALLED ON EACH END OF THE CABLE SO THAT THE CABLE WILL NOT

AFTER THE CABLE ASSEMBLY HAS BEEN TIGHTENED, A SECOND NUT SHALL

ROTATING.

AT THE TOP OF THE BEARING PLATE TO KEEP THE BEARING PLATE FROM

TWO HOT-DIP ZINC COATED NAILS SHALL BE DRIVEN INTO THE WOOD POST

WHERE APPLICABLE, EXCEPT AS SPECIFIED ON THIS STANDARD.

SPECIFICATIONS FOR CONSTRUCTION AND TO STANDARD PLAN R-60-SERIES,

BOLTS, NUTS, AND WASHERS) SHALL CONFORM TO THE STANDARD

ALL POSTS, OFFSET BLOCKS, BEAM ELEMENTS, AND HARDWARE (INCLUDING

TYPE A, TYPE B OR TYPE MGS

TERMINAL END SHOE,

POST SLEEVE

"8

BEARING PLATE

3" M

IN.

"2

TERMINAL END SHOE, TYPE T

30°

6"

8"

4"

" DIA. HOLE16

" THICK STEEL PLATE8

TACK WELDED TO

" THICK x 1" x 8" STEEL PLATE4

R

"4

" R8

1" TO 2

SPLICE BOLT SLOT (TYP.)

" 8

" x 132

I.

D

"±2

2'-0" APPROX.

SPLICE BOLT SLOT (TYP.)

" 8

" x 132 29 " R8

1" TO 2

3" M

IN.

"2

30°

R

"4

2 "±2

2'-0" APPROX.

Michigan Department of Transportation

BRADLEY C. WIEFERICH, PE

DEPARTMENT DIRECTOR

R-66-E

SHEET

4 OF 4FHWA APPROVAL