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Variable Slope
(Drawing shown from face of sign)
WARNING SIGN
Variable Slope
(Drawing shown from face of sign)
WARNING SIGN WITH SUPPLEMENTAL SIGN
12’
3"
3"
12’
7’ Minimum
2"
7’ Minimum
Edge of Driving Lane
or 7’ (Urban) Above
Minimum 5’ (Rural)
Edge of Driving Lane
or 6’ (Urban) Above
Minimum 4’ (Rural)
30" WARNING SIGNS(Typical Sign Detail)
bases.
bases.
Ground Line
Ground Line
Top of Inslope
Top of Inslope
See detail sheets for
See detail sheets for
TODDS
Sheet 1 of 1
SPECIAL DETAIL
L01
December 9, 2013
(Drawing shown from face of sign)
WARNING SIGN WITH SUPPLEMENTAL SIGN
2"
of 2 1/4 " or larger.
using a tubular post size
base shall be used when
This style of breakaway
Stiffeners
U-Channel
Aluminum
Variable Slope
7’ Minimum
12’
Edge of Driving Lane
or 7’ (Urban) Above
Minimum 5’ (Rural)
36" AND 48" WARNING SIGNS
of 2 1/4 " or larger.
using a tubular post size
base shall be used when
This style of breakaway
Stiffeners
U-Channel
Aluminum
Variable Slope
7’ Minimum
12’
Edge of Driving Lane
or 6’ (Urban) Above
Minimum 4’ (Rural)
See detail sheets for
bases.
bases.
(Typical Sign and Stiffener Detail)
(Drawing shown from face of sign)
WARNING SIGN
A plastic washer, as recommended by the
between the sign face and the metal
washer shown.
sheeting manufacturer, shall be installed
A
A
A
A
TODDS
Sheet 1 of 1
Ground Line
Top of Inslope
Ground Line
Top of Inslope
See detail sheets for
1’’ Thread
�’’ Bolt, Nut
and Washers
-SEC. A A
Perforated Square Post
Channel Stiffener
Flat Alum. Sign
Plastic Washer
SPECIAL DETAIL
L02
W
H
H
W
SizeSign
W H
36" 24" 18"
30"30"48"
Post SpacingStiffener and
December 9, 2013
of 2 1/4 " or larger.
using a tubular post size
base shall be used when
This style of breakaway
Stiffeners
U-Channel
Aluminum
Variable Slope
(Drawing shown from face of sign)
RECTANGULAR OR SQUARE SIGN > 36" IN WIDTH
(Drawing shown from face of sign)
RECTANGULAR OR SQUARE SIGN < 36" IN WIDTH
Variable Slope
7’ Minimum
12’
3"
7’ Minimum
12’
Edge of Driving Lane
or 7’ (Urban) Above
Minimum 5’ (Rural)
Edge of Driving Lane
or 7’ (Urban) Above
Minimum 5’ (Rural)
bases.
A
A
Ground Line
Ground Line
Top of Inslope
Top of Inslope
See detail sheets for bases.
See detail sheets for
TODDS
Sheet 1 of 1(Typical Sign and Stiffener Details)SQUARE OR RECTANGULAR SIGNS
A plastic washer, as recommended by the
between the sign face and the metal
washer shown.
sheeting manufacturer, shall be installed
1’’ Thread
�’’ Bolt, Nut
and Washers
-SEC. A A
Perforated Square Post
Channel Stiffener
Flat Alum. Sign
Plastic Washer
SPECIAL DETAIL
June 10, 2013
L03
w
36" 24"
24"42"
WidthSign
48" 30"
54" 30"
60" 36"
66" 42"
h
18" 12"
18"24"
HeightSign
SpacingStiffener
30" 24"
36" 24"
42" 36"
48" 36"
SpacingPost
h
w
3"2"
For sign widths not shown in the above table,
post spacing shall be rounded to the nearest six
(6) inches based on 3/5 of the overall sign width.
Stiffener spacing shall also be in six (6) inch
increments but shall not be placed less than three
(3) inches from the top or bottom of sign.
ONE WAY SIGN OR LARGE ARROW SIGN
Stiffeners
U-Channel
Aluminum
Variable Slope
Side View
Face View
3"
7’ Minimum
12’
2"
Edge of Driving Lane
or 7’ (Urban) Above
Minimum 5’ (Rural)
bases.
A
A
TODDS
Sheet 1 of 1(Typical Sign and Stiffener Details)
Ground Line
Ground Line
Top of Inslope
See detail sheets for
A plastic washer, as recommended by the
between the sign face and the metal
washer shown.
sheeting manufacturer, shall be installed
1’’ Thread
�’’ Bolt, Nut
and Washers
-SEC. A A
Perforated Square Post
Channel Stiffener
Flat Alum. Sign
Plastic Washer
SPECIAL DETAIL
L04
w h
48" 30" 18"
24"36"60"
WidthSign
W
w
h
3"
w h
12"30"54"
WidthSign
Post SpacingStiffener andLarge Arrow
Post SpacingStiffener and
One Way
June 10, 2013
Stiffeners
U-Channel
Aluminum
Variable Slope
(Drawing shown from face of sign)
3"
7’ Minimum
12’
1"
Edge of Driving Lane
or 7’ (Urban) Above
Minimum 5’ (Rural)
48" OR 60" YIELD SIGN
A
A
A plastic washer, as recommended by the
between the sign face and the metal
washer shown.
sheeting manufacturer, shall be installed
TODDS
Sheet 1 of 1(Typical Sign and Stiffener Details)
Ground Line
Edge of Driving Lane
Top of Inslope
See detail sheets for bases.
1’’ Thread
�’’ Bolt, Nut
and Washers
-SEC. A A
Perforated Square Post
Channel Stiffener
Flat Alum. Sign
Plastic Washer
SPECIAL DETAIL
L05
1"
1/4 W
1/2 W
12" or 18"
48" or 60"
June 10, 2013
(Typical Sign Details)
for bases.
Variable Slope
(Drawing shown from face of sign)
30"
3"
7’ Minimum
12’
Edge of Driving Lane
or 7’ (Urban) Above
Minimum 5’ (Rural)
Variable Slope
(Drawing shown from face of sign)
3"
7’ Minimum
12’
Edge of Driving Lane
or 7’ (Urban) Above
Minimum 5’ (Rural)
for bases.
TODDS
Sheet 1 of 1
Edge of Driving Lane
Ground Line
Top of Inslope
See detail sheets
Edge of Driving Lane
Ground Line
Top of Inslope
See detail sheets
SPECIAL DETAIL
L0630" STOP OR 30"-36" YIELD
30" or 36"
June 10, 2013
StiffenersU-ChannelAluminum
Variable Slope
tubular post size of 2 1/4" or larger.
shall be used when using a
This style of breakaway base
36 or 48"
2"
12’
7’ Minimum
Edge of Driving Lane
or 7’ (Urban) Above
Minimum 5’ (Rural)
36" OR 48" STOP SIGNS
(Drawing shown from face of sign)
A
A
A plastic washer, as recommended by the
between the sign face and the metal
washer shown.
sheeting manufacturer, shall be installed
Edge of Driving Lane
Ground Line
Top of Inslope
See detail sheets for bases.
TODDS
Sheet 1 of 1(Typical Sign and Stiffener Details)
1’’ Thread
�’’ Bolt, Nut
and Washers
-SEC. A A
Channel Stiffener
Flat Alum. Sign
Plastic Washer
Square PostPerforated
SPECIAL DETAIL
June 10, 2013
L07
SizeSign
w h
36" 24" 24"
30"30"48"
Post SpacingStiffener andw
h
Variable
Slope
5" From Edge of Driving Lane
36"
7’ Minimum
Ground Line
(Drawing shown from face of sign)
Top of Inslope
See Detail Sheets for Bases
12’
Stiffener
U-Channel
Aluminum
NO PASS ZONE PENNANT
A
A
TODDS
Sheet 1 of 1(Typical Sign and Stiffener Details)
SPECIAL DETAIL
L08
24"8"
1"
A plastic washer, as recommended by the
between the sign face and the metal
washer shown.
sheeting manufacturer, shall be installed
1’’ Thread
�’’ Bolt, Nut
and Washers
-SEC. A A
Channel Stiffener
Flat Alum. Sign
Plastic Washer
Square PostPerforated
May 28, 2013
SL
OP
E
POST LENGTH L (FT)
4:1
3:1
Hole (Typ.)
�" Dia.
12x18 18x24 24x30 30x36 36x48
(IN)
SIZE
SIGN
6:1
8 976� 7�
8� 9�87�7
1098�87�
H
W
(Typ.)
H/6
4’
Edge of shoulder
driving lane
Edge of
6’
W1-8 Chevron
SLOPE
L
4’
See Detail Sheets for Bases
CHEVRON SIGN(Typical Erection Details)
TODDS
Sheet 1 of 1
SPECIAL DETAIL
L09
W1-8 Single Mount Detal
View from Face
Bracket Kit
Angle
Sign Post
W1-8 Double Mount Detal
View from Top
Face of Sign
sign faces are visible at all times when traveling through the curve.
shall be mounted as a double mount installation with approach angle adjusted such that 3
of travel and shall be mounted as a single mount installation. All intermediate installations
NOTE: The first Chevron shall be placed within 50’ of begining of curve from each direction
February 25, 2013
Variable Slope
3"
7’ Minimum
12’
Edge of Driving Lane
or 7’ (Urban) Above
Minimum 5’ (Rural)
bases.
TODDS
Sheet 1 of 1(Typical Sign and Stiffener Details)
Ground Line
Top of Inslope
See detail sheets for
A plastic washer, as recommended by the
sheeting manufacturer, shall be installed
SPECIAL DETAIL
L10STREET NAME SIGN
Sign Post
A A
�" Straight Bolt
Sign A1
Sign A2
Sign B1
Sign B2
between the sign face and the bolt head
and also between the sign and the nut.
Sign A1Sign A2
Sign B1
12"
2"
12"
-SEC. A-A
connector on each end of sign.
bolted to each other with at least one
Back-to-back signs over 24" in width shall be
between signs.
2" of verticle clearance shall be maintained
locations. When mounting above another sign,
Table of Permanent Signing for specific
Yield or Stop sign - refer to plan note or
NOTE: Sign assembly may be mounted above
September 15, 2016
furnished have essentially the same chemistry, mechanical properties and
geometry as that used in the FHWA tests, and that it will meet the FHWA
5. All hardware shall be galvanized in accordance with ASTM A153.
GENERAL NOTES-
4. All posts shall be galvanized in accordance with ASTM A653, Des. G-90.
1. Design Specification: AASHTO Standard Specifications for Structural
2. The manufacturer shall provide certification that the posts and hardware
system furnished will develop the full shear and bending yield strength
3. The manufacturer shall also provide certification that the breakaway
of the sign post section being spliced.
Top of Anchor Post
CL
Perforated
Square Post
C L
Perforate
d
Square Post
�’’ Corner Bolt
Sign Post
Perforated Square
Perforated Square
Anchor Post
ELEVATION
Anchor Post6’’
Embed
ment
CL
Square PostSign Post
Ground Line
60’’ 4’’
max.
BREAKAWAY SUPPORT STUB CLEARANCE DIAGRAM
chordline
NOTE: The top of anchor post shall NOT extend more than 4’’ max.
AA
change in velocity requirements.
Perforated Square
Stiffener Sleeve
2�" Perforated
CL
Perforated
Square Post
C L
Perforate
d
Square Post
Sign Post
Perforated Square
Nut, Flat Washers &
Flange Head Bolt,Top Subassembly
Release Bushings (Typ.)
8�’’
Line
Ground
2�’’
3�’’
4’-0" (min.)
(max.)
3’-0"
Minin
um
Concrete Footing
1’-3" Diameter
*
**
*
ELEVATION
Anchor Post
9’’
Embed
ment
CL
Square PostSign Post
BB
Line
Ground
4’-0" (min.)
3’-0"
Minin
um
Concrete Footing
1’-3" Diameter
*
*
Perforated
SEC. A-A
SEC. B-B
1 �’’
(min.)
Retainer Gasket
STUB POST DESIGNSLIP BASE DESIGN
Supports for Highway Signs, Luminaires and Traffic Signals, Latest Edition.
(As Required
by Manufacturer)
Perforated Steel Post w/ Concrete Footings
TODDS
Sheet 1 of 1
BREAKAWAY SIGN SUPPORTS
meet or exceed NCHRP 350 or MASH breakaway requirements and be FHWA approved.
Manufacturer recommended assembly parts and procedures. Sign installations must
Dimensions shown may vary by Manufacturer. The Contractor shall use
SPECIAL DETAIL
July 24, 2012
L20
2-piece (Hog Leg) assembly may also be used.
A 3-piece base assembly is shown, however, a
NOTE:
2�"
2�"
48"
18"
5"
5�"
9"
48"
5"
8"
4"
5"
3"
2 �"
160
110
4 �"
4 �"
TUBULAR POST BASE DETAILS(Typical Soil Installation)
SIGN BASE DETAILS FOR A 2" SIGN POST
MPJ SIGN WEDGE
�"
�"
SIGN BASE DETAILS FOR A 2�" SIGN POST
�" Dia. Corner Bolts
48" Base Section
Sign Post
Ground Line
MPJ Sign Wedge
Sign Post
Ground Line
Tubular Winged Anchor
48" Base Section�" Dia. Bolts
2�" Slip Base Breakaway Anchor
Breakaway Slip Base
TODDS
Sheet 1 of 1
SPECIAL DETAIL
L21
Painted Red
h1
March 28, 2014
5"
base section, the collar section, and the MPJ.
such that at least 1 3/8" straight bolt shall be common for the
shall not be less than 9" and shall overlap the collar section
Height of h1 (distance between breakaway plane and top of MPJ)
driven on a minimum of 2" below the ground line.
existing post base, no bolts are used and the MPJ must be
bolts for all new installations. If installing the MPJ on an
The MPJ shall be attached to base using two 3/8" straight
Corner bolt shown is for attaching sign post to base.
NOTE:
18" Collar Section
CONCRETE MODEL
CONCRETE MODELS ONLY
PER ASTM A-569
4" X 4" X .105" [65 x 65 x 5]
CAP
OPTIONAL WELDED STEEL BOTTOM
TUBULAR POST BASE DETAILS(Typical Flush Mount Breakaway Installation)
TODDS
Sheet 1 of 1
SPECIAL DETAIL
L22
PER ASTM A-36
STEEL WELDED CLEAN OUT BAR
.75 ROUND X 7 [20 ROUND X 175]
48" Base
March 1, 2016
12’ For All Other Signs
12’ For All Other Signs
LATERAL OFFSET(Typical Rural Sign Installations)
12’ For Stop & Yield Signs
12’ For Stop & Yield Signs Variable Slope
(Drawing shown from face of sign)RURAL LOCATION WITH 2 POSTS
Variable Slope
Edge of Driving Lane
Edge of Sign
Edge of SignEdge of Driving Lane
(Drawing shown from face of sign)RURAL LOCATION WITH 1 POST
Ground Line
Ground Line
TODDS
Sheet 1 of 1
SPECIAL DETAIL
June 10, 2013
L23
(Top of Inslope)
Edge of Shoulder
(Top of Inslope)
Edge of Shoulder
2’ Min.
2’ Min.
(Typical Urban Sign Installations)LATERAL OFFSET
Variable Slope
Face of Curb
Edge of Sign
Variable Slope
Face of Curb
Edge of Sign
(Drawing shown from face of sign)URBAN LOCATION WITH 2 POSTS
(Drawing shown from face of sign)URBAN LOCATION WITH 1 POST
Ground Line
Ground Line
TODDS
Sheet 1 of 1
SPECIAL DETAIL
July 24, 2012
L24
RW
BW
RW
BW
3’
#
BW = Bridge Width
RW = Road Width
Flexible Object Marker
Type 2 Object Marker
If BW = or < 40’, then # = 3’
If BW > 40’, then # = 4’
RW > BW and No Guardrail Present**
** If Guardrail is present, refer to Standard
TYPE 2 & 3 OBJECT MARKERS(Typical Installation Details)
(Includes Shoulders)
Plates 632.40 for installation of Type 2
Object Markers
RW < or = BW and No Guardrail Present**
TODDS
Sheet 1 of 1
SPECIAL DETAIL
July 24, 2012
L25
4"x4" DELINEATORS
DELINEATOR4"x4" (AMBER)4"x4" (WHITE)
DIRECTION OF TRAFFIC
SHOULDERTOP EDGE OF
4’- 0"
1"
4"
4"
4"
x�" Radius
VARIABLE SLOPE
2’
1"
1"
�" RAD.
2 HOLES
DIRECTION OF TRAFFIC
1"
green(delineator post)channel post painted
1.12 lb./ft. flanged
(TYPICAL)
CUTAWAY OF POST SHOWING FASTENENER
be �" diameterMounting Holes in all Delineators to
SINGLE
BACK-TO-BACK
2" 2"
4"
Sch 40 PVC
4" TUBULAR DELINEATORS
4" TUBULAR (AMBER)4" TUBULAR (WHITE)
Centersat 1 Ince
3/8" Diameter30 Holes
2’-8’
.250".500"
.280"
.359"
*
POST
COLLAR
METAL SLEEVE
to depth of post.
Length varies according*
�" FASTENER
G
SHEAR POINT
1.656" MAX.
1.595" MIN.
G = GRIP RANGE
Twin Rivets, may be approved by the Engineer.
Alternative methods of fastening, such as �"- �"**
**
DELINEATORS
.250".500"
.280"
.359"
POST
COLLAR
�" FASTENER
G
SHEAR POINT
0.180" MAX.
0.150" MIN.
G = GRIP RANGE
**
**
WASHER
DELINEATOR
Engineer.
Blind Rivets with Collar, may be approved by the
Alternative methods of fastening, such as �"
DELINEATORS ON POSTDETAIL FOR SINGLE MOUNTING
TODDS
Sheet 1 of 2
DELINEATORS BACK TO BACK ON POSTDETAIL FOR MOUNTING 4"x4"
DELINEATORS(Typical Placement and Mounting Details)
SPECIAL DETAIL
L30
4"
DRIVING LANEEDGE OF
March 1, 2016
with Type XI reflective sheeting with Type XI reflective sheeting
mounted at 4’ elevation above the edge of driving lane.through the delineator and top of delineator shall be
When mounted on a sign assembly, the signpost shall runDetail shown represents delineator on its own post.
Delineators.
See Erection Details for
Mount Delineator, Typical.
4"x4" (White) Single
Delineators.
See Erection Details for
Mount Delineator, Typical.
4"x4" (White) Back to Back
TRAFFIC
TRAFFIC
SHOULDER SHOULDER
8’ Max.
TRAFFIC
TRAFFIC
SHOULDER SHOULDER
8’ Max.
DELINEATORS(Typical Placement and Mounting Details)
SIDE ROAD - TWO-WAY TRAFFIC
SIDE ROAD - ONE-WAY TRAFFIC
TODDS
Sheet 2 of 2
SPECIAL DETAIL
L30
of 20’. See Erection Details for Delineators.
4/radius evenly spaced with a max. space
* 4" Tubular (White) Delineator, min.
of 20’. See Erection Details for Delineators.
4/radius evenly spaced with a max. space
* 4" Tubular (White) Delineator, min.
4" tubular delineator shall be installed on each stop/yield sign assembly and large arrow (Tee-intersections).
greater than 75’ and also has stop/yield control. At all other intersections with stop/yield control, one
* 4" Tubular (White) Delineator installed as shown only on intersections with radius or a combination radius
March 1, 2016
R1-1
W1-7
4’
EDGE OF DRIVING LANE
EDGE OF SHOULDER
EDGE OF SHOULDER
EDGE OF DRIVING LANE
20’
EDGE OF DRIVING LANE
12’
12’
SIDEROAD AT ACUTE ANGLEROADWAYS WITH IMPROVED
TYPICAL SIGN LAYOUT FOR THROUGH
TR
AFFIC
FL
OW
TR
AFFIC
A
B
A
B
FL
OW
TODDS
Sheet 1 of 1
*
Variable distance based on radius (max. 50’).*
SPECIAL DETAIL
June 10, 2013
L40
YIELD
R1-1
R1-2
W1-7
4’
EDGE OF DRIVING LANE
EDGE OF SHOULDER
2’
2’
EDGE OF SHOULDER
EDGE OF DRIVING LANE
EDGE OF DRIVING LANE
12’
12’
12’
IMPROVED SIDEROADTHROUGH ROADWAYS WITHTYPICAL SIGN LAYOUT FOR
TR
AFFIC
FL
OW
TR
AFFIC
A
B
B C
FL
OW
C
15’
Min.
TODDS
Sheet 1 of 1
A
SPECIAL DETAIL
July 24, 2012
L41
4’
20’
EDGE OF DRIVING LANE
EDGE OF SHOULDER
EDGE OF SHOULDER
EDGE OF DRIVING LANE
EDGE OF DRIVING LANE
12’
12’
ROADWAYS WITH UNIMPROVED SIDEROADTYPICAL SIGN LAYOUT FOR
R1-1
W1-7
YIELD
R1-2
or
(OPTIONAL)
TR
AFFIC
FL
OW
TR
AFFIC
FL
OW
B
TODDS
Sheet 1 of 1
A
A B
* Variable distance based on radius (max. 50’).
*
SPECIAL DETAIL
June 10, 2013
L42
ONE WAY
ONE WAY
R6-1
R6-1
EDGE OF DRIVING LANE
EDGE OF SHOULDER
EDGE OF DRIVING LANE
EDGE OF SHOULDER
EDGE OF DRIVING LANE
12’
12’
12’
12’
12’
12’
BACK TO BACK
R5-1(36x36)
60’
60’
(54x18)
(54x18)
DIVIDED
HIGHWAY
R1-1
R6-3
(36x36)
(24x18)
C
C
YIELD
ONE WAY
R1-2
R6-1
(36x36x36)
(54x18)
12’
12’
ROADWAYS WITH SIDEROADTYPICAL SIGN LAYOUT FOR DIVIDED
4’
12’
D
E
D ONE WAY
R6-1(54x18)
E ONE WAY
R6-1(54x18)
TR
AFFIC
FL
OW
TR
AFFIC
FL
OW
TR
AFFIC
FL
OW
TR
AFFIC
FL
OW
A
A
A
B
TODDS
Sheet 1 of 1
B
***
***
**
**
**
SPECIAL DETAIL
June 10, 2013
L43
(max. 50’).
Variable distance based on radius
wide.
For medians greater than 30 feet
ONE WAY
ONE WAY
R6-1
R6-1
EDGE OF DRIVING LANE
EDGE OF SHOULDER
EDGE OF DRIVING LANE
EDGE OF SHOULDER
EDGE OF DRIVING LANE
12’
12’
12’
12’
12’
12’
12’
12’
BACK TO BACK
R5-1(36x36)
60’
60’
(54x18)
(54x18)
DIVIDED
HIGHWAY
R1-1
R6-3
(36x36)
(24x18)
C
C
C
YIELD
ONE WAY
ONE WAY
R1-2
R6-1
(36x36x36)
R6-1
BACK TO BACK
(54x18)
(54x18)
12’
12’
DIVIDED ROADWAYS WITH CROSSROADTYPICAL SIGN LAYOUT FOR
TODDS
Sheet 1 of 1
TR
AFFIC
FL
OW
TR
AFFIC
FL
OW
TR
AFFIC
FL
OW
TR
AFFIC
FL
OW
A
A
A
B
B
B
****
*
*
SPECIAL DETAIL
June 10, 2013
L44
***
(max. 50’).
Variable distance based on radius
wide.
For medians greater than 30 feet
TODDS
Sheet 1 of 1
SPECIAL DETAIL
L50
9.7" 30.9" 9.5"
3’-0"
18"
5"D
3.8"
5"B
18.2"
W70-2
8.8" 30.8" 9.2"
3’-0"
17.7"
5"C
4"
5"B
17.2"
2.6" 18.9" 2.6"
2’-0"
3"D2.3"3"D2.3"3"D
1’-
6"
W70-1
W70-3
BORDER
BORDER
R=1.625"
TH=0.875"
IN=0.625"
TH=0.625"
IN=0.375"
R=1.125"
& NO MAINTENANCE ROADSSIGN DETAIL FOR MINIMUM
2’-0"
3"D2.3"3"D2.3"3"D
1’-
6"
W70-4
BORDER
TH=0.625"
IN=0.375"
R=1.125"
2.2"
2.2"
2.2"
2.2"
16"4" 4"
NO
ADVISED
location where a W70-2 is installed.W70-1 is installed and a W70-4 shall be installed at eachThe W70-3 shall be installed at each location where a
Roads only.Use of the W70-2 & W70-4 sign shall be limited to Township
August 12, 2016
background conforming to AASHTO M 268 (ASTM D4956).material on fluorescent yellow super/very high intensityLegend and border shall be black vinyl non-reflective
CLOSED
ROAD
WATER
OVER
ROAD
AHEAD
ROAD
CLOSED
W2
0-
3
WATER
OVER
ROAD
AHEAD
ROAD
CLOSED
W20-3
LOCAL TRAFFIC ONLY
ROAD CLOSED
MILES AHEADXX
Speed
(M.P.H.)
Posted
500
750
350
3250 - 30
35 - 40
45 - 50
Spacing of
Advanced Warning
(A)
A
A
Buffer Space
Signs (Feet)
55 - 65
Buffer SpaceA
Full Road Closure
A
55
60
65
Speed(M.P.H.)
35
20
25
40
45
50
30
PostedLength of
Longitudinal
(Feet)Buffer Space
Recommended
115
155
200
250
305
360
425
495
570
645
6’ 6’
intersecting road.
in direction of travel at nearest
Install on Shoulder of driving lane
OVER ROAD
HAZARD ON/
*
*
6’ 6’
CL
site limintations.
Buffer Space dependant on
TODDS
GUIDES FOR TRAFFIC CONTROL DEVICES
Sheet 1 of 1
ROAD CLOSED FOR HAZARD
ON IMPROVED ROADWAY
SPECIAL DETAIL
L70
Install signs as applicable for each direction of travel.
**
* Optional advance warning
depicting specific hazard.
** Barricades may be staggered
to allow access to the road
hazard.
Type 3 Barricade Type 3 Barricade Type 3 Barricade Type 3 Barricade
Type 3 Barricade (double-sided)
Road Closure Ahead assembly.
Optional - Advance barricade and
June 13, 2017
20’ Max
AHEAD
ROAD
CLOSED
W20-3
W14-1
DEAD
END
*
*
ORNO
OUTLET
Speed
(M.P.H.)
Prior toWork
Posted
500
750
350
3250 - 30
35 - 40
45 - 50
Spacing of
Advanced Warning
(A)
Signs (Feet)
55 - 65
A
Where possible, closure point
should be located near a driveway
or approach where a vehicle can
safely maneuver to turn around.
OM4-3
Unimproved
Right-Of-Way
* Advance signing may be
omitted if roadway is
clearly not passible from
sight of crossroad.
**
TODDS
GUIDES FOR TRAFFIC CONTROL DEVICES
ROAD CLOSED
Sheet 1 of 1OBLITERATED OR UNIMPROVED ROADWAY
SPECIAL DETAIL
L71
W14-2
** If road section is newly obliterated,
temporary Type 3 Barricades shall
be used in lieu of OM4-3 until
vegetation is established.
February 8, 2016
TODDS
GUIDES FOR TRAFFIC CONTROL DEVICES
Sheet 1 of 1
SPECIAL DETAIL
L72
September 22, 2016
BRIDGE IMPROVEMENT GRANT
TYPICAL SIGNING
Structure
50’ Max.
50’ Max.
Contractor shall install state furnish
Bridge Improvement Grant (BIG) signs as
shown. Location of regulatory or warning
signs shall take presidence and sign may
be adjusted as directed by the Engineer.
Refer to Special Detail L03 for mounting
height and offset of sign. 24"x48"
24"x48"