Transcript Office of Traffic, Safety, and Operations Application Guidelines Guide Signs Signing Plan Design (At-Grade) June 20, 2012

Office of Traffic, Safety, and Operations
Application Guidelines
Guide Signs
Signing Plan Design (At-Grade)
June 20, 2012
Office of Traffic, Safety, and Operations
Application of Guide Signs
MN MUTCD 2D.2
– Guide signs are essential to
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Direct road users along roads
Direct road users to cities, towns, and other
destinations
Identify rivers, streams, parks, historical sites
– Generally give information to help users in
the most simple, direct manner possible
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Office of Traffic, Safety, and Operations
Route Signs
MN MUTCD 2D.11
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
Interstate
US Route
Minnesota Route
County Route
Township Route
Park & Forest Roads
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Office of Traffic, Safety, and Operations
Auxiliary Signs
MN MUTCD 2D.13  2D.26
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Junction
Cardinal Direction
Advance Turn Arrow
Directional Arrow
Others:
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ALTERNATE, BYPASS, BUSINESS, TRUCK
TO, BEGIN, END, TEMPORARY
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Office of Traffic, Safety, and Operations
Route Sign Assemblies
MN MUTCD 2D.29
– Route Sign Assemblies shall consist of a
route sign and auxiliary signs that identify
the route and indicate the direction
– Route sign assemblies shall be installed on
all approaches to signed numbered routes
that intersect with other signed numbered
routes
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Office of Traffic, Safety, and Operations
Route Sign Assemblies
MN MUTCD 2D.29
 Arrangement by Class
– Where two or more routes follow the same
section of highway, route signs for
Interstate, US, State, and County routes
shall be mounted in that order
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Left to right in horizontal arrangements
Top to bottom in vertical arrangements
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Office of Traffic, Safety, and Operations
Route Sign Assemblies
MN MUTCD 2D.29
 Arrangement by Route Number
– Subject to order of precedence by Class,
route signs for lower-numbered routes
shall be placed at the left or top
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Office of Traffic, Safety, and Operations
Route Sign Assemblies
MN MUTCD 2D.29
 Arrangement by Directional Arrow
Arrow
Direction
Horizontal
Arrangement
Vertical
Arrangement
Left
Left
Center
Thru
Center
Top
Right
Right
Bottom
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Office of Traffic, Safety, and Operations
Junction Assembly
MN MUTCD 2D.29
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A junction assembly shall consist of a junction
auxiliary sign and route sign
This sign shall be installed in advance of every
intersection where a signed numbered route is
intersected or joined by another signed numbered
route
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Office of Traffic, Safety, and Operations
Junction Assembly
MN MUTCD 2D.30
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Where two or more routes are to be indicated,
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a single Junction auxiliary sign may be used for the
assembly and all route signs grouped in a single
mounting
Or a Combination Junction Sign may be used
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Office of Traffic, Safety, and Operations
Advance Route Turn Assembly
MN MUTCD 2D.31
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This assembly shall consist of
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Route sign
Advance turn arrow (or word message) auxiliary
Cardinal direction auxiliary, if needed
Shall be installed in advance of the intersection,
unless there is an intersection between it and the
designated turn
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Office of Traffic, Safety, and Operations
Directional Assembly
MN MUTCD 2D.32
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This assembly shall consist of
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Route sign
Directional arrow auxiliary
Cardinal direction auxiliary, if needed
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Office of Traffic, Safety, and Operations
Directional Assembly
MN MUTCD 2D.32
 Various Uses
A. Turning movement
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route sign with card. direction and single-head arrow
B. Beginning of a Route
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Route sign with card. direction and single-head arrow
C. End of a Route
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Route sign with an END auxiliary sign
D. Intersected Route
1. Two assemblies: each with a route sign, cardinal
direction auxiliary, and single-head arrow
2. One assembly: route sign and double-head arrow
or
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Office of Traffic, Safety, and Operations
Directional Assembly
MN MUTCD 2D.32
 Location
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Should be located in advance of the intersection
or on the near right corner of the intersection if
the approach must stop.
At major intersections and “Y” or offset
intersections, additional assemblies should be
installed on the far right or left corners
When near right corner is not practical, far right
corner is preferred alternative, with oversized
signs
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Office of Traffic, Safety, and Operations
Confirmation Assembly
MN MUTCD 2D.34
 This assembly consists of
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Route sign
Cardinal direction auxiliary
 Placement
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Should be installed just beyond the intersections
of numbered routes (25 ft to 200 ft)
Should be installed between intersection in urban
districts as needed, and beyond built-up area of
any incorporated city or town
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Office of Traffic, Safety, and Operations
Trailblazer Assembly
MN MUTCD 2D.35
 Purpose
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Provide directional guidance to a particular
road from other highways in the vicinity
 This assembly consists of
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Route sign
“TO” and single-head dir. arrow auxiliary
Cardinal direction, if needed
 May be installed with other Route
Sign assemblies or alone
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Office of Traffic, Safety, and Operations
Destination & Distance Signs
MN MUTCD 2D.36
 Purpose
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Supply road user information concerning
destinations that can be reached by way of
numbered or unnumbered routes
Route signs & cardinal directions may be included
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Office of Traffic, Safety, and Operations
Destination Signs
MN MUTCD 2D.37
 Content
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The names of cities, towns, villages, or other
traffic generators, and directional arrows
Distance to the places named may also be shown
on the destination sign
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Office of Traffic, Safety, and Operations
Destination Signs
MN MUTCD 2D.37
 Uses
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At intersections of US, State, or numbered routes
with Interstate, US, or State numbered routes
At points where they serve to direct traffic from
numbered routes to the business section of towns,
or to other destinations reach by unnumbered
routes
 Location
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Should be located in advance of intersections, but
following any Junction or Advance Route Turn
Assemblies
May be eliminated if spacing is critical
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Office of Traffic, Safety, and Operations
Distance Signs
MN MUTCD 2D.36
 Content
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The names of no more than three cities, towns,
junctions, or traffic generators, and the distance
(to the nearest mile) to those destinations
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Office of Traffic, Safety, and Operations
Distance Signs
MN MUTCD 2D.37
 Location
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Distance signs should be installed on important
routes leaving municipalities and beyond
intersections of numbered routes in rural areas
If used, should be placed just outside the
municipal limits or at the edge of the built-up area
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If overlapping routes separate a short distance from
municipality, the sign at the city limits should be omitted
but installed just beyond the intersection of the two
routes
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Office of Traffic, Safety, and Operations
Advance Street Name Signs
MN MUTCD 2D.44
 Purpose
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Provide users with advance information to identify
the name of the next intersecting street (or
signal), prepare for crossing traffic, and to
facilitate timely deceleration and/or lane changing
in preparation for a turn
Shall supplement (not replace) street name signs
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Office of Traffic, Safety, and Operations
Advance Street Name Signs
MN MUTCD 2D.44
 Placement
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On arterial highways in rural areas, these signs
should be used in advance of all signalized
intersections and all intersections with exclusive
turn lanes
In urban areas, these signs should be used in
advance of all signalized intersections on major
arterial streets, except where closely-spaced
signals makes this impractical
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Office of Traffic, Safety, and Operations
Typical Order of Guide Signs
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Junction Assembly
Advance Route Turn Assembly
Destination Sign
Directional Assembly
Confirmation Assembly
Distance Sign
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Office of Traffic, Safety, and Operations
6-7.04 Typical Junction Signing
Layouts
– The following typical sign installations should
be used as guidelines in establishing sign
locations and distances between signs at
junctions.
– The final decision shall be made by the
district traffic engineer based on individual
intersection geometrics and sound
engineering judgement.
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Office of Traffic, Safety, and Operations
4-Leg Intersection
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Office of Traffic, Safety, and Operations
T-Intersection
2-lane, 2-way
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Office of Traffic, Safety, and Operations
T-Intersection
w/ Divided Highway
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Office of Traffic, Safety, and Operations
Named County Road
On an Expressway
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Office of Traffic, Safety, and Operations
Single Lane
Roundabout
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Office of Traffic, Safety, and Operations
6-7.06 Named Road, Street, and
911 Road Name Signs
Urban Areas
– Urban street name signs, such as the small
slat versions mounted at int corners, are to
be furnished and installed by the city
– Advance arterial and major street name
signs (including mast arm mounted) on
conventional highways will be provided by
Mn/DOT
– Sign clearance should be 7’ and laterally
offset 2’ from face of curb
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Office of Traffic, Safety, and Operations
6-7.07 Community Recognition
– Allows communities to express identity
– Not permitted on expressways in Metro Dist.
– Any combination of sign panels may be allowed
up to a total of 72” in length and 24” in height,
not to exceed 12 sq. ft. in area
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Office of Traffic, Safety, and Operations
6-7.09 Supplemental Guide Signs
– The MN MUTCD, statutes, and MnDOT
policy allow supp. guide signs to be
installed on trunk highways for a variety of
public and private facilities
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No cost for 3 types of qualified facilities
1. General Motorist Service
2. Hospital
3. Resort & Camping
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Office of Traffic, Safety, and Operations
6-7.09 Supplemental Guide Signs
– Other qualified facilities shall pay for signs
1. Airports
2. Casinos
3. Educational Institutions (post-secondary)
4. Logo Signing Program
5. Major Traffic Generators
6. Minor Traffic Generators
7. National Monuments
8. National Parks
9. Regional Shopping Centers’
10. Specific Services
11. State Parks
12. Tourist Information
13. Trail Access
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Office of Traffic, Safety, and Operations
6-7.09 Supplemental Guide Signs
Hospital Signing
– On conventional highways the Hospital
symbol sign (D9-2B) shall be installed on the
ground in advance of, or on a traffic signal
mast arm at the intersection with the road
leading to the hospital.
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Office of Traffic, Safety, and Operations
6-7.09 Supplemental Guide Signs
Hospital Signing
– Trailblazing signing on conventional
highways shall display either the number of
blocks or miles (one mile increments) to the
facility
– Trailblazing signs on local roads directing
motorists shall display the appropriate
distance and arrow
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Office of Traffic, Safety, and Operations
6-7.09 Supplemental Guide Signs
 Resorts and Camping Signs
– Signs may be installed in rural areas on
conventional highways and expressways
– Shall only be allowed from the nearest trunk
highway intersection
– One signs from each direction in advance of a
private road or entrance is allowed when:
• The main access from the trunk highway is a private road
• The resort/campground is located near, but not visible
from, the trunk highway
• The sign located on private property cannot be effectively
seen by approaching drivers because of the width of rightof-way or growth of vegetation
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Office of Traffic, Safety, and Operations
6-7.09 Supplemental Guide Signs
Resorts and Camping Signs
– Where the access to resorts/campgrounds is
via county, township, or other public road,
and the road is identified with a road name
or destination sign, the sign panel may be
combined with the in-place sign
– Minimum height to lowest panel must be 7’
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Office of Traffic, Safety, and Operations
6-7.09 Supplemental Guide Signs
Resorts and Camping Signs
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Office of Traffic, Safety, and Operations
6-7.09 Supplemental Guide Signs
Specific Service Signs
– Sign Placement
• Signs shall be installed at least 300 feet from any
in-place signs on a conventional road
• Signs shall be installed at least 400 feet from any
in-place signs on an expressway
• In-place signs shall not be removed to
accommodate specific service signs
• The max number of specific service signs per
intersection approach shall be the number of
structures that can be placed within a half-mile
of the intersection
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Office of Traffic, Safety, and Operations
Order of Installation (p. 6-76)
– Junction Assembly
– Road name advance sign
– Directional sign to cities
– Other guide signs
– Motorist services signs
– Specific services signs
– Road name with arrow sign
– Route marker directional assembly
– Turn lane sign
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