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APPENDIX A
Figures from Chapter 3B of the 2003 MUTCD That Are
Referenced in this Synthesis
Sixteen figures from Chapter 3B of the 2003 MUTCD are referenced in this synthesis. These figures (Figures 3B-2, 3, 4, 7, 8,
9, 10, 11, 12, 13, 15, 16, 17, 20, 21, and 22) are shown in numerical order in Appendix A.
a - Typical multi-lane, b - Typical multi-lane, two-way marking
two-way marking with single lane left turn channelization
Legend
Optional
Direction of travel
Note:
See Section 3B.07
for edge line warrants.
FIGURE 3B-2 Examples of Four-or-More Lane, Two-Way Marking Applications
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a - Typical three-lane, two-way b - Typical three-lane, two way
marking with passing permitted marking with passing prohibited
in single-lane direction in single-lane direction
Legend
Direction of travel
FIGURE 3B-3 Examples of Three-Lane, Two-Way Marking Applications
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Legend
Direction of travel
3/4 d
d = Advance warning distance
(see Section 2C.05)
Two directional no Note: See Section 3B.02 for
passing marking determining the minimum
length of the buffer zone.
Zone of limited
sight distance,
Car "Y"
Car "Y"
Buffer
zone
Car "X" Zone of limited
sight distance,
Car "X"
Two directional no
passing marking See Fig. 3B-12
FIGURE 3B-4 Example of Three-Lane, Two-Way Marking for Changing Direction of
the Center Lane
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Legend
Optional
Direction of travel
MINOR CROSS STREET
Typical Spacing
2.4 - 4.9 m
(8 - 16 ft)
MAJOR CROSS STREET
FIGURE 3B-7 Example of Two-Way Left-Turn Lane
Marking Applications
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a - Parallel deceleration lane b - Tapered deceleration lane
Neutral area
Optional
chevron Neutral area
markings Optional
chevron
markings
Channelizing
lines
Channelizing
lines
Theoretical gore point
Broken lane
line markings
for one-half
length of
full-width
deceleration
lane
Optional dotted
extension of
right edge line
Optional dotted Legend
extension of
lane line Direction of travel
FIGURE 3B-8 Examples of Channelizing Line Applications for Exit Ramp Markings (Sheet 1 of 2)
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c - Auxiliary lane, such as at cloverleaf interchange
Legend
Direction of travel
Neutral area
Optional diagonal or
chevron approach markings
Theoretical gore point
Broken lane line markings for full length
of acceleration/deceleration lane
Channelizing lines
FIGURE 3B-8 Examples of Channelizing Line Applications for Exit Ramp
Markings (Sheet 2 of 2)
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a - Parallel acceleration lane b - Tapered acceleration lane
Legend
Direction of travel
Full lane width
Broken lane line
markings for one-half
length of full-width
acceleration lane
Channelizing lines
Channelizing line
Edge of
through
lane
FIGURE 3B-9 Examples of Channelizing Line Applications for Entrance Ramp Markings
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Exit Ramp
Legend
Direction of travel
Theoretical gore point
Varies Varies
200 mm (8 in)
Solid White Line
(see detail at right)
2.7 m
(9 ft)
0.9 m
(3 ft)
2.7 m
(9 ft)
0.9 m
(3 ft)
800 m (1/2 mile)
200 mm (8 in) 2.7 m
Lane Drop Marking (9 ft)
(see detail at right) 0.9 m
(3 ft)
200 mm
(8 in)
Optional speed
measurement
marking
FIGURE 3B-10 Example of Lane Drop Markings at Exit Ramps
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a-
Legend
mandatory turn lane
b-
FIGURE 3B-11 Examples of Extensions through Intersections (Sheet 1 of 2)
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c - Typical dotted line markings to extend longitudinal lane line markings
Legend
Direction of travel
d - Typical dotted line markings to extend longitudinal centerline markings
FIGURE 3B-11 Examples of Extensions through Intersections (Sheet 2 of 2)
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a - From 3 lanes to 2 lanes
rs
Delineato
b - From 4 lanes to 3 lanes
rs
Delineato
c - From 4 lanes to 2 lanes L
s W
eator
d/4 Delin
d
L =
S =
W=
d = Advance warning distance (see Section 2C.05)
2 2 (
See Section 3D.04 for delineator spacing. 155 (L = WS
60
FIGURE 3B-12 Examples of Lane Reduction Markings
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a - Center of two-lane road
b - Center of four-lane road
MIN.
L
L
L
L
(1 to 2 ft)
(1 to 2 ft)
W
W
MIN.
For speeds less than 70 km/h (45 mph) L = WS2/155 (L=WS2
S=
W=
Obstruction sight distance conditions
FIGURE 3B-13 Examples of Markings for Obstructions in the Roadway (Sheet 1 of 2)
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c - Traffic passing both sides of obstruction
Obstruction
L L
L L
L L
(1 to 2 ft) (1 to 2 ft)
W W
L L
For speeds less than 70 km/h (45 mph) L = WS2/155 (L=WS2
S=
W = Offset distance in meters (ft)
sight distance conditions
FIGURE 3B-13 Examples of Markings for Obstructions in the Roadway (Sheet 2 of 2)
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Legend
(20 to 50 ft)
Direction of travel
a) Two-way roadway
(20 to 50 ft)
b) One-way roadway
(20 to 50 ft)
FIGURE 3B-15 Examples of Yield Lines at Unsignalized Midblock Crosswalks
to avoid wheel path
FIGURE 3B-16 Examples of Crosswalk Markings
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Optional
FIGURE 3B-17 Example of Crosswalk Markings for Exclusive
Pedestrian Phase That Permits Diagonal Crossing
2.4 m (8 ft)
1.8 m (5.9 ft)
FIGURE 3B-20 Example of Elongated Letters
for Word Pavement Markings
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b - Turn Lane-Use Arrow
a - Through Lane-Use Arrow
2.9 m (9.5 ft)
2.4 m (8.0 ft)
c - Turn and Through Lane-Use Arrow
d - Wrong-Way Arrow
7.2 m (23.5 ft)
3.9 m (12.75 ft)
f - Lane-Reduction Arrow
m
1.7 ft)
7
(5.6
e-
m
5.5 ft)
0
1.45 m (18.
(27.0 in) mm
675 in)
7.0
(2
Pavement
A
of the "Standard Highway Signs" book (see Section 1A.11).
FIGURE 3B-21 Examples of Standard Arrows for Pavement Markings
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Legend
becomes mandatory turn lane
FIGURE 3B-22 Examples of Lane Use Control Word and Symbol Markings
