HomeMy WebLinkAboutR-385320N
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BUFFER DATA
LONGITUDINAL BUFFER SPACE = B
SPEED (MPH)
25
30
35
40
45
50
55
50
65
70
LENGTH (feet)
155
200
250
305
360
425
495
570
645
-
BUFFER VEHICLE ROLL AHEAD DISTANCE = R
TRANSPORTABLE ATTENUATOR
30 FEET MIN.
MINIMUM HOST VEHICLE WEIGHT 15,000 LBS. THE MAXIMUM
TO
WEIGHT SHALL BE IN ACCORDANCE WITH THE MANUFACTURERS
100 FEET MAX,
RECOMMENDATION_
PROTECTIVE VEHICLE
NO SPECIFIED
MAY BE A WORK VEHICLE STRATEGICALLY LOCATED TO SHIELD
DISTANCE
THE WORK AREA.
REQUIRED
K K a
ae• 01
ROAD
WORK �
AHEAD �
460 N/ 4811
W20-1 no W4-2R
LEGEND LEFT LANE
K TEMPORARY SIGN LOCATION CLOSED
AHEAD
® CHANNELONG DEVICES 48„
SEQUENTIAL ARROW SIGN
W70-5L
TRANSPORTABLE ATTENUATOR
PCMS PORTABLE CHANGEABLE MESSAGE SIGN
N TEMPORARY SIGN LOCATION (5' MOUNTING HEIGHT)
SIGN SPACING
= X (1)
RURAL
HIGHWAYS
60 165 MPH
800't
RURAL
ROADS
45 155 MPH
500't
RURAL
ROADS & URBAN ARTERIALS
35 140 MPH
3501t
RURAL ROADS & URBAN ARTERIALS
RESIDENTAL S BUSINESS DISTRICTS
25 130 MPH
200' f (2)
URBAN
STREETS
25 MPH OR LESS
1 00't (2)
(1) ALL SPACING MAY BE ADJUSTED TO ACCOMMODATE INTERCHANGE
RAMPS, AT -GRADE INTERSECTIONS AND DRIVEWAYS.
(2) THIS SPACING MAY BE REDUCED IN URBAN AREAS TO FIT
ROADWAY CONDITIONS.
I '
•
L
e
24,9
_A
KEEP
30
0of
RIGHT J�J
R4-7B
BM
20'
go
Ni
LJ2
WORT[ AREA
MINIMUM TAPER LENGTH = L (feet)
LANE
WIDTH
(w)
Posted Speed (mph)
25
30
35
40
45
50
55
60
65
70
10
105
150
205
270
450
500
550
-
-
-
11
115
165
225
295
495
550
605
660
-
-
12
125
ISO
245
320
540
600
660
720
780
-
i
DEVICE SPACING 112 DISTANCE FOR
OPPOSING TRAFFIC DEVICES
B � �� L12 �l X
A
•
•
•
•
LANE SHIFT -THREE LANE ROADWAY
NOT TO SCALE
L13
or 4B'
ROAD
WORK
AHEAD
480
YY20-1
NOTES
CHANNELIZATION DEVICE
SPACING feet
MPH TAPER TANGENT
50/60 40 6o
35145 30 60
25130 20 = 40
PCMS *1
1
2
LEFT
1 MILE
LANE
AHEAD
CLOSURE
2.0 SEC
2.0 SEC
FIELD LOCATE IN ADVANCE
OF TEMPORARY SIGNS.
PCMS *2
1
2
LANE
SHIFTS
LEFT
1 MILE
AHEAD
2.0 SEC
2.0 SEC
FIELD LOCATE IN ADVANCE
OF TEMPORARY SIGNS.
1. SEE SPECIAL PROVISIONS FOR WORK HOUR RESTRICTIONS.
2. FOR SPEED LIMIT OF 30 MPH OR LESS, USE SIGN W1-3 IN LIEU OF SIGN W1-4.
3. RECOMMENDED EXTENDING DEVICE TAPER (L13) ACROSS SHOULDER.
4_ ALL SIGNS ARE BLACK ON ORANGE UNLESS OTHERWISE DESIGNATED.
Plot 1
PLMI Rff NQ
TC12
81" 1
OF
TRAFFIC CONTROL PLAN am•m
0 1" 2"
TWO INCHES AT FULL SCALE.
IF NOT, SCALE ACCORDINGLY
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SHEET: TC-1 2
OF: 20
JOB NO.: 15465
DWG: TC-12