HomeMy WebLinkAboutTK6602343 - TCPBUFFER DATA
LONGITUDINAL BUFFER SPACE = B
SPEED (MPH)
25
30
35
40
45
50
55
60
65
70
LENGTH (feet)
155
200
250
305
360
425
495
570
645
730
TRANSPORTABLE ATTENUATOR ROLL AHEAD DISTANCE = R
HOST VEHICLE WEIGHT
9,900 TO 22,000 Ibs.
HOST VEHICLE WEIGHT
I > 22,000 lbs.
< 45 MPH
45-55 MPH
> 55 MPH
< 45 MPH
45-55 MPH
> 55 MPH
100,
123'
172'
74'
100,
150,
PROTECTIVE VEHICLE (WORK VEHICLE) = R
NO SPECIFIED DISTANCE REQUIRED
300'
ONE LANE .�
ROAD
AHEAD
48"
48" W20-4 48. W20-7A
ROAD BE
WORK PREPARED
AHEAD TO STOP
48" 48"
W20.1 W20-7111
W20.7B (OPTIONAL IF
40 MPH OR LESS)
LEGEND
FLAGGING STATION
b TEMPORARY SIGN LOCATION
D CHANNELIZING DEVICES
PROTECTIVE VEHICLE
SIGN SPACING = X (1)
RURAL HIGHWAYS 60 165 MPH
800't
RURAL ROADS 45/55 MPH
500'i
RURAL ROADS & URBAN ARTERIALS 35/40 MPH
350't
RURAL ROADS, URBAN ARTERIALS, 25 / 30 MPH
RESIDENTIAL & BUSINESS DISTRICTS
200't (2)
URBAN STREETS 25 MPH OR LESS
100'i (2)
(1) ALL SPACING MAY BE ADJUSTED TO ACCOMMODATE
INTERSECTIONS AND DRIVEWAYS.
(2) THIS SPACING MAY BE REDUCED IN URBAN AREAS TO FIT
ROADWAY CONDITIONS.
50. TO 100'
6 DEVICE
MIN I I R
O AREA
59TO 100'
6 DEVICE
W20-7A
ONE LANE
ROAD
AHEAD�
W20-4
W20_7B (OPTIONAL IF
40 MPH OR LESS)
481, 48'
BE ROAD
PREPARED WORK
To STOPrr AHEAD
48" 48" 48. 48'
Or . W20.713 ONE LANE W20.1
ROAD
AHEAD
48" 48"
W20-7A W20-4
BE
PREPARED > W20-713 IONAL IF
40 MPH OR(OPTLESS)
TO STOP
48'
W20-7B
48'
ROAD
CHANNELIZATION DEVICE
SPACING (FEET)
MPH
TAPER
TANGENT
50/65
10 TO 20
80
35/45
10 TO 20
60
25/30
1 10 TO 20
40
WORK NOTES
AHEAD
48' 1. ALL SIGNS ARE BLACK ON ORANGE.
ONE -LANE, TWO-WAY TRAFFIC CONTROL
WITH FLAGGERS
NOT TO SCALE
2. EXTENDING THE CHANNELIZING DEVICE TAPER ACROSS
SHOULDER IS RECOMMENDED.
3. NIGHT WORK REQUIRES ADDITIONAL ROADWAY LIGHTING AT
FLAGGING STATIONS. SEE THE STANDARD SPECIFICATIONS
FOR ADDITIONAL DETAILS.
4. SEE SPECIAL PROVISIONS FOR WORK HOUR RESTRICTIONS.
Plot 1
TIME 3:05:14 PM
s•"•s
"WAS
FED.AID PROJ.NO.
.e
" E
Amokxnx
�
�I/
Washington State
Department of Transportation
.ss
TC7�
DATE 1/212018
PLOTTED BY Ilddelf
DESIGNED BY
+". x... Ex
sx.E.
o.
ENTERED BY
CHECKED BY
c"x.xnm x"wnox
xo.
TRAFFIC CONTROL PLAN
PROJ. ENGR.
REGIONAL ADM.
REVISION
DATE
BY
MINIMUM TAPER LENGTH = L (feet)
LANE
Posted Speed (mph)
WIDTH
(feet)
25
30
35
40
45
50
55
60
65
70
10
105
150
205
270
410
500
550
11
115
165
225
1 295
495
550
605
660
-
-
12
125
180
245
320
540
600
660
720
-
-
SIGN SPACING = X (1)
RURAL HIGHWAYS 60 /65 MPH
800't
RURAL ROADS 45 / 55 MPH
500'±
RURAL ROADS & URBAN ARTERIALS 35 /40 MPH
350't
RURAL ROADS & URBAN ARTERIALS 25 / 30 MPH
RESIDENTAL & BUSINESS DISTRICTS
200't (2)
URBAN STREETS 25 MPH OR LESS
100'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.
L12
003
X X
40•
ROAD
WORK
48
AHEAD
48"
48"
W20-1
W14(L)
10 OPTIONAL IF 40 MPH OR LESS
ROAD
WORK
48 AHEAD
48'
ONE LANE W201
ROAD x
AHE11D
48•
W20-4 48- x
BE
OPREPARED
TO STOP
48• 48• x
W20-76
48• x
W20-7A
DEVICE SPACING 112 DISTANCE _
FOR OPPOSING TRAFFIC
DEVICES
L12
B
I
I
R
BE
OPREPARED
TO STOP
W20-7B
LEGEND
14 FLAGGING STATION
M TEMPORARY SIGN LOCATION
O CHANNELIZING DEVICES
PROTECTIVE VEHICLE -RECOMMENDED
9 TEMPORARY SIGN LOCATION (5'MOUNTING HEIGHT)
CHANNELIZATION DEVICE
SPACING feet
MPH
TAPER
1 TANGENT
50 70
40
80
35/45
30
60
25/30
20
40
48•
BE
PREPARED 7O
48• TO STOP
. 40•
W20-7B
4e•
W20-7A
X X
BUFFER DATA
LONGITUDINAL BUFFER SPACE = B
SPEED (MPH)
25
30
35
40
45
50
55
60
65
70
LENGTH (feet)
155
200
250
305
360
425
495
1 570
645
730
TRANSPORTABLE ATTENUATOR ROLL AHEAD DISTANCE = R
HOST VEHICLE WEIGHT
9,900 TO 22,000 lbs.
HOST VEHICLE WEIGHT
> 22,000 lbs.
< 45 MPH
45-55 MPH
> 55 MPH
< 45 MPH
45-55 MPH
> 55 MPH
100,
123'
172'
74'
100'
150'
PROTECTIVE VEHICLE (WORK VEHICLE) = R
NO SPECIFIED DISTANCE REQUIRED
L/2
DEVICE SPACING 112 DISTANCE
L/2
OR OPPOSING TRAFFIC DEVICES
24"
-
ae°
�
KEEP
a 30„
.
RIGHT
R4-7B
_ V.
B/W
PREPARED v
NOTES
\\\\�•JO%40'
roP
48•
1. RECOMMEND EXTENDING DEVICE TAPER (L/3)ACROSS SHOULDER.
WW-7A
x
48"
W20-7B ONE LANE
2. IF A SIGNAL IS PRESENT, IT SHALL BE SET TO "RED FLASH MODE"
ROAD
OR TURNED OFF DURING FLAGGING OPERATIONS.
ANEAD
3. FOR SPEED LIMIT OF 30 MPH OR LESS USE SIGN W1-3 IN LIEU OF
J
x
48"
SIGN W1-4.
ROAD W20-4
4. MAINTAIN A MINIMUM OF ONE ACCESS POINT FOR EACH BUSINESS
WORK
AHEAD
WITHIN WORK AREA LIMITS.
48"
W20-1
5. ALL SIGNS ARE BLACK ON ORANGE UNLESS OTHERWISE DESIGNATED.
INTERSECTION
LANE CLOSURE -THREE LANE
ROADWAY
NOT TO SCALE
TIME 6:59:33 AM —TE FED.AID PROJIMO. Amokux Ner x
DATE 1/312018 Y�/�
PLOTTED BY Ilddelf "WAS �I/ PTC14
DESIGNED BY +oe N.Me
ENTERED BY Washington State s"EE•
CHECKED BY coxTNnm x L—Ti- Department of Transportation of
PROJ. ENGR. .e DATE TRAFFIC CONTROL PLAN "NEET�
REGIONAL ADM. REVISION DATE BY