Park West III CC-PT 230531UAA
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3919028
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2153466
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2153466
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3294808
-09699988 C: 4 ACSR30 10080
100 Mango CtA 10I:
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DN:CK:DW:CK:FILE:
JOB
COUNTY
SECT
DIST
REVISIONS
HIGHWAY
SHEET NO.
C TxDOT
of this standard to other formats or for incorrect results or damages resulting from its use.kind is made by TxDOT for any purpose whatsoever. TxDOT assumes no responsibility for the conversion The use of this standard is governed by the "Texas Engineering Practice Act". No warranty of anyDISCLAIMER:CONT FILE:DATE:Standard
Division
Operations
TrafficXShoulder
ShoulderShoulder30'2XX/2CW1-4R
Work SpaceBBBBWork SpaceBMin.30'48" X 48"
48" X 48"
CW20-1D
See note 1)
(Flags-
GENERAL NOTES
48" X 24"
G20-2 ShoulderX/2Min. 2XX
TCP (1-3a)TCP (1-3b)
2-LANE ROADWAY WITH PAVED SHOULDERS
ADEQUATE FIELD OF VIEW
ONE LANE CLOSED
2-LANE ROADWAY WITH PAVED SHOULDERS
INADEQUATE FIELD OF VIEW
ONE LANE CLOSED100' Approx.48" X 24"
G20-2
48" X 48"
CW1-4R
Xas needed
Flagger
(See note 3)
48" X 48"
CW20-1D
See note 1)
(Flags-2XX 50'-100'100'Approx.Min.30'lane (See note 5)
placed across closed
Channelizing devices
Xlights.(See notes 6 & 7)
oscillating or strobe
rotating, flashing,
TMA and high intensity
Shadow Vehicle with
as needed
Flagger
(See note 3)
See note 1)
(Flags-
CW20-1D
48" X 48"
lights. (See notes 6 & 7)
oscillating or strobe
rotating, flashing,
TMA and high intensity
Shadow Vehicle with
lights.(See notes 2 & 6)
oscillating or strobe
rotating, flashing,
TMA and high intensity
Shadow Vehicle with
1/2 L1/2 L1/2 L1/2 L1/2 L1/2 L1/2 L1/2 L(See note 2)
24" X 24"
CW13-1P
CW1-6aT
36" X 36"
(See note 2)
24" X 24"
CW13-1P
(See note 2)
24" X 24"
CW13-1P
CW1-6aT
36" X 36"
(See note 2)
CW20-7
48" X 48"
CW1-6aT
36" X 36"
CW1-6aT
36" X 36"
(See note 2)
(See note 2)
24" X 24"
CW13-1P
48" X 48"
CW1-4R
48" X 24"
G20-2
CW1-4L
48" X 48"
(See note 2)
24" X 24"
CW13-1P
CW1-6aT
36" X 36"
(See note 2)
G20-2
48" X 24"
(See note 2)
24" X 24"
CW13-1P
48" X 48"
CW1-4L
48" X 48"
CW3-4
CONTROL TRAFFIC
USE ONLY WHEN FLAGGERS
48" X 48"
CW1-4L
CW1-4L
48" X 48"
CW13-1P
(See note 2)
24" X 24"
CW20-1D
48" X 48"
See note 1)
(Flags-
CW1-6aT
36" X 36"
(See note 2)ecapS kroW(See Notes 2 & 3)
For either TCP(1-3a) or TCP(1-3b)
TERM STATIONARY
INTERMEDIATE
STATIONARY
LONG TERM
STATIONARY
SHORT TERM
TYPICAL USAGE
MOBILE
DURATION
SHORT
Type 3 Barricade
Heavy Work Vehicle
Channelizing Devices
Flag
LEGEND
Flagger
Sign
Message Sign (PCMS)
Portable Changeable
Flashing Arrow Board
Trailer Mounted
M
Traffic Flow
Attenuator (TMA)
Truck Mounted
L=Length of Taper(FT) W=Width of Offset(FT) S=Posted Speed(MPH)
Taper lengths have been rounded off.
Conventional Roads Only*
**
2
*
**
75 750'
720'
825'900'75'900'540'
90'
120'
155'
195'
240'
295'
350'
410'
475'
60'
70'
80'
90'
100'
110'
120'
130'
140'
150'
120'
160'
240'
320'
400'
500'
700'
600'
800'
30'
35'
40'
45'
50'
55'
60'
65'
70'
150'
205'
265'
450'
500'
550'
600'
165'
225'
295'
495'
550'
605'
660'
180'
320'
600'
660'
650'715'780'
245'
540'
700'770'840'
30
35
40
45
50
55
60
65
70
60
WS
L=
Posted
Speed
"B"
Buffer Space
Longitudinal
Suggested
Tangent
On a
Taper
On a12'
OffsetOffset
11'
Offset
10'
Taper Lengths
Desirable
Minimum
Devices
Channelizing
Spacing of
Suggested Maximum
Formula
L=WS
Spacing
Sign
Minimum
Distance
"X"
area of conflicting markings not the entire work zone.
where S is the speed in mph. This tighter device spacing is intended for the
if posted speed are 35 mph or slower, and for tangent sections, at 1/2S
which separate two-way traffic should be spaced on tapers at 20', or 15'
8. Where traffic is directed over a yellow centerline, channelizing devices
surface, next to those shown in order to protect wider work spaces.
7. Additional Shadow Vehicles with TMAs may be positioned off the paved
devices may be substituted for the Shadow Vehicle and TMA.
traffic control to remain in place, Type 3 Barricades or other channelizing
workers are no longer present but road or work conditions require the
adversely affecting the performance or quality of the work. If
30 to 100 feet in advance of the area of crew exposure without
6. A Shadow Vehicle with a TMA should be used anytime it can be positioned
feet in urban areas and every 1/4 to 1/2 mile in rural areas.
Laterally placed channelizing devices should be repeated every 500 to 1000
should be placed laterally across the closed lane to re-emphasize closure.
5. When the work zone is made up of several work spaces, channelizing devices
zone signs may be installed downstream of the ROAD WORK AHEAD signs.
4. DO NOT PASS, PASS WITH CARE and construction regulatory speed
alert traffic to reduce speed.
Additional flaggers may be positioned in advance of traffic queues to
traffic volume require additional emphasis to safely control traffic.
3. Flagger control should NOT be used unless roadway conditions or heavy
or for routine maintenance work, when approved by the Engineer.
with the triangle symbol may be omitted when stated elsewhere in the plans,
2. All traffic control devices illustrated are REQUIRED, except those denoted
1. Flags attached to signs where shown are REQUIRED.
TWO LANE ROADS
TRAFFIC SHIFTS ON
TRAFFIC CONTROL PLAN
December 1985
8-95
2-94
2-12
1-97
4-98
153
2-18
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TCP(1-3)-18