APPROVED TCP GRE 234TH NORTH SIDE234TH ST SW UTILITIES WORK NORTHSIDE TRAFFIC CONTROL PLAN ISHEET 1 of 3
NOTES
1. A TMA is required for roadway 45 mph or higher. For roads 40 mph or less -
If a TMA is not available, the protective work vehicle shall be strategically located in
the field to shield workers and no roll ahead distance is specified.
2. Extend device taper across shoulder
3. Devices should not encroach into adjacent lanes, see sheet TCP16 for
encroachment detail. The 2' lateral buffer is recommended.
4. Use transverse devices in closed lane every 1000' - when work operation
allows.
5. Traffic safety drums or tall channelization devices required for all lane
closures tapers on roadway 45 mph or higher. (Half spacing required for tall
channelization devices).
6. When used, device spacing for the downstream taper should be 20' O.C.
7. Coordinate with Region Traffic office for work hour restrictions.
ST
Roali
wo�rc
AHEA
W20-1
PUBLIC
`SounldlNoiso originating from temporary construction sites as a result of constriction
activity are exempt from the noise limits of ECC Chapter 5.30 only during the hours of
7:00am to 6:00pm on weekdays and 10:00am and 6:00pm on Saturdays, excluding
Sundays and Federal Holidays. At all other times the noise originating tram
construction siteslactivitles must comply with the noise limits of Chapter 5.30, unless
a variance has been granted pursuant to ECC 5.30.120."
LL WORK IS TO TAKE PLACE DURING OFF PEAK HOURS OF 9AM TO 3PM
ST
W20-5a
500'
ROAD
AHE
W20-
All
. . .: ' < >
■•.
y,IpRK Date: REVISED 1/10/2020 Author: Elite Traffic Solutions LLC Project: Highway 99 Apartments
AWEA
Comments:
Traffic Control Plan, Permit #
W20-1 The traffic control plan is for the work of utilities on the north side of 234th ST SW.
L The work will require a One Lane. Two Way with Flagger and Uniformed Police Officer
540' Working hours are proposed 7:00am-6:00pm.
Contact:
IF. An Lee. Proiect Manager. GRE. ilee(o)aoodmanre.com. 206-375-3986
jC HWY (SR 99}SPEEDLIMIT45R NEg � y
Legend
44
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® Arrowboard (Single)
Is Barrel
IFIC HWY (SR 99}
Mile Post Marker
EVISED 111012020
SPEED
LIMIT
45
Sign Stand
® traffic light
EIit206. 2z920Traffic 5 ns
Christina Moullet
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J
MPH
TAPER
SIGN SPACING
TAPER
TAGENT
45
540'
500'
30'
60'
MPH
I TAPER
I SIGN SPACING
TAPER
TAGENT
25
125'
200' 1
20' 1
40'
SHIFT TAPER = 1/2 TAPER
SHOULDER TAPER = 1/3 TAPER
10/011202017,50:49
All Signs & Spacing to conform to the MUTCD & The City of Edmonds Standards
40'
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SIMILAR CONDITIONS.
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ADD
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1
i
CHANNELIZING DEVICE SPACING (FE"
MPH
TAPER
TANGENT
60170
40
8o
4NV
36145
30
60
26130
20
40
MINIMUM TAPER LENGTH (L) IN FEET
Lane Posted Speed (mph)
Width
Feet _ 25 30 35 40 45 50 55 60 65 70
10 105 150 205 265 450 500 550
11 115 165 225 295 495 550 605 660 1
12 1 125 180 [ 245 1320 L5491 600 - 660 720 780 1840
SIGN SPACING=X (FEET) (1)
FREEWAYS & EXPRESSWAYS
55r70 MPH
1500±(OR AS
PER MUTCD
RURAL HIGHWAYS
60/65 MPH
8001±
RURAL ROADS
45155 MPH
5001±
RURAL ROADS & URBAN ARTERIALS
35/40 MPH
350'±
RURAL ROADS, URBAN ARTERIALS
RESIDENTIAL & BUSINESS DISTRICTS
25/30 MPH
200'±(2)
URBAN STREETS
25 MPH OR LESS
100'±(2)
ALL SIGNS ARE 48" X 48" BLACK ON ORANGE UNLESS OTHERWISE
DESIGNATED.
(1) All spacing may be adjusted to accommodate interchange ramps, --
at-grade intersections, and driveways. 236TH ST SW
SERVICE TRUCK
ACCORDANCE WITH
30 MIN
FLAT BED, ETC.
MANUFACTURER
RECOMMENDATIONS
ROLL AHEAD STOPPING DISTANCE ASSUMES DRY PAVEMENT
' A PROTECTIVE VEHICLE IS RECOMMENDED REGARDLESS IF A TMA 15 AVAILABLE, IF NO TMA 15
USED, THE PROTECTIVE VEHICLE SHALL BE STRATEGICALLY LOCATED IN THE FIELD TO SHIELD
WORKERS AND NO ROLLAHEAD DISTANCE IS SPECIFIED.
234TH ST SW UTILITIES WORK NORTHSIDE TRAFFIC CONTROL PLAN SHEET 3 of 3
ALL WORK IS TO TAKE PLACE DURING OFF PEAK HOURS OF 9AM TO 3PM
SHIFT TAPER = 1/2 TAPER
SHOULDER TAPER = 1/3 TAPER
All Signs & Spacing to conform to the MUTCD & The City of Edmonds Standards
N
20ionslet
0/01/2020 17.5048