TC - 02-01-96AGENDA
ROSEMEAD TRAFFIC COMMISSION
8838 E. Valley Blvd., Rosemead, CA 91770
Regular Meeting
Februaryl, 1996
Call to Order: 7:00 p.m.
Roll Call: Commissioners Larson, Ruiz, Tirre, Vice- Chairperson Knapp,
Chairman Alarcon
Pledge of Allegiance: Chairman Alarcon
Invocation: Commissioner Tirre
I. APPROVAL OF MINUTES - Regular meeting of January 4, 1996.
II. ORAL COMMUNICATIONS
This is the time reserved for members of the audience to address the Commission on
items not listed on the agenda (Maximum time per speaker is 3 minutes; total time
allocated is 15 minutes).
III. OLD BUSINESS
A. NONE
IV. NEW BUSINESS
A. REQUEST FOR ADDITIONAL TRAFFIC CONTROLS AT JACKSON
AVENUE AND GRAVES AVENUE - This is a request from Commissioner
Knapp to review the intersection for the installation of a traffic signal or stop
signs.
B. REQUEST FOR STOP SIGNS ON HELLMAN AVENUE AT
EVELYN AVENUE - This is a request from Ms. Adrian Aviles
for the installation of stop signs to slow down traffic and reduce
accidents.
V. STAFF REPORTS
VI. COMMISSIONER REPORTS
VII. ADJOURNMENT
Thursday, March 7, 1996 at 7:00 p.m., Rosemead Council Chambers, 8838 E. Valley
Boulevard, Rosemead, CA 91770.
ROSEMEAD TRAFFIC COMMISSION MINUTES
JANUARY 4. 1996
The regular meeting of the Rosemead Traffic Commission was called to
order by Chairman Tirre, at 7:00 p.m., in the Council Chambers, 8838
East Valley Boulevard, Rosemead, California 91770.
ROLL CALL
Present: Chairman Tirre
Commissioners: Larson, Knapp, Alarcon, Ruiz
Ex Officio: Associate Planner: Carl Holm
Deputy Traffic Engineer: Joanne Itagaki
Sheriff Liaison: Lt. Heller
REORGANIZATION
Chairman Tirre turned the meeting over to the Associate
Planner for nomination and election of the new
Chairman.
The Associate Planner called for nominations. Chairman
Tirre nominated Commissioner Alarcon, there being no
further nominations, nominations were closed.
Commissioner Alarcon was named Chairman for 1996.
Chairman Alarcon assumed his chair and opened
nominations for Vice - Chairperson.
Commissioner Tirre nominated Commissioner Knapp, there
being no further nominations, nominations were closed.
Commissioner Knapp was named Vice - Chairman for 1996.
CALL TO ORDER
The Pledge of Allegiance was led by Commissioner Tirre
The Invocation was delivered by Commissioner Ruiz
I. APPROVAL OF MINUTES
It was moved by Chairman Tirre, seconded by
Commissioner Knapp, and carried unanimously to approve
the minutes for December 7, 1995. Commissioner Alarcon
abstained his vote, due to the fact he was not present
at the December meeting.
II. ORAL COMMUNICATIONS FROM THE AUDIENCE - None
IZZ. OLD BUSINESS
A. REVISION #2; DRAFT SPEED HUMP FLYER
Deputy Traffic Engineer Itagaki stated that two
revisions were made to the Speed Hump Flyer as of the
December meeting. These revisions included a sentence
under "What are Speed Humps ?" and a sentence under
"Will the City of Rosemead use Speed Humps ? ".
The following is the draft wording and the revised
wording for your reference:
WHAT ARE SPEED HUMPS?
DRAFT Speed humps are designed so that the
occupants of a vehicle don't get thrown
about when going over the hump, however,
there is no mistake about having crossed
from one side of the speed hump to the
other.
Page 1
REV. NO. 2 Speed humps are placed across a roadway to
encourage vehicles to slow down as they
pass over them. They are intended to allow
a vehicle to pass over at a reasonable
speed, but would create an uncomfortable
jarring if crossed too quickly.
WILL THE CITY OF ROSEMEAD USE SPEED HUMPS?
DRAFT Although many cities have installed speed
humps on public streets...
REV. NO. 2 Although some cities have installed speed
humps on public streets...
It was recommended the Traffic Commission approve
REVISION NO. 2 of the DRAFT speed hump flyer. Upon
approval, it will be submitted to the City Council for
final approval. Once Council has approved the flyer,
the flyers will then be distributed by staff as needed.
It was moved by Commissioner Knapp, seconded by
Commissioner Ruiz, and carried unanimously to approve
the Traffic Engineer's recommendation.
B. DRIVEWAY ACCESS TO DIAMOND SQUARE SHOPPING CENTER -
FLEXIBLE DELINEATORS
Deputy Traffic Engineer Itagaki stated that as
requested by the Traffic Commission, staff prepared a
diagram depicting the installation of flexible
delineators on the double yellow line on Garvey Avenue
west of San Gabriel.
These delineators will prohibit vehicles from turning
left into and out of the Diamond Square Shopping
Center.
Commissioner Knapp stated that her concern is for the
residents of the trailer park that want to make a
left -hand turn.
Chairman Alarcon inquired if there is an alternative to
delineators. He expressed concern over creating other
traffic problems for neighboring properties. He felt
other options should be investigated first.
Deputy Traffic Engineer Itagaki stated that there are
"Turtle Dots" that are currently being used in Temple
City but are less visible.
Commissioner Knapp stated that she would like the
residents affected to be notified.
Commissioner Ruiz stated that delineators are a main
and only alternative at this location, and are cheaper
than medians.
It was moved by Commissioner Larson, seconded by
Commissioner Tirre to recommend installation of
delineators as shown in Figure 1 of the staff report.
Vote resulted:
Yes: Commissioners Larson, Tirre, Knapp, Ruiz
Noes: Chairman Alarcon
Absent: None
Abstain: None
IV. NEW BUSINESS - None
Page 2
V. STAFF REPORTS
Lt. Heller presented a report indicating the accident
statistics for November, 1995.
Lt. Heller spoke on the problems with the Highway
Patrol not citing people in unincorporated areas in the
City.
Lt. Heller stated that most citations are given on
major streets.
VI. COMMISSIONER REPORTS
Commissioner Larson stated that the school on Jackson
and Garvey, the gates need be closed.
Commissioner Knapp stated that the signal at San
Gabriel Boulevard and Graves is too short, not allowing
pedestrians to get across. Commissioner Knapp
recommended moving the crosswalk from the north side of
the street to the south side of the street.
Commissioner Knapp stated that the sign on Hellman and
Delta has been turned around.
Commissioner Ruiz stated that the traffic signs on the
island at Temple City Boulevard, coming off the freeway
have been knocked down.
Commissioner Ruiz stated that at Valley Boulevard and
Temple City Boulevard on the southwest corner, there is
a tree that needs to be trimmed.
Commissioner Ruiz thanked the Commissioners for their
support in joining the Traffic Commission.
Commissioner Tirre thanked the Commission for the past
year as Chairman.
Chairman Alarcon thanked the Commission for electing
him Chairman for 1996.
VII.
There being no further business to come before the
Commission, the meeting was adjourned at 7:50 p.m. The
next meeting will take place on February 1, 1996.
Page 3
STAFF REPORT =
TO: HONORABLE CHAIRMAN
AND MEMBERS
ROSEMEAD TRAFFIC COMMISSION
FROM: JOANNE ITAGAKI, DEPUTY TRAFFIC ENGINEER \g
DATE: JANUARY 24, 1996
RE: REQUEST FOR TRAFFIC CONTROLS AT JACKSON AVENUE
AND GRAVES AVENUE
REQUEST
Commissioner Knapp recently requested staff to review the traffic conditions at the
intersection of Jackson Avenue and Graves Avenue. Commissioner Knapp
indicated the need for additional controls at this intersection which may include the
installation of a traffic signal or stop signs.
A request for a traffic signal or stop signs at this intersection was reviewed at the
January 7, 1993 Traffic Commission meeting. The Commission voted not to install
additional traffic controls at this intersection. A copy of the staff report and meeting
minutes is attached.
CONDITIONS
Graves Avenue is a 56 foot wide east/west roadway striped for one lane of traffic
in each direction separated by a two -way left turn lane. Parking is permitted on
both sides of the street except for the red curb on the south side of the roadway
in the vicinity of Maryvale School. There is a horizontal curve, or hill, that begins
approximately 300 feet west of Jackson Avenue and flows downhill towards Del
Mar Avenue. The posted speed limit is 35 mph.
Jackson Avenue is a 40 foot wide north /south roadway striped for one lane of
traffic in each direction separated by single yellow skip striping. Jackson Avenue
terminates at Graves Avenue and is STOP controlled at this 'T" intersection. The
posted speed limit is 30 mph.
Figure 1 depicts these conditions.
DATA
The reported accident history from January 1, 1992 to September 30, 1995 was
reviewed. This accident history revealed three accidents occurring within 100 feet
of the intersection. These accidents are summarized on the following page:
TRAFFIC COMMISSION
Page 2.
Location and Description Date Time
At intersection - Southbound vehicle 12/25/94 2:20 PM
proceeding straight broadsided a
westbound vehicle proceeding
straight (Right -of -way Automobile).
6 feet west - Eastbound vehicle proceeding 3/25/94 6:30 AM
straight rearended an eastbound right
turning vehicle (Not stated).
85 feet east - Eastbound vehicle rearended 6/22/93 4:15 PM
an eastbound vehicle proceeding straight
(Too close / Inattention).
Twenty -four hour approach counts were taken at the intersection. These counts
revealed the following:
Graves Avenue - EB
Graves Avenue - WB
Jackson Avenue - SB
DISCUSSION
24 -hour
AM Peak
PM Peak
4,086
313 (8:00)
402 (5:00)
4,000
314 (8:00)
353 (5:00)
763
54 (9:00)
59 (5:00)
Field review of the location revealed the horizontal curve does limit visibility of
eastbound vehicles on Graves Avenue from Jackson Avenue. However, the speed
of the vehicles traveling on Graves Avenue provides adequate sight distance for
vehicles to exit from Jackson Avenue onto Graves Avenue. The visibility of
westbound traffic on Graves Avenue is adequate.
The traffic volume count of the intersection reveals a total 24 -hour volume of 8,086
on Graves Avenue. Assuming the 24 -hour approach count on Jackson Avenue is
doubled, the total 24 -hour volume count on Jackson Avenue is estimated at 1,526.
The City of Rosemead uses the Caltrans Traffic Manual as a guideline for the
installation of traffic signals and STOP signs. Primarily, traffic volumes, pedestrian
volumes and accident history are analyzed in these guidelines.
Page 3.
Attached are the guidelines for the installation of multi -way STOP signs.
The first guideline will be discussed after analysis is made for the installation of a
traffic signal.
The accident guideline at the intersection of Graves Avenue and Jackson Avenue
is not met. Only one accident would be susceptible to correction (12/25/94) with
the installation of a multi -way STOP at this location. This accident was a right -
angle type accident.
For the minimum traffic volume guideline, 7 of the 8 average hours of the day meet
the 500 vehicles per hour requirement. However, the combined vehicular and
pedestrian volume from the minor street falls well below the 200 units per hour.
Attached are the traffic signal guidelines found in the Caltrans Traffic Manual.
All 11 warrants were reviewed. Pedestrian counts and delay were estimated
based on field review of the location. The traffic volumes and accident history of
this intersection do not satisfy the requirements for the installation of a traffic
signal. Therefore, the first guideline for the installation of a multi -way STOP sign
is also not satisfied.
During the 5:00 - 6:00 PM peak hour, the traffic volumes are close to satisfying the
guidelines. However, this is only one hour of the day. Any delay that may occur
lasts for only a short period of time.
Speeding on Graves Avenue is a continuing complaint. However, the installation
of traffic signals or STOP controls may increase the accident potential at this
intersection. Traffic signals and STOP controls are used to assign right -of -way at
an intersection and are not intended as a speed deterrent.
RECOMMENDATION
The installation of additional traffic controls at the intersection of Graves Avenue
and Jackson Avenue is not recommended at this time. It is recommended the
Sheriffs Department monitor Graves Avenue on a regular basis by including it on
the radar trailer rotation list.
Attachments
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CITY OF ROSEMEAD
MULTI -WAY STOP SIGN WARRANTS
(FROM CALTRANS TRAFFIC MANUAL)
LOCATION: Gccves Avenue. DATE: 1/Z4-ly6
The installation of multi -way STOP signs are based on the following:
1. Where traffic signals are warranted and urgently needed, the multi -way
STOP may be an interim measure that can be installed quickly to control
traffic while arrangements are being made for the signal installation.
2. An accident problem, as indicated by five or more reported accidents
within a 12 month period of a type susceptible to correction by a multi -
way STOP installation. Such accidents include right- and left -turn
collisions as well as right -angle collisions.
3. Minimum traffic volumes:
(a) The total vehicular volume entering the intersection from all
approaches must average at least 500 vehicles per hour for any
8 hours of an average day, and
(b) The combined vehicular and pedestrian volume from minor
street or highway must average at least 200 units per hour for
the same 8 hours, with an average delay to minor street
vehicular traffic of at least 30 seconds per vehicle during the
maximum hour, but
(c) When the 85- percentile approach speed of the major street
traffic exceeds 40 miles per hour, the minimum vehicular
volume warrant is 70 percent of the above requirements.
VOLUME WORKSHEET
Guideline �pP N pc (� h b <Hour
A U' ��' �L 7 lx
(a) Total Volume 500 (350) 1651 1¢241494154716641 6751614 1 781 1
(b) Combined Volume 200 (140) 1 54 1 5Z 156 15D 15q 1 58 1 59 1 5"7 1
9-6. TRAFFIC SIGNALS AND LIGHTING Traffic Manual
1 -1992
Figure 9 -1
TRAFFIC SIGNAL WARRANTS
CALC DATE I Z4 6
DIST CO RTE PM CHK DATE
Po ind 35 mph
Major St: aye7 wev ue e}pppreae:Speed P
Minor SC Critical Approach Speed 3 mph
Critical speed of major street traffic ? 40 mph - - - -- - - - - - - - - �r y RURAL (R)
In built up area of isolated community of < 10,000 pop. - - - - - - - - - ❑ J
IS URBAN (U)
WARRANT 1 - Minimum Vehicular Volume 100% SATISFIED YES ❑ NO
80% SATISFIED YES ❑ NO
WARRANT 2 - Interruption of Continuous Traffic
100% SATISFIED YES ❑ NO
80% SATISFIED YES ❑ NO
MINIMUM REQUIREMENTS
(80% SHOWN IN BRACKETS)
U R
APPROACH t 2 Of more
i ti
�e �Q� , �
//� k Hour
Both Apprchs, 750 525 900 630
Major strmt 600 (420) (720) 504) G 7 377 438 E5`1 617 755 724
Highest Apprch. 75 53 100 70 r /� 5 5� GJ� 68) Cj�( C
Minor street (601 (42) (80) (56) .�"
WARRANT 3 - Minimum Pedestrian Volume 100% SATISFIED YES ❑ NO
REQUIREMENT
MINIMUM REQUIREMENTS
(80% SHOWN IN BRACKETS)
�� 4N 2`' ,4` e
R O \ V\ b � ?' �;� '� �'� �j (o Hour
U R
Yes ❑ No
APPROACH
1
2 or more
LANES
Both Apprrhs.
500 350
600 420
4q1 3�2 �-3B 497 �a5 btu 755 7Z4-
major street
400 (280)
(480) (336)
Highest Apprrh.
1 0 105
200 1 140
54 52 S( 5� GJq 5i� 55 57
Minor Street
(120) (84)
(160) (112)
The new traffic signal will not seriously disrupt progressive
WARRANT 2 - Interruption of Continuous Traffic
100% SATISFIED YES ❑ NO
80% SATISFIED YES ❑ NO
MINIMUM REQUIREMENTS
(80% SHOWN IN BRACKETS)
U R
APPROACH t 2 Of more
i ti
�e �Q� , �
//� k Hour
Both Apprchs, 750 525 900 630
Major strmt 600 (420) (720) 504) G 7 377 438 E5`1 617 755 724
Highest Apprch. 75 53 100 70 r /� 5 5� GJ� 68) Cj�( C
Minor street (601 (42) (80) (56) .�"
WARRANT 3 - Minimum Pedestrian Volume 100% SATISFIED YES ❑ NO
REQUIREMENT
FULFILLED
Pedestrian volume crossing the major street is 100 or more
Yes ❑ No
for each of any lour hours or is 190 or more during any one
,®
hour: ALM ( lecg than 50 � -
There are less than 60 gaps per hour in the major street trat-
Yes ❑ No
fic stream of adequate length for pedestrians to cross: ARD
The nearest traffic signal along the major street is greater
Yes No
❑
than 300 feet: AND
The new traffic signal will not seriously disrupt progressive
Yes No
❑
traffic flow on the major street.
The satisfaction of a warrant Is not necessarily justification for a signal. Delay, congestion, confusion or other
evidence of the need for right -of -way assignment must be shown.
TRAFFIC SIGNALS AND LIGHTING 9 -7
Traffic Manual 1 -1992
Figure 9 -2
TRAFFIC SIGNAL WARRANTS
WARRANT 4 - School Crossings Not Applicable _ _ _ _ _ — — — — — ❑
See School Crossings Warrant Sheet K
WARRANT 5 - Progressive Movement SATISFIED YES ❑ NO,9
MINIMUM REQUIREMENTS
DISTANCE TO NEAREST SIGNAL
FULFILLED
> 1000 FT.
N � ?-'500 ft. - S -- ft. E N 1 DODO ft. W > 2000 It.
YES NO I_l
ON ONE WAY ISOLATED STREETS OR STREETS WITH ONE WAY TRAFFIC SIGNIFICANCE AND ADJACENT
SIGNALS ARE SO FAR APART THAT NECESSARY PLATOONING 8 SPEED CONTROL WOULD BE LOST _ _ -
WARRANT 1 - MINIMUM VEHICULAR VOLUME
ON 2 -WAY STREETS WHERE ADJACENT SIGNALS DO NOT PROVIDE NECESSARY PLATOONING AND
❑
SPEED CONTROL PROPOSED SIGNALS COULD CONSTITUTE A PROGRESSIVE SIGNAL SYSTEM
OR _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
WARRANT 6 - Accident Experience
SATISFIED YES ❑ NO a
WARRANT 7 - Svstems Warrant
SATISFIED YES ❑ NO 4i
MINIMUM VOLUME
REQUIREMENT
ENTERING VOLUMES ALL APPROACHES
✓ I FULFILLED
DURING TYPICAL WEEKDAY PEAK HOUR P) A VEH.!HR
1000 VEHiHR _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
OR
DURING EACH OF ANY 5 HRS OF A SAT AND,OR SUN VEH!HR YES ❑ NO
CHARACTERISTICS OF MAJOR ROUTES MAJOR ST MINOR ST
HWY SYSTEM SERVING AS PRINCIPLE NETWORK FOR THROUGH TRAFFIC
RURAL OR SUBURBAN HWY OUTSIDE OF. ENTERING. OR TRAVERSING A CITY
________________
APPEARS AS MAJOR ROUTE ON AN OFFICIAL PLAN
ANY MAJOR ROUTE CHARACTERISTICS MET. BOTH STREETS
NWA
The satisfaction of a warrant Is not necessarily justification for a signal. Delay. congestion. confusion or other
evidence of the need for right -of -way assigmmnent must be shown.
WARRANT
FULFILLED
REQUIREMENTS
ONE WARRANT
WARRANT 1 - MINIMUM VEHICULAR VOLUME
_
SATISFIED
OR _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
YES ❑ NO
80%
WARRANT 2 INTERRUPTION OF CONTINUOUS TRAFFIC
Ell
SIGNAL WILL NOT SERIOUSLY DISRUUPT PROGRESSIVE TRAFFIC FLOW
ADEQUATE TRIAL OF LESS RESTRICTIVE REMEDIES HAS FAILED TO REDUCE ACCIDENT FREQUENCY
ED 0
ACC WITHIN A 12 MONTH PERIOD SUSCEPTIBLE OF CORR 8 INVOLVING INJURY OR ? S500 DAMAGE _
MINIMUM REQUIREMENT NUMBER OF ACCIDENTS
I (I1 /c14 IZ /25) ❑
5 O MORE
WARRANT 7 - Svstems Warrant
SATISFIED YES ❑ NO 4i
MINIMUM VOLUME
REQUIREMENT
ENTERING VOLUMES ALL APPROACHES
✓ I FULFILLED
DURING TYPICAL WEEKDAY PEAK HOUR P) A VEH.!HR
1000 VEHiHR _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
OR
DURING EACH OF ANY 5 HRS OF A SAT AND,OR SUN VEH!HR YES ❑ NO
CHARACTERISTICS OF MAJOR ROUTES MAJOR ST MINOR ST
HWY SYSTEM SERVING AS PRINCIPLE NETWORK FOR THROUGH TRAFFIC
RURAL OR SUBURBAN HWY OUTSIDE OF. ENTERING. OR TRAVERSING A CITY
________________
APPEARS AS MAJOR ROUTE ON AN OFFICIAL PLAN
ANY MAJOR ROUTE CHARACTERISTICS MET. BOTH STREETS
NWA
The satisfaction of a warrant Is not necessarily justification for a signal. Delay. congestion. confusion or other
evidence of the need for right -of -way assigmmnent must be shown.
9 -8 TRAFFIC SIGNALS AND LIGHTING Traffic Manual
11991
Figure 9 -3
TRAFFIC SIGNAL WARRANTS
WARRANT 8 - Combination of Warrants SATISFIED YES ❑ NO
REQUIREMENT
WARRANT J FULFILLED
TWO WARRANTS 1. MINIMUM VEHICULAR VOLUME
SATISFIED 2 INTERRUPTION OF CONTINUOUS TRAFFIC YES ❑ NO
80
WARRANT 9 -Four Hour Volume
SATISFIED YES ❑ NO
2 or DQ� �4� b�� �VtA
Approach Lanes
One more our
Both Approaches Major Street
V 605 6 t� ASS 7 Z4
Highest Approaches Minor Street ✓ 59 Sa
' Refer to Figure 9.6 (URBAN AREAS) or Figure 9.7 (RURAL AREAS) to determine it this warrant is satisfied.
WARRANT 10 -Peak Hour Delay SATISFIED YES ❑ NO
(ALL PARTS MUST BE SATISFIED)
1. The total delay experienced for traffic on one minor street approach tr ll by a
STOP sign equals or exceeds lour vehicle -hours for a one -lane app
vehicle-hours for a two lane approach: AND (E,:+ cz4ecl) YES ❑ NO
2 The volume on the same minor street approach equals or exceeds 100 vph for
one moving lane of traffic or 1 SO vph for two moving lanes: AND YES ❑ NO
0. intersections with o more approches vph for intersectio ex vph
for l e a i u 00 wi
three approaches. YES NO ❑
❑
WARRANT 11 -Peak Hour Volume SATISFIED r YES NO
One more 6-6'�j Hour
Bosh Aoproaches Major Street '� 75_
H,gnest Approaches Minor Street ✓ 59
'Refer to Figure 9-8 (URBAN AREAS) or Figure 9.9 (RURAL AREAS) to determine if this warrant is satisfied.
The satisfaction of a warrant is not necessarily justification for a signal. Delay. congestion. confusion or other evidence
of the need for right -of -way assignment must be shown.
9-10 TRAFFIC SIGNALS AND LIGHTING Traffic Manual
f -1992
Figure 9 -5
SCHOOL PROTECTION WARRANTS
CALC , C$ DATE
DIST CO RTE PM
CHK DATE
PoS +&A 35 mph
Major St: t ,Qe`� AU�n�E — �+ A Speed 33 mph
Minor St: AV ev u� Critical Approach Speed
Critical speed of major street traffic ? 40 mph _ _ _ _ _ _ _ _ _ _ _ _ _ _ 0 ` RURAL (R)
❑ I
In built up area of isolated community of < 10.000 pop. _ _ _ — _ — — — — — )Z URBAN (U)
FLASHING YELLOW SCHOOL SIGNALS
(ALL PARTS MUST BE SATISFIED)
PART A
Vehicle Volume
toI Age Pedestri
]rossina Street
Minimum Requirements
AND
PART B
Critical Approach Speed Exceeds 05 mph
AND
PART C
Is nearest controlled crossing more than 600 feet away?
SCHOOL AREA TRAFFIC SIGNALS
(ALL PARTS MUST BE SATISFIED)
Minimum Requirements /
1 11 U I R
rrn i r i
U
R
Each or
200
140
2 hours
Each of
40
40
2 hours
AND
PART B
Critical Approach Speed Exceeds 05 mph
AND
PART C
Is nearest controlled crossing more than 600 feet away?
SCHOOL AREA TRAFFIC SIGNALS
(ALL PARTS MUST BE SATISFIED)
Minimum Requirements /
1 11 U I R
rrn i r i
Vehicle Volume
Eacnof
500
350
2 hours
Each of
100
70
School Age Pedestrians
2 hours
Crossing Street
or
500
350
per day
AND
SATISFIED
SATISFIED
SATISFIED
SATISFIED
SATISFIED
SATISFIED
-E-
YES ❑ NO
YES ❑ NO
(e75 41av\ solkY
YES NO ❑
YES NO ❑
YES ❑ NO 0
YES ❑ NO 0
l ei +1 r y\ 5bA'y
PART B
Is nearest controlled crossing more than 600 feet away? SATISFIED YES NO ❑
Traffic Manual TRAFFIC SIGNALS AND LIGHTING 9 -11 9 1991
Figure 9 -6 I /Z4-146
FOUR HOUR VOLUME WARRANT
(Urban Areas)
6rave� /�venu%c�c�o+1 f��ehu�
-IS
x
400
x
w a0 300
2 Q
c a
rn a
0 w 200
z
J
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> 100
x
L1
x
0
MAJOR STREET - TOTAL OF BOTH APPROACHES - VPH
NOTE:
115 VPH APPLIES AS THE LOWER THRESHOLD VOWME FOR A MINOR STREET So VPH APPLIES AS THE LOWER
APPROACH WITH O D
THRESHOLD VOLUME FOR A MANOR STREET APPROACHING WITH ONE LANE.
(�{ bl� 755 X24
Z3
300 400 500 600 700 800 900 1000 1100 1200 1300 1400
TRAFFIC SIGNALS AND LIGHTING 9-13
Traffic Manual
Figure 9- 8
PEAK HOUR VOLUME WARRANT
(Urban Areas)
6f�ave7 A�enu� /.�ack�o�� l�Oel�ur?
600
x
IL
500
x
H U
w 0 400
¢ ¢
r p,
w a
0 w 300
z f
m
0 200
z 100
v
w
400 500 600 700 800 900 1000 1100 1200 1300 1400 1500 160 7 UU
MAJOR STREET - TOTAL OF BOTH APPROACHES - VPH
* NOTE:
150 VPH APPLIES AS THE LOWER THRESHOLD VOLUME FOR A MINOR STREET THE LOWER
APPROACH WITH O APPROACHING APPL S
THRESHOLD VOLUME FOR A MINOR STREET WITHONE LANE.
Qt
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111
•. •. till .-
•" •' • ..
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OEM
MAJOR STREET - TOTAL OF BOTH APPROACHES - VPH
* NOTE:
150 VPH APPLIES AS THE LOWER THRESHOLD VOLUME FOR A MINOR STREET THE LOWER
APPROACH WITH O APPROACHING APPL S
THRESHOLD VOLUME FOR A MINOR STREET WITHONE LANE.
Qt
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TO: HONORABLE CHAIRMAN
AND MEMBERS
ROSEMEAD TRAFFIC COMMISSION
FROM: JOANNE ITAGAKI,.DEPUTY TRAFFIC ENGINEER
DATE: DECEMBER 22, 1992
RE: REQUEST FOR A PEDESTRIAN SIGNAL OR STOP SIGNS ON GRAVES
AVENUE AT JACKSON STREET
REQUEST
A request has been received from a resident of the City of Rosemead
for the installation of a pedestrian signal or stop signs on Graves
Avenue at Jackson Street. The resident did not leave their name and
specific details of this request, therefore, could not be addressed.
CONDITIONS
Graves Avenue is a 54' wide east /west roadway in the southern portion
of the City. This roadway was recently reconstructed by the County.
This reconstruction included the installation of the traffic signal
at Graves Avenue and San Gabriel Boulevard. Graves Avenue is striped
with two lanes of traffic in each direction separated by a two -way
left turn lane. The posted speed limit on Graves Avenue is 35 mph.
Jackson Street is a 40' wide north /south roadway. The southerly end
of Jackson Street terminated at Graves Avenue to form a "T"
intersection. Jackson Street is striped with a single yellow skip
stripe. The posted speed limit is 30 mph.
Figure 1 depicts existing conditions at the intersection of Graves
Avenue and Jackson Street.
DATA
The accident history from January 1, 1989 to March 31, 1992 was
reviewed. This accident history revealed 5 accidents occurring in
the vicinity of the intersection in this 3 1/4 year period. The
accident summary is as follows:
Page 2.
Locati and Description
Jackson 152' north of Graves.
Northbound vehicle proceeding
straight rearended two north-
bound parked vehicles (improper
turn).
Graves 15' west of Jackson.
Eastbound vehicle turning right
broadsided an eastbound vehicle
turning right (improper turn).
Graves 7' east of Jackson.
Eastbound vehicle proceeding
straight rearended an east-
bound vehicle proceeding
straight (unsafe speed).
N
Date
07/04/91
04/01/91
11/28/90
Graves 581' east of Jackson. 02/25/89
Northbound vehicle turning left
sideswiped a westbound vehicle
proceeding straight (right -of -way
automobile).
Graves Avenue at Jackson Avenue. 05/01/89
Southbound vehicle turning left
broadsided a westbound vehicle
proceeding straight (right -of - way
automobile).
Time
8:30 p.m.
11:55 a.m.
11:45 a.m.
3:00 a.m.
6:45 p.m.
A 24 -hour traffic count was taken on the approaches to the
intersection on Graves Avenue and Jackson Street. This count
revealed approximately 3,900 vehicles in the eastbound and westbound
directions of Graves Avenue. On Jackson Street, the southbound
traffic count revealed approximately 950 vehicles.
DISCUSSION
Field review of the intersection during various times throughout the
day revealed less than 10 pedestrians crossing the intersection of
Graves Avenue and Jackson Street. The guidelines for the
installation of a pedestrian signal or flashing beacon are very
specific. These guidelines require a minimum of 40 pedestrians in
any two hours of the day. The intersection of Graves Avenue and
Jackson Street does not meet this minimum pedestrian volume
guideline. Therefore, the installation of a pedestrian signal is not
recommended.
Page 3.
The purpose of "stop controls" is to assign positive right -of -way.
The basic stop control" is typically assigned to the street with the
least volume of traffic. Additional control, beyond the basic
right -of -way assignment, is usually reserved for those locations
where the volume of traffic exceeds 500 vehicles per hour for any
eight hours of an average day aqd where both streets have about the
same amount of traffic. This lends credibility to the higher level
of intersection control. Without credibility, voluntary compliance
is poor and without voluntary compliance, traffic safety is severely
compromised.
The intersection of Graves Avenue and Jackson Street does not have an
equal volume of traffic. The total volume of traffic on Graves
Avenue is approximately 7,800 vehicles per day. The total volume of
traffic on Jackson Street is approximately 2,000 vehicles per day.
Because Graves Avenue is the through street at this "T" intersection,
motorists on Graves Avenue are less likely to expect "stop controls"
in their direction. Knowing Jackson Street "T's" into Graves Avenue,
they expect traffic on Jackson Street to stop and yield the
right -of - way to them. Installation of "stop controls" on Graves
Avenue would result in a higher accident potential than is currently
being experienced at this intersection.
RECOMMENDATION
Based on the analysis presented in this report, the installation of a
pedestrian signal or stop controls on Graves Avenue at Jackson Street
is not recommended.
JCI:nv
Attachment
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FIGUP-E I
ROSEMEAD TRAFFIC COMMISSION MINUTES
JANUARY 7. 1993
The regular meeting of the Rosemead Traffic Commission was called to
order by Chairman Pinon, at 7:00 p.m., in the Council Chambers, 8838
East Valley Boulevard, Rosemead, California 91770.
VII. NEW BUSINESS
A. REQUEST FOR A PEDESTRIAN SIGNAL OR STOP SIGNS ON G RAVES
AVENUE AT JACKSON STREET
Deputy Traffic Engineer Itagaki stated that a request was
received from a resident for the installation of a pedestrian
signal or stop sign on Graves Avenue at Jackson Street. The
resident did not leave their name and specific details of
this request could not be discussed.
Graves Avenue is a 54' wide east /west roadway which was
recently constructed by L.A. County. This reconstruction
included the installation of a traffic signal at Graves and
San Gabriel. Graves is striped for two lanes of traffic in
_ each direction separated by a two -way left turn lane. The
posted speed limit is 35 mph.
Jackson Street is a 40' wide north /south roadway. It forms a
"T" intersection with Graves Avenue. Jackson Street is
striped with a single yellow skip strip and is posted 30 mph.
The accident history from January 1, 1989 to March 31, 1992
was reviewed. 5 accidents were identified in the vicinity of
the intersection. It should be noted that these accidents
were in the vicinity of the intersection and not necessarily
right at the intersection. There was only 1 accident that
occurred at the intersection of Graves Avenue and Jackson
Avenue which was a southbound vehicle turning left which
broadsided a westbound vehicle proceeding straight. That was
a violation of right -of -way automobile.
A 24 -hour traffic count was taken on the approaches to the
intersection of Graves and Jackson. On Graves this revealed
a count of 3900 vehicles during the day. On Jackson Street
in the southbound direction only, the count was approximately
950 vehicles.
A field review was conducted of the intersection during
various time throughout the day and this revealed less than
10 pedestrians crossing the intersection at Graves and
Jackson. The guidelines for the installation of a pedestrian
signal or flashing beacon are from Caltrans. These
guidelines require a minimum of 40 pedestrian in any two
' hours of the day. Graves and Jackson does not meet this
minimum pedestrian volume guildline. Therefore, the
installation of a pedestrian signal is not recommended.
This intersection was also reviewed for additional "stop
controls ". Basic "stop controls" is typically assigned to
the street with the least volume of traffic. Anymore control
beyond that is usually reserved for locations where the
traffic exceeds 500 vehicles per hour in any 8 hours of an
average day, and where both streets have about the same
amount of traffic. This lends credibility to the higher
level of intersection control. without credibility,
voluntary compliance is poor and without voluntary
compliance, traffic safety is severely compromised.
Graves Avenue and Jackson Street does not have an equal
volume of traffic. The total volume of traffic on Graves
Avenue is approximately 7,800 vehicles per day. on Jackson
Street it is only approximately 2,000 vehicles per day.
Graves Avenue is a "T" intersection and motorist are less
likely to expect a "Stop" on this street. They would expect
that traffic would stop on the intersecting street. The
installation of "stop controls" on Graves Avenue would result
in a higher potential than is currently being experienced at
this intersection.
RECOMMENDATION
It was moved by Commissioner Knapp, seconded by Vice Chairman
Larson, and carried unanimously to approve the Traffic
Engineer's recommendation that pedestrian signal or stop
signs on Graves Avenue at Jackson Street is not recommended.
VIII. MATTERS FROM COMMISSION AND STAFF
Commissioner Knapp requested an update from the Deputy
Traffic Engineer about the status of the southbound left turn
lane on Del Mar Avenue at Hellman Avenue.
,STAFF REPORT =
TO: HONORABLE CHAIRMAN
AND MEMBERS
ROSEMEAD TRAFFIC COMMISSION
FROM: JOANNE ITAGAKI, DEPUTY TRAFFIC ENGINEER T,
DATE: JANUARY 24, 1996
RE: REQUEST FOR STOP SIGNS ON HELLMAN AVENUE AT EVELYN
AVENUE
REQUEST
A letter, attached, has been received from Mr. Adrian Aviles, 3356 N. Evelyn
Avenue, for the installation of STOP signs on Hellman Avenue at Evelyn Avenue.
Mr. Aviles indicates that eastbound vehicles turning right from Hellman Avenue
onto Evelyn Avenue have difficulty maneuvering because of their high rate of
speed on Hellman Avenue. He feels the installation of STOP signs will slow down
the vehicles so that slower turns can be made.
CONDITIONS
Hellman Avenue is 40 feet wide west of Evelyn Avenue and 44 feet wide east of
Evelyn Avenue. Hellman Avenue is a collector street striped with one lane of
traffic in each direction separated by a double yellow centerline. Parking is
permitted on both sides of the roadway in the vicinity of Evelyn Avenue. The
posted speed limit on Hellman Avenue is 30 mph.
Evelyn Avenue is a 36 foot wide north /south residential roadway with no centerline
striping. Evelyn Avenue is STOP controlled at its intersection with Hellman
Avenue. The prima facie speed limit is 25 mph.
Figure 1 depicts existing conditions at this intersection.
DATA
The reported accident history from January 1, 1992 to September 30, 1995 was
reviewed. This accident history revealed seven accidents occurring within 100 feet
of the intersection. These accidents are summarized on the following page:
TRAFFIC COMMISSION
Page 2.
Location and Description Date
At intersection - Northbound vehicle 9/20/95
turning left broadsided a westbound
vehicle proceeding straight (Right -
of -way automobile).
At intersection - Northbound vehicle 10/1/94
turning left broadsided an eastbound
vehicle proceeding straight (Right -
of -way automobile / Vision obscured).
70 feet west - Northbound vehicle 6/17/94
backing sideswiped a westbound
vehicle proceeding straight (Starting/
backing).
At intersection - Westbound vehicle 6/18/93
proceeding straight rearended a west-
bound vehicle proceeding straight and
a westbound vehicle slowing (Too close).
Time
Fj 8 _u
10:00 AM
10:OOAM
5:40 PM
At intersection - Westbound vehicle 11/4/93 1:00 PM
proceeding straight rearended a west-
bound vehicle slowing (Too close).
40 feet west - Eastbound vehicle 4/9/93 10:30 AM
making an unsafe turn sideswiped
an eastbound parked vehicle (Not
driver / Other equipment).
At intersection - Northbound vehicle 5/15/92 3:15 PM
turning right collided with 2 westbound
pedestrians (Right -of -way pedestrian).
Twenty -four hour approach counts were taken at the intersection. These counts
revealed the following:
24 -hour AM Peak PM Peak
Hellman Avenue - EB 4,327 242 (8:00) 441 (5:00)
Hellman Avenue - WB 4,207 401 (8:00) 349 (5:00)
Evelyn Avenue - NB 627 39 (7:00) 48 (5:00)
Page 3.
DISCUSSION
Field review of the intersection of Evelyn Avenue and Hellman Avenue revealed
on- street parking was moderate on Hellman Avenue. This may be from the multi-
family residential units located on Hellman Avenue. Visibility of vehicles on
Hellman Avenue from Evelyn Avenue was adequate with the parked vehicles.
During the field review, the south curb, west of the intersection, did not have any
vehicles parked on the street. In addition, no vehicles were parked on Evelyn
Avenue in the immediate vicinity of Hellman Avenue.
The traffic volume count of the intersection reveals a total 24 -hour volume of 9,289
on Hellman Avenue. Assuming the 24 -hour approach count on Evelyn Avenue is
doubled, the total 24 -hour volume count of Evelyn Avenue is estimated at 1,254.
Due to the location of Hellman Avenue and Evelyn Avenue and the surrounding
traffic controls, the installation of a traffic signal would be more appropriate, if
warranted. However, the installation of a multi -way STOP control and a traffic
signal were investigated.
Attached are the guidelines for the installation of multi -way STOP signs.
The first guideline will be discussed after analysis is made for the installation of a
traffic signal.
The accident guideline at the intersection of Hellman Avenue and Evelyn Avenue
is not met. Only two accidents would be susceptible to correction (9/20/95 and
10/1/94) with the installation of a multi -way STOP at this location. Both accidents
were considered broadside, or right - angle, type accidents.
For the minimum traffic volume guideline, 5 of the 8 average hours of the day meet
the 500 vehicles per hour requirement. The combined vehicular and pedestrian
volume from the minor street falls well below the 200 units per hour.
Page 4.
Attached are the traffic signal guidelines found in the Caltrans Traffic Manual.
All 11 warrants were reviewed. Pedestrian counts and delay were estimated
based on field review of the location. The traffic volumes and accident history of
this intersection do not satisfy the requirements for the installation of a traffic
signal. Therefore, the first guideline for the installation of a multi -way STOP sign
is also not satisfied.
Skid marks around the corner would indicate a possible problem with vehicles
turning right from Hellman Avenue onto Evelyn Avenue. However, field review of
the location did not reveal any skid marks or broken glass in the vicinity of the
intersection. In addition, only one accident involving an eastbound vehicle was
reported in the period analyzed.
There is no evidence that an excessive number of vehicles turning right are hitting
parked vehicles. However, this is not to say the accidents do not occur, only that
they are not reported to the Sheriffs Department.
RECOMMENDATION
The installation of a traffic signal or STOP control at the intersection of Hellman
Avenue and Evelyn Avenue is not recommended at this time. Reported accident
data will be monitored at this location to determine any increase in reported
accidents for a six month period. Any unusual findings will be reported to the
Traffic Commission.
Attachments
JI:
HLMNEVLN
11 . C
To whom it may concern,
My name is Adrian J. Aviles. As a resident of the
city of Rosemead, I'm informing you on a situation that needs
immediate attention. Since your administration is the only
one that can help, this is why this letter is directed to you.
First let me asses the situation for you in order for you to
better understand the purpose of this letter.
I live at 3356 Evelyn Ave. in the city of Rosemead,
and conveniently located at the corner of Hellman and Evelyn
avenues Since there is a lot of traffic occurring near my home
everyday We, as a family, have first hand knowledge of the bad
accidents and "near" accidents that have occurred The problem
is that the traffic coming east -bound on Hellman Ave. (from
New Ave towards Del Mar) are coming at a very dangerous speed.
The reason, I believe, is that there's a gradual downward sloping
in the street starting from the location of Ingleside Hospital
and going east -bound to Del Mar Ave. This slope is causing
the cars to speed up without the driver noticing. But the
problem, however, is when the cars turn right onto Evelyn Ave.
from Hellman. Since the cars are coming at a high rate of speed,
when they turn right, they find that the turn is hard to control
safely. The reason I know this is because a telephone pole
(outside my parent's bedroom) has already been struck by a car,
cars that are parked on the street have been hit repeatedly
-and to add, these cases have been hit - and -runs because once
the oncoming car has hit a parked one, they merely leave the
scene. As a matter of fact, a week ago some person(s) hit a.
parked car right outside our front door! A month ago, a car
turning right onto Evelyn from Hellman, was turning too fast
and almost hit a father and his son, who was crossing the street.
Since our house doesn't have a fence, we fear everytime we hear
a car screeching his wheels wondering if he will hit someone's
car as well as our own cars.
My family suggests that you, the City of Rosemead,
would please put up a stop sign facing the traffic coming from
New Ave (east- bound) towards Del Main order to atleast slow
,�etE :face a .sjp � - 0(\ -{it (inner �ellmar ark ftz�yti cu� s +. (fas+ urol i�a�h� ) .
down the traffic, and make the turns slower and safer for the
driver as well as the citizens and their cars for that matter.
I, on behalf of my family, appreciates your time in
reading this lengthy letter and hope that you will solve this
problem before someone gets hurt. Please. If you have any
questions, please feel free to call anytime at (818)572 -3658.
I have kept a copy for my records, please, this problem
requires immediate attention. Thank Yo
Ad J. Aviles
A n 1 1 �y.2519 5
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CITY OF ROSEMEAD
MULTI -WAY STOP SIGN WARRANTS
(FROM CALTRANS TRAFFIC MANUAL)
LOCATION: �vely� 76'- uA ° DATE: �7.�
The installation of multi -way STOP signs are based on the following:
1. Where traffic signals are warranted and urgently needed, the multi -way
STOP may be an interim measure that can be installed quickly to control
traffic while arrangements are being made for the signal installation.
2. An accident problem, as indicated by five or more reported accidents
within a 12 month period of a type susceptible to correction by a multi -
way STOP installation. Such accidents include right- and left -turn
collisions as well as right -angle collisions.
3. Minimum traffic volumes:
(a) The total vehicular volume entering the intersection from all
approaches must average at least 500 vehicles per hour for any
8 hours of an average day, and
(b) The combined vehicular and pedestrian volume from minor
street or highway must average at least 200 units per hour for
the same 8 hours, with an average delay to minor street
vehicular traffic of at least 30 seconds per vehicle during the
maximum hour, but
(c) When the 85- percentile approach speed of the major street
traffic exceeds 40 miles per hour, the minimum vehicular
volume warrant is 70 percent of the above requirements.
VOLUME WORKSHEET e
Guideline �� oP� Q �2� �4� �R� o�� �O Hour
1\1 o I
(a) Total Volume 500 (350) 144- 1 743 18-391 7641 593144(, 1 35
(b) Combined Volume 200 (140) 1 39 138 1 56 1 4a 135 1 39 1 39 148 1
9 -6
TRAFFIC SIGNALS AND LIGHTING Traffic Manual
11992
Figure 9 -1
TRAFFIC SIGNAL WARRANTS
CALC = DATE t Z¢ rf6
DIST CO RTE PM CHK DATE
' II e��rva� avenue IticalA proachSpeed 4 o mph
Major St: t+ C � �5 mph
Minor St: >cvC� r � 1 enuE
Critical speed of major street traffic 2t 40 mph — — — -- — — — — - — — — Or RURAL (R)
C In built up area of isolated community of < 10,000 pop. — — — — — —
❑ URBAN (U)
100% SATISFIED YES ❑ NO
WARRANT 1 - Minimum Vehicular Volume 80% SATISFIED YES ❑ NO C9
MINIMUM REQUIREMENTS
(Be% SHOWN IN BRACKETS)
U R U R
APPROACH 1 2 or more . p \� �' Gj (O 't•
LANES
Both Appichs. 50o 3s0 600 420 73 7D� 790 715 555 377 30q
Major Street (400) 280 (480) (336) n
Highest Apprch. 150 1 5 200 140 3� 3G, Q-g ?�9 3F- — 4v
Minor Street (120) (84) (160) (112)
WARRANT 2 - Interruption of Continuous Traffic 100% SATISFIED YES ❑ NO
80 °o SATISFIED YES ❑ NO �I
MINIMUM REQUIREMENTS
(80% SHOWN IN BRACKETS)
U R U R P� R� CV �kA QO �Q�' �qtA
APPROACH 1 2 or more ,t��` p` p �j� tp' 1� (^ Hour
LANES
Both Apprrhs. 750 525 (goo) 30 �{Oq 473 708 79D 715 555 377 - bDq
Major Street (600)
Highest Apprch. 75 53 10 70 3a 35 4 3.1 38 39 48
Minor Strcot (60) (421 (80) 156)
WARRANT 3 - Minimum Pedestrian Volume 100% SATISFIED YES ❑ NO ;.
REQUIREMENT
FULFILLED
Pedestrian volume crossing the major street is 100 or more
Yes ❑ No
for each of any four hours or is 190 or more during any one
hour: AND (Eo};mn�ed - 125 titan IQO /c(a
There are less than 60 gaps per hour in the major street tral-
Yes ❑ No
tic stream of adequate length for pedestrians to cross; PU12
The nearest traffic signal along the major street is greater
Yes ® No ❑
than 300 feet: AND
The new traffic signal will not seriously disrupt progressive
Yes ❑ No
traffic flow on the major street
The satisfaction of a warrant Is not necessarily justification for a signal. Delay, congestion, confusion or other
evidence of the need for right -of -way assignment must be shown.
0
Traffic Manual TRAFFIC SIGNALS AND LIGHTING 9 -7 -7
Figure 9 -2
TRAFFIC SIGNAL WARRANTS
WARRANT 4 - School Crossings
WARRANT 5 - Progressive Movement
MINIMUM REQUIREMENTS
Not Applicable _ _ _ _ _ - - - - - }
See School Crossings Warrant Sheet ❑
SATISFIED
YES ❑ NO ,®
DISTANCE TO NEAREST SIGNAL
> I000 FT. N h S — it E'er 500 1t. W ^ ZZOO ft.
ON ONE WAY ISOLATED STREETS OR STREETS WITH ONE WAY TRAFFIC SIGNIFICANCE AND ADJACENT
SIGNALS ARE SO FAR APART THAT NECESSARY PLATOONING 8 SPEED CONTROL WOULD BE LOST _ _
ON 2 WAY STREETS WHERE ADJACENT SIGNALS DO NOT PROVIDE NECESSARY PLATOONING AND
SPEED CONTROL PROPOSED SIGNALS COULD CONSTITUTE A PROGRESSIVE SIGNAL SYSTEM
WARRANT 6 - Accident Experience SATISFIED
REQUIREMENTS I WARRANT
FULFILLED
YES ❑ NO)j
El 9
YES ❑ NO
FULFILLED
ONE WARRANT WARRANT t - MINIMUM VEHICULAR VOLUME - _ -
SATISFIED OA -- - - - - - - - - - - - -- - - - - - - - _
80% WARRANT' INTERRUPTION OF CONTINUOUS TRAFFIC
SIGNAL WILL NOT SERIOUSLY DISRUUPT PROGRESSIVE TRAFFIC FLOW
ADEQUATE TRIAL OF LESS RESTRICTIVE REMEDIES HAS FAILED TO REDUCE ACCIDENT FREQUENCY
ACC WITHIN A 12 MONTH PERIOD SUSCEPTIBLE OF CORR. 8 INVOLVING INJURY OR ? 5500 DAMAGE
______
MINIMUM REQUIREMENT r NUMBER OF ACCIDENTS
5 OR MORE
2 (10/94 1 0/95
WARRANT 7 - Systems Warrant
MINIMUM VOLUME
REQUIREMENT
ENTERING VOLUMES ALL APPROACHES
SATISFIED YES ❑ NO ❑
v / I FULFILLED
DURING TYPICAL WEEKDAY PEAK HOUR 38 VEH!HR
1000 VEH:HR — — — — — — — — — — — — — — — — —
OR
DURING EACH OF ANY 5 HRS OF A SAT AND,OR SUN VEH!HR YES ❑ NO
CHARACTERISTICS OF MAJOR ROUTES MAJOR ST MINOR ST.
HWY SYSTEM SERVING AS PRINCIPLE NETWORK FOR THROUGH TRAFFIC _ _ _ _
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
------
RURAL OR SUBURBAN HWY OUTSIDE OF. ENTERING. OR TRAVERSING A CITY
----- _ _ _ _
_____________ ______
APPEARS AS MAJOR ROUTE ON AN OFFICIAL PLAN
ANY MAJOR ROUTE CHARACTERISTICS MET, BOTH STREETS ❑
The satisfaction of a warrant Is not necessarily justification for a signal. Delay, congestion, confusion or other
evidence of the need for right -of -way assigmmnent must be shown.
9 -8 TRAFFIC SIGNALS AND LIGHTING Traffic Manual
d -4991
Figure 9 -3
TRAFFIC SIGNAL WARRANTS
WARRANT 8 - Combination of Warrants SATISFIED YES ❑ NO
REQUIREMENT
WARRANT J FULFILLED
TWO WARRANTS 1. MINIMUM VEHICULAR VOLUME
SATISFIED 2. INTERRUPTION OF CONTINUOUS TRAFFIC YES E] NO 1.
80
SATISFIED YES ❑ NO J
WARRANT 9 -Four Hour Volume t1
Approach Lanes One more '1'� `i, our
Soth Approaches Malor Street ✓ 4cf ct - Jq0 - 115 309
Highest Approaches . Minor Street ✓ 39 4'8 3`1 4P,
' Refer to Figure 9 -6 (URBAN AREAS) or Figure 9 -7 (RURAL AREAS) to determine it this warrant is satisfied,
WARRANT to -Peak Hour Delay SATISFIED YES ❑ NO Icv
(ALL PARTS MUST BE SATISFIED)
1. The total delay experienced for traffic on one minor street approach controlled by a r�yy1t
STOP sign equals or exceeds four vehicle -hours for a one -I n YES [:1 NO
approach and live y�l
vehicle -hours for a two -lane approach. AND (Eg.lrrw4f�
2. The volume on the same minor street approach equals or exceeds 100 vph for
one moving lane of traffic or 150 vph for two moving lanes. AND YES ❑ NO
3 The total entering volume serviced during the hour equals or exceeds 800 vph
for intersections with four or more approaches or 650 vph for intersections with
three approaches. YES P NO ❑
WARRANT t 1 -Peak Hour Volume
SATISFIED YES ❑ NO
2 o r ed
Approach Lanes
Oo' t Aoproaches - M ajor Street ✓
H gnest Approaches - Minor Street ✓
Hour
' Refer to Figure 9.8 (URBAN AREAS) or Figure 9 -9 (RURAL AREAS) to determine if this warrant is satisfied.
The satisfaction of a warrant is not necessarily justification for a signal. Delay, congestion, confusion or other evidence
of the need for right•of -way assignment must be shown.
TRAFFIC SIGNALS AND LIGHTING
9-11
- Traffic Manual 1.1991
Figure 9 -6
FOUR HOUR VOLUME WARRANT
(Urban Areas)
f�ellw a� Avehue��vel�n AJE mu `-
500
400
. I
S
H U
w 0 300
¢ ¢
a
w a
0 W 200
2
J
O
> 100
S
U
0
300 400
500 600 700 800 900 1000 1100 1200 1300
MAJOR STREET - TOTAL OF BOTH APPROACHES - VPH
NOTE!
115 VPH APPLIES AS THE LOWER THRESHOLD VOLUME FOR A MINOR STREET
APPROACH WITH TWO OR MORE LANES AND 80 VPH APPLIES AS THE LOWER
THRESHOLD VOLUME FOR A MINOR STREET APPROACHING WITH ONE LANE.
409 X40 X15 �t
1400
2 OR MORE LANES (MAJOR) & 2 OR MORE LANES (MINOR)
2 OR MORE LANES
OR 1 LANE (MAJOR)
(MAJOR)
& 2 MORE
& 1 LANE
LANES
(MINOR)
(MINOR)
E (Mhll'OR)
1 LANE (MAJOR) & 1 LA
300 400
500 600 700 800 900 1000 1100 1200 1300
MAJOR STREET - TOTAL OF BOTH APPROACHES - VPH
NOTE!
115 VPH APPLIES AS THE LOWER THRESHOLD VOLUME FOR A MINOR STREET
APPROACH WITH TWO OR MORE LANES AND 80 VPH APPLIES AS THE LOWER
THRESHOLD VOLUME FOR A MINOR STREET APPROACHING WITH ONE LANE.
409 X40 X15 �t
1400
Traffic Manual TRAFFIC SIGNALS AND LIGHTING 9 -13
1 -1991
Figure 9 -8
PEAK HOUR VOLUME WARRANT
(Urban Areas)
��,llwan>2ire�uE�Evelyvt ��enue
.99
_
a
' 500
p 400
�¢
y a
a
0 w 300
z 2
0 200
100
rel
400 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800
VA •' . .
■
W .' .
MAJOR STREET - TOTAL OF BOTH APPROACHES - VPH
* NOTE:
150 VPH APPLIES AS THE LOWER THRESHOLD VOLUME FOR A MINOR STREET
APPROACH WITH TWO OR MORE LANES AND 100 VPH APPLIES AS THE LOWER
THRESHOLD VOLUME FOR A MINOR STREET APPROACHING WITH ONE LANE.
M
X40
48