08 CTOC - Traffic Mitigation

Traffic Mitigation
By: Tony S. Abbo, P.E., PTOE
City Traffic Engineer
Presentation to CTOC – January 6, 2022

Traffic Mitigation - Overview
2
•Staffing:
–One Engineer (PE)
–Two field staff that report to the Engineer

Our Goal 
3
•To create a safe roadway for all modes 
of Travel
–Vehicular
–Pedestrian
–Bike
–Equestrian
•Move people and goods efficiently and 
safely through our roadway network

Traffic Mitigation - Overview
4
• Functions
–Signing and striping request
• GlendaleOne – Phone Calls – E-mails –
Walk in request
–Traffic Studies
–Speed Cushions
–School Zones
• School Traffic Circulation

Traffic Mitigation - Overview
5
–Traffic Safety – All Modes
• Vehicular
• Pedestrian
• Bike
–Crash data collection/roadway 
safety analysis
–Traffic Count Program
–New signal/signal timing requests

Signing & Pavement Markings
6
•Traffic Staff receive numerous requests 
for:
–New Signing
–New pavement markings
–Repair of signing
• Damaged by crash
• Vandalized (Graffiti)
• Non reflective
–Staff prepares a work order
–Work done by Signing and pavement marking crew

Traffic Studies
7
•Signal Warrant Studies
•Speed Studies
•Pedestrian Hybrid Beacon (HAWK) 
Studies
•Crash Cushion Warrant Studies
•No Parking Studies
•Left turn Warrant Studies
•Other

Speed Cushion
8
•Requirements that 
need to be met
–Residential Street
–Minor collector only if 
homes front the road
–85% speed 7 MPH over the 
posted speed limit
–No less than 500 Vehicles 
per Day (VPD) and no more 
than 3,000 VPD on the road

Speed Cushion
9
•Petition process
–Identify effected 
homeowners
–70% of affected 
homeowners have to 
agree
–100% of the people 
adjacent to the speed 
Cushion have to agree

Sample Letter
10

Sample Petition
11

Sample Petition
12

School Zones
13
•Establishing School Zones
•Enhancing striping and/or pavement 
markings within School Zone
–Upgrade the signing and striping
–Install High visibility crosswalks
•Address congestion around school 
zones

School Zones
14
•Traffic Circulation
–Work with school resource officers
–Recent example was had staff working with the 
Legacy Charter School and Glendale PD relating 
to ingress and egress issues onto 67th Avenue 
and Thunderbird Road

School Zones
15
•Speed feedback signs
•Recent installs include
–Ironwood HS
–Cactus HS
–Legacy Charter

School Zone
16
Schools
Rank
Notes
Expected Completion 
year
Independence HS
1
Done
2/1/2020
Arrowhead Elementary
1
Update to bring to current standard - missing radar 
speed sign on Union Hills.
7/1/2022
Apollo High
1
Update to bring to current standard - missing radar 
speed sign - Designed - 
3/1/2022
Mountain Ridge HS
2
Done
2/1/2020
Legacy Traditional School
2
Done
10/1/2021
Deer Valley HS
4
51st Avenue is Phoenix roadway.  Need to coordinate 
with the City of Phoenix.
12/31/2023
Ironwood HS
5
Done
Done 
Cactus HS
5
Done
Done 
Copper Canyon HS
5
Not designed
7/1/2022
Glendale HS
9
Not designed
Planned for November 
of 2022
Coyote Ridge Elementary School
11
Not designed
7/1/2024
Kellis HS
12
Not designed - 91st Avenue is MCDOT roadway
Luke Elementary
13
Not designed -Speed can only be reduced to 35 MPH.
SCHOOL ZONE INSTALLATIONS

Request for No parking
17
•City receives numerous request 
for to establish “No Parking” 
zones
•There is a petition process
–Less than 10 houses 100% approval
–More than 10 houses, 70% Approval
•Numerous request around 
schools
•Enforcement is a concern

Traffic Safety
18
•Investigate high crash locations 
•Work with MAG to obtain 
funding
•Work with Glendale PD to 
implement low-cost 
improvements that can help 
mitigate safety issues
•Work with neighboring cities
•Road Safety Assessments (RSA)

Pedestrian Safety
19
•Rectangular Rapid 
Flashing Beacon (RRFB)
– Install on Glendale Ave
•One more location 
planned on Glendale Ave

Pedestrian Safety
20
•Buffered Bike lanes
•Green pavement markings

Traffic Count Program
21
•Every arterial is counted every even 
year
•Major collectors are counted every 
odd year

Traffic Count Program
22

How Can We report a Problem?
23
•Easiest way to report an issue is through 
GlendaleOne
–Online
–There is also a Phone Ap
–This is the best way to do so as every Ticket is tracked 
through the system
•Contact us Via E-mail
•Contact by Phone

How Can a Problem Be Reported?
24

Tony Abbo’s Contact Info
25

Questions