HomeMy WebLinkAboutIR 8784J*INFORMAL REPORT TO CITY COUNCIL MEMBERS
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To the Mayor and Members of the City Council
No. 8784
July 11, 2006
Page 1 of 4
SUBJECT: Alternative Fuel Vehicles and GPS Fleet Monitoring
The following is in response to questions raised by the City Council regarding the use of alternative
fuel powered vehicles and GPS fleet monitoring systems.
Alternative Fuel Vehicles
In 1995, the City of Fort Worth embarked upon an alternative fuel program for the City's fleet in
order to comply with the 1994 Texas Clean Fleet Program and the 1990 Federal Clean Air Act. At
that time only two types of alternative fuel technologies existed. The City chose LPG (Liquid
Petroleum Gas) as the alternative fuel choice due to range limitations and infrastructure costs
associated with the other alternative fuel option CNG (Compressed Natural Gas). The city selected
822 vehicles to be converted to LPG use in either a bi -fuel configuration or dedicated configuration.
Due to problems encountered with the performance of conversion packages, in 1997, the City
discontinued converting vehicles after approximately 558 had been completed. In 1998, an effort to
continue utilizing LPG within the City fleet lead to the purchase of OEM (Original Equipment
Manufacturer) LPG conversions through Ford Motor Company. This would allow any warranty
issues to be handled through the manufacturer and not have to go to a separate vendor for LPG
issues. From 1998 to 2004, the City of Fort Worth purchased a total of 159 alternative fuel vehicles.
Major manufacturers experienced numerous problems with LPG conversions. Due to these
problems, the major manufacturers discontinued their support and manufacture of LPG and CNG
vehicles in 2005.
In 2001 the City of Fort Worth's first Hybrid vehicle (Toyota Prius) was purchased as a new option
for alternative fuel vehicles. This technology continues to be expanded by all major manufacturers
including Ford, GM, Toyota, and several other companies. The advantages to acquiring Hybrid
vehicles include increased fuel economy, lower emissions, and extended warranty on Hybrid
components (8 years /100,000 miles). There are some disadvantages to Hybrid vehicles that include a
higher initial cost than comparable units, limited types of Hybrid vehicles, long delivery time, and
concerns about crash safety and used battery disposal.
On April 4, 2006, the City Council adopted Clean Fleet Vehicle Resolution 3334 -04 -2006. The
resolution outlines the acquisition, operational and maintenance standards needed for the City of Fort
Worth to apply for grant dollars through the Regional Transportation Council (RTC) to supplement
the purchase of alternative fuel vehicles. The Equipment Services Department has responded to the
"call for projects" for these grant dollars and in the Fall 2007, the RTC will determine which projects
will be awarded.
Currently, the City of Fort Worth fleet consists of 4,011 pieces of equipment. These pieces of
equipment include 3,109 vehicles that receive preventative maintenance. Of those vehicles requiring
preventative maintenance, 2,439 vehicles are operated on city streets and highways, thus requiring
state inspection. The City has 356 alternative fuel vehicles. The alternative fuel vehicles consist of
311 I.NG vehicles. 33 E85 (8so,o Fthanoh fueled vehicles, and 12 Hybrid vehicles. Although the CM
olI Fort Worth has F85 capable vehicles, the fuel itself is not currently available in the Fort Worth
ISSUED BY THE CITY MANAGER FORT WORTH, TEXAS
INFORMAL REPORT TO CITY COUNCIL MEMBERS
To the Mayor and Members of the City Council
No. 8784
July 11, 2006
Page 2 of 4
SUBJECT: Alternative Fuel Vehicles and GPS Fleet Monitoring
area. The current trend is toward a reduction in LPG vehicles and an increase in E85 and Hybrid
vehicles. Another forthcoming technology is fuel- celled vehicles and they should be available in the
next 5 to 7 years. Fuel - celled vehicles rely upon a molecular reaction rather than combustion to
create power for the vehicle. Emissions from a fuel - celled system are much smaller than emissions
from the cleanest fuel combustion process.
In June 2006, the Equipment Services Department completed a benchmark study related to
Alternative Fuel Vehicles. The following chart shows the results of that study.
City
Vehicles requiring state
inspection
Number of Alternative Fuel
Vehicles
% of Alternative Fuel Vehicles
in Fleet
Austin
3425
345
10.07%
Arlington
913
23
2.52%
El Paso
1988
16
0.80%
Fort Worth
2439
356
14.60%
Houston
8500
462
5.44%
San Antonio
3250
261
8.03%
Oklahoma City
2219
63
2.84%
The City of Houston has the largest fleet along with the most alternative fuel vehicles (462)
compared to other municipalities studied, but the City of Fort Worth has the highest percentage
(14.6 %) of their fleet utilizing alternative fuel vehicles. The City of Dallas was contacted but did not
respond to the request for information.
GPS Fleet Monitoring Systems
The Fire Department currently uses the global positioning system (GPS) to track the location of
equipment. Tracking is performed through the Public Safety Computer Aided Dispatch System.
Several departments including Police, Water and Development have expressed an interest in utilizing
this technology. Tracking systems are currently being studied to determine the potential applications,
costs, benefits and return on investment.
There are two types of GPS fleet monitoring systems that are being studied. The first type is Real
Time monitoring. Real Time monitoring is the GPS system that can immediately identify the
location of a vehicle (a.k.a. AVL — automatic vehicle location). The infrastructure costs and monthly
service charges for Real Time monitoring require substantial capital allocations.
The second type is Passive monitoring. Passive monitoring is the collection of vehicle locations
during operation that are batched and downloaded whencver the vehicle data is received. The data
can be batched and transmitted at any time that the vehicle enters the range of the receiver.
ISSUED BY THE CITY MANAGER
FORT WORTH, TEXAS
INFORMAL REPORT TO CITY COUNCIL MEMBERS No. 8784
To the Mayor and Members of the City Council July 11, 2006
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SUBJECT: Alternative Fuel Vehicles and GPS Fleet Monitoring
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With Passive monitoring, at the end of a shift, a supervisor would be able to identify where a
particular vehicle had been throughout a given shift.
The ITS Department has done some cost comparisons between seven (7) potential vendors of GPS
systems. Initial conversations with departments have determined that the Police Department would
want the Real Time monitoring to facilitate the safety of their officers. Other city departments could
meet their needs with the Passive monitoring. The on road city fleet (minus the vehicles assigned to
Police and Fire) totals 1,323 vehicles. Below is a cost example for Passive and Real Time GPS for
non public safety vehicles.
Non Public Safety Fleet - 5 -Year Cost Range Example - Total Fleet of 1323
First Year
Sub se went Year
5 Year Total
Low
High
Low
High
Low
I High
Passive
$409,400.00
$961,100.00
$2,000.00
$4,500.00
$417,400.00
$979,100.00
Real Time
$926,100.00
$1,587,600.00
$396,900.00
$793,800.00
$2,513,700.00
1 $4,762,800.00
The on road Police fleet totals 944 vehicles. Below is a cost example for Passive and Real Time GPS
for Police Department vehicles.
Police Fleet - 5 -Year Cost Range Example - Total Fleet of 944
First Year
Subsequent Year
5 Year Total
Low
I High
Low
High
Low I
High
Passive
$295,700.00
$695,800.00
$2,000.00
$4,500.00
$303,700.00
$713,800.00
Real Time
$660,800.00
$1,132,800.00
$283,200.00
$566,400.00 1
$1,793,600.00
$3,398,400.00
In 2005, the Equipment Services Department partnered with a Fort Worth MWBE company,
Williams Pyro, to test that company's development of a black box technology. The initial purpose
for the partnership was to obtain data for diagnostic information to assist in reducing repair costs.
Other data that can be captured with the technology included the ability to track potential vehicle
abuse and inappropriate operations (i.e. idle time and speed intervals). Based upon previous City
Council requests related to GPS, the company is developing a GPS system to be included in this
technology. The Passive technology will be completed by Fall 2006 and the Real Time technology
will be developed in 2007. (The Williams Pyro GPS solution is one of the seven vendors included in
the ITS cost analysis above.)
ISSUED BY THE CITY MANAGER FORT WORTH, TEXAS
INFORMAL REPORT TO CITY COUNCIL MEMBERS
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To the Mayor and Members of the City Council
No. 8784
July 11, 2006
Page 4 of 4
SUBJECT: Alternative Fuel Vehicles and GPS Fleet Monitoring
Phase One of the test involved three city Equipment Services Department vehicles to determine the
accuracy of data collection. The test has recently moved to Phase Two involving 30 city vehicles (5
Sedans, 7 Pick Ups, 2 SUVs, 1 Van, 10 Dump Trucks and 5 Brush Trucks) from the Environmental
Management, Code Compliance and the Transportation and Public Works departments. Phase Two
of the test involves use of three WiFi receivers located at the Southside Service Center and the James
Avenue Service Center. This phase of the test will allow the Equipment Services Department to do a
cost benefit analysis of the black box technology.
In summary, the Equipment Services Department continues to work closely with their customer
departments to determine the viability of Alternative Fuel vehicles and GPS technology to assist
departments with their fleet costs and providing information for efficient management of city
vehicles. If you have questions or comments regarding this topic, please contact Wayne Corum,
Acting Director of Equipment Services at 817- 392 -5118.
Charles R. Boswell
City Manager
ISSUED BY THE CITY MANAGER FORT WORTH. TEXAS