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TCI
- Transit Capital Improvement State program fed by the TP&D
Account and the State Highway Account that funds transit
capital projects. TCI funds require a 50 percent local match.
TCM
- Transportation Control Measure Strategy to reduce driving
or smooth traffic flows in order to cut auto emissions.
TCM
- Transportation Control Measure A strategy to reduce
driving or smooth traffic flows in order to cut auto emissions
and resulting air pollution. Required by the Clean Air Act, TCMs
for the Bay Area are jointly developed by MTC and the Bay Area
Air Quality Management District. Examples of TCMs include roving
tow truck patrols to clear stalls and accidents from congested
roadways, new or increased transit service, or a program to
promote carpools and vanpools.
TDA
- Transportation Development Act State law enacted in 1971.
TDA funds generated from a tax of one-quarter of one percent on
all retail sales in each county; used for transit, paratransit,
bicycle and pedestrian purposes, they are collected by the state
and allocated by the MTC
to projects and programs within the county of origin. In
non-urban areas, TDA funds may be used for streets and roads in
certain circumstances.
TDM
- Transportation Demand Management TDM - Low-cost ways to
reduce demand by automobiles on the transportation system, such
as programs to promote telecommuting, flextime and ridesharing.
TEA
- Transportation Enhancement Activities An ISTEA
created funding category. Ten percent of STP monies
must be set aside for projects that enhance the compatibility of
transportation facilities with their surroundings. Examples of
TEA projects include bicycle and pedestrian paths, restoration
of rail depots or other historic transportation facilities,
acquisition of scenic or open space lands next to travel
corridors, and murals or other public art projects.
TIC
- Transportation Information Center See TravInfo.
TIP
- Transportation Improvement Program This is primarily a
spending plan for federal funding expected to flow to the region
from all sources for transportation projects of all types. MTC
prepares the three volume TIP annually with the cooperation of
local governments, transit operators and Caltrans. Depending on
the funding source it covers a three- to seven-year period.
TMA
- (1) Transportation Management Association A voluntary
group set up by employers or other entities to reduce vehicle
trips within certain areas.(2) transportation management area
A region subject to certain planning requirements under ISTEA.
Any urbanized area with a population of more than 200,000
automatically is a TMA.
TMP
- Transportation Management Plan When it comes to widening a
freeway, traffic usually gets a whole lot worse before it gets
any better, which is why the feds require a TMP showing how
traffic flows will be smoothed or diverted during construction.
A TMP might call for installing ramp meters or upgrading
parallel roads; boosting public transit service; aggressively
marketing carpooling vanpooling; and mounting a public
information campaign.
TOC
- Traffic Operations Center The place from which the TOS
is run.
TOS
- Traffic Operations System This is a benevolent Big
Brother, watching you in order to give you a hand. In the Bay
Area, Caltrans and the CHP
will monitor traffic flows by means of detectors embedded in
pavement and closed-circuit television cameras, quickly
dispatching tow trucks and other assistance. CMSs
and HAR
will alert drivers to trouble ahead, while ramp metering will
control traffic flows. By the year 2000, all 500 miles of Bay
Area's freeways should be TOS-equipped. An application of ATIS
and ATMS
technologies, and a JUMP
Start.
TOS
- Traffic Operations System In the Bay Area, Caltrans and
the CHP will monitor traffic flows by means of detectors
embedded in pavement and closed-circuit television cameras,
quickly dispatching tow trucks and other assistance. Message
signs and broadcasts will alert drivers and transit riders to
conditions ahead, while ramp metering will control traffic
flows. All these devices together comprise the TOS.
TP&D
Account - Transportation Planning and Development Account A
state transit trust fund that is the funding source for the STA
program and the largest funding source for TCI.
Trackless
Trolley See "Bus,
Trolley".
Tramway
See "Rail,
Light".
Transfer
Center A fixed location where passengers interchange from
one route or vehicle to another.
Transit
See "Public
Transportation".
Transit
2000 An industry effort undertaken in the late 1980s and
early 1990s to develop public policies allowing transit to
achieve its greatest potential for the rest for the 20th century
and beyond; recommendations included turning transit systems
into managers of mobility, broadening transit's definition to
include ridesharing and other high occupancy vehicle programs,
enhancing local decision-making authority, increasing federal
funding and raising the federal gasoline tax.
Transit
Bus See "Bus,
Transit".
Transit
Pass A tax-free employee commute benefit in which an
employer subsidizes up to $60 per month for an employee's
transit fares or vanpool charges. This benefit also applies to
military and government employees.
Transit
System An organization (public or private) providing local
or regional multi-occupancy-vehicle passenger service.
Organizations that provide service under contract to another
agency are generally not counted as separate systems.
TransLink
MTC's prototype for a universal ticket valid on all transit
modes, from BART to buses to ferries. The BART style,
stored-valued ticket will soon be tested in Alameda and Contra
Costa counties as part of JUMP
Start.
TravInfo
- Bay Area Intermodal Traveler Information System The theory
here is that the more you know, the better decisions you can
make about your daily travel patters. Spearheaded by MTC,
this ATIS
project will employ state-of-the-art technology to disseminate
detailed, timely information on transit schedule adherence and
roadway congestion -- possibly even parking availability.
Travelers will be able to access data from the TravInfo nerve
center (TIC) from home or at work as well as
en route. A JUMP
Start project implemented by a partnership of public
agencies and private firms; expected to become fully operational
by the mid-1990s.
TRO
- trip reduction ordinance This regulation is to limit the
number of SOV users in order to stanch
polluting emissions. Aimed at employers, TROs have been enacted
by local governments in response to CMP
requirements, which vary from county to county. Now the BAAQMD
has passed an Employer-based Trip Reduction Rule that should
result in cities and counties adopting more stringent and more
uniform TROs.
Trolley
Bus See "Bus,
Trolley".
Trolley
Car See "Rail,
Light".
Trolley
Coach See "Bus,
Trolley".
Trust
Funds Funds collected and used by the federal government for
carrying out specific purposes and programs according to terms
of a trust agreement or statute, such as the Social Security and
highway trust funds. Trust funds are administered by the
government in a fiduciary capacity and are not available for the
general purposes of the government. See "Dedicated
Funding Source".
TSM
- Transportation Systems Management Low-cost improvements to
make the transportation system work more efficiently, such as
traffic signal coordination.
TV
SAP channel - Television Second Audio Program (IVHS term) It's
an auxiliary audio channel available to television stations for
alternative language broadcasts and now beginning to be used to
send traffic information to commuters both at home and in their
cars. One avenue for delivering TravInfo
data.
Transport
Workers Union One of the major labor unions in the transit
industry; membership is limited to operators, mechanics and
other non-supervisory employees of the transit industry.
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