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Article #3: Arizona transportation

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Highways (including an exit serving the historic
Main interstate routes include I-17, and Mission San Xavier) and the retirement
I-19 running north-south, I-40, I-8, and community of Green Valley and terminates
I-10 running east-west, and a short in Nogales, in Santa Cruz County, at the
stretch of I-15 running northeast international border with Mexico.
southwest through the extreme Destination signs on I-19 have metric
northwestern corner of the state. distance figures in kilometers instead of
Phoenix standard miles. Arizona 77 serves North
Phoenix is served by a network of Tucson and Tucson's northern suburbs
freeways, many of which were initiated by including Casas Adobes, Catalina
a 1 cent general sales tax measure Foothills, Oro Valley, and Catalina.
approved by voters in 1985. Before this Arizona 77 continues northward until it
network, I-10 and I-17 handled almost all terminates at the Navajo Indian
freeway traffic in Phoenix, placing a Reservation in northeastern Arizona.
large burden on surface arterial streets, State Route 210 (Barraza-Aviation
leading to increased traffic congestion Parkway) is a limited-access parkway
as the area grew in size. built in the early 1990s to connect
I-10 (the Maricopa and Papago Freeways) downtown Tucson to the southeastern
from Los Angeles travels from the west portion of the city. Few new
through downtown, and exits the metro limited-access roads are in the plans in
area in a southeast direction toward Tucson due to strong community opposition
Tucson. I-17 (the Black Canyon Freeway) to freeways.
begins in downtown Phoenix and travels Yuma, Flagstaff & Casa Grande
north to Flagstaff. US 60 also travels Yuma and Casa Grande are served by I-8;
through the heart of the city, starting Flagstaff is served by I-17 and I-40. US
in downtown Phoenix, and heading Highway 95 parallels the Colorado River,
northwest through the suburbs of from Las Vegas to the Mexican border near
Glendale, Peoria, and Surprise. To the Yuma.
east, it is called the Superstition Historic U.S. Route 66, a major route for
Freeway, and from its beginning in Tempe, Midwestern emigrants prior to the advent
travels eastward towards Mesa, Gilbert, of the interstate highway system,
and Apache Junction, and beyond. State traversed the northern part of the state,
Route Loop 101 (called the Agua Fria, passing through Flagstaff and Kingman.
Price, or Pima Freeway, depending on the Route 66 in Arizona closely followed the
segment) is also a major highway that route of what is now Interstate 40 except
forms a semicircle around the northern for an 88 mile stretch between Seligman
suburbs of the city, starting from I-10 and Kingman now known as Arizona State
in the west and travelling around to the Highway 66, where the route veered to the
Santan portion of Loop 202 in the north passing through Peach Springs.
southeast. Public transportation and intercity bus
The new freeways started after the 1985 The Phoenix and Tucson metropolitan areas
sales tax approval are: Arizona 51, Loop are served by public bus transit systems.
101, Arizona 143 (the Hohokam Yuma and Flagstaff also have public bus
Expressway), Arizona 153 (the Sky Harbor systems. Greyhound Lines serves Phoenix,
Expressway), Loop 202 (the Red Mountain Tucson, Flagstaff, Yuma, and several
and Santan Freeways), and Loop 303 (the smaller communities statewide.
Estrella Freeway), and the final section A light rail system is currently being
of I-10. Most of these have been built in Phoenix. When completed, it will
completed by 2005, with Loop 202 and Loop connect Central Phoenix with the nearby
303 being in the final stages of cities of Mesa and Tempe. The system is
construction and development. projected to be operational by December
Arizona 51 (the Piestewa Freeway) of 2008.
connects downtown and central Phoenix In May 2006, voters in Tucson approved a
with north Phoenix and Paradise Valley, Regional Transportation Plan (a
and connects with the aforementioned Loop comprehensive bus transit/streetcar
101 at its northern end. Two-thirds of roadway improvement program), and its
this route was opened in 1999 and the funding via a new half-cent sales tax
remainder in 2003. It had been known as increment. The centerpiece of the plan is
the Squaw Peak Parkway (for a nearby a light rail streetcar system that will
mountain), but this name was considered connect the main University of Arizona
offensive to those in the Native American campus with the Rio Nuevo master plan
community. Both the road and the mountain area on the western edge of downtown.
were re-named in the spring of 2003 for Aviation
US Army Pfc. Lori Piestewa, a member of Airports with regularly scheduled
the Hopi tribe, the first woman to die in commercial flights include: Phoenix Sky
combat during the current Iraq War and Harbor International Airport (IATA: PHX,
the first Native American woman to die in ICAO: KPHX) in Phoenix (the largest
combat while in the US Army. This airport and the major international
resulted in the freeway being referred to airport in the state); Tucson
as "The 51" instead of "Squaw Peak International Airport (IATA: TUS, ICAO:
Parkway" in casual conversation. KTUS) in Tucson; Yuma International
As recently as 1959, many roads such as Airport (IATA: YUM, ICAO: KYUM) in Yuma;
State Highway 87, the Beeline Highway Prescott Municipal Airport (PRC) in
between Phoenix and the small community Prescott; and Flagstaff Pulliam Airport
of Payson in Gila County, were unpaved. (IATA: FLG, ICAO: KFLG) in Flagstaff.
Tucson Other significant airports without
The Tucson metropolitan area is primarily regularly scheduled commercial flights
served by I-10, I-19 and Arizona 77. I-19 include Williams Gateway Airport (IWA) in
departs from I-10 in the southern part of Mesa, and Scottsdale Municipal Airport
Tucson, runs through southern Tucson (IATA: SCF, ICAO: KSDL) in Scottsdale.






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