Boston Transportation Planning Review
Encyclopedia
Boston Transportation Planning Review (BTPR) is a transportation planning program for metropolitan Boston
Boston
Boston is the capital of and largest city in Massachusetts, and is one of the oldest cities in the United States. The largest city in New England, Boston is regarded as the unofficial "Capital of New England" for its economic and cultural impact on the entire New England region. The city proper had...

, United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 which was responsible for analyzing and re-designing the entire area-wide transit and highway system in the 1970s. The major contractors involved were Alan M. Voorhees Company
Alan Voorhees
Alan Manners Voorhees was a transportation engineer and urban planner who designed many large public works in the United States...

 (Virginia
Virginia
The Commonwealth of Virginia , is a U.S. state on the Atlantic Coast of the Southern United States. Virginia is nicknamed the "Old Dominion" and sometimes the "Mother of Presidents" after the eight U.S. presidents born there...

), project manager; Skidmore, Owings and Merrill
Skidmore, Owings and Merrill
Skidmore, Owings and Merrill LLP is an American architectural and engineering firm that was formed in Chicago in 1936 by Louis Skidmore and Nathaniel Owings; in 1939 they were joined by John O. Merrill. They opened their first branch in New York City, New York in 1937. SOM is one of the largest...

 (New York
New York
New York is a state in the Northeastern region of the United States. It is the nation's third most populous state. New York is bordered by New Jersey and Pennsylvania to the south, and by Connecticut, Massachusetts and Vermont to the east...

), architect; ESL Incorporated
ESL Incorporated
ESL Incorporated, or Electromagnetic Systems Laboratory, was a subsidiary of TRW, a high technology firm in the United States that was engaged in software design, systems analysis and hardware development for the strategic reconnaissance marketplace. Founded in January, 1964 in Palo Alto,...

 (California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

), air quality and acoustics
Noise pollution
Noise pollution is excessive, displeasing human, animal or machine-created environmental noise that disrupts the activity or balance of human or animal life...

. The program had close guidance from the national Transportation Research Board
Transportation Research Board
The Transportation Research Board is a division of the National Research Council, which serves as an independent adviser to the President, the Congress and federal agencies on scientific and technical questions of national importance...

 (TRB), a division of the U.S. National Academy of Sciences
United States National Academy of Sciences
The National Academy of Sciences is a corporation in the United States whose members serve pro bono as "advisers to the nation on science, engineering, and medicine." As a national academy, new members of the organization are elected annually by current members, based on their distinguished and...

. The first director of the program reporting to the Governor was Alan Altshuler; the project manager was Walter Hansen.

Comprehensive re-evaluation of areawide transportation plans was a major theme in the last quarter of the twentieth century for large U.S. cities. The U.S. Department of Transportation has said "the prototype for these reevaluations was the Boston Transportation Planning Review"http://tmip.fhwa.dot.gov/clearinghouse/docs/utp/ch6.stm. Scope of the BTPR studies included evaluation and upgrading of all four MBTA mass transit rail
Rail transport
Rail transport is a means of conveyance of passengers and goods by way of wheeled vehicles running on rail tracks. In contrast to road transport, where vehicles merely run on a prepared surface, rail vehicles are also directionally guided by the tracks they run on...

 lines and examination of every major highway and arterial project in the region.

Major elements

The following exemplify some of the principal study elements of the Boston Transportation Planning Review:
  • Conceptual design of the Orange Line
    Orange Line (MBTA)
    The Orange Line is one of the four subway lines of the Massachusetts Bay Transportation Authority. It extends from Forest Hills in Jamaica Plain, Boston in the south to Oak Grove in Malden, Massachusetts in the north. It meets the Red Line at Downtown Crossing, the Blue Line at State, and the Green...

    , mass transit rail service to the south and west.
  • Expansion plans for the Red Line
    Red Line (MBTA)
    The Red Line is a rapid transit line operated by the MBTA running roughly north-south through Boston, Massachusetts into neighboring communities. The line begins west of Boston, in Cambridge, Massachusetts at Alewife station, near the intersection of Alewife Brook Parkway and Route 2...

     Braintree
    Braintree, Massachusetts
    The Town of Braintree is a suburban city in Norfolk County, Massachusetts, United States. Although officially known as a town, Braintree adopted a municipal charter, effective 2008, with a mayor-council form of government and is considered a city under Massachusetts law. The population was 35,744...

     and Northwest extensions.
  • moratorium
    Moratorium (law)
    A moratorium is a delay or suspension of an activity or a law. In a legal context, it may refer to the temporary suspension of a law to allow a legal challenge to be carried out....

     on expressway
    Controlled-access highway
    A controlled-access highway is a highway designed exclusively for high-speed vehicular traffic, with all traffic flow and ingress/egress regulated...

     construction inside of Route 128 for the decade.
  • First concept of depressing the Central Artery
    Central Artery
    The John F. Fitzgerald Expressway, known locally as the Central Artery, is a section of freeway in downtown Boston, Massachusetts, designated as Interstate 93, U.S. Route 1 and Route 3. It was initially constructed in the 1950s as a partly elevated and partly tunneled divided highway...

    , leading to the Big Dig.
  • Upgrading of Route 1A
    Massachusetts Route 1A
    Route 1A is a south–north state highway in Massachusetts. It is an alternate route to U.S. 1 with three signed sections and two unsigned sections where the highway is concurrent with its parent...

     from Boston
    Boston
    Boston is the capital of and largest city in Massachusetts, and is one of the oldest cities in the United States. The largest city in New England, Boston is regarded as the unofficial "Capital of New England" for its economic and cultural impact on the entire New England region. The city proper had...

     to Salem
    Salem, Massachusetts
    Salem is a city in Essex County, Massachusetts, United States. The population was 40,407 at the 2000 census. It and Lawrence are the county seats of Essex County...

    .


Technologies applied

The following major technologies were utilized in the BTPR:
  • Critical path
    Critical path method
    The critical path method is an algorithm for scheduling a set of project activities. It is an important tool for effective project management.-History:...

     work element diagrams to assist project management (Voorhees)
  • Citywide traffic
    Traffic
    Traffic on roads may consist of pedestrians, ridden or herded animals, vehicles, streetcars and other conveyances, either singly or together, while using the public way for purposes of travel...

     flow analysis including intersection level of service
    Level of service
    Level of service is a measure used by traffic engineers to determine the effectiveness of elements of transportation infrastructure. LOS is most commonly used to analyze highways by categorizing traffic flow with corresponding safe driving conditions...

     (Voorhees)
  • Urban design
    Urban design
    Urban design concerns the arrangement, appearance and functionality of towns and cities, and in particular the shaping and uses of urban public space. It has traditionally been regarded as a disciplinary subset of urban planning, landscape architecture, or architecture and in more recent times has...

     of all physical structures and highway
    Highway
    A highway is any public road. In American English, the term is common and almost always designates major roads. In British English, the term designates any road open to the public. Any interconnected set of highways can be variously referred to as a "highway system", a "highway network", or a...

     geometrics including neighborhood visual impacts (Skidmore, Owings and Merrill)
  • Hydrology
    Hydrology
    Hydrology is the study of the movement, distribution, and quality of water on Earth and other planets, including the hydrologic cycle, water resources and environmental watershed sustainability...

     Impact Analysis to surface waters and groundwater
    Groundwater
    Groundwater is water located beneath the ground surface in soil pore spaces and in the fractures of rock formations. A unit of rock or an unconsolidated deposit is called an aquifer when it can yield a usable quantity of water. The depth at which soil pore spaces or fractures and voids in rock...

     affected by transit and roadway construction.
  • Air quality and noise
    Line source
    A line source is a source of air, noise, water contamination or electromagnetic radiation that emanates from a linear geometry...

     contour maps for all transportation alternatives (ESL)
  • Wildlife
    Wildlife
    Wildlife includes all non-domesticated plants, animals and other organisms. Domesticating wild plant and animal species for human benefit has occurred many times all over the planet, and has a major impact on the environment, both positive and negative....

     and vegetation
    Vegetation
    Vegetation is a general term for the plant life of a region; it refers to the ground cover provided by plants. It is a general term, without specific reference to particular taxa, life forms, structure, spatial extent, or any other specific botanical or geographic characteristics. It is broader...

    impact analysis for all alternatives.


External links

The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
x
OK