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Interstate Highway standards

Index Interstate Highway standards

Standards for Interstate Highways in the United States are defined by the American Association of State Highway and Transportation Officials (AASHTO) in the publication A Policy on Design Standards: Interstate System. [1]

57 relations: American Association of State Highway and Transportation Officials, Bridge, Cant (road/rail), Climbing lane, Controlled-access highway, Cross slope, Curb, Curvature, Design speed, Distance, Drainage, Dwight D. Eisenhower, Edict of government, Federal Aid Highway Act of 1956, Federal Bridge Gross Weight Formula, Federal Highway Administration, Franconia Notch, Grade (slope), Grade separation, Grandfather clause, Guard rail, Highway, Hill, Interchange (road), Interstate 35E (Minnesota), Interstate 75 in Michigan, Interstate 93, Interstate Highway System, Jersey barrier, Lane, Level of service, List of gaps in Interstate Highways, Local-express lanes, Mackinac Bridge, Mackinaw City, Michigan, Median strip, Mountain, New Hampshire, North Carolina Department of Transportation, Pennsylvania Turnpike, President of the United States, Rail transport, Rain, Road surface, Runaway truck ramp, Saint Paul, Minnesota, Shoulder (road), St. Ignace, Michigan, Stopping sight distance, Super two, ..., Toll road, Traffic barrier, Tunnel, Urban area, Usenet newsgroup, Waiver, Wayne State University Press. Expand index (7 more) »

American Association of State Highway and Transportation Officials

The American Association of State Highway and Transportation Officials (AASHTO) is a standards setting body which publishes specifications, test protocols and guidelines which are used in highway design and construction throughout the United States.

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Bridge

A bridge is a structure built to span physical obstacles without closing the way underneath such as a body of water, valley, or road, for the purpose of providing passage over the obstacle.

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Cant (road/rail)

The cant of a railway track or camber of a road (also referred to as superelevation, cross slope or cross fall) is the rate of change in elevation (height) between the two rails or edges.

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Climbing lane

Climbing lanes or crawler lanes are a roadway lane design.

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Controlled-access highway

A controlled-access highway is a type of highway which has been designed for high-speed vehicular traffic, with all traffic flow and ingress/egress regulated.

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Cross slope

Cross slope, cross fall or camber is a geometric feature of pavement surfaces: the transverse slope with respect to the horizon.

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Curb

A curb (American English), or kerb (Australian English, British English; see spelling differences), is the edge where a raised sidewalk (pavement in British English; pavement or footpath in Australian English) or road median/central reservation meets a street or other roadway.

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Curvature

In mathematics, curvature is any of a number of loosely related concepts in different areas of geometry.

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Design speed

The design speed is a tool used to determine geometric features of a new road during road design.

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Distance

Distance is a numerical measurement of how far apart objects are.

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Drainage

Drainage is the natural or artificial removal of a surface's water and sub-surface water from an area.

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Dwight D. Eisenhower

Dwight David "Ike" Eisenhower (October 14, 1890 – March 28, 1969) was an American army general and statesman who served as the 34th President of the United States from 1953 to 1961.

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Edict of government

Edict of government is a technical term associated with the United States Copyright Office's guidelines and practices that comprehensively includes laws (in a wide sense of that term), which advises that such submissions will not be accepted nor processed for copyright registration.

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Federal Aid Highway Act of 1956

The Federal-Aid Highway Act of 1956, popularly known as the National Interstate and Defense Highways Act (Public Law 84-627), was enacted on June 29, 1956, when President Dwight D. Eisenhower signed the bill into law.

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Federal Bridge Gross Weight Formula

The Federal Bridge Gross Weight Formula, also known as Bridge Formula B or the Federal Bridge Formula, is a mathematical formula in use in the United States by truck drivers and Department of Transportation (DOT) officials to determine the appropriate maximum gross weight for a commercial motor vehicle (CMV) based on axle number and spacing.

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Federal Highway Administration

The Federal Highway Administration (FHWA) is a division of the United States Department of Transportation that specializes in highway transportation.

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Franconia Notch

Franconia Notch (elev.) is a major mountain pass through the White Mountains of New Hampshire.

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Grade (slope)

The grade (also called slope, incline, gradient, mainfall, pitch or rise) of a physical feature, landform or constructed line refers to the tangent of the angle of that surface to the horizontal.

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Grade separation

Grade separation is the name given to a method of aligning a junction of two or more surface transport axes at different heights (grades) so that they will not disrupt the traffic flow on other transit routes when they cross each other.

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Grandfather clause

A grandfather clause (or grandfather policy) is a provision in which an old rule continues to apply to some existing situations while a new rule will apply to all future cases.

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Guard rail

Guard rail, guardrails — or railings around properties and more generally outside of North America in some uses overlaps the industrial term "guide rail".

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Highway

A highway is any public or private road or other public way on land.

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Hill

A hill is a landform that extends above the surrounding terrain.

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Interchange (road)

In the field of road transport, an interchange is a road junction that uses grade separation, and typically one or more ramps, to permit traffic on at least one highway to pass through the junction without interruption from any other crossing traffic stream.

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Interstate 35E (Minnesota)

Interstate 35E (I-35E) is an Interstate Highway in the US state of Minnesota, passing through downtown Saint Paul.

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Interstate 75 in Michigan

Interstate 75 (I-75) is a part of the Interstate Highway System that runs from Miami, Florida, to Sault Ste. Marie in the Upper Peninsula of Michigan.

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Interstate 93

Interstate 93 (I-93) is an Interstate Highway in the New England region of the United States.

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Interstate Highway System

The Dwight D. Eisenhower National System of Interstate and Defense Highways, commonly known as the Interstate Highway System, is a network of controlled-access highways that forms part of the National Highway System in the United States.

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Jersey barrier

A Jersey barrier, or Jersey wall,02177839766*09128956167 is a modular concrete or plastic barrier employed to separate lanes of traffic.

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Lane

In the context of traffic control, a lane is part of a roadway (carriageway) that is designated for use by a single line of vehicles, to control and guide drivers and reduce traffic conflicts.

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Level of service

Level of service (LOS) is a qualitative measure used to relate the quality of motor vehicle traffic service.

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List of gaps in Interstate Highways

There are gaps in the Interstate Highway system, where the roadway carrying an Interstate shield does not conform to the standards set by the Federal Highway Administration (FHWA), the body that sets the regulations for the Interstate Highway System.

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Local-express lanes

The local-express lane (also called collector–distributor lanes within a single interchange) system is an arrangement of carriageways within a major highway where long distance traffic can use lanes with fewer interchanges compared to local traffic which use 'local' or 'collector' lanes that have access to all interchanges.

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Mackinac Bridge

The Mackinac Bridge is a suspension bridge spanning the Straits of Mackinac to connect the Upper and Lower Peninsulas of the U.S. state of Michigan.

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Mackinaw City, Michigan

Mackinaw City is a village in Emmet and Cheboygan counties in the U.S. state of Michigan.

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Median strip

The median strip or central reservation is the reserved area that separates opposing lanes of traffic on divided roadways, such as divided highways, dual carriageways, freeways, and motorways.

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Mountain

A mountain is a large landform that stretches above the surrounding land in a limited area, usually in the form of a peak.

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New Hampshire

New Hampshire is a state in the New England region of the northeastern United States.

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North Carolina Department of Transportation

The North Carolina Department of Transportation (NCDOT) is responsible for building, repairing, and operating highways, bridges, and other modes of transportation, including ferries in the U.S. state of North Carolina.

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Pennsylvania Turnpike

The Pennsylvania Turnpike is a toll highway operated by the Pennsylvania Turnpike Commission in the U.S. state of Pennsylvania.

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President of the United States

The President of the United States (POTUS) is the head of state and head of government of the United States of America.

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Rail transport

Rail transport is a means of transferring of passengers and goods on wheeled vehicles running on rails, also known as tracks.

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Rain

Rain is liquid water in the form of droplets that have condensed from atmospheric water vapor and then becomes heavy enough to fall under gravity.

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Road surface

A road surface or pavement is the durable surface material laid down on an area intended to sustain vehicular or foot traffic, such as a road or walkway.

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Runaway truck ramp

A runaway truck ramp, runaway truck lane, escape lane, emergency escape ramp, or truck arrester bed is a traffic device that enables vehicles which are having braking problems to safely stop.

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Saint Paul, Minnesota

Saint Paul (abbreviated St. Paul) is the capital and second-most populous city of the U.S. state of Minnesota.

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Shoulder (road)

A shoulder, or hard shoulder is an emergency stopping lane by the verge of a road or motorway, on the right in countries which drive on the right, or on the left side in India, Japan, the UK, Australia, and other left-side driving countries.

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St. Ignace, Michigan

Saint Ignace, usually written as St.

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Stopping sight distance

Stopping Sight distance is one of several types of sight distance used in road design.

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Super two

A super two, super two-lane highway or wide two lane, in the United States, is a two-lane surface road built to highway standards, typically including partial control of access, occasional passing lanes and hard shoulders.

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Toll road

A toll road, also known as a turnpike or tollway, is a public or private road for which a fee (or toll) is assessed for passage.

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Traffic barrier

Traffic barriers (sometimes called Armco barriers,AK Steel (formerly Armco) genericized trademark also known in North America as guardrails or guard rails and in Britain as crash barriers) keep vehicles within their roadway and prevent them from colliding with dangerous obstacles such as boulders, sign supports, trees, bridge abutments, buildings, walls, and large storm drains, or from traversing steep (non-recoverable) slopes or entering deep water.

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Tunnel

A tunnel is an underground passageway, dug through the surrounding soil/earth/rock and enclosed except for entrance and exit, commonly at each end.

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Urban area

An urban area is a human settlement with high population density and infrastructure of built environment.

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Usenet newsgroup

A Usenet newsgroup is a repository usually within the Usenet system, for messages posted from many users in different locations using Internet.

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Waiver

A waiver is the voluntary relinquishment or surrender of some known right or privilege.

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Wayne State University Press

Wayne State University Press (or WSU Press) is a university press that is part of Wayne State University.

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Redirects here:

Interstate Standards, Interstate highway standards, Interstate standard, Interstate standards, Interstate-grade, Interstate-standard.

References

[1] https://en.wikipedia.org/wiki/Interstate_Highway_standards

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