Interstate Highways

GPTKB entity

Statements (57)
Predicate Object
gptkbp:instanceOf gptkb:road
gptkbp:administeredBy gptkb:Federal_Highway_Administration
gptkbp:annualVehicleMilesTraveled over 700 billion miles
gptkbp:auxiliaryRoutes 3-digit numbers
gptkbp:connectsCity gptkb:Atlanta
gptkb:Chicago
gptkb:Dallas
gptkb:Houston
gptkb:Los_Angeles
gptkb:Miami
gptkb:New_York_City
gptkb:San_Francisco
gptkb:Seattle
gptkb:Washington,_D.C.
gptkbp:connectsTo gptkb:Canada
gptkb:Mexico
gptkbp:country gptkb:United_States
gptkbp:designStandard gptkb:road
gptkbp:emergencyRoute designated for national defense
gptkbp:established 1956
gptkbp:establishedBy gptkb:Federal-Aid_Highway_Act_of_1956
gptkbp:excludes some toll sections
gptkbp:firstSectionLocation gptkb:Missouri
gptkbp:fundedBy federal and state governments
gptkbp:hasLetter even numbers for east-west routes
odd numbers for north-south routes
https://www.w3.org/2000/01/rdf-schema#label Interstate Highways
gptkbp:inscriptionLanguage red, white, and blue shield
gptkbp:largestInterstate gptkb:Interstate_90
gptkbp:length approximately 48,756 miles
gptkbp:maintenance state departments of transportation
gptkbp:maximumGradient 6% (typical)
gptkbp:maximumSpeed varies by state
gptkbp:minimumClearance 16 feet
gptkbp:minimumLanes two lanes in each direction
gptkbp:namedAfter gptkb:Dwight_D._Eisenhower
gptkbp:notableFeature rest areas
mile markers
exit numbers
interchanges only
no at-grade intersections
gptkbp:officialName gptkb:Dwight_D._Eisenhower_National_System_of_Interstate_and_Defense_Highways
gptkbp:openedSection 1956
gptkbp:purpose facilitate long-distance travel
support national defense
connect major cities
gptkbp:relatedTo gptkb:State_Highway_System
gptkb:U.S._Numbered_Highway_System
Auxiliary Interstate Highways
Business routes
gptkbp:ruralInterstates connect rural regions
gptkbp:smallestInterstate gptkb:Interstate_878
gptkbp:toll mostly toll-free
gptkbp:totalRoutes approximately 70 primary routes
gptkbp:urbanInterstates serve metropolitan areas
gptkbp:bfsParent gptkb:U.S._Highways
gptkbp:bfsLayer 6