National Highway Freight Network Map and Tables for District of Columbia

This map shows the Primary Highway Freight System (PHFS) routes as well as all the Interstate Highways within the state that are not part of the PHFS.

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Table of National Highway Freight Network Routes

PRIMARY HIGHWAY FREIGHT SYSTEM (PHFS) ROUTES
State	Route No/ Facility Name	Start Point	End Point	Route/Facility Description	Length (Miles)
DC	I95	VA/DC Line	DC/MD Line	I95 from VA/DC Line to DC/MD Line	0.06
DC	S295	I295	DC/MD Line	S295 from I295 to DC/MD Line	4.52
PHFS Total					4.58

INTERSTATE NOT ON THE PHFS
State	Route No/ Facility Name	Start Point	End Point	Route/Facility Description	Length (Miles)
DC	I295	DC/MD Line	I395	I295 from DC/MD Line to I395	7.12
DC	I395	VA/DC Line	U50	I395 from VA/DC Line to U50	3.47
DC	I66	U29	U50	I66 from U29 to U50	0.88
INTERSTATE NON-PHFS Total					11.48

Note: PHFS and the Non-PHFS Interstate mileage is based on the U.S. Department of Transportation, Federal Highway Administration, All Roads Network of Linear Referenced Data (ARNOLD) - 2019 geospatial database. Non-PHFS Interstate mileage can fluctuate based on changes made to the Interstate System. The mileage for Non-PHFS Interstate is based on the Interstate Mileage reported in the National Highway System (NHS) as of October 17, 2019. The mileage for CRFCs and CUFCs is based on the State reported data as of January 27, 2023

Sources

U.S. Department of Transportation, Federal Highway Administration, All Roads Network of Linear Referenced Data (ARNOLD) 2019.