Total Bridges
159
Public highway bridges in District of Columbia
State profile · Below national median SD
District of Columbia bridge safety
Condition ratings, load ratings, and structural-deficiency data for every public highway bridge in District of Columbia - drawn straight from the FHWA National Bridge Inventory.
- 159
- Public bridges
- 15.1%
- Good condition
- 1.3%
- Poor condition
- 1.3%
- Structurally deficient
Data updated May 2026
Good Condition
15.1%
24 bridges rated 7-9
-34.9pp vs 50% benchmark
Poor Condition
1.3%
2 bridges rated 0-4
Structurally Deficient
1.3%
2 bridges flagged for repair priority
-5.7pp vs national avg 7.0%
District of Columbia vs national bridge condition
District of Columbia - Good condition share 15.1%
National avg
Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).
District of Columbia - Structurally deficient share 4.2%
National avg
Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.
Condition Distribution
Counties (1)
District of Columbia vs nearby ranks
Adjacent states on the structurally deficient leaderboard (lower share = better)
States are ranked by share of bridges flagged structurally deficient, the FHWA classification for any span where deck, superstructure, or substructure carries a condition rating of 4 or below. Lower percentages indicate stronger maintenance funding and inspection follow-through. States here sit immediately above and below District of Columbia on the same metric.
Bridges Needing Most Attention in District of Columbia
Six lowest-condition bridges in District of Columbia, ranked by composite NBI rating. Each is inspected at least every 24 months.
All Bridges in District of Columbia
23RD STREET, N.W.
UnknownOver: VIRGINIA AVENUE, N.W.
VA. AVE. OVER 23RD ST., District of Columbia, DC
Built 1942
16TH STREET. N.W.
UnknownOver: PINEY BRANCH PARKWAY
OVER PINEY BR PKWY, N.W., District of Columbia, DC
Built 1906
NORTH CAPITOL ST
UnknownOver: IRVING ST INTERCHANGE
N. CAPITAL & IRVING STS., District of Columbia, DC
Built 1956
PARK ROAD, N.W.
UnknownOver: PINEY BRANCH PKWY
OVER PINEY BRANCH PKWY,NW, District of Columbia, DC
Built 1959
KLINGLE ROAD, N.W.
UnknownOver: ROCK CREEK & BEACH D
ROCK CREEK & BEACH DR, District of Columbia, DC
Built 1947
PORTER STREET
UnknownOver: KLINGLE ROAD
PORTER ST AT ROCK CREEK, District of Columbia, DC
Built 1947 ADT: 2,200
CONNECTICUT AVENUE
UnknownOver: ROCK CREEK & POTOMAC PKW
OVER ROCK CREEK, N.W., District of Columbia, DC
Built 1907 ADT: 2,500
WHITEHURST FRWY
UnknownOver: K Street, N.W.
GEORGETOWN WATERFRONT, NW, District of Columbia, DC
Built 1949 ADT: 10,000
K Street Ramp
UnknownOver: K Street exit Ramp
K Street, District of Columbia, DC
Built 1949
K Street Ramp
UnknownOver: K Street Entrance Ramp
K Street, N.W., District of Columbia, DC
Built 1949
K STREET, N.W.
UnknownOver: POTOMAC PKWY
K ST OVER POTOMAC PKWY NW, District of Columbia, DC
Built 1940
35TH ST, N.E.
UnknownOver: EAST CAPITOL ST
35th St over East Capitol, District of Columbia, DC
Built 1954
C Street, N.E.
UnknownOver: PEDESTRIAN WALK
RAMP A-B OVER PED. WALK, District of Columbia, DC
Built 1954
Independence Ave.
UnknownOver: PEDESTRIAN WALK
Ind. Ave. over Ped. Walk, District of Columbia, DC
Built 1954
Marshall Drive
UnknownOver: North Capitol Street
ACCESS RD OVER N CAP ST, District of Columbia, DC
Built 1960
MALCOM X AVENUE
UnknownOver: SOUTH CAPITOL STREET
Malcom X @ South Capitol, District of Columbia, DC
Built 1943
Eastern Avenue
UnknownOver: Kenilworth Ave
Eastern over Kenilworth, District of Columbia, DC
Built 1957
MICHIGAN AVE
UnknownOver: PARK PLACE, N.W.
MICHIGAN AVE OVER PARK PL, District of Columbia, DC
Built 1957
T STREET
UnknownOver: NORTH CAPITOL ST
T ST. OVER N CAPITOL ST., District of Columbia, DC
Built 1963
RHODE ISLAND AVE
UnknownOver: NORTH CAPITOL STREET
R.I. AVE OVER N CAP ST, District of Columbia, DC
Built 1963
M. L. KING AVENUE
UnknownOver: SUITLAND PARKWAY
MLKING AVE OVER SUIT PKWY, District of Columbia, DC
Built 1944
Q STREET, N.W.
UnknownOver: CONNECTICUT AVE
Q ST OVER CONN AVE NW, District of Columbia, DC
Built 1950
22ND STREET, N.W.
UnknownOver: K STREET, N.W.
22ND ST OVER K ST NW, District of Columbia, DC
Built 1960
24TH STREET, N.W.
UnknownOver: K STREET, N.W.
24TH ST OVER K ST NW, District of Columbia, DC
Built 1960 ADT: 40,300
RAMP TO BENNING RD
UnknownOver: SB KENILWORTH AVE
KENILWORTH&BENNING RD, District of Columbia, DC
Built 1955 ADT: 110,400
RAMP FR BENNING RD
UnknownOver: SB KENILWORTH AVE
KENILWORTH&BENNING RD, District of Columbia, DC
Built 1955 ADT: 110,400
MASSACHUSETTS AVE
UnknownOver: ROCK CREEK &POT PARK
MASS AVE OVER ROCK CREE5, District of Columbia, DC
Built 1939
Q STREET, N.W.
UnknownOver: ROCK CREEK
Q ST. OVER ROCK CREEK, District of Columbia, DC
Built 1915
PENNSYLVANIA AVE
UnknownOver: ROCK CREEK & POT PKW
PENN AVE OVER ROCK CREEK, District of Columbia, DC
Built 1916
I-395 HOV Bridge
UnknownOver: Potomac River & Ohio Dr.
I-395 Over Potomac R., District of Columbia, DC
Built 1968
NB I-395
UnknownOver: Potomac River & Ohio Dr.
I-395 over Potomac R SW, District of Columbia, DC
Built 1950
14TH STREET, S.W.
UnknownOver: MAINE AVENUE, S.W.
14TH ST OVER MAINE AVE SW, District of Columbia, DC
Built 1942
14TH STREET, S.W.
UnknownOver: OHIO DRIVE EXIT
14TH ST OVER OHIO DRIVE, District of Columbia, DC
Built 1942
JEFFERSON DRIVE, N
UnknownOver: 12TH STREET EXPRESSWAY
The National Mall, District of Columbia, DC
Built 1964
C STREET, S.W.
UnknownOver: 9TH ST EXPWAY
C ST OVER 9TH ST EXPWAY, District of Columbia, DC
Built 1970
MILITARY ROAD
UnknownOver: ROCK CREEK & BEACH D
MILITARY RD OVER ROCK CR, District of Columbia, DC
Built 1956
BENNING RD-EB
UnknownOver: KENILWORTH AVE-B&O R
BENNING RD&KENILWORTH, District of Columbia, DC
Built 1961
BENNING RD-WB
UnknownOver: KENILWORTH AVE-B&O R
BENNING RD OVER B&O R, District of Columbia, DC
Built 1961
11th Street
UnknownOver: CSXT RR & D Street,
11th St over CSXT RR., District of Columbia, DC
Built 1964
H STREET
UnknownOver: WASHINGTON TERMINAL YARD
H STREET OVER RAILROAD, District of Columbia, DC
Built 1907
NEW JERSEY AVENUE
UnknownOver: CSX RR & VA AVE
NEW JERSEY AVE OVER RR, District of Columbia, DC
Built 1908
MICHIGAN AVENUE
UnknownOver: CSX & 9th St., NE
CSX RR & MICHIGAN AVE, District of Columbia, DC
Built 1937
FRANKLIN & 8TH
UnknownOver: B&O RAILROAD
FRNKLIN ST NE OVER B&, District of Columbia, DC
Built 1937
Rmp from NB I-295
UnknownOver: Nicholson Street
Ramp to Nicholson St., District of Columbia, DC
Built 1963 ADT: 10,000
Ranp to I-295
UnknownOver: Nicholson Street
Ramp over Nicholson St., District of Columbia, DC
Built 1963
ANACOSTIA FREEWAY
UnknownOver: HOWARD RD S.E.
ANACOSTIA OVER HOWARD RD, District of Columbia, DC
Built 2022
WB I-295 Exit Ramp
UnknownOver: Suitland Patkway
Suitland Parkway, District of Columbia, DC
Built 2020
ANACOSTIA FREEWAY
UnknownOver: Malcom X. Avenue
I-9295 @ Malcom X. Ave., District of Columbia, DC
Built 1963
ANACOSTIA FREEWAY
UnknownOver: Malcom X. Avenue
ANACOSTIA FRWY& PORTL, District of Columbia, DC
Built 1963
ANACOSTIA FREEWAY
UnknownOver: S. Capitol Street, S.E.
ANACOSTIA FRWY OVER S.CAP, District of Columbia, DC
Built 1963
Showing 1-50 of 159 bridges
Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges Editorial.
Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the FHWA National Bridge Inventory (NBI). A "structurally deficient" rating is a repair-priority signal, not a closure or unsafe-to-cross designation. Consult a qualified civil engineer before making decisions based on this data.
Understanding Bridge Conditions
How FHWA rates bridge condition on a 0-9 scale.
Check Your Daily Bridges
How to look up bridge condition data for bridges on your route.
Read our methodology — how this data is sourced, computed, and verified.
Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.