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
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
Bridge inventory deck-condition mix — District of Columbia (FHWA NBI)
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.
| Publisher | Kiznis Studio |
| Sources | FHWA National Bridge Inventory, public U.S. government datasets |