Bridge Safety in Maryland

5,500 bridges, 240 Poor condition, avg age 53 years.

Bridge Inventory

Total Bridges5,500
Good Condition1,753
Fair Condition3,507
Poor Condition240
Oldest BridgeBuilt 1809
Average Age53 years

Condition Summary

% Good31.9%
% Fair63.8%
% Poor4.4%

Highest-Traffic Poor Condition Bridges in Maryland

Poor condition bridges sorted by daily traffic, the most urgent safety concerns.

Bridge Condition Year Built ADT Length
CSX MTA AMTRAK AND NOR Poor 1959 127,291 -
JONES FALLS (MI. 7.1 TO Poor 1959 105,600 -
HERRING RUN Poor 1965 75,220 -
OSTEND STREET AND CSX Poor 1951 70,700 -
MD 632 Poor 1966 62,680 -
MD 632 Poor 1966 62,680 -
US 11 Poor 1965 62,680 -
US 11 Poor 1965 62,680 -
HERRING RUN Poor 1921 58,858 -
MD 717 Poor 1959 46,652 -
CSX Poor 1963 46,276 -
CLARA BARTON PARKWAY (SB Poor 1959 40,057 -
BEAVER CREEK Poor 1968 37,200 -
GWYNNS FALLS Poor 1936 35,470 -
LITTLE SENECA CREEK TRIB Poor 1995 33,220 -
BROAD CREEK Poor 1963 30,739 -
I-270 Poor 1985 30,343 -
MTA LIGHT RAIL Poor 1962 29,900 -
CSX Poor 1929 28,030 -
COLGATE CREEK Poor 1968 27,231 -

Oldest Bridges in Maryland

Bridge Condition Year Built Age ADT
LITTLE FALLS Fair 1809 217 yrs 499
ANTIETAM CREEK Fair 1823 203 yrs 6,082
BEAVER CREEK Fair 1824 202 yrs 2,592
ANTIETAM CREEK Fair 1824 202 yrs 778
CONOCOCHEAGUE CREEK Fair 1829 197 yrs 4,532
CONOCOCHEAGUE CREEK Good 1829 197 yrs 265
GROVE CREEK Fair 1830 196 yrs 194
ANTIETAM CREEK Fair 1830 196 yrs 1,173
ANTIETAM CREEK Fair 1832 194 yrs 720
LITTLE ANTIETAM CREEK Good 1832 194 yrs 362

Bridge Safety in Maryland

Bridge condition data for Maryland comes from the FHWA National Bridge Inventory. All publicly accessible bridges with a span over 20 feet are inspected at least every 24 months by certified bridge inspectors.