State Overview · 2025 Data
Maryland Bridge Conditions
Maryland has 5.5K bridges in the FHWA National Bridge Inventory. 1.7K (30.1%) are structurally deficient. Average bridge age is 54 years with an average Condition Score of 49/100.
5.5K
Total Bridges
30.1%
Deficient
54 yrs
Avg Age
49
Avg Score
Worst Condition Bridges in Maryland
IS 270F
Score 0/100 · Built 1958 · 265K daily
IS 270 & CD RDSF
Score 0/100 · Built 1955 · 239K daily
IS 495F
Score 0/100 · Built 1958 · 238K daily
IS 495F
Score 0/100 · Built 1960 · 232K daily
IS 95F
Score 0/100 · Built 1963 · 226K daily
IS 95 ILF
Score 0/100 · Built 1963 · 211K daily
IS 95 OLF
Score 0/100 · Built 1963 · 211K daily
IS 95 ILF
Score 0/100 · Built 1963 · 211K daily
IS 95 OLF
Score 0/100 · Built 1963 · 211K daily
IS 695 & BELMONT AF
Score 0/100 · Built 1961 · 207K daily
IS 95 & RAMPS 2 &F
Score 0/100 · Built 1968 · 192K daily
IS 695 & RAMPS 4F
Score 0/100 · Built 1956 · 192K daily
IS 695 & COUNTY ROF
Score 0/100 · Built 1961 · 189K daily
IS 695 & RAMPS 4F
Score 0/100 · Built 1961 · 189K daily
IS 70 RAMPS 3 &F
Score 0/100 · Built 1961 · 189K daily
IS 95NB CD RD & RPF
Score 0/100 · Built 1971 · 188K daily
IS 95F
Score 0/100 · Built 1962 · 185K daily
IS 95F
Score 0/100 · Built 1970 · 183K daily
IS 95 SBF
Score 0/100 · Built 1971 · 183K daily
I-95F
Score 0/100 · Built 1962 · 182K daily
Highest Traffic Bridges in Maryland
IS 270F
265K daily · Score 0/100 · Built 1958
IS 270B
265K daily · Score 65/100 · Built 1958
IS 495C
243K daily · Score 53/100 · Built 1964
IS 495B
243K daily · Score 64/100 · Built 1963
IS 270 & CD RDSF
239K daily · Score 0/100 · Built 1955
IS 495C
239K daily · Score 57/100 · Built 1964
IS 495C
239K daily · Score 57/100 · Built 1964
IS 495C
239K daily · Score 53/100 · Built 1963
IS 495C
238K daily · Score 53/100 · Built 1964
IS 495F
238K daily · Score 0/100 · Built 1958
IS 495B
232K daily · Score 70/100 · Built 1960
IS 495B
232K daily · Score 78/100 · Built 2001
IS 495F
232K daily · Score 0/100 · Built 1960
IS 495B
232K daily · Score 62/100 · Built 1959
IS 495C
232K daily · Score 58/100 · Built 1959
IS 495B
228K daily · Score 60/100 · Built 1963
IS 95F
226K daily · Score 0/100 · Built 1963
I-495 I.L.C
226K daily · Score 53/100 · Built 1964
I-495 O.L.B
226K daily · Score 61/100 · Built 1964
IS 95/495A
225K daily · Score 93/100 · Built 2020