State Overview · 2025 Data
Colorado Bridge Conditions
Colorado has 9.0K bridges in the FHWA National Bridge Inventory. 2.5K (27.8%) are structurally deficient. Average bridge age is 43 years with an average Condition Score of 54/100.
9.0K
Total Bridges
27.8%
Deficient
43 yrs
Avg Age
54
Avg Score
Worst Condition Bridges in Colorado
I 25 MLF
Score 0/100 · Built 2003 · 261K daily
I 25 MLF
Score 0/100 · Built 1993 · 242K daily
I 225 MLF
Score 0/100 · Built 1971 · 128K daily
I 225 MLF
Score 0/100 · Built 1971 · 123K daily
I 25 MLF
Score 0/100 · Built 1959 · 123K daily
I 25 MLC
Score 47/100 · Built 1952 · 212K daily
I 25 MLC
Score 50/100 · Built 1958 · 228K daily
I 25 MLC
Score 56/100 · Built 1955 · 154K daily
I 25 MLC
Score 56/100 · Built 1954 · 135K daily
I 25 MLC
Score 57/100 · Built 1949 · 242K daily
I 25 MLC
Score 57/100 · Built 1956 · 235K daily
I 25 MLC
Score 57/100 · Built 1956 · 235K daily
I 25 MLC
Score 57/100 · Built 1950 · 213K daily
I 25 MLC
Score 58/100 · Built 1958 · 246K daily
I 25 MLC
Score 58/100 · Built 1958 · 233K daily
I 25 MLC
Score 58/100 · Built 1958 · 215K daily
I 25 MLC
Score 58/100 · Built 1958 · 171K daily
RAMP TO I 25 SBNDC
Score 59/100 · Built 1996 · 126K daily
US 36 HOVB
Score 61/100 · Built 1972 · 144K daily
I 70 MLB
Score 61/100 · Built 1965 · 130K daily
Highest Traffic Bridges in Colorado
I 25 MLF
261K daily · Score 0/100 · Built 2003
I 25 MLC
246K daily · Score 58/100 · Built 1958
I 25 MLC
242K daily · Score 57/100 · Built 1949
I 25 MLB
242K daily · Score 64/100 · Built 1949
I 25 MLF
242K daily · Score 0/100 · Built 1993
HOV RAMPA
242K daily · Score 85/100 · Built 1993
I 25 RAMPB
242K daily · Score 78/100 · Built 1998
I 25 MLC
235K daily · Score 57/100 · Built 1956
I 25 MLC
235K daily · Score 57/100 · Built 1956
WBCOLFAX RMP/I25MLB
235K daily · Score 78/100 · Built 1988
I 25 MLC
233K daily · Score 58/100 · Built 1958
I 25 MLC
228K daily · Score 50/100 · Built 1958
I 25 MLB
223K daily · Score 78/100 · Built 2004
I25 MLB
223K daily · Score 74/100 · Built 2004
I25 ML SB
221K daily · Score 74/100 · Built 2004
I25 RAMPB
217K daily · Score 78/100 · Built 2010
I 25 (RMP B)B
215K daily · Score 74/100 · Built 2014
I 25 MLC
215K daily · Score 58/100 · Built 1958
RAMP TO I 25 MLB
215K daily · Score 78/100 · Built 1987
RAMP TO I 25 MLB
215K daily · Score 78/100 · Built 1988