Allen County, IN

601 public highway bridges

Allen County Bridge Snapshot

Allen County, Indiana contains 601 public highway bridges in the FHWA National Bridge Inventory. Roughly 30.3% are rated “Good,” 47.9% “Fair,” 6.8% “Poor,” and 6.8% are classified as structurally deficient — the federal designation for spans whose deck, superstructure, or substructure has been rated 4 or below on the 0–9 NBI scale. Structurally deficient does not mean unsafe to cross; it means the bridge is on the priority list for repair or replacement.

Inspections in IN are conducted by certified engineers from the state Department of Transportation on a 24-month cycle, and results are reported back to the FHWA each spring. The list below shows every NBI-tracked bridge in the county, sorted by inventory load rating. Use the “Sort by” controls to surface the lowest-rated spans first, and click any row for full inspection history, traffic counts, and condition trends.

Source: FHWA National Bridge Inventory. See methodology for full definitions.

601
Total Bridges
30.3%
Good
6.8%
Poor
6.8%
Structurally Deficient

Condition Distribution

Good
30.3% (182)
Fair
47.9% (288)
Poor
6.8% (41)
SD
6.8% (41)

All Bridges (601)

HARTZELL RD

Fair

Over: DANNENFELSER DRAIN

00.30 N MOELLER RD, Allen, IN

Built 1973 Load: 32.7 t ADT: 4,500

LOWER HUNTINGTON R

Fair

Over: NATURAL DRAIN #2

00.40 E HOMESTEAD RD, Allen, IN

Built 1990 Load: 32.7 t ADT: 3,375

AIRPORT EXPY

Fair

Over: HARBER DRAIN

00.40 E AIRPORT DR, Allen, IN

Built 1972 Load: 32.7 t ADT: 15,000

COLUMBIA ST

Fair

Over: MAUMEE RIVER

00.10 W OF ST JOSEPH, Allen, IN

Built 1923 Load: 32.7 t ADT: 30,025

TECUMSEH ST

Fair

Over: MAUMEE RIVER

00.10 S OF EDGEWATER AVE, Allen, IN

Built 1913 Load: 32.7 t ADT: 4,235

TENNESSEE AVE

Fair

Over: ST JOSEPH RIVER

00.10 W OF ST JOSEPH, Allen, IN

Built 1912 Load: 32.7 t ADT: 3,025

W JEFFERSON BLVD

Fair

Over: MOORMAN DRAIN

00.60 N ENGLE RD, Allen, IN

Built 1948 Load: 32.7 t ADT: 38,000

W JEFFERSON BLVD

Fair

Over: ST MARYS RIVER

00.10 W WASHINGTON, Allen, IN

Built 1935 Load: 32.7 t ADT: 22,050

W JEFFERSON BLVD

Fair

Over: JUNK DRAIN

00.10 E W MAIN ST, Allen, IN

Built 1960 Load: 32.7 t ADT: 20,000

EDGERTON RD

Fair

Over: LOMONT DRAIN

00.15 W WEBSTER ROAD, Allen, IN

Built 1986 Load: 32.7 t ADT: 1,041

DAWKINS RD

Fair

Over: A MARTIN DRAIN

00.70 E GREEN ST, Allen, IN

Built 1947 Load: 32.7 t ADT: 15,000

E LINCOLN HWY

Fair

Over: TRIER DRAIN

00.20 E OF HARTZELL RD, Allen, IN

Built 1936 Load: 32.7 t ADT: 15,000

OLD 24

Fair

Over: LOMONT DRAIN

00.21 W BERTHAUD ROAD, Allen, IN

Built 1945 Load: 32.7 t ADT: 2,500

RUPP DRIVE

Fair

Over: NATURAL DRAIN

00.05 N OF SR 930, Allen, IN

Built 1980 Load: 32.7 t ADT: 260

BUCKEYE RUN

Fair

Over: SQUAW CREEK

00.20 S WALNUT RD, Allen, IN

Built 2005 Load: 32.7 t ADT: 108

NOYER RD

Fair

Over: BEAL-TAYLOR DRAIN

00.01 N SR 14, Allen, IN

Built 1982 Load: 32.7 t ADT: 542

MONROEVILLE RD

Fair

Over: MORGAN H O WHITE DRAIN

00.60 W STATE LINE ROAD, Allen, IN

Built 1983 Load: 32.7 t ADT: 1,175

HOBSON RD

Fair

Over: BALDWIN DRAIN

00.10 N LAKE AVE, Allen, IN

Built 1965 Load: 32.7 t ADT: 552

FELGER RD

Fair

Over: BUTT-HANNA DRAIN

00.20 N ARCOLA RD, Allen, IN

Built 1971 Load: 32.7 t ADT: 1,300

MADDEN RD

Fair

Over: MARTIN JOHNSON MAIN

00.32 N WATTERSON ROAD, Allen, IN

Built 1978 Load: 32.7 t ADT: 433

VALENTINE RD

Fair

Over: SUTORIOUS DRAIN

00.10 S DUPONT ROAD, Allen, IN

Built 1980 Load: 32.7 t ADT: 867

NOTESTINE RD

Fair

Over: LENGACHER DRAIN

00.45 E BARNETT ROAD, Allen, IN

Built 1980 Load: 32.7 t ADT: 468

EWING ST SB

Fair

Over: ST MARYS RIVER

00.10 N OF W SUPERIOR ST, Allen, IN

Built 1981 Load: 32.7 t ADT: 10,100

HAND RD

Fair

Over: WILLOW CREEK

00.20 N MCCOMB RD, Allen, IN

Built 1987 Load: 32.8 t ADT: 163

SPRINGFIELD CENTER

Fair

Over: WHITMER-HAIFLEY #6 DITCH

00.10 E PAGE ROAD, Allen, IN

Built 1974 Load: 32.9 t ADT: 130

WEBSTER RD

Fair

Over: LOMONT DRAIN

00.15 S EDGERTON ROAD, Allen, IN

Built 1951 Load: 32.9 t ADT: 1,301

ABOITE RD

Fair

Over: LITTLE RIVER

00.40 N ERNST RD, Allen, IN

Built 1967 Load: 32.9 t ADT: 833

PAULDING RD

Fair

Over: ADAMS DRAIN

00.40 W HARTZELL ROAD, Allen, IN

Built 1970 Load: 32.9 t ADT: 364

LANDIN RD

Fair

Over: BULLERMAN DRAIN

00.30 S SHORDON ROAD, Allen, IN

Built 2007 Load: 33.0 t ADT: 8,125

COLDWATER RD

Fair

Over: CEDAR CREEK

00.01 N SHOAFF RD, Allen, IN

Built 1993 Load: 33.0 t ADT: 4,525

HARPER RD

Fair

Over: LOMONT DRAIN

00.10 W WEBSTER ROAD, Allen, IN

Built 1983 Load: 33.2 t ADT: 141

ALLEN RD

Fair

Over: A A JACKSON #2 DITCH

00.10 S HURSHTOWN ROAD, Allen, IN

Built 1978 Load: 33.3 t ADT: 130

ROTH RD

Fair

Over: ST JOSEPH RIVER

00.55 N HURSHTOWN ROAD, Allen, IN

Built 1968 Load: 33.3 t ADT: 1,249

FERGUSON RD

Fair

Over: HARBER DRAIN

00.10 E BLUFFTON RD, Allen, IN

Built 1968 Load: 33.3 t ADT: 2,602

FERGUSON RD

Fair

Over: NATURAL DRAIN

00.30 E WINCHESTER ROAD, Allen, IN

Built 1972 Load: 33.3 t ADT: 4,372

SPRING ST

Fair

Over: NORFOLK SOUTHERN R/R

00.10 E OF VIOLA AVE, Allen, IN

Built 1946 Load: 33.3 t ADT: 10,000

NOTESTINE RD

Fair

Over: BLACK CREEK

00.02 E ROBERTS ROAD, Allen, IN

Built 1955 Load: 33.4 t ADT: 1,431

EHLE RD

Fair

Over: WILBUR DRAIN

00.15 W BRUSH COLLEGE RD, Allen, IN

Built 1950 Load: 33.5 t ADT: 141

SCHWARTZ RD

Fair

Over: KOESTER DRAIN

00.20 S STELLHORN ROAD, Allen, IN

Built 1973 Load: 33.6 t ADT: 210

FACKLER RD

Fair

Over: HOFFMAN DRAIN #2

00.30 N MAPLES ROAD, Allen, IN

Built 1983 Load: 33.6 t ADT: 130

COOK RD

Fair

Over: SPY RUN CREEK

00.40 W SR 3, Allen, IN

Built 1971 Load: 33.7 t ADT: 6,000

TILE MILL RD

Fair

Over: EDGERTON-CARSON DRAIN

00.01 W BROBST ROAD, Allen, IN

Built 1974 Load: 33.7 t ADT: 156

HAND RD

Fair

Over: WILLOW CREEK

00.40 S SHOAFF RD, Allen, IN

Built 1977 Load: 33.8 t ADT: 867

WARD RD

Fair

Over: BLACK CREEK

00.10 W ASHTON ROAD, Allen, IN

Built 1975 Load: 33.8 t ADT: 141

STELLHORN RD

Fair

Over: KOESTER DRAIN

00.40 W SCHWARTZ ROAD, Allen, IN

Built 1970 Load: 33.9 t ADT: 3,788

INDIANAPOLIS RD

Fair

Over: ROBINSON-BRINDLE DRAIN

00.20 W SMITH RD, Allen, IN

Built 1930 Load: 33.9 t ADT: 5,025

FIGEL RD

Fair

Over: BERNING DRAIN

00.10 W FACKLER RD, Allen, IN

Built 1980 Load: 33.9 t ADT: 104

FLATROCK RD

Fair

Over: BERNING DRAIN

00.10 W FACKLER RD, Allen, IN

Built 1975 Load: 34.2 t ADT: 104

HAND RD

Fair

Over: GELLER DITCH

00.20 N HATHAWAY RD, Allen, IN

Built 1977 Load: 34.3 t ADT: 867

WINDMORE RD

Fair

Over: NATURAL DRAIN

00.40 W IRON BRIDGE RD, Allen, IN

Built 1976 Load: 34.4 t ADT: 16

Related

Data sourced from official U.S. government datasets. See our methodology for details. Retrieved and formatted by PlainBridges Editorial