Allen County, IN

601 public highway bridges

Allen County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Allen County, Indiana contains 601 public highway bridges. Roughly 30.3% are rated “Good,” 47.9% “Fair,” and 6.8% “Poor.” Poor means the lowest applicable deck, superstructure, substructure, or culvert rating is 4 or below on the 0–9 NBI scale. It is a condition category, not a live safety or closure decision.

Responsible agencies inspect covered bridges on risk-based intervals under current NBIS rules and submit inventory data to FHWA annually. The list below shows every NBI-tracked bridge in the county. Use the “Sort by” controls to change the ordering, and click any row for its reported inspection date, traffic count, and condition fields.

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

601
Total Bridges
30.3%
Good
47.9%
Fair
6.8%
Poor Condition

Condition Distribution

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

All Bridges (601)

COLDWATER RD

Fair

Over: BECKETT RUN

00.20 N TILL RD, Allen, IN

Built 2002 Load: 21.9 t ADT: 10,000

SEILER RD

Fair

Over: SCHMIDT DRAIN

00.01 E HARTZELL ROAD, Allen, IN

Built 1960 Load: 22.0 t ADT: 1,841

WYBURN RD

Fair

Over: BOHNKE DRAIN

00.70 W SAMPSON ROAD, Allen, IN

Built 1890 Load: 22.2 t ADT: 2

MARION CENTER RD

Fair

Over: ST MARYS RIVER

00.60 N WINCHESTER, Allen, IN

Built 1895 Load: 22.4 t ADT: 150

HOAGLAND RD

Fair

Over: ST MARYS RIVER

00.15 NE WINCHESTER ROAD, Allen, IN

Built 1947 Load: 22.6 t ADT: 1,041

FAYETTE DR

Fair

Over: NATURAL DRAIN #4

00.20 E HYSTONE DR, Allen, IN

Built 1985 Load: 22.6 t ADT: 263

ST JOSEPH CENTER R

Fair

Over: ST JOSEPH RIVER

00.10 E MARTIN LUTHER DR, Allen, IN

Built 1962 Load: 22.9 t ADT: 15,025

SR 930

Fair

Over: MAUMEE RIVER

05.05 E US 27, Allen, IN

Built 1951 Load: 23.0 t ADT: 25,333

CARROLL RD

Fair

Over: MAIN DRAIN

00.50 E JOHNSON, Allen, IN

Built 1970 Load: 23.1 t ADT: 2,167

STATE LINE ROAD

Fair

Over: HOFFMAN FLATROCK DRAIN

00.15 S OF PAULDING ROAD, Allen, IN

Built 1900 Load: 23.4 t ADT: 573

THIMLAR RD

Fair

Over: BOTTERON DRAIN

00.20 N DOTY ROAD, Allen, IN

Built 1960 Load: 23.9 t ADT: 1,952

S. MAPLECREST

Fair

Over: TRIER DRAIN

00.30 S OF MOELLER RD, Allen, IN

Built 1963 Load: 23.9 t ADT: 8,050

HAND RD

Fair

Over: WILLOW CREEK

01.00 N MCCOMB RD, Allen, IN

Built 1986 Load: 24.0 t ADT: 163

I-469 WB

Fair

Over: ST MARY'S RIVER

00.45 W US 27, Allen, IN

Built 1990 Load: 24.3 t ADT: 9,709

GRABILL RD

Fair

Over: ST JOSEPH RIVER

00.20 W SCHWARTZ ROAD, Allen, IN

Built 1965 Load: 24.5 t ADT: 10,300

HAND RD

Fair

Over: WILLOW CREEK

00.40 N MCCOMB RD, Allen, IN

Built 1987 Load: 24.9 t ADT: 163

ANTWERP RD

Fair

Over: NATURAL DRAIN #3

00.03 W BULL RAPIDS ROAD, Allen, IN

Built 1958 Load: 25.0 t ADT: 1,587

GAR CREEK RD

Fair

Over: LOMONT DRAIN

00.30 E BERTHAUD ROAD, Allen, IN

Built 1976 Load: 25.2 t ADT: 260

ELLISON RD

Fair

Over: GRAHAM MCCULLOCH DRAIN

00.80 S US 24, Allen, IN

Built 1945 Load: 25.4 t ADT: 2,550

GRABILL RD

Fair

Over: OBERHALTZER DITCH

00.20 E CUBA ROAD, Allen, IN

Built 1937 Load: 25.7 t ADT: 312

WILSON RD

Fair

Over: HOFFMAN DRAIN #2

00.50 S TILLMAN ROAD, Allen, IN

Built 1986 Load: 25.7 t ADT: 130

SR 3 NB

Fair

Over: WILLOW CREEK BRANCH

03.74 S SR 205, Allen, IN

Built 1959 Load: 25.9 t ADT: 6,815

SR 3 SB

Fair

Over: WILLOW CREEK BRANCH

03.74 S SR 205, Allen, IN

Built 1959 Load: 25.9 t ADT: 7,189

SR 14

Fair

Over: BEAL-TAYLOR DITCH

04.42 W I-69, Allen, IN

Built 1978 Load: 25.9 t ADT: 9,672

US 24 EB

Fair

Over: ABOITE CREEK

04.11 W I-69, Allen, IN

Built 1939 Load: 25.9 t ADT: 6,585

US 24 WB

Fair

Over: ABOITE CREEK

04.11 W I-69, Allen, IN

Built 1939 Load: 25.9 t ADT: 7,074

US 27 SB

Fair

Over: HOUK DITCH

00.72 N I-469, Allen, IN

Built 1977 Load: 25.9 t ADT: 5,586

MAPLES RD

Fair

Over: HOFFMAN DRAIN

00.10 W GERADOT ROAD, Allen, IN

Built 1950 Load: 25.9 t ADT: 130

KNOUSE RD

Fair

Over: WANN DITCH

00.20 E SR 101, Allen, IN

Built 1971 Load: 26.2 t ADT: 625

SOUTH BEND DR

Fair

Over: GRAHAM MCCULLOCH DRAIN

00.10 E JEFFERSON BLVD, Allen, IN

Built 1978 Load: 26.5 t ADT: 1,747

BELLO DR

Fair

Over: BULLERMAN DRAIN

00.10 E SAN PEDRO DR, Allen, IN

Built 1969 Load: 26.7 t ADT: 158

SR 930 WB

Fair

Over: NS RR

05.36 E US 27, Allen, IN

Built 1953 Load: 27.2 t ADT: 12,780

WINCHESTER RD

Fair

Over: SIMMERMAN DRAIN

00.20 NW HOAGLAND ROAD, Allen, IN

Built 1937 Load: 27.4 t ADT: 2,030

MAYSVILLE RD

Fair

Over: KOESTER DITCH

00.50 N STELLHORN ROAD, Allen, IN

Built 1954 Load: 27.4 t ADT: 18,000

I-69 NB

Fair

Over: NS RR, MCCULLOCH DITCH

00.80 S US 24, Allen, IN

Built 1964 Load: 27.5 t ADT: 19,158

MORGAN RD

Fair

Over: HOFFMAN DRAIN

00.20 S PAULDING ROAD, Allen, IN

Built 1987 Load: 27.8 t ADT: 182

US 27 SB

Fair

Over: BERNING CREEK

04.81 S I-469, Allen, IN

Built 1977 Load: 27.9 t ADT: 6,011

US 30 EB

Fair

Over: SEEGAR DITCH

02.66 W US 33, Allen, IN

Built 1960 Load: 27.9 t ADT: 11,505

US 30 WB

Fair

Over: SEEGAR DITCH

02.66 W US 33, Allen, IN

Built 1960 Load: 27.9 t ADT: 11,505

S COUNTY LINE RD

Fair

Over: JACOB JOHNSON DRAIN

00.20 E ZUBRICK RD, Allen, IN

Built 1971 Load: 28.0 t ADT: 312

MORGAN RD

Fair

Over: FLATROCK CREEK

00.30 S RIDER RD, Allen, IN

Built 1990 Load: 28.0 t ADT: 775

EDGERTON RD

Fair

Over: EDGERTON-CARSON DRAIN

00.01 W BROBST ROAD, Allen, IN

Built 1970 Load: 28.1 t ADT: 104

I-69 SB

Fair

Over: NS RR, MCCULLOCH DITCH

00.80 S US 24, Allen, IN

Built 1964 Load: 28.2 t ADT: 18,794

O'DAY RD

Fair

Over: SEEGAR DRAIN

00.10 N LEESBURG RD, Allen, IN

Built 1972 Load: 28.2 t ADT: 867

HALTER RD

Fair

Over: ST JOSEPH RIVER

00.50 N ST JOE ROAD, Allen, IN

Built 1984 Load: 28.4 t ADT: 5,000

COVINGTON RD

Fair

Over: ABOITE CREEK

00.20 W EGGEMAN RD, Allen, IN

Built 1981 Load: 28.4 t ADT: 4,500

US 33

Fair

Over: EEL RIVER

03.30 S SR 205, Allen, IN

Built 1950 Load: 28.5 t ADT: 8,409

HARTZELL RD

Fair

Over: BENDER #2 DRAIN

00.00 INT SEILER/HARTZELL, Allen, IN

Built 1960 Load: 28.5 t ADT: 2,863

MINNICH RD

Fair

Over: HOUK DRAIN

00.60 S FLATROCK ROAD, Allen, IN

Built 1958 Load: 28.7 t ADT: 3,695

WASHINGTON CENTER

Fair

Over: BRANCH SPY RUN CREEK

00.50 W LIMA RD, Allen, IN

Built 1994 Load: 28.8 t ADT: 12,000
Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainBridges

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.