Black Hawk County, IA

411 public highway bridges

Black Hawk County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Black Hawk County, Iowa contains 411 public highway bridges. Roughly 46% are rated “Good,” 28.7% “Fair,” and 5.8% “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.

411
Total Bridges
46%
Good
28.7%
Fair
5.8%
Poor Condition

Condition Distribution

Good
46% (189)
Fair
28.7% (118)
Poor
5.8% (24)

All Bridges (411)

JUBILEE RD

Fair

Over: SPRING CREEK

87-11-02-03-10, Black Hawk, IA

Built 1951 Load: 21.9 t ADT: 69

UNIVERSITY AVE

Fair

Over: BLACK HAWK CREEK

0.4 MI. W of Jct. U.S. 63, Black Hawk, IA

Built 1955 Load: 22.1 t ADT: 3,388

FM MARQUIS RD

Fair

Over: STREAM

090130201, Black Hawk, IA

Built 1961 Load: 22.1 t ADT: 49

RICKARD RD

Fair

Over: SPRING CREEK

88-11-35-01-10, Black Hawk, IA

Built 1970 Load: 22.3 t ADT: 78

NEWELL ST

Fair

Over: ELK RUN CREEK

89-12-22-03-10, Black Hawk, IA

Built 1970 Load: 22.3 t ADT: 97

GIBSON RD

Fair

Over: TRIB TO BLACK HAWK CREEK

87-14-09-02-10, Black Hawk, IA

Built 1948 Load: 22.7 t ADT: 29

FM

Fair

Over: STREAM

87-14-07-04-10, Black Hawk, IA

Built 1950 Load: 22.7 t ADT: 34

RIVER RD

Fair

Over: BLACK HAWK CREEK

CITY BRIDGE NO. 29, Black Hawk, IA

Built 1971 Load: 23.4 t ADT: 6,513

E BIG ROCK RD

Fair

Over: VIRDEN CREEK

89-12-06-01-10, Black Hawk, IA

Built 1949 Load: 23.7 t ADT: 29

E DONALD ST

Fair

Over: TRIB TO ELK RUN CREEK

89-12-14-03-10, Black Hawk, IA

Built 1971 Load: 23.7 t ADT: 1,375

HOFF RD

Fair

Over: PRESCOTTS CREEK

88-13-17-04-10, Black Hawk, IA

Built 1900 Load: 23.9 t ADT: 29

EB US 20

Fair

Over: BLACKHAWK CREEK

0.7 MI. W OF JCT. US 63, Black Hawk, IA

Built 1983 Load: 24.1 t ADT: 12,400

KOBER RD

Fair

Over: TRIB TO WOLF CREEK

87-12-35-02-10, Black Hawk, IA

Built 1969 Load: 24.5 t ADT: 59

JESUP RD

Fair

Over: TRIB TO SPRING CREEK

88-11-23-02-10, Black Hawk, IA

Built 1924 Load: 24.5 t ADT: 393

E DUNKERTON RD

Fair

Over: VIRDEN CREEK

90-12-31-01-10, Black Hawk, IA

Built 1969 Load: 24.5 t ADT: 2,259

FINCHFORD RD

Fair

Over: W FORK CEDAR RVR OVRFLW

90-14-06-06, Black Hawk, IA

Built 1970 Load: 24.5 t ADT: 412

W 12TH ST

Fair

Over: TRIB TO BEAVER CREEK

89-14-18-01-10, Black Hawk, IA

Built 1939 Load: 25.1 t ADT: 34

N BUTLER RD

Fair

Over: BEAVER CREEK

90-14-31-02-10, Black Hawk, IA

Built 1955 Load: 25.1 t ADT: 108

W BENNINGTON RD

Fair

Over: TRIB TO CEDAR RIVER

90-13-21-01-10, Black Hawk, IA

Built 1948 Load: 25.3 t ADT: 29

N RAYMOND RD

Fair

Over: CRANE CREEK

90-12-24-02, Black Hawk, IA

Built 1961 Load: 25.4 t ADT: 1,277

TEXAS ST

Fair

Over: SINK CREEK

CITY BRIDGENO. 25, Black Hawk, IA

Built 1952 Load: 25.7 t ADT: 1,009

JUBILEE RD

Fair

Over: TRIB TO CEDAR RIVER

87-11-06-01-10, Black Hawk, IA

Built 1992 Load: 26.0 t ADT: 79

E GRESHAM RD

Fair

Over: TRIB TO CRANE CREEK

90-12-08-01-10, Black Hawk, IA

Built 1994 Load: 26.0 t ADT: 33

E PARKER ST

Fair

Over: VIRDEN CREEK

CITY CULVERT NO. 37C, Black Hawk, IA

Built 1970 Load: 26.0 t ADT: 606

WAGNER RD

Fair

Over: NO NAME CREEK

CITY BRIDGE NO. 44, Black Hawk, IA

Built 1986 Load: 26.3 t ADT: 1,820

MAIN RD

Fair

Over: TRIB TO ROCK CREEK

87-11-32-05-10, Black Hawk, IA

Built 1974 Load: 26.8 t ADT: 69

E REINBECK RD

Fair

Over: TRIB TO MILLER CREEK

87-13-25-01-10, Black Hawk, IA

Built 1947 Load: 27.0 t ADT: 10

N RAYMOND RD

Fair

Over: TRIB TO ELK RUN CREEK

89-12-13-02-10, Black Hawk, IA

Built 1973 Load: 27.1 t ADT: 2,259

E CEDAR-WAPSI RD

Fair

Over: WAPSIPINCON RIVER

90-11-10-03, Black Hawk, IA

Built 1969 Load: 27.3 t ADT: 1,493

NIAGARA DR

Fair

Over: CASTLE HILL CREEK

CITY CULVERT NO. 47C, Black Hawk, IA

Built 1986 Load: 27.3 t ADT: 684

N.HACKETT RD

Fair

Over: CASTLE HILL CREEK

CITY CULVERT NO. 48C, Black Hawk, IA

Built 1986 Load: 27.3 t ADT: 395

FM MARQUIS RD

Fair

Over: STREAM

090130201, Black Hawk, IA

Built 2009 Load: 27.4 t ADT: 49

REMINGTION RD

Fair

Over: DRAINAGE

CITY CULVERT NO. 59C, Black Hawk, IA

Built 1989 Load: 27.4 t ADT: 617

S ORDWAY RD

Fair

Over: POYNER CREEK

89-11-31-02-10, Black Hawk, IA

Built 1977 Load: 28.2 t ADT: 69

NEWELL ST

Fair

Over: BLOWERS CREEK

CITY BRIDGE NO. 30, Black Hawk, IA

Built 1978 Load: 28.2 t ADT: 1,429

E BIG ROCK RD

Fair

Over: TRIB TO WAPSIPINICON RVR

89-11-03-01-10, Black Hawk, IA

Built 1920 Load: 28.4 t ADT: 49

US 218

Fair

Over: STREAM

0.5 mi. S of Jct. SR D35, Black Hawk, IA

Built 1952 Load: 29.0 t ADT: 3,480

MARQUIS RD

Fair

Over: SHELL ROCK RIV OVERFLOW

90-14-04-07-20, Black Hawk, IA

Built 1992 Load: 29.0 t ADT: 207

E WAHSBURN RD

Fair

Over: CEDAR RIVER

88-12-22-07, Black Hawk, IA

Built 1958 Load: 29.4 t ADT: 1,571

E WASHBURN RD

Fair

Over: CEDAR RIVER OVERFLOW

88-12-22-03-10, Black Hawk, IA

Built 2003 Load: 29.6 t ADT: 1,571

SB I-380

Fair

Over: POYNER CREEK

0.2 MI. N OF JCT. SR V49, Black Hawk, IA

Built 1983 Load: 29.8 t ADT: 13,450

E DONALD ST

Fair

Over: ELK RUN CREEK

89-12-15-01-10, Black Hawk, IA

Built 1971 Load: 30.0 t ADT: 1,375

UNIVERSITY AVE

Fair

Over: DRY RUN CREEK

000000000, Black Hawk, IA

Built 1971 Load: 30.1 t ADT: 7,792

RANCHERO RD

Fair

Over: DRY RUN CREEK

88-14-10-01-10, Black Hawk, IA

Built 1937 Load: 31.0 t ADT: 90

CENTER ST

Fair

Over: CEDAR RIVER OVERFLOW

000000000, Black Hawk, IA

Built 1969 Load: 31.1 t ADT: 5,414

N UNION RD

Fair

Over: BEAVER CREEK OVERFLOW

90-14-28-06, Black Hawk, IA

Built 1980 Load: 31.2 t ADT: 1,394

E TAMA RD

Fair

Over: TRIB TO MILLER CREEK

87-13-34-03-10, Black Hawk, IA

Built 1974 Load: 31.4 t ADT: 314

RICKARD RD

Fair

Over: TRIB TO SPRING CREEK

88-11-34-01-10, Black Hawk, IA

Built 1984 Load: 31.4 t ADT: 44

IA 281

Fair

Over: WAPSIE RIVER OVERFLOW

2.7 MI. W OF SR V62, Black Hawk, IA

Built 1967 Load: 31.5 t ADT: 1,240

N UNION RD

Fair

Over: BEAVER CREEK

90-14-28-06-20, Black Hawk, IA

Built 1954 Load: 31.7 t ADT: 1,394
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.