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E.orange Rd over Sink Creek

Black Hawk County, Iowa · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled

View this bridge on a map → (42.42854, -92.33535)

Component ratings

ComponentRating (2025)FHWA scale meaning
Culvert6Satisfactory condition

Bridge details

StructureConcrete culvert
Lengthabout 25 ft
LocationCity Culvert No. 45C
NBI structure number000000000504055
Condition classFair

Source: FHWA National Bridge Inventory, 2025 data as reported by the Iowa department of transportation.

Busiest bridges in Black Hawk County

BridgeBuiltVehicles/dayCondition
US 218 over Quarry Lake & Wyth Rd198929,000Fair
US 218 over Broadway St198923,100Fair
US 218 over Airport Blvd198923,100Fair
US 218 over Cedar Rvr & Trail198921,500Fair
Ia 27 over Br Dry Run Creek199320,900Good
I 380 NB over Ianr RR Tx St Cedar Rvr198319,950Fair

All bridges nearby: Black Hawk County, IA bridge conditions · every bridge in Black Hawk County · Iowa bridges.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.