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Vine over Deer Creek

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

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Vine over Deer Creek in Worth County, Iowa, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the culvert, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1948, making it 77 years old at the 2025 inventory.
It carries about 59 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 55 of the 116 inventoried bridges in Worth County rated fair (47.4%); 17 (14.7%) are rated poor.
Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
Its condition class and component ratings are unchanged from the 2024 inventory.
Its most recent inspection on record is dated November 2023, on a 24-month routine inspection cycle.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings

Component	Rating (2024)	Rating (2025)	FHWA scale meaning
Culvert	6	6	Satisfactory condition


Structure	Steel culvert
Length	about 48 ft
Location	100192702
NBI structure number	000000000362120
Condition class	Fair
Traffic status (item 41)	Open, no restriction
Last inspection (item 90)	November 2023
Inspection interval (item 91)	24 months
Scour (item 113)	8: foundations stable, scour above the top of the footing

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

Bridge	Built	Vehicles/day	Condition
I-35 over Drainage Ditch	1972	20,600	Good
I-35 over Goose Creek	1972	20,100	Fair
NB I 35 over over UP RR	1970	10,700	Fair
SB I 35 over over UP RR	1970	10,500	Fair
NB I-35 over Elk Creek	1972	9,950	Fair
SB I-35 over Elk Creek	1972	9,750	Fair