US Bridges

Buchanan Ave over Stream

Good

Sac County, Iowa · 088381802 · Structure no. 000000000301181

Built
2024
1 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
20
2023 count
Owner
County
County Highway Agency

About this bridge

Buchanan Ave over Stream is a concrete culvert carrying Buchanan Ave over Stream in Sac County, Iowa. It was built in 2024, so it is 1 years old, younger than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 20 vehicles a day, projected to reach 20 by 2044. The structure is 26 ft (7.9 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesBuchanan Ave
CrossesStream
Location088381802
RouteCounty Highway 0
CountySac County
StateIowa
Coordinates42.43975, -95.32245
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert9 ExcellentNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.9 US tons
Inventory rating53.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length26 ft (7.9 m)
Longest span12 ft (3.7 m)
Deck width42 ft (12.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2023)
Projected traffic20 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Buchanan Ave over Stream built?

It was built in 2024, making it 1 years old in 2025.

What condition is Buchanan Ave over Stream in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does Buchanan Ave over Stream carry?

About 20 vehicles per day (2023 count).

How long is Buchanan Ave over Stream?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.7 m) and a deck 42 ft wide.

Who owns Buchanan Ave over Stream?

It is owned by the County Highway Agency.