US Bridges

B-63 over West Otter Creek Dd 26

Good

Hancock County, Iowa · 094253801 · Structure no. 000000000006821

Built
2007
18 years old
Condition
Good
inspected April 2023
Type
Slab
Concrete Continuous
Length
78 ft
3 main spans
Daily traffic
498
2021 count
Owner
County
County Highway Agency

About this bridge

B-63 over West Otter Creek Dd 26 is a concrete continuous slab carrying B-63 over West Otter Creek Dd 26 in Hancock County, Iowa. It was built in 2007, so it is 18 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 498 vehicles a day, roughly 16% of them trucks, projected to reach 498 by 2043. The structure is 78 ft (23.8 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesB-63
CrossesWest Otter Creek Dd 26
Location094253801
RouteCity Street 0
StateIowa
Coordinates42.93781, -93.79964
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.1 US tons
Inventory rating50.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length78 ft (23.8 m)
Longest span29 ft (8.8 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic498 (2021)
Projected traffic498 by 2043
Trucks16%
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was B-63 over West Otter Creek Dd 26 built?

It was built in 2007, making it 18 years old in 2025.

What condition is B-63 over West Otter Creek Dd 26 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 April 2023.

How much traffic does B-63 over West Otter Creek Dd 26 carry?

About 498 vehicles per day (2021 count), of which roughly 16% are trucks.

How long is B-63 over West Otter Creek Dd 26?

The structure is 78 ft (23.8 m) long with a longest span of 29 ft (8.8 m) and a deck 33 ft wide.

Who owns B-63 over West Otter Creek Dd 26?

It is owned by the County Highway Agency.