Old Muscatine RD over Otter Creek

Good

Cedar County, Iowa · 079022503 · Structure no. 000000000101771

Built: 2023; 2 years old
Condition: Good; inspected September 2023
Type: Slab; Concrete Continuous
Length: 141 ft; 3 main spans
Daily traffic: 70; 2022 count
Owner: County; County Highway Agency

About this bridge

Old Muscatine RD over Otter Creek is a concrete continuous slab carrying Old Muscatine RD over Otter Creek in Cedar County, Iowa. It was built in 2023, so it is 2 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 70 vehicles a day, projected to reach 70 by 2043. The structure is 141 ft (43 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesOld Muscatine RD

CrossesOtter Creek

Location079022503

RouteCounty Highway 0

CountyCedar County

StateIowa

Coordinates41.62049, -91.02016

Functional classRural Minor Collector

Condition and inspection

Good

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

Component	Rating	Meaning
Deck	9 Excellent	No problems noted.
Superstructure	9 Excellent	No problems noted.
Substructure	9 Excellent	No problems noted.
Channel and channel protection	8 Very Good	No problems noted.

Last inspectionSeptember 2023

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourFoundations stable; scour within limits of footing or piles

Structural evaluation9: Superior to present desirable criteria

Deck geometry7: Better than present minimum criteria

Waterway adequacy8: Equal to present desirable criteria

Approach roadway alignment6: Equal to present minimum criteria

Operating rating62.5 US tons

Inventory rating48.2 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadHL 93

Structure length141 ft (43 m)

Longest span55 ft (16.8 m)

Deck width33 ft (10.1 m)

Roadway width31 ft (9.3 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2022)

Projected traffic70 by 2043

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$30,000 (2024 estimate)

NavigationNo navigation control on waterway

Frequently asked questions

When was Old Muscatine RD over Otter Creek built?

It was built in 2023, making it 2 years old in 2025.

What condition is Old Muscatine RD over Otter Creek 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 September 2023.

How much traffic does Old Muscatine RD over Otter Creek carry?

About 70 vehicles per day (2022 count).

How long is Old Muscatine RD over Otter Creek?

The structure is 141 ft (43 m) long with a longest span of 55 ft (16.8 m) and a deck 33 ft wide.

Who owns Old Muscatine RD over Otter Creek?

It is owned by the County Highway Agency.