US Bridges

Merle Hay RD over Beaver Creek

Fair

Polk County, Iowa · 000000000 · Structure no. 000000000041030

Built
1957
68 years old, rebuilt 1999
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
212 ft
3 main spans
Daily traffic
9,700
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Merle Hay RD over Beaver Creek is a steel continuous stringer/multi-beam or girder carrying Merle Hay RD over Beaver Creek in Polk County, Iowa. It was built in 1957 and reconstructed in 1999, so it is 68 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 9,700 vehicles a day, roughly 6% of them trucks, projected to reach 9,700 by 2044. The structure is 212 ft (64.6 m) long and 100 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesMerle Hay RD
CrossesBeaver Creek
Location000000000
RouteCity Street 0
StateIowa
Coordinates41.65305, -93.69752
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.1 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length212 ft (64.6 m)
Longest span82 ft (25 m)
Deck width100 ft (30.5 m)
Roadway width99 ft (30.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,700 (2022)
Projected traffic9,700 by 2044
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Merle Hay RD over Beaver Creek built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1999.

What condition is Merle Hay RD over Beaver Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does Merle Hay RD over Beaver Creek carry?

About 9,700 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is Merle Hay RD over Beaver Creek?

The structure is 212 ft (64.6 m) long with a longest span of 82 ft (25 m) and a deck 100 ft wide.

Who owns Merle Hay RD over Beaver Creek?

It is owned by the City or Municipal Highway Agency.