US Bridges

Gilbert DR over Elk Run Creek

Good

Black Hawk County, Iowa · 000000000 · Structure no. 000000000503750

Built
1983
42 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
218 ft
3 main spans
Daily traffic
2,008
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Gilbert DR over Elk Run Creek is a prestressed concrete stringer/multi-beam or girder carrying Gilbert DR over Elk Run Creek in Black Hawk County, Iowa. It was built in 1983, so it is 42 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,008 vehicles a day, projected to reach 2,008 by 2044. The structure is 218 ft (66.4 m) long and 45 ft wide.

CarriesGilbert DR
CrossesElk Run Creek
Location000000000
RouteCity Street 0
StateIowa
Coordinates42.46382, -92.27844
Functional classUrban Minor Arterial

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating85 US tons
Inventory rating50.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length218 ft (66.4 m)
Longest span81 ft (24.7 m)
Deck width45 ft (13.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,008 (2022)
Projected traffic2,008 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Gilbert DR over Elk Run Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is Gilbert DR over Elk Run 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 August 2024.

How much traffic does Gilbert DR over Elk Run Creek carry?

About 2,008 vehicles per day (2022 count).

How long is Gilbert DR over Elk Run Creek?

The structure is 218 ft (66.4 m) long with a longest span of 81 ft (24.7 m) and a deck 45 ft wide.

Who owns Gilbert DR over Elk Run Creek?

It is owned by the City or Municipal Highway Agency.