US Bridges

W63 110th Ave over Robinson Creek

Good

Delaware County, Iowa · 088063202 · Structure no. 000000000141241

Built
2021
4 years old
Condition
Good
inspected November 2023
Type
Slab
Concrete Continuous
Length
113 ft
3 main spans
Daily traffic
334
2022 count
Owner
County
County Highway Agency

About this bridge

W63 110th Ave over Robinson Creek is a concrete continuous slab carrying W63 110th Ave over Robinson Creek in Delaware County, Iowa. It was built in 2021, so it is 4 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 334 vehicles a day, projected to reach 334 by 2043. The structure is 113 ft (34.4 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesW63 110th Ave
CrossesRobinson Creek
Location088063202
RouteCounty Highway 0
CountyDelaware County
StateIowa
Coordinates42.39786, -91.57915
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 inspectionNovember 2023
Inspection intervalevery 24 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating41.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length113 ft (34.4 m)
Longest span43 ft (13.1 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic334 (2022)
Projected traffic334 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was W63 110th Ave over Robinson Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is W63 110th Ave over Robinson 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 November 2023.

How much traffic does W63 110th Ave over Robinson Creek carry?

About 334 vehicles per day (2022 count).

How long is W63 110th Ave over Robinson Creek?

The structure is 113 ft (34.4 m) long with a longest span of 43 ft (13.1 m) and a deck 33 ft wide.

Who owns W63 110th Ave over Robinson Creek?

It is owned by the County Highway Agency.