US Bridges

G 38 over W Fork Crooked Creek

Good

Washington County, Iowa · 075082401 · Structure no. 000000000336611

Built
2011
14 years old
Condition
Good
inspected February 2023
Type
Slab
Concrete Continuous
Length
197 ft
5 main spans
Daily traffic
970
2022 count
Owner
County
County Highway Agency

About this bridge

G 38 over W Fork Crooked Creek is a concrete continuous slab carrying G 38 over W Fork Crooked Creek in Washington County, Iowa. It was built in 2011, so it is 14 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 970 vehicles a day, roughly 12% of them trucks, projected to reach 970 by 2043. The structure is 197 ft (60 m) long and 33 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

Open in Google Maps
CarriesG 38
CrossesW Fork Crooked Creek
Location075082401
RouteCounty Highway 0
CountyWashington County
StateIowa
Coordinates41.29343, -91.72542
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 inspectionFebruary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHL 93
Structure length197 ft (60 m)
Longest span43 ft (13.1 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deck13 ft (4 m)

Traffic and service

Average daily traffic970 (2022)
Projected traffic970 by 2043
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was G 38 over W Fork Crooked Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is G 38 over W Fork Crooked 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 February 2023.

How much traffic does G 38 over W Fork Crooked Creek carry?

About 970 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is G 38 over W Fork Crooked Creek?

The structure is 197 ft (60 m) long with a longest span of 43 ft (13.1 m) and a deck 33 ft wide.

Who owns G 38 over W Fork Crooked Creek?

It is owned by the County Highway Agency.