US Bridges

Strawbridge RD over Rapid Creek

Good

Johnson County, Iowa · T80NR5W 9 & 16 · Structure no. 000000000204651

Built
2019
6 years old
Condition
Good
inspected April 2023
Type
Slab
Wood or Timber
Length
48 ft
2 main spans
Daily traffic
11
2021 count
Owner
County
County Highway Agency

About this bridge

Strawbridge RD over Rapid Creek is a wood or timber slab carrying Strawbridge RD over Rapid Creek in Johnson County, Iowa. It was built in 2019, so it is 6 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 11 vehicles a day, projected to reach 11 by 2043. The structure is 48 ft (14.5 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesStrawbridge RD
CrossesRapid Creek
LocationT80NR5W 9 & 16
RouteCounty Highway 0
CountyJohnson County
StateIowa
Coordinates41.74379, -91.43237
Functional classRural Local

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 protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.1 US tons
Inventory rating58.5 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 20
Structure length48 ft (14.5 m)
Longest span24 ft (7.2 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11 (2021)
Projected traffic11 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 Strawbridge RD over Rapid Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is Strawbridge RD over Rapid 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 April 2023.

How much traffic does Strawbridge RD over Rapid Creek carry?

About 11 vehicles per day (2021 count).

How long is Strawbridge RD over Rapid Creek?

The structure is 48 ft (14.5 m) long with a longest span of 24 ft (7.2 m) and a deck 25 ft wide.

Who owns Strawbridge RD over Rapid Creek?

It is owned by the County Highway Agency.