US Bridges

Jappa Rd. over Pleasant Run

Fair

Linn County, Iowa · 082060806 · Structure no. 000000000220181

Built
1997
28 years old
Condition
Fair
inspected September 2024
Type
Slab
Concrete Continuous
Length
91 ft
3 main spans
Daily traffic
1,061
2022 count
Owner
County
County Highway Agency

About this bridge

Jappa Rd. over Pleasant Run is a concrete continuous slab carrying Jappa Rd. over Pleasant Run in Linn County, Iowa. It was built in 1997, so it is 28 years old, younger 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 1,061 vehicles a day, roughly 29% of them trucks, projected to reach 1,061 by 2044. The structure is 91 ft (27.7 m) long and 31 ft wide.

Location

Open in Google Maps
CarriesJappa Rd.
CrossesPleasant Run
Location082060806
RouteCounty Highway 0
CountyLinn County
StateIowa
Coordinates41.91969, -91.57903
Functional classUrban Collector

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 protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.4 US tons
Inventory rating50 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length91 ft (27.7 m)
Longest span34 ft (10.4 m)
Deck width31 ft (9.3 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,061 (2022)
Projected traffic1,061 by 2044
Trucks29%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Jappa Rd. over Pleasant Run built?

It was built in 1997, making it 28 years old in 2025.

What condition is Jappa Rd. over Pleasant Run 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 September 2024.

How much traffic does Jappa Rd. over Pleasant Run carry?

About 1,061 vehicles per day (2022 count), of which roughly 29% are trucks.

How long is Jappa Rd. over Pleasant Run?

The structure is 91 ft (27.7 m) long with a longest span of 34 ft (10.4 m) and a deck 31 ft wide.

Who owns Jappa Rd. over Pleasant Run?

It is owned by the County Highway Agency.