US Bridges

Irishmans Run Lane over Irishmans Run

Good

Boone County, Indiana · 00.90 W of Ford Road · Structure no. 0600197

Built
1995
30 years old
Condition
Good
inspected September 2023
Type
Slab
Wood or Timber
Length
104 ft
4 main spans
Daily traffic
140
2017 count
Owner
County
County Highway Agency

About this bridge

Irishmans Run Lane over Irishmans Run is a wood or timber slab carrying Irishmans Run Lane over Irishmans Run in Boone County, Indiana. It was built in 1995, so it is 30 years old, younger than the Indiana average of 46.6 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 140 vehicles a day, roughly 1% of them trucks, projected to reach 210 by 2037. The structure is 104 ft (31.6 m) long and 36 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesIrishmans Run Lane
CrossesIrishmans Run
Location00.90 W of Ford Road
RouteCounty Highway 0
StateIndiana
Coordinates39.93212, -86.28683
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans4
Design loadHS 20
Structure length104 ft (31.6 m)
Longest span26 ft (7.9 m)
Deck width36 ft (10.9 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic140 (2017)
Projected traffic210 by 2037
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed123.7 mi (199 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 Irishmans Run Lane over Irishmans Run built?

It was built in 1995, making it 30 years old in 2025.

What condition is Irishmans Run Lane over Irishmans Run 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 September 2023.

How much traffic does Irishmans Run Lane over Irishmans Run carry?

About 140 vehicles per day (2017 count), of which roughly 1% are trucks.

How long is Irishmans Run Lane over Irishmans Run?

The structure is 104 ft (31.6 m) long with a longest span of 26 ft (7.9 m) and a deck 36 ft wide.

Who owns Irishmans Run Lane over Irishmans Run?

It is owned by the County Highway Agency.