US Bridges

N Oak Road over CSX Railroad

Good

Marshall County, Indiana · 00.20 S of W 1st Road · Structure no. 5000144

Built
2003
22 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
147 ft
1 main span
Daily traffic
400
2024 count
Owner
County
County Highway Agency

About this bridge

N Oak Road over CSX Railroad is a wood or timber stringer/multi-beam or girder carrying N Oak Road over CSX Railroad in Marshall County, Indiana. It was built in 2003, so it is 22 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 400 vehicles a day, roughly 4% of them trucks, projected to reach 625 by 2044. The structure is 147 ft (44.8 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesN Oak Road
CrossesCSX Railroad
Location00.20 S of W 1st Road
RouteCounty Highway 37
StateIndiana
Coordinates41.46147, -86.32941
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating58.5 US tons
Inventory rating45.3 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1 (+4 approach)
Design loadHS 20
Structure length147 ft (44.8 m)
Longest span67 ft (20.4 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2024)
Projected traffic625 by 2044
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was N Oak Road over CSX Railroad built?

It was built in 2003, making it 22 years old in 2025.

What condition is N Oak Road over CSX Railroad 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 October 2024.

How much traffic does N Oak Road over CSX Railroad carry?

About 400 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is N Oak Road over CSX Railroad?

The structure is 147 ft (44.8 m) long with a longest span of 67 ft (20.4 m) and a deck 26 ft wide.

Who owns N Oak Road over CSX Railroad?

It is owned by the County Highway Agency.