US Bridges

SR 37 Nbl over Bluff Creek

Good

Johnson County, Indiana · 00.03 S SR 144 · Structure no. 012390

Built
1959
66 years old, rebuilt 2013
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
82 ft
3 main spans
Daily traffic
12,080
2010 count
Owner
State
State Highway Agency

About this bridge

SR 37 Nbl over Bluff Creek is a prestressed concrete continuous box beam or girders - single or spread carrying SR 37 Nbl over Bluff Creek in Johnson County, Indiana. It was built in 1959 and reconstructed in 2013, so it is 66 years old, older 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 12,080 vehicles a day, roughly 5% of them trucks, projected to reach 13,400 by 2032. The structure is 82 ft (25 m) long and 64 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR 37 Nbl
CrossesBluff Creek
Location00.03 S SR 144
RouteState Highway 37
StateIndiana
Coordinates39.56492, -86.24709
Functional classUrban Other Principal Arterial

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.6 US tons
Inventory rating48.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length82 ft (25 m)
Longest span27 ft (8.1 m)
Deck width64 ft (19.5 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,080 (2010)
Projected traffic13,400 by 2032
Trucks5%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SR 37 Nbl over Bluff Creek built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 2013.

What condition is SR 37 Nbl over Bluff 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 June 2023.

How much traffic does SR 37 Nbl over Bluff Creek carry?

About 12,080 vehicles per day (2010 count), of which roughly 5% are trucks.

How long is SR 37 Nbl over Bluff Creek?

The structure is 82 ft (25 m) long with a longest span of 27 ft (8.1 m) and a deck 64 ft wide.

Who owns SR 37 Nbl over Bluff Creek?

It is owned by the State Highway Agency.