US Bridges

SR 159 over Spencer Creek

Good

Sullivan County, Indiana · 06.37 S SR 54 · Structure no. 028070

Built
1988
37 years old
Condition
Good
inspected June 2023
Type
Slab
Concrete Continuous
Length
69 ft
3 main spans
Daily traffic
1,074
2004 count
Owner
State
State Highway Agency

About this bridge

SR 159 over Spencer Creek is a concrete continuous slab carrying SR 159 over Spencer Creek in Sullivan County, Indiana. It was built in 1988, so it is 37 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 1,074 vehicles a day, roughly 10% of them trucks, projected to reach 1,783 by 2032. The structure is 69 ft (21 m) long and 39 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSR 159
CrossesSpencer Creek
Location06.37 S SR 54
RouteState Highway 159
StateIndiana
Coordinates38.97703, -87.26007
Functional classRural Major Collector

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 protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.4 US tons
Inventory rating27.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length69 ft (21 m)
Longest span25 ft (7.7 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,074 (2004)
Projected traffic1,783 by 2032
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

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 159 over Spencer Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is SR 159 over Spencer 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 159 over Spencer Creek carry?

About 1,074 vehicles per day (2004 count), of which roughly 10% are trucks.

How long is SR 159 over Spencer Creek?

The structure is 69 ft (21 m) long with a longest span of 25 ft (7.7 m) and a deck 39 ft wide.

Who owns SR 159 over Spencer Creek?

It is owned by the State Highway Agency.