US Bridges

SR 56 over Brock Creek

Good

Washington County, Indiana · 00.20 W SR 135 · Structure no. 020181

Built
2023
2 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete Continuous
Length
95 ft
2 main spans
Daily traffic
15,120
2021 count
Owner
State
State Highway Agency

About this bridge

SR 56 over Brock Creek is a concrete continuous slab carrying SR 56 over Brock Creek in Washington County, Indiana. It was built in 2023, so it is 2 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 15,120 vehicles a day, roughly 3% of them trucks, projected to reach 16,880 by 2041. The structure is 95 ft (28.9 m) long and 40 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesSR 56
CrossesBrock Creek
Location00.20 W SR 135
RouteState Highway 56
StateIndiana
Coordinates38.60796, -86.10429
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.5 US tons
Inventory rating57.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length95 ft (28.9 m)
Longest span50 ft (15.1 m)
Deck width40 ft (12.1 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,120 (2021)
Projected traffic16,880 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 56 over Brock Creek built?

It was built in 2023, making it 2 years old in 2025.

What condition is SR 56 over Brock 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 May 2023.

How much traffic does SR 56 over Brock Creek carry?

About 15,120 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is SR 56 over Brock Creek?

The structure is 95 ft (28.9 m) long with a longest span of 50 ft (15.1 m) and a deck 40 ft wide.

Who owns SR 56 over Brock Creek?

It is owned by the State Highway Agency.