US Bridges

CR 315E over Mill Creek

PoorPosted for load

Pulaski County, Indiana · 00.56 N of CR 225 S · Structure no. 6600137

Built
1959
66 years old
Condition
Poor
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
71 ft
3 main spans
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

CR 315E over Mill Creek is a prestressed concrete box beam or girders - multiple carrying CR 315E over Mill Creek in Pulaski County, Indiana. It was built in 1959, 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 poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 50 vehicles a day, roughly 3% of them trucks, projected to reach 60 by 2042. The structure is 71 ft (21.6 m) long and 23 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 315E
CrossesMill Creek
Location00.56 N of CR 225 S
RouteCounty Highway 91
StateIndiana
Coordinates41.02886, -86.5418
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating22.2 US tons
Inventory rating12.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length71 ft (21.6 m)
Longest span26 ft (7.9 m)
Deck width23 ft (7 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic60 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.5 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 315E over Mill Creek built?

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

What condition is CR 315E over Mill Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does CR 315E over Mill Creek carry?

About 50 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is CR 315E over Mill Creek?

The structure is 71 ft (21.6 m) long with a longest span of 26 ft (7.9 m) and a deck 23 ft wide.

Who owns CR 315E over Mill Creek?

It is owned by the County Highway Agency.