US Bridges

CR 500N over Mud Creek

PoorPosted for load

Delaware County, Indiana · 00.03 W of CR 850 E · Structure no. 1800086

Built
1920
105 years old, rebuilt 1978
Condition
Poor
inspected October 2024
Type
Slab
Wood or Timber
Length
60 ft
2 main spans
Daily traffic
210
2023 count
Owner
County
County Highway Agency

About this bridge

CR 500N over Mud Creek is a wood or timber slab carrying CR 500N over Mud Creek in Delaware County, Indiana. It was built in 1920 and reconstructed in 1978, so it is 105 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 4 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 210 vehicles a day, roughly 1% of them trucks, projected to reach 350 by 2043. The structure is 60 ft (18.2 m) long and 25 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesCR 500N
CrossesMud Creek
Location00.03 W of CR 850 E
RouteCounty Highway 70
StateIndiana
Coordinates40.26371, -85.22785
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39.2 US tons
Inventory rating30.3 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 20
Structure length60 ft (18.2 m)
Longest span30 ft (9.1 m)
Deck width25 ft (7.6 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic210 (2023)
Projected traffic350 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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$2 million (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 500N over Mud Creek built?

It was built in 1920, making it 105 years old in 2025. It was reconstructed in 1978.

What condition is CR 500N over Mud 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 October 2024.

How much traffic does CR 500N over Mud Creek carry?

About 210 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is CR 500N over Mud Creek?

The structure is 60 ft (18.2 m) long with a longest span of 30 ft (9.1 m) and a deck 25 ft wide.

Who owns CR 500N over Mud Creek?

It is owned by the County Highway Agency.