US Bridges

CR 550W over East Fork of Mill Creek

PoorPosted for load

Hendricks County, Indiana · 00.40 N US 40 · Structure no. 3200102

Built
1965
60 years old
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
105 ft
3 main spans
Daily traffic
325
2020 count
Owner
County
County Highway Agency

About this bridge

CR 550W over East Fork of Mill Creek is a concrete stringer/multi-beam or girder carrying CR 550W over East Fork of Mill Creek in Hendricks County, Indiana. It was built in 1965, so it is 60 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 325 vehicles a day, roughly 11% of them trucks, projected to reach 550 by 2040. The structure is 105 ft (32 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 550W
CrossesEast Fork of Mill Creek
Location00.40 N US 40
RouteCounty Highway 7
StateIndiana
Coordinates39.64533, -86.62643
Functional classRural Minor Collector

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMay 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.9 US tons
Inventory rating20.7 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length105 ft (32 m)
Longest span35 ft (10.6 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic325 (2020)
Projected traffic550 by 2040
Trucks11%
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 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 550W over East Fork of Mill Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is CR 550W over East Fork of 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 May 2024.

How much traffic does CR 550W over East Fork of Mill Creek carry?

About 325 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is CR 550W over East Fork of Mill Creek?

The structure is 105 ft (32 m) long with a longest span of 35 ft (10.6 m) and a deck 28 ft wide.

Who owns CR 550W over East Fork of Mill Creek?

It is owned by the County Highway Agency.