US Bridges

County HWY 50 over Meridosia Ditch

Poor

Rock Island County, Illinois · 5.5 M E of Cordova · Structure no. 081309400000000

Built
1984
41 years old
Condition
Poor
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
52 ft
1 main span
Daily traffic
250
2021 count
Owner
County
County Highway Agency

About this bridge

County HWY 50 over Meridosia Ditch is a prestressed concrete box beam or girders - multiple carrying County HWY 50 over Meridosia Ditch in Rock Island County, Illinois. It was built in 1984, so it is 41 years old, younger than the Illinois average of 45.3 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.

It carries about 250 vehicles a day, roughly 28% of them trucks, projected to reach 227 by 2046. The structure is 52 ft (15.8 m) long and 36 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesCounty HWY 50
CrossesMeridosia Ditch
Location5.5 M E of Cordova
RouteCounty Highway 0
CountyRock Island County
StateIllinois
Coordinates41.67184, -90.2185
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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating68.2 US tons
Inventory rating40.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length52 ft (15.8 m)
Longest span50 ft (15.2 m)
Deck width36 ft (11 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2021)
Projected traffic227 by 2046
Trucks28%
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

OwnerCounty Highway Agency
Maintained byCounty 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 County HWY 50 over Meridosia Ditch built?

It was built in 1984, making it 41 years old in 2025.

What condition is County HWY 50 over Meridosia Ditch 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 2023.

How much traffic does County HWY 50 over Meridosia Ditch carry?

About 250 vehicles per day (2021 count), of which roughly 28% are trucks.

How long is County HWY 50 over Meridosia Ditch?

The structure is 52 ft (15.8 m) long with a longest span of 50 ft (15.2 m) and a deck 36 ft wide.

Who owns County HWY 50 over Meridosia Ditch?

It is owned by the County Highway Agency.