US Bridges

Milledgeville RD over Buffalo Creek

Good

Ogle County, Illinois · 2.5 MI SW Polo · Structure no. 071334800000000

Built
2023
2 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
195 ft
3 main spans
Daily traffic
900
2022 count
Owner
County
County Highway Agency

About this bridge

Milledgeville RD over Buffalo Creek is a prestressed concrete stringer/multi-beam or girder carrying Milledgeville RD over Buffalo Creek in Ogle County, Illinois. It was built in 2023, so it is 2 years old, younger than the Illinois average of 45.3 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 900 vehicles a day, roughly 8% of them trucks, projected to reach 1,200 by 2042. The structure is 195 ft (59.3 m) long and 40 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMilledgeville RD
CrossesBuffalo Creek
Location2.5 MI SW Polo
RouteCounty Highway 0
Coordinates41.96176, -89.62741
Functional classRural Major Collector

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 protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation9: Superior to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.4 US tons
Inventory rating59 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3 (+2 approach)
Design loadHS 25 or greater
Structure length195 ft (59.3 m)
Longest span68 ft (20.6 m)
Deck width40 ft (12.2 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2022)
Projected traffic1,200 by 2042
Trucks8%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Milledgeville RD over Buffalo Creek built?

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

What condition is Milledgeville RD over Buffalo 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 February 2024.

How much traffic does Milledgeville RD over Buffalo Creek carry?

About 900 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Milledgeville RD over Buffalo Creek?

The structure is 195 ft (59.3 m) long with a longest span of 68 ft (20.6 m) and a deck 40 ft wide.

Who owns Milledgeville RD over Buffalo Creek?

It is owned by the County Highway Agency.