US Bridges

TR 28 over Crystal Glen Creek

Good

Hancock County, Illinois · 1.5 S Hamilton · Structure no. 034580100000000

Built
1981
44 years old
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
54 ft
1 main span
Daily traffic
150
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 28 over Crystal Glen Creek is a prestressed concrete box beam or girders - multiple carrying TR 28 over Crystal Glen Creek in Hancock County, Illinois. It was built in 1981, so it is 44 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 150 vehicles a day, roughly 31% of them trucks, projected to reach 227 by 2046. The structure is 54 ft (16.6 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 28
CrossesCrystal Glen Creek
Location1.5 S Hamilton
RouteCounty Highway 0
Coordinates40.36664, -91.36128
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length54 ft (16.6 m)
Longest span52 ft (15.8 m)
Deck width27 ft (8.3 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2023)
Projected traffic227 by 2046
Trucks31%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 TR 28 over Crystal Glen Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is TR 28 over Crystal Glen 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 July 2024.

How much traffic does TR 28 over Crystal Glen Creek carry?

About 150 vehicles per day (2023 count), of which roughly 31% are trucks.

How long is TR 28 over Crystal Glen Creek?

The structure is 54 ft (16.6 m) long with a longest span of 52 ft (15.8 m) and a deck 27 ft wide.

Who owns TR 28 over Crystal Glen Creek?

It is owned by the Town or Township Highway Agency.