US Bridges

FAS 1600 over Railroad Creek

Poor

Hancock County, Illinois · In Hamilton · Structure no. 034600100000000

Built
1960
65 years old
Condition
Poor
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
84 ft
3 main spans
Daily traffic
2,300
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAS 1600 over Railroad Creek is a steel continuous stringer/multi-beam or girder carrying FAS 1600 over Railroad Creek in Hancock County, Illinois. It was built in 1960, so it is 65 years old, older 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 2,300 vehicles a day, roughly 4% of them trucks, projected to reach 3,131 by 2046. The structure is 84 ft (25.6 m) long and 48 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFAS 1600
CrossesRailroad Creek
LocationIn Hamilton
RouteCounty Highway 0
Coordinates40.38947, -91.35974
Functional classUrban 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating44.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length84 ft (25.6 m)
Longest span30 ft (9 m)
Deck width48 ft (14.7 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,300 (2023)
Projected traffic3,131 by 2046
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 FAS 1600 over Railroad Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is FAS 1600 over Railroad 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 December 2023.

How much traffic does FAS 1600 over Railroad Creek carry?

About 2,300 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is FAS 1600 over Railroad Creek?

The structure is 84 ft (25.6 m) long with a longest span of 30 ft (9 m) and a deck 48 ft wide.

Who owns FAS 1600 over Railroad Creek?

It is owned by the City or Municipal Highway Agency.