US Bridges

FAS 732 over Massa Creek

Good

Macoupin County, Illinois · 2MI E Palmyra · Structure no. 059300400000000

Built
1939
86 years old
Condition
Good
inspected March 2023
Type
Tee Beam
Concrete
Length
63 ft
1 main span
Daily traffic
750
2021 count
Owner
County
County Highway Agency

About this bridge

FAS 732 over Massa Creek is a concrete tee beam carrying FAS 732 over Massa Creek in Macoupin County, Illinois. It was built in 1939, so it is 86 years old, older 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 750 vehicles a day, roughly 11% of them trucks, projected to reach 758 by 2046. The structure is 63 ft (19.1 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFAS 732
CrossesMassa Creek
Location2MI E Palmyra
RouteCounty Highway 0
Coordinates39.43471, -89.95302
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating21.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length63 ft (19.1 m)
Longest span59 ft (18.1 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic750 (2021)
Projected traffic758 by 2046
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 732 over Massa Creek built?

It was built in 1939, making it 86 years old in 2025.

What condition is FAS 732 over Massa 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 March 2023.

How much traffic does FAS 732 over Massa Creek carry?

About 750 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is FAS 732 over Massa Creek?

The structure is 63 ft (19.1 m) long with a longest span of 59 ft (18.1 m) and a deck 27 ft wide.

Who owns FAS 732 over Massa Creek?

It is owned by the County Highway Agency.