US Bridges

Greenwood Blvd over Big Bend Blvd

FairPosted for load

St. Louis County, Missouri · S 27 T 44 N R 6 E · Structure no. 15637

Built
1960
65 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete
Length
58 ft
1 main span
Daily traffic
2,291
2024 count
Owner
County
County Highway Agency

About this bridge

Greenwood Blvd over Big Bend Blvd is a concrete slab carrying Greenwood Blvd over Big Bend Blvd in St. Louis County, Missouri. It was built in 1960, so it is 65 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 2,291 vehicles a day, roughly 3% of them trucks, projected to reach 3,093 by 2044. The structure is 58 ft (17.7 m) long and 38 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesGreenwood Blvd
CrossesBig Bend Blvd
LocationS 27 T 44 N R 6 E
RouteCounty Highway 0
CountySt. Louis County
StateMissouri
Coordinates38.60422, -90.32476
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
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
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating73.4 US tons
Inventory rating36.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length58 ft (17.7 m)
Longest span52 ft (15.8 m)
Deck width38 ft (11.6 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,291 (2024)
Projected traffic3,093 by 2044
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$535,000 (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Greenwood Blvd over Big Bend Blvd built?

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

What condition is Greenwood Blvd over Big Bend Blvd in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2024.

How much traffic does Greenwood Blvd over Big Bend Blvd carry?

About 2,291 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Greenwood Blvd over Big Bend Blvd?

The structure is 58 ft (17.7 m) long with a longest span of 52 ft (15.8 m) and a deck 38 ft wide.

Who owns Greenwood Blvd over Big Bend Blvd?

It is owned by the County Highway Agency.