US Bridges

Rp IS64E to Grand over Fdrl Sign CO Entr

Poor

St. Louis city, Missouri · S 16 T 45 N R 7 E · Structure no. 383

Built
1960
65 years old
Condition
Poor
inspected July 2023
Type
Slab
Concrete Continuous
Length
71 ft
3 main spans
Daily traffic
6,137
2024 count
Owner
State
State Highway Agency

About this bridge

Rp IS64E to Grand over Fdrl Sign CO Entr is a concrete continuous slab carrying Rp IS64E to Grand over Fdrl Sign CO Entr in St. Louis city, 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 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 6,137 vehicles a day, roughly 18% of them trucks, projected to reach 7,671 by 2044. The structure is 71 ft (21.6 m) long and 33 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

Open in Google Maps
CarriesRp IS64E to Grand
CrossesFdrl Sign CO Entr
LocationS 16 T 45 N R 7 E
RouteState Highway 0
CountySt. Louis city
StateMissouri
Coordinates38.63081, -90.23506
Functional classUrban Principal Arterial - Interstate

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating79.4 US tons
Inventory rating47.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length71 ft (21.6 m)
Longest span31 ft (9.3 m)
Deck width33 ft (10 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,137 (2024)
Projected traffic7,671 by 2044
Trucks18%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$897,000 (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Rp IS64E to Grand over Fdrl Sign CO Entr built?

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

What condition is Rp IS64E to Grand over Fdrl Sign CO Entr 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 July 2023.

How much traffic does Rp IS64E to Grand over Fdrl Sign CO Entr carry?

About 6,137 vehicles per day (2024 count), of which roughly 18% are trucks.

How long is Rp IS64E to Grand over Fdrl Sign CO Entr?

The structure is 71 ft (21.6 m) long with a longest span of 31 ft (9.3 m) and a deck 33 ft wide.

Who owns Rp IS64E to Grand over Fdrl Sign CO Entr?

It is owned by the State Highway Agency.