US Bridges

FAU 3529 over S. Maple / I-40 EB

Fair

Putnam County, Tennessee · 5 MI from SR111 · Structure no. 71I00400031

Built
1960
65 years old, rebuilt 1998
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
175 ft
3 main spans
Daily traffic
3,953
2021 count
Owner
State
State Highway Agency

About this bridge

FAU 3529 over S. Maple / I-40 EB is a prestressed concrete box beam or girders - multiple carrying FAU 3529 over S. Maple / I-40 EB in Putnam County, Tennessee. It was built in 1960 and reconstructed in 1998, so it is 65 years old, older than the Tennessee average of 47.4 years.

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

It carries about 3,953 vehicles a day, roughly 3% of them trucks, projected to reach 6,325 by 2042. The structure is 175 ft (53.3 m) long and 37 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesFAU 3529
CrossesS. Maple / I-40 EB
Location5 MI from SR111
RouteCounty Highway 3529
CountyPutnam County
StateTennessee
Coordinates36.13493, -85.48748
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length175 ft (53.3 m)
Longest span59 ft (18 m)
Deck width37 ft (11.4 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,953 (2021)
Projected traffic6,325 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was FAU 3529 over S. Maple / I-40 EB built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1998.

What condition is FAU 3529 over S. Maple / I-40 EB 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 July 2024.

How much traffic does FAU 3529 over S. Maple / I-40 EB carry?

About 3,953 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is FAU 3529 over S. Maple / I-40 EB?

The structure is 175 ft (53.3 m) long with a longest span of 59 ft (18 m) and a deck 37 ft wide.

Who owns FAU 3529 over S. Maple / I-40 EB?

It is owned by the State Highway Agency.