US Bridges

N Sylvania Ave over SH 121

Fair

Tarrant County, Texas · N Sylvani over SH121 · Structure no. 022200036303014

Built
1963
62 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
235 ft
2 main spans
Daily traffic
12,069
2024 count
Owner
State
State Highway Agency

About this bridge

N Sylvania Ave over SH 121 is a steel continuous stringer/multi-beam or girder carrying N Sylvania Ave over SH 121 in Tarrant County, Texas. It was built in 1963, so it is 62 years old, older than the Texas average of 44.4 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 12,069 vehicles a day, roughly 11% of them trucks, projected to reach 19,806 by 2042. The structure is 235 ft (71.6 m) long and 104 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesN Sylvania Ave
CrossesSH 121
LocationN Sylvani over SH121
RouteCity Street 0
CountyTarrant County
StateTexas
Coordinates32.76745, -97.30879
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating30 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadH 20
Structure length235 ft (71.6 m)
Longest span80 ft (24.4 m)
Deck width104 ft (31.6 m)
Roadway width68 ft (20.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,069 (2024)
Projected traffic19,806 by 2042
Trucks11%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$54,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was N Sylvania Ave over SH 121 built?

It was built in 1963, making it 62 years old in 2025.

What condition is N Sylvania Ave over SH 121 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 N Sylvania Ave over SH 121 carry?

About 12,069 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is N Sylvania Ave over SH 121?

The structure is 235 ft (71.6 m) long with a longest span of 80 ft (24.4 m) and a deck 104 ft wide.

Who owns N Sylvania Ave over SH 121?

It is owned by the State Highway Agency.