US Bridges

Forest LN over IH 635

Fair

Dallas County, Texas · 2.13 MI E of US 75 · Structure no. 180570237401052

Built
1967
58 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
357 ft
2 main spans
Daily traffic
22,818
2022 count
Owner
State
State Highway Agency

About this bridge

Forest LN over IH 635 is a steel continuous stringer/multi-beam or girder carrying Forest LN over IH 635 in Dallas County, Texas. It was built in 1967, so it is 58 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 5 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 22,818 vehicles a day, roughly 3% of them trucks, projected to reach 34,192 by 2040. The structure is 357 ft (108.9 m) long and 71 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesForest LN
CrossesIH 635
Location2.13 MI E of US 75
RouteCity Street 0
CountyDallas County
StateTexas
Coordinates32.9091, -96.73254
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57 US tons
Inventory rating34 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadH 20
Structure length357 ft (108.9 m)
Longest span119 ft (36.3 m)
Deck width71 ft (21.6 m)
Roadway width58 ft (17.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,818 (2022)
Projected traffic34,192 by 2040
Trucks3%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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$70,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Forest LN over IH 635 built?

It was built in 1967, making it 58 years old in 2025.

What condition is Forest LN over IH 635 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 September 2023.

How much traffic does Forest LN over IH 635 carry?

About 22,818 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Forest LN over IH 635?

The structure is 357 ft (108.9 m) long with a longest span of 119 ft (36.3 m) and a deck 71 ft wide.

Who owns Forest LN over IH 635?

It is owned by the State Highway Agency.