US Bridges

IH 635 WB over Shiloh RD

Fair

Dallas County, Texas · 3.9 MI NW of IH 30 · Structure no. 180570237402074

Built
1967
58 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
216 ft
4 main spans
Daily traffic
81,210
2013 count
Owner
State
State Highway Agency

About this bridge

IH 635 WB over Shiloh RD is a prestressed concrete stringer/multi-beam or girder carrying IH 635 WB over Shiloh RD 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 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 81,210 vehicles a day, roughly 13% of them trucks, projected to reach 113,700 by 2033. The structure is 216 ft (65.8 m) long and 76 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIH 635 WB
CrossesShiloh RD
Location3.9 MI NW of IH 30
RouteInterstate 635
StateTexas
Coordinates32.86684, -96.66554
Functional classUrban Principal Arterial - Interstate

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 inspectionAugust 2023
Inspection intervalevery 48 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 rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length216 ft (65.8 m)
Longest span57 ft (17.4 m)
Deck width76 ft (23.3 m)
Roadway width75 ft (22.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic81,210 (2013)
Projected traffic113,700 by 2033
Trucks13%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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$40,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 635 WB over Shiloh RD built?

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

What condition is IH 635 WB over Shiloh RD 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 August 2023.

How much traffic does IH 635 WB over Shiloh RD carry?

About 81,210 vehicles per day (2013 count), of which roughly 13% are trucks.

How long is IH 635 WB over Shiloh RD?

The structure is 216 ft (65.8 m) long with a longest span of 57 ft (17.4 m) and a deck 76 ft wide.

Who owns IH 635 WB over Shiloh RD?

It is owned by the State Highway Agency.