US Bridges

IH 635 EB over Plano RD

Fair

Dallas County, Texas · 1.5 MI SE of Skillman ST · Structure no. 180570237401081

Built
1967
58 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
191 ft
2 main spans
Daily traffic
76,110
2013 count
Owner
State
State Highway Agency

About this bridge

IH 635 EB over Plano RD is a prestressed concrete stringer/multi-beam or girder carrying IH 635 EB over Plano 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 76,110 vehicles a day, roughly 13% of them trucks, projected to reach 106,550 by 2033. The structure is 191 ft (58.2 m) long and 71 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesIH 635 EB
CrossesPlano RD
Location1.5 MI SE of Skillman ST
RouteInterstate 635
CountyDallas County
StateTexas
Coordinates32.8856, -96.70036
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.
Superstructure7 GoodSome minor problems.
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 geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating41 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length191 ft (58.2 m)
Longest span55 ft (16.8 m)
Deck width71 ft (21.6 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic76,110 (2013)
Projected traffic106,550 by 2033
Trucks13%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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$33,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 635 EB over Plano RD built?

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

What condition is IH 635 EB over Plano 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 EB over Plano RD carry?

About 76,110 vehicles per day (2013 count), of which roughly 13% are trucks.

How long is IH 635 EB over Plano RD?

The structure is 191 ft (58.2 m) long with a longest span of 55 ft (16.8 m) and a deck 71 ft wide.

Who owns IH 635 EB over Plano RD?

It is owned by the State Highway Agency.