US Bridges

Preston RD NB over IH 635

Fair

Dallas County, Texas · 1 MI E of Dallas N Toll · Structure no. 180570237401523

Built
2013
12 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
291 ft
1 main span
Daily traffic
23,760
2023 count
Owner
State
State Highway Agency

About this bridge

Preston RD NB over IH 635 is a prestressed concrete stringer/multi-beam or girder carrying Preston RD NB over IH 635 in Dallas County, Texas. It was built in 2013, so it is 12 years old, younger 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 23,760 vehicles a day, roughly 10% of them trucks, projected to reach 17,913 by 2041. The structure is 291 ft (88.7 m) long and 96 ft wide.

Location

Open in Google Maps
CarriesPreston RD NB
CrossesIH 635
Location1 MI E of Dallas N Toll
RouteState Highway 289
CountyDallas County
StateTexas
Coordinates32.92547, -96.80342
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable 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

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHL 93
Structure length291 ft (88.7 m)
Longest span132 ft (40.2 m)
Deck width96 ft (29.4 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,760 (2023)
Projected traffic17,913 by 2041
Trucks10%
Lanes on structure6
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byPrivate (other than railroad)
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Preston RD NB over IH 635 built?

It was built in 2013, making it 12 years old in 2025.

What condition is Preston RD NB 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 June 2023.

How much traffic does Preston RD NB over IH 635 carry?

About 23,760 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Preston RD NB over IH 635?

The structure is 291 ft (88.7 m) long with a longest span of 132 ft (40.2 m) and a deck 96 ft wide.

Who owns Preston RD NB over IH 635?

It is owned by the State Highway Agency and maintained by the Private (other than railroad).