US Bridges

Hillcrest RD NB over White Rock Creek

Poor

Dallas County, Texas · 0.15 MI N of IH 635 · Structure no. 1805709H6090004

Built
1974
51 years old
Condition
Poor
inspected November 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
367 ft
9 main spans
Daily traffic
14,029
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

Hillcrest RD NB over White Rock Creek is a concrete stringer/multi-beam or girder carrying Hillcrest RD NB over White Rock Creek in Dallas County, Texas. It was built in 1974, so it is 51 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 2 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 14,029 vehicles a day, projected to reach 11,820 by 2031. The structure is 367 ft (111.9 m) long and 46 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHillcrest RD NB
CrossesWhite Rock Creek
Location0.15 MI N of IH 635
RouteCity Street 46
StateTexas
Coordinates32.92721, -96.78622
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure2 CriticalAdvanced deterioration of primary structural elements. Bridge may be closed until corrective action is taken.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; extensive scour has occurred
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length367 ft (111.9 m)
Longest span41 ft (12.5 m)
Deck width46 ft (14.1 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,029 (2014)
Projected traffic11,820 by 2031
Trucks0%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$30,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Hillcrest RD NB over White Rock Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is Hillcrest RD NB over White Rock Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2024.

How much traffic does Hillcrest RD NB over White Rock Creek carry?

About 14,029 vehicles per day (2014 count).

How long is Hillcrest RD NB over White Rock Creek?

The structure is 367 ft (111.9 m) long with a longest span of 41 ft (12.5 m) and a deck 46 ft wide.

Who owns Hillcrest RD NB over White Rock Creek?

It is owned by the City or Municipal Highway Agency.