US Bridges

ST Francis Ave SB over IH 30

Poor

Dallas County, Texas · 0.6 MI W of Lp 12 · Structure no. 180570000911372

Built
1959
66 years old
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
323 ft
4 main spans
Daily traffic
2,597
2019 count
Owner
State
State Highway Agency

About this bridge

ST Francis Ave SB over IH 30 is a steel continuous stringer/multi-beam or girder carrying ST Francis Ave SB over IH 30 in Dallas County, Texas. It was built in 1959, so it is 66 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 4 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 2,597 vehicles a day, roughly 3% of them trucks, projected to reach 3,635 by 2040. The structure is 323 ft (98.5 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesST Francis Ave SB
CrossesIH 30
Location0.6 MI W of Lp 12
RouteCity Street 0
CountyDallas County
StateTexas
Coordinates32.79607, -96.69221
Functional classUrban Collector

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 12 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 rating44 US tons
Inventory rating26 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4 (+2 approach)
Design loadH 20
Structure length323 ft (98.5 m)
Longest span70 ft (21.3 m)
Deck width29 ft (8.9 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,597 (2019)
Projected traffic3,635 by 2040
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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$18,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was ST Francis Ave SB over IH 30 built?

It was built in 1959, making it 66 years old in 2025.

What condition is ST Francis Ave SB over IH 30 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 May 2024.

How much traffic does ST Francis Ave SB over IH 30 carry?

About 2,597 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is ST Francis Ave SB over IH 30?

The structure is 323 ft (98.5 m) long with a longest span of 70 ft (21.3 m) and a deck 29 ft wide.

Who owns ST Francis Ave SB over IH 30?

It is owned by the State Highway Agency.