US Bridges

IH 35E SB Conn over IH 35E & Dart

Poor

Dallas County, Texas · 1.0 MI N of Spur 366 · Structure no. 180570019603199

Built
1966
59 years old
Condition
Poor
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,996 ft
20 main spans
Daily traffic
24,132
2012 count
Owner
Toll Authority
Local Toll Authority

About this bridge

IH 35E SB Conn over IH 35E & Dart is a steel continuous stringer/multi-beam or girder carrying IH 35E SB Conn over IH 35E & Dart in Dallas County, Texas. It was built in 1966, so it is 59 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 24,132 vehicles a day, projected to reach 38,646 by 2032. The structure is 1,996 ft (608.4 m) long and 24 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesIH 35E SB Conn
CrossesIH 35E & Dart
Location1.0 MI N of Spur 366
StateTexas
Coordinates32.79396, -96.81506
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating31 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans20
Design loadHS 20
Structure length1,996 ft (608.4 m)
Longest span142 ft (43.3 m)
Deck width24 ft (7.3 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,132 (2012)
Projected traffic38,646 by 2032
Trucks0%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway and railroad
Detour if closed9.9 mi (16 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerLocal Toll Authority
Maintained byLocal Toll Authority
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$94,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 35E SB Conn over IH 35E & Dart built?

It was built in 1966, making it 59 years old in 2025.

What condition is IH 35E SB Conn over IH 35E & Dart 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 March 2024.

How much traffic does IH 35E SB Conn over IH 35E & Dart carry?

About 24,132 vehicles per day (2012 count).

How long is IH 35E SB Conn over IH 35E & Dart?

The structure is 1,996 ft (608.4 m) long with a longest span of 142 ft (43.3 m) and a deck 24 ft wide.

Who owns IH 35E SB Conn over IH 35E & Dart?

It is owned by the Local Toll Authority.