US Bridges

IH 30 over East Fork Trinity River

Poor

Rockwall County, Texas · 1.40 MI W of FM 740 · Structure no. 181990000912385

Built
1995
30 years old
Condition
Poor
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,050 ft
15 main spans
Daily traffic
82,077
2020 count
Owner
State
State Highway Agency

About this bridge

IH 30 over East Fork Trinity River is a prestressed concrete stringer/multi-beam or girder carrying IH 30 over East Fork Trinity River in Rockwall County, Texas. It was built in 1995, so it is 30 years old, younger 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 82,077 vehicles a day, roughly 11% of them trucks, projected to reach 115,840 by 2033. The structure is 1,050 ft (320 m) long and 118 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesIH 30
CrossesEast Fork Trinity River
Location1.40 MI W of FM 740
RouteInterstate 30
StateTexas
Coordinates32.88929, -96.49082
Functional classUrban Principal Arterial - Interstate

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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans15
Design loadHS 20
Structure length1,050 ft (320 m)
Longest span70 ft (21.3 m)
Deck width118 ft (36 m)
Roadway width113 ft (34.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic82,077 (2020)
Projected traffic115,840 by 2033
Trucks11%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 30 over East Fork Trinity River built?

It was built in 1995, making it 30 years old in 2025.

What condition is IH 30 over East Fork Trinity River 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 September 2023.

How much traffic does IH 30 over East Fork Trinity River carry?

About 82,077 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is IH 30 over East Fork Trinity River?

The structure is 1,050 ft (320 m) long with a longest span of 70 ft (21.3 m) and a deck 118 ft wide.

Who owns IH 30 over East Fork Trinity River?

It is owned by the State Highway Agency.