US Bridges

Spur 366 EB Conn C over IH 35E Nbfr

Fair

Dallas County, Texas · At Spur 366 Interchange · Structure no. 180570019603223

Built
1981
44 years old
Condition
Fair
inspected March 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
630 ft
7 main spans
Daily traffic
22,880
2013 count
Owner
State
State Highway Agency

About this bridge

Spur 366 EB Conn C over IH 35E Nbfr is a prestressed concrete stringer/multi-beam or girder carrying Spur 366 EB Conn C over IH 35E Nbfr in Dallas County, Texas. It was built in 1981, so it is 44 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 22,880 vehicles a day, roughly 10% of them trucks, projected to reach 32,030 by 2033. The structure is 630 ft (192 m) long and 26 ft wide.

Location

Open in Google Maps
CarriesSpur 366 EB Conn C
CrossesIH 35E Nbfr
LocationAt Spur 366 Interchange
RouteInterstate 35
CountyDallas County
StateTexas
Coordinates32.7812, -96.81138
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
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 spans7
Design loadHS 20
Structure length630 ft (192 m)
Longest span91 ft (27.7 m)
Deck width26 ft (8 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deck19 ft (5.7 m)

Traffic and service

Average daily traffic22,880 (2013)
Projected traffic32,030 by 2033
Trucks10%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Spur 366 EB Conn C over IH 35E Nbfr built?

It was built in 1981, making it 44 years old in 2025.

What condition is Spur 366 EB Conn C over IH 35E Nbfr 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 March 2022.

How much traffic does Spur 366 EB Conn C over IH 35E Nbfr carry?

About 22,880 vehicles per day (2013 count), of which roughly 10% are trucks.

How long is Spur 366 EB Conn C over IH 35E Nbfr?

The structure is 630 ft (192 m) long with a longest span of 91 ft (27.7 m) and a deck 26 ft wide.

Who owns Spur 366 EB Conn C over IH 35E Nbfr?

It is owned by the State Highway Agency.