US Bridges

Motley Dr. SB over IH 30

Good

Dallas County, Texas · 1.8 Mi. SW of IH 635 · Structure no. 180570000911374

Built
1972
53 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
300 ft
4 main spans
Daily traffic
15,468
2014 count
Owner
State
State Highway Agency

About this bridge

Motley Dr. SB over IH 30 is a prestressed concrete stringer/multi-beam or girder carrying Motley Dr. SB over IH 30 in Dallas County, Texas. It was built in 1972, so it is 53 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 15,468 vehicles a day, projected to reach 2,500 by 2036. The structure is 300 ft (91.4 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesMotley Dr. SB
CrossesIH 30
Location1.8 Mi. SW of IH 635
RouteCity Street 233
CountyDallas County
StateTexas
Coordinates32.81025, -96.65533
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69 US tons
Inventory rating41 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4 (+2 approach)
Design loadHS 20
Structure length300 ft (91.4 m)
Longest span65 ft (19.8 m)
Deck width32 ft (9.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,468 (2014)
Projected traffic2,500 by 2036
Trucks0%
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 Motley Dr. SB over IH 30 built?

It was built in 1972, making it 53 years old in 2025.

What condition is Motley Dr. SB over IH 30 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2024.

How much traffic does Motley Dr. SB over IH 30 carry?

About 15,468 vehicles per day (2014 count).

How long is Motley Dr. SB over IH 30?

The structure is 300 ft (91.4 m) long with a longest span of 65 ft (19.8 m) and a deck 32 ft wide.

Who owns Motley Dr. SB over IH 30?

It is owned by the State Highway Agency.