US Bridges

IH635/US75 Ramp NW over Cottonwood Creek

Fair

Dallas County, Texas · 0.3 MI NE of IH 635 · Structure no. 180570237401485

Built
2005
20 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
248 ft
3 main spans
Daily traffic
45,658
2020 count
Owner
State
State Highway Agency

About this bridge

IH635/US75 Ramp NW over Cottonwood Creek is a prestressed concrete stringer/multi-beam or girder carrying IH635/US75 Ramp NW over Cottonwood Creek in Dallas County, Texas. It was built in 2005, so it is 20 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 45,658 vehicles a day, projected to reach 63,921 by 2040. The structure is 248 ft (75.6 m) long and 50 ft wide.

Location

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CarriesIH635/US75 Ramp NW
CrossesCottonwood Creek
Location0.3 MI NE of IH 635
RouteInterstate 635
CountyDallas County
StateTexas
Coordinates32.92414, -96.76474
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum 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

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length248 ft (75.6 m)
Longest span84 ft (25.6 m)
Deck width50 ft (15.2 m)
Roadway width48 ft (14.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45,658 (2020)
Projected traffic63,921 by 2040
Trucks0%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 IH635/US75 Ramp NW over Cottonwood Creek built?

It was built in 2005, making it 20 years old in 2025.

What condition is IH635/US75 Ramp NW over Cottonwood Creek 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 September 2023.

How much traffic does IH635/US75 Ramp NW over Cottonwood Creek carry?

About 45,658 vehicles per day (2020 count).

How long is IH635/US75 Ramp NW over Cottonwood Creek?

The structure is 248 ft (75.6 m) long with a longest span of 84 ft (25.6 m) and a deck 50 ft wide.

Who owns IH635/US75 Ramp NW over Cottonwood Creek?

It is owned by the State Highway Agency.