US Bridges

Davenport RD over Mckamy Branch

Good

Dallas County, Texas · 0.3 MI East of Preston RD · Structure no. 1805709D1680002

Built
1989
36 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
123 ft
3 main spans
Daily traffic
3,740
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Davenport RD over Mckamy Branch is a concrete stringer/multi-beam or girder carrying Davenport RD over Mckamy Branch in Dallas County, Texas. It was built in 1989, so it is 36 years old, younger 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 3,740 vehicles a day, roughly 7% of them trucks, projected to reach 1,200 by 2031. The structure is 123 ft (37.5 m) long and 56 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesDavenport RD
CrossesMckamy Branch
Location0.3 MI East of Preston RD
RouteCity Street 0
StateTexas
Coordinates32.97618, -96.79948
Functional classUrban Local

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length123 ft (37.5 m)
Longest span41 ft (12.4 m)
Deck width56 ft (17.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,740 (2019)
Projected traffic1,200 by 2031
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$14,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Davenport RD over Mckamy Branch built?

It was built in 1989, making it 36 years old in 2025.

What condition is Davenport RD over Mckamy Branch 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 November 2024.

How much traffic does Davenport RD over Mckamy Branch carry?

About 3,740 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is Davenport RD over Mckamy Branch?

The structure is 123 ft (37.5 m) long with a longest span of 41 ft (12.4 m) and a deck 56 ft wide.

Who owns Davenport RD over Mckamy Branch?

It is owned by the City or Municipal Highway Agency.