US Bridges

Throckmorton RD over Clemons Creek

Good

Collin County, Texas · 1.00 MI E of SH 5 · Structure no. 180430V00083003

Built
2018
7 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete
Length
88 ft
8 main spans
Daily traffic
210
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

Throckmorton RD over Clemons Creek is a concrete culvert carrying Throckmorton RD over Clemons Creek in Collin County, Texas. It was built in 2018, so it is 7 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 210 vehicles a day, roughly 3% of them trucks, projected to reach 210 by 2042. The structure is 88 ft (26.8 m) long and 106 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesThrockmorton RD
CrossesClemons Creek
Location1.00 MI E of SH 5
RouteCity Street 0
StateTexas
Coordinates33.30496, -96.5497
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans8
Design loadHL 93
Structure length88 ft (26.8 m)
Longest span10 ft (3 m)
Deck width106 ft (32.4 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic210 (2018)
Projected traffic210 by 2042
Trucks3%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Throckmorton RD over Clemons Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is Throckmorton RD over Clemons Creek 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 June 2024.

How much traffic does Throckmorton RD over Clemons Creek carry?

About 210 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is Throckmorton RD over Clemons Creek?

The structure is 88 ft (26.8 m) long with a longest span of 10 ft (3 m) and a deck 106 ft wide.

Who owns Throckmorton RD over Clemons Creek?

It is owned by the City or Municipal Highway Agency.