US Bridges

SH 105 over Coles Creek

Good

Washington County, Texas · 0.59 MI E of FM 1155 · Structure no. 172390031506082

Built
2021
4 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
520 ft
4 main spans
Daily traffic
5,800
2010 count
Owner
State
State Highway Agency

About this bridge

SH 105 over Coles Creek is a prestressed concrete stringer/multi-beam or girder carrying SH 105 over Coles Creek in Washington County, Texas. It was built in 2021, so it is 4 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 5,800 vehicles a day, projected to reach 9,550 by 2040. The structure is 520 ft (158.5 m) long and 46 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesSH 105
CrossesColes Creek
Location0.59 MI E of FM 1155
RouteState Highway 105
CountyWashington County
StateTexas
Coordinates30.34849, -96.16547
Functional classRural Principal Arterial - Other

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 protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 spans4
Design loadHL 93
Structure length520 ft (158.5 m)
Longest span130 ft (39.6 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,800 (2010)
Projected traffic9,550 by 2040
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
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 SH 105 over Coles Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is SH 105 over Coles 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 April 2023.

How much traffic does SH 105 over Coles Creek carry?

About 5,800 vehicles per day (2010 count).

How long is SH 105 over Coles Creek?

The structure is 520 ft (158.5 m) long with a longest span of 130 ft (39.6 m) and a deck 46 ft wide.

Who owns SH 105 over Coles Creek?

It is owned by the State Highway Agency.