US Bridges

Birch Rd. over Clear Lake Shore Can

Good

Galveston County, Texas · 0.1 MI E of Clear Lake RD · Structure no. 120850AA0276001

Built
2012
13 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
900
2011 count
Owner
County
County Highway Agency

About this bridge

Birch Rd. over Clear Lake Shore Can is a prestressed concrete box beam or girders - multiple carrying Birch Rd. over Clear Lake Shore Can in Galveston County, Texas. It was built in 2012, so it is 13 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 900 vehicles a day, projected to reach 1,300 by 2031. The structure is 70 ft (21.3 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesBirch Rd.
CrossesClear Lake Shore Can
Location0.1 MI E of Clear Lake RD
RouteCounty Highway 0
CountyGalveston County
StateTexas
Coordinates29.54298, -95.0287
Functional classRural 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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
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 typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length70 ft (21.3 m)
Longest span70 ft (21.3 m)
Deck width33 ft (10 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2011)
Projected traffic1,300 by 2031
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Birch Rd. over Clear Lake Shore Can built?

It was built in 2012, making it 13 years old in 2025.

What condition is Birch Rd. over Clear Lake Shore Can 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 2023.

How much traffic does Birch Rd. over Clear Lake Shore Can carry?

About 900 vehicles per day (2011 count).

How long is Birch Rd. over Clear Lake Shore Can?

The structure is 70 ft (21.3 m) long with a longest span of 70 ft (21.3 m) and a deck 33 ft wide.

Who owns Birch Rd. over Clear Lake Shore Can?

It is owned by the County Highway Agency.