US Bridges

CR 48 NB over American Canal

Good

Brazoria County, Texas · 0.4 MI S of CR 59 · Structure no. 120200AA0531008

Built
2017
8 years old
Condition
Good
inspected August 2023
Type
Slab
Prestressed Concrete
Length
85 ft
1 main span
Daily traffic
3,551
2014 count
Owner
County
County Highway Agency

About this bridge

CR 48 NB over American Canal is a prestressed concrete slab carrying CR 48 NB over American Canal in Brazoria County, Texas. It was built in 2017, so it is 8 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 3,551 vehicles a day, projected to reach 4,891 by 2034. The structure is 85 ft (25.9 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesCR 48 NB
CrossesAmerican Canal
Location0.4 MI S of CR 59
RouteCounty Highway 48
CountyBrazoria County
StateTexas
Coordinates29.53488, -95.41675
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 protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
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 typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHL 93
Structure length85 ft (25.9 m)
Longest span35 ft (10.7 m)
Deck width36 ft (11.1 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,551 (2014)
Projected traffic4,891 by 2034
Trucks0%
Lanes on structure2
Traffic directionOne-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—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 48 NB over American Canal built?

It was built in 2017, making it 8 years old in 2025.

What condition is CR 48 NB over American Canal 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 August 2023.

How much traffic does CR 48 NB over American Canal carry?

About 3,551 vehicles per day (2014 count).

How long is CR 48 NB over American Canal?

The structure is 85 ft (25.9 m) long with a longest span of 35 ft (10.7 m) and a deck 36 ft wide.

Who owns CR 48 NB over American Canal?

It is owned by the County Highway Agency.