US Bridges

CR 48 Northbound over Mustang Bayou

Good

Brazoria County, Texas · 0.6 MI S of CR 59 · Structure no. 120200AA0531006

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

About this bridge

CR 48 Northbound over Mustang Bayou is a prestressed concrete slab carrying CR 48 Northbound over Mustang Bayou 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, roughly 1% of them trucks, projected to reach 4,891 by 2034. The structure is 100 ft (30.5 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesCR 48 Northbound
CrossesMustang Bayou
Location0.6 MI S of CR 59
RouteCounty Highway 48
CountyBrazoria County
StateTexas
Coordinates29.53248, -95.41668
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.
Substructure7 GoodSome minor problems.
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 evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to 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 spans3
Design loadHL 93
Structure length100 ft (30.5 m)
Longest span40 ft (12.2 m)
Deck width37 ft (11.2 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,551 (2014)
Projected traffic4,891 by 2034
Trucks1%
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 Northbound over Mustang Bayou built?

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

What condition is CR 48 Northbound over Mustang Bayou 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 Northbound over Mustang Bayou carry?

About 3,551 vehicles per day (2014 count), of which roughly 1% are trucks.

How long is CR 48 Northbound over Mustang Bayou?

The structure is 100 ft (30.5 m) long with a longest span of 40 ft (12.2 m) and a deck 37 ft wide.

Who owns CR 48 Northbound over Mustang Bayou?

It is owned by the County Highway Agency.