US Bridges

Bw 8 E over John Ralston RD

Good

Harris County, Texas · 4.28 MI E of US 59 · Structure no. 121020325602481

Built
2010
15 years old
Condition
Good
inspected August 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,175 ft
10 main spans
Daily traffic
63,500
2010 count
Owner
Toll Authority
Local Toll Authority

About this bridge

Bw 8 E over John Ralston RD is a prestressed concrete stringer/multi-beam or girder carrying Bw 8 E over John Ralston RD in Harris County, Texas. It was built in 2010, so it is 15 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 63,500 vehicles a day, roughly 4% of them trucks, projected to reach 75,000 by 2030. The structure is 1,175 ft (358.1 m) long and 125 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesBw 8 E
CrossesJohn Ralston RD
Location4.28 MI E of US 59
CountyHarris County
StateTexas
Coordinates29.93411, -95.22569
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Last inspectionAugust 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: 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 spans10
Design loadHS 20
Structure length1,175 ft (358.1 m)
Longest span125 ft (38.1 m)
Deck width125 ft (38.2 m)
Roadway width121 ft (36.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic63,500 (2010)
Projected traffic75,000 by 2030
Trucks4%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerLocal Toll Authority
Maintained byLocal Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Bw 8 E over John Ralston RD built?

It was built in 2010, making it 15 years old in 2025.

What condition is Bw 8 E over John Ralston RD 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 2022.

How much traffic does Bw 8 E over John Ralston RD carry?

About 63,500 vehicles per day (2010 count), of which roughly 4% are trucks.

How long is Bw 8 E over John Ralston RD?

The structure is 1,175 ft (358.1 m) long with a longest span of 125 ft (38.1 m) and a deck 125 ft wide.

Who owns Bw 8 E over John Ralston RD?

It is owned by the Local Toll Authority.