US Bridges

Bw 8 SB over Armand Relief

Good

Harris County, Texas · 5.0 MI NE of IH 45 (s) · Structure no. 121020325603377

Built
1995
30 years old, rebuilt 2021
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
194 ft
1 main span
Daily traffic
70,069
2023 count
Owner
Toll Authority
Local Toll Authority

About this bridge

Bw 8 SB over Armand Relief is a prestressed concrete stringer/multi-beam or girder carrying Bw 8 SB over Armand Relief in Harris County, Texas. It was built in 1995 and reconstructed in 2021, so it is 30 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 70,069 vehicles a day, roughly 10% of them trucks, projected to reach 98,097 by 2042. The structure is 194 ft (59.1 m) long and 72 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBw 8 SB
CrossesArmand Relief
Location5.0 MI NE of IH 45 (s)
StateTexas
Coordinates29.65972, -95.15633
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1 (+2 approach)
Design loadHS 20
Structure length194 ft (59.1 m)
Longest span80 ft (24.4 m)
Deck width72 ft (21.8 m)
Roadway width69 ft (21.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70,069 (2023)
Projected traffic98,097 by 2042
Trucks10%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesRelief for waterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Bw 8 SB over Armand Relief built?

It was built in 1995, making it 30 years old in 2025. It was reconstructed in 2021.

What condition is Bw 8 SB over Armand Relief 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 October 2024.

How much traffic does Bw 8 SB over Armand Relief carry?

About 70,069 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Bw 8 SB over Armand Relief?

The structure is 194 ft (59.1 m) long with a longest span of 80 ft (24.4 m) and a deck 72 ft wide.

Who owns Bw 8 SB over Armand Relief?

It is owned by the Local Toll Authority.