US Bridges

Bw 8 Nbml over Hcfcd Ditch

Fair

Harris County, Texas · 1.7 MI N of US 59 · Structure no. 121020325601137

Built
1987
38 years old, rebuilt 2007
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
96 ft
1 main span
Daily traffic
142,789
2023 count
Owner
Toll Authority
Local Toll Authority

About this bridge

Bw 8 Nbml over Hcfcd Ditch is a prestressed concrete stringer/multi-beam or girder carrying Bw 8 Nbml over Hcfcd Ditch in Harris County, Texas. It was built in 1987 and reconstructed in 2007, so it is 38 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 142,789 vehicles a day, roughly 7% of them trucks, projected to reach 199,905 by 2042. The structure is 96 ft (29.3 m) long and 95 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesBw 8 Nbml
CrossesHcfcd Ditch
Location1.7 MI N of US 59
CountyHarris County
StateTexas
Coordinates29.68471, -95.55829
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable 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

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length96 ft (29.3 m)
Longest span96 ft (29.3 m)
Deck width95 ft (29 m)
Roadway width92 ft (28 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic142,789 (2023)
Projected traffic199,905 by 2042
Trucks7%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$16,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Bw 8 Nbml over Hcfcd Ditch built?

It was built in 1987, making it 38 years old in 2025. It was reconstructed in 2007.

What condition is Bw 8 Nbml over Hcfcd Ditch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does Bw 8 Nbml over Hcfcd Ditch carry?

About 142,789 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Bw 8 Nbml over Hcfcd Ditch?

The structure is 96 ft (29.3 m) long with a longest span of 96 ft (29.3 m) and a deck 95 ft wide.

Who owns Bw 8 Nbml over Hcfcd Ditch?

It is owned by the Local Toll Authority.