US Bridges

SH 99 over Hcfcd Ditch L112-02-00

Good

Harris County, Texas · 3.50 MI N of US 290 · Structure no. 121020351006203

Built
2015
10 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
53 ft
5 main spans
Daily traffic
4,000
2015 count
Owner
State
State Highway Agency

About this bridge

SH 99 over Hcfcd Ditch L112-02-00 is a concrete culvert carrying SH 99 over Hcfcd Ditch L112-02-00 in Harris County, Texas. It was built in 2015, so it is 10 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 4,000 vehicles a day, roughly 5% of them trucks, projected to reach 6,000 by 2035. The structure is 53 ft (16.2 m) long and 175 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 99
CrossesHcfcd Ditch L112-02-00
Location3.50 MI N of US 290
StateTexas
Coordinates30.04649, -95.75383
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 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 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 typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadHL 93
Structure length53 ft (16.2 m)
Longest span9 ft (2.7 m)
Deck width175 ft (53.3 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,000 (2015)
Projected traffic6,000 by 2035
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SH 99 over Hcfcd Ditch L112-02-00 built?

It was built in 2015, making it 10 years old in 2025.

What condition is SH 99 over Hcfcd Ditch L112-02-00 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 SH 99 over Hcfcd Ditch L112-02-00 carry?

About 4,000 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is SH 99 over Hcfcd Ditch L112-02-00?

The structure is 53 ft (16.2 m) long with a longest span of 9 ft (2.7 m) and a deck 175 ft wide.

Who owns SH 99 over Hcfcd Ditch L112-02-00?

It is owned by the State Highway Agency.