US Bridges

SH 6 over South Mayde Creek

Fair

Harris County, Texas · 0.75 MI N of IH 10 · Structure no. 121020168505009

Built
1959
66 years old, rebuilt 1990
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
212 ft
7 main spans
Daily traffic
23,735
2020 count
Owner
State
State Highway Agency

About this bridge

SH 6 over South Mayde Creek is a concrete stringer/multi-beam or girder carrying SH 6 over South Mayde Creek in Harris County, Texas. It was built in 1959 and reconstructed in 1990, so it is 66 years old, older 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 23,735 vehicles a day, roughly 5% of them trucks, projected to reach 81,600 by 2033. The structure is 212 ft (64.6 m) long and 99 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesSH 6
CrossesSouth Mayde Creek
Location0.75 MI N of IH 10
RouteState Highway 6
StateTexas
Coordinates29.79625, -95.64499
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 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

MaterialConcrete
DeckConcrete, cast-in-place
Main spans7
Design loadOther
Structure length212 ft (64.6 m)
Longest span30 ft (9.1 m)
Deck width99 ft (30.1 m)
Roadway width96 ft (29.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,735 (2020)
Projected traffic81,600 by 2033
Trucks5%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 6 over South Mayde Creek built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1990.

What condition is SH 6 over South Mayde Creek 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 September 2024.

How much traffic does SH 6 over South Mayde Creek carry?

About 23,735 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is SH 6 over South Mayde Creek?

The structure is 212 ft (64.6 m) long with a longest span of 30 ft (9.1 m) and a deck 99 ft wide.

Who owns SH 6 over South Mayde Creek?

It is owned by the State Highway Agency.