US Bridges

S Mason RD SB over Hcfcd Ditch

Fair

Harris County, Texas · 0.85 MI S of IH 10 · Structure no. 121020AA2581001

Built
1970
55 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
131 ft
3 main spans
Daily traffic
22,128
2016 count
Owner
County
County Highway Agency

About this bridge

S Mason RD SB over Hcfcd Ditch is a prestressed concrete box beam or girders - multiple carrying S Mason RD SB over Hcfcd Ditch in Harris County, Texas. It was built in 1970, so it is 55 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 22,128 vehicles a day, roughly 1% of them trucks, projected to reach 22,800 by 2033. The structure is 131 ft (39.9 m) long and 55 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesS Mason RD SB
CrossesHcfcd Ditch
Location0.85 MI S of IH 10
RouteCounty Highway 0
CountyHarris County
StateTexas
Coordinates29.77254, -95.75175
Functional classUrban Minor 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadUnknown
Structure length131 ft (39.9 m)
Longest span44 ft (13.4 m)
Deck width55 ft (16.8 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,128 (2016)
Projected traffic22,800 by 2033
Trucks1%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$11,000
NavigationNo navigation control on waterway

Frequently asked questions

When was S Mason RD SB over Hcfcd Ditch built?

It was built in 1970, making it 55 years old in 2025.

What condition is S Mason RD SB 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 September 2023.

How much traffic does S Mason RD SB over Hcfcd Ditch carry?

About 22,128 vehicles per day (2016 count), of which roughly 1% are trucks.

How long is S Mason RD SB over Hcfcd Ditch?

The structure is 131 ft (39.9 m) long with a longest span of 44 ft (13.4 m) and a deck 55 ft wide.

Who owns S Mason RD SB over Hcfcd Ditch?

It is owned by the County Highway Agency.