US Bridges

Neiman RD over Drainage Ditch

Fair

Harris County, Texas · 0.01 MI S of Shoreshadow · Structure no. 121020B46713230

Built
1960
65 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
73 ft
1 main span
Daily traffic
70
2009 count
Owner
City
City or Municipal Highway Agency

About this bridge

Neiman RD over Drainage Ditch is a steel continuous stringer/multi-beam or girder carrying Neiman RD over Drainage Ditch in Harris County, Texas. It was built in 1960, so it is 65 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 70 vehicles a day, projected to reach 140 by 2028. The structure is 73 ft (22.3 m) long and 22 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesNeiman RD
CrossesDrainage Ditch
Location0.01 MI S of Shoreshadow
RouteCity Street 0
CountyHarris County
StateTexas
Coordinates30.0537, -95.1211
Functional classUrban Local

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadUnknown
Structure length73 ft (22.3 m)
Longest span30 ft (9.1 m)
Deck width22 ft (6.6 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2009)
Projected traffic140 by 2028
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$36,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Neiman RD over Drainage Ditch built?

It was built in 1960, making it 65 years old in 2025.

What condition is Neiman RD over Drainage 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 2023.

How much traffic does Neiman RD over Drainage Ditch carry?

About 70 vehicles per day (2009 count).

How long is Neiman RD over Drainage Ditch?

The structure is 73 ft (22.3 m) long with a longest span of 30 ft (9.1 m) and a deck 22 ft wide.

Who owns Neiman RD over Drainage Ditch?

It is owned by the City or Municipal Highway Agency.