US Bridges

Rt Dd S over Holland Br

Fair

Platte County, Missouri · S 11 T 54 N R 34 W · Structure no. 31145

Built
2005
20 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
115 ft
3 main spans
Daily traffic
111
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Dd S over Holland Br is a prestressed concrete continuous stringer/multi-beam or girder carrying Rt Dd S over Holland Br in Platte County, Missouri. It was built in 2005, so it is 20 years old, younger than the Missouri average of 45.1 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 111 vehicles a day, roughly 5% of them trucks, projected to reach 200 by 2044. The structure is 115 ft (35.1 m) long and 27 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesRt Dd S
CrossesHolland Br
LocationS 11 T 54 N R 34 W
RouteState Highway 0DD
CountyPlatte County
StateMissouri
Coordinates39.50683, -94.69308
Functional classRural Minor Collector

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.
Superstructure9 ExcellentNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97.2 US tons
Inventory rating55.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length115 ft (35.1 m)
Longest span49 ft (14.9 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic111 (2024)
Projected traffic200 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

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 Rt Dd S over Holland Br built?

It was built in 2005, making it 20 years old in 2025.

What condition is Rt Dd S over Holland Br 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 October 2024.

How much traffic does Rt Dd S over Holland Br carry?

About 111 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Rt Dd S over Holland Br?

The structure is 115 ft (35.1 m) long with a longest span of 49 ft (14.9 m) and a deck 27 ft wide.

Who owns Rt Dd S over Holland Br?

It is owned by the State Highway Agency.