US Bridges

Silver Lake T3608 over Holes Creek

Fair

Montgomery County, Ohio · 150 Ft West of Yankee ST · Structure no. 5752507

Built
1979
46 years old
Condition
Fair
inspected December 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
32 ft
1 main span
Daily traffic
1,018
2018 count
Owner
County
County Highway Agency

About this bridge

Silver Lake T3608 over Holes Creek is a prestressed concrete box beam or girders - multiple carrying Silver Lake T3608 over Holes Creek in Montgomery County, Ohio. It was built in 1979, so it is 46 years old, younger than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 1,018 vehicles a day, roughly 1% of them trucks, projected to reach 1,413 by 2038. The structure is 32 ft (9.8 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSilver Lake T3608
CrossesHoles Creek
Location150 Ft West of Yankee ST
RouteCounty Highway T3608
StateOhio
Coordinates39.60934, -84.19924
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating57.5 US tons
Inventory rating44.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length32 ft (9.8 m)
Longest span28 ft (8.5 m)
Deck width36 ft (11 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,018 (2018)
Projected traffic1,413 by 2038
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Silver Lake T3608 over Holes Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is Silver Lake T3608 over Holes 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 December 2024.

How much traffic does Silver Lake T3608 over Holes Creek carry?

About 1,018 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is Silver Lake T3608 over Holes Creek?

The structure is 32 ft (9.8 m) long with a longest span of 28 ft (8.5 m) and a deck 36 ft wide.

Who owns Silver Lake T3608 over Holes Creek?

It is owned by the County Highway Agency.