US Bridges

Marilyn RD over Sand Creek

Good

Hamilton County, Indiana · 00.09 N of 136th ST · Structure no. 2900167

Built
1987
38 years old
Condition
Good
inspected August 2023
Type
Slab
Wood or Timber
Length
36 ft
2 main spans
Daily traffic
5,010
2024 count
Owner
County
County Highway Agency

About this bridge

Marilyn RD over Sand Creek is a wood or timber slab carrying Marilyn RD over Sand Creek in Hamilton County, Indiana. It was built in 1987, so it is 38 years old, younger than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,010 vehicles a day, roughly 2% of them trucks, projected to reach 9,020 by 2044. The structure is 36 ft (10.9 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMarilyn RD
CrossesSand Creek
Location00.09 N of 136th ST
RouteCity Street 0
StateIndiana
Coordinates39.98781, -85.95195
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating56.4 US tons
Inventory rating43.5 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadUnknown
Structure length36 ft (10.9 m)
Longest span17 ft (5.1 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,010 (2024)
Projected traffic9,020 by 2044
Trucks2%
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 Marilyn RD over Sand Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Marilyn RD over Sand Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2023.

How much traffic does Marilyn RD over Sand Creek carry?

About 5,010 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Marilyn RD over Sand Creek?

The structure is 36 ft (10.9 m) long with a longest span of 17 ft (5.1 m) and a deck 25 ft wide.

Who owns Marilyn RD over Sand Creek?

It is owned by the County Highway Agency.