US Bridges

Pleasant Valley RD over Little Salt River

Good

Isabella County, Michigan · Sec 16-21 Coe Twp · Structure no. 000000000004331

Built
1989
36 years old
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
48 ft
1 main span
Daily traffic
511
2005 count
Owner
County
County Highway Agency

About this bridge

Pleasant Valley RD over Little Salt River is a prestressed concrete box beam or girders - multiple carrying Pleasant Valley RD over Little Salt River in Isabella County, Michigan. It was built in 1989, so it is 36 years old, younger than the Michigan average of 48.3 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 511 vehicles a day, projected to reach 539 by 2022. The structure is 48 ft (14.6 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesPleasant Valley RD
CrossesLittle Salt River
LocationSec 16-21 Coe Twp
RouteCounty Highway 0
Coordinates43.5097, -84.68676
Functional classRural 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 protection8 Very GoodNo problems noted.
Last inspectionMay 2024
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.8 US tons
Inventory rating45.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length48 ft (14.6 m)
Longest span44 ft (13.4 m)
Deck width31 ft (9.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic511 (2005)
Projected traffic539 by 2022
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Pleasant Valley RD over Little Salt River built?

It was built in 1989, making it 36 years old in 2025.

What condition is Pleasant Valley RD over Little Salt River 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 May 2024.

How much traffic does Pleasant Valley RD over Little Salt River carry?

About 511 vehicles per day (2005 count).

How long is Pleasant Valley RD over Little Salt River?

The structure is 48 ft (14.6 m) long with a longest span of 44 ft (13.4 m) and a deck 31 ft wide.

Who owns Pleasant Valley RD over Little Salt River?

It is owned by the County Highway Agency.