US Bridges

Reed RD over Northwood Creek

Fair

Shiawassee County, Michigan · 2 MI W of New Lothrop · Structure no. 000000000009842

Built
1971
54 years old
Condition
Fair
inspected April 2024
Type
Culvert
Steel
Length
28 ft
2 main spans
Daily traffic
495
2003 count
Owner
County
County Highway Agency

About this bridge

Reed RD over Northwood Creek is a steel culvert carrying Reed RD over Northwood Creek in Shiawassee County, Michigan. It was built in 1971, so it is 54 years old, older than the Michigan average of 48.3 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 495 vehicles a day, roughly 5% of them trucks, projected to reach 736 by 2023. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesReed RD
CrossesNorthwood Creek
Location2 MI W of New Lothrop
RouteCounty Highway 0
Coordinates43.12261, -84.00758
Functional classRural 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating103.9 US tons
Inventory rating62.2 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length28 ft (8.5 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic495 (2003)
Projected traffic736 by 2023
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Reed RD over Northwood Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is Reed RD over Northwood 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 April 2024.

How much traffic does Reed RD over Northwood Creek carry?

About 495 vehicles per day (2003 count), of which roughly 5% are trucks.

How long is Reed RD over Northwood Creek?

The structure is 28 ft (8.5 m) long with a longest span of 12 ft (3.7 m).

Who owns Reed RD over Northwood Creek?

It is owned by the County Highway Agency.