US Bridges

Martz RD over Paint Creek

Fair

Washtenaw County, Michigan · Ypsilanti Twp Sec 34 · Structure no. 000000000011034

Built
1965
60 years old
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
32 ft
1 main span
Daily traffic
4,021
2015 count
Owner
County
County Highway Agency

About this bridge

Martz RD over Paint Creek is a prestressed concrete box beam or girders - multiple carrying Martz RD over Paint Creek in Washtenaw County, Michigan. It was built in 1965, so it is 60 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 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 4,021 vehicles a day, roughly 9% of them trucks, projected to reach 6,720 by 2035. The structure is 32 ft (9.7 m) long and 27 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesMartz RD
CrossesPaint Creek
LocationYpsilanti Twp Sec 34
RouteCounty Highway 0
CountyWashtenaw County
StateMichigan
Coordinates42.18063, -83.59469
Functional classUrban 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionApril 2024
Inspection intervalevery 24 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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length32 ft (9.7 m)
Longest span32 ft (9.7 m)
Deck width27 ft (8.3 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,021 (2015)
Projected traffic6,720 by 2035
Trucks9%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$100,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Martz RD over Paint Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is Martz RD over Paint 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 Martz RD over Paint Creek carry?

About 4,021 vehicles per day (2015 count), of which roughly 9% are trucks.

How long is Martz RD over Paint Creek?

The structure is 32 ft (9.7 m) long with a longest span of 32 ft (9.7 m) and a deck 27 ft wide.

Who owns Martz RD over Paint Creek?

It is owned by the County Highway Agency.