M Road SE
Carrying M Road SE over EL 29 Waste Way
M SE 0.01 N of 5 SE, Grant, Washington
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: M Road SE
The M Road SE bridge in Grant, Washington carries M Road SE over EL 29 Waste Way. It was built in 1980, making it 46 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 8.2 meters (27 feet) end to end. Daily traffic averages 2,094 vehicles, placing it in the moderately-trafficked tier of Washington bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show a deck rating of 7/9, superstructure at 4/9, substructure at 7/9. The weakest component sits in poor condition. Because at least one major component scores 4 or lower, this bridge falls in FHWA's Poor condition category. That category is not a closure order. Its NBI inventory load rating is 16.8 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How M Road SE compares
Live comparison across Washington.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1980
- Material
- Prestressed Concrete
- Number of Spans
- 1
- Structure Length
- 8.2 m (27 ft)
- Deck Width
- 8.5 m (28 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 2,094 vehicles/day
- Structure Number
- 084078000000000
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
- • At 4/9, the superstructure (beams and supports above the deck) is in poor shape, with advanced wear flagged for priority repair.
- • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.
How to read this record
M Road SE is in the federal Poor condition category. That is a component-based result, not a closure order.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
- Compare M Road SE against other structures in Grant and across Washington. Washington bridges
- Noticed visible damage or a safety concern? Report it to the agency that owns the bridge, or call 911 in an emergency. How to report a bridge
Condition codes come straight from the FHWA National Bridge Inventory and are not a real-time safety judgment. Only the owning agency, a state DOT, county, or other owner, can post, restrict, or close a bridge.
Frequently Asked Questions
What do the condition ratings mean for M Road SE?
M Road SE in Grant, Washington has a deck rating of 7/9, superstructure rating of 4/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.
How often is M Road SE inspected?
M Road SE's responsible agency sets its routine interval under FHWA's risk-based inspection rules; this page does not expose the scheduled interval. It carries about 2,094 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. M Road SE is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for M Road SE?
M Road SE has an NBI inventory load rating of 16.8 metric tons.
Who is responsible for maintaining M Road SE?
M Road SE is owned and maintained by County Highway Agency.
How old is M Road SE and does age affect safety?
M Road SE was built in 1980, making it 46 years old.
Disclaimer: Bridge condition data is from the FHWA NBI and reflects the last reported inspection. A Poor condition rating is not a live declaration that a bridge is closed or unsafe for travel. For current closure, posting, or safety information, contact the responsible transportation agency.
Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.