FHWA NBI 2024 Inspection record Public-domain dataset

MECHANICSVILLE RD

Carrying MECHANICSVILLE RD over CHAPTICO CREEK

0.7 MI N OF MD RTE 234, St. Mary's, Maryland

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
44 t Inventory load rating

Bridge Snapshot: MECHANICSVILLE RD

The MECHANICSVILLE RD bridge in St. Mary's, Maryland carries MECHANICSVILLE RD over CHAPTICO CREEK. It was built in 2011, making it 15 years old today. The structure is built primarily of aluminum/iron and spans 3 sections, stretching 30.8 meters (101 feet) end to end. Daily traffic averages 2,876 vehicles, placing it in the moderately-trafficked tier of Maryland bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show culvert at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 44.4 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How MECHANICSVILLE RD compares

▼ 6.7
Load rating vs Maryland average (51.1 t)
Top 50%
Higher load rating than 50% of Maryland bridges
50
Bridges in St. Mary's · 2 in Poor condition
MECHANICSVILLE RD 44.4 t
Maryland average 51.1 t

Live comparison across Maryland.

Historical Sufficiency Rating

PlainBridge-computed
97.3 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
28.0
Essentiality /15
14.3
Special reductions
0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Culvert
7/9
Good (7–9)
Inventory Load Rating
44.4 t
NBI inventory level (metric tons)
Overall Condition
Good

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
2011
Material
Aluminum/Iron
Number of Spans
3
Structure Length
30.8 m (101 ft)
Owner
County Highway Agency
Avg Daily Traffic
2,876 vehicles/day
Structure Number
200000SM0137020

How to read this record

This page shows what the last federal inspection recorded, not whether MECHANICSVILLE RD is safe to cross today. Here is how to use it.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Learn how the 0–9 condition scale and Good/Fair/Poor categories are defined. How condition ratings work
  • Compare MECHANICSVILLE RD against other structures in St. Mary's and across Maryland. Maryland 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 MECHANICSVILLE RD?

MECHANICSVILLE RD in St. Mary's, Maryland on the FHWA's 0–9 scale.

How often is MECHANICSVILLE RD inspected?

MECHANICSVILLE RD'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 2,876 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. MECHANICSVILLE RD is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for MECHANICSVILLE RD?

MECHANICSVILLE RD has an NBI inventory load rating of 44.4 metric tons.

Who is responsible for maintaining MECHANICSVILLE RD?

MECHANICSVILLE RD is owned and maintained by County Highway Agency.

How old is MECHANICSVILLE RD and does age affect safety?

MECHANICSVILLE RD was built in 2011, making it 15 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.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

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.