FHWA NBI 2024 Inspection record Public-domain dataset

AVERY ROAD

Carrying AVERY ROAD over ROCK CREEK

0.75 MI N OF JCT SR 28, Montgomery, Maryland

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
75 t Inventory load rating

Bridge Snapshot: AVERY ROAD

The AVERY ROAD bridge in Montgomery, Maryland carries AVERY ROAD over ROCK CREEK. It was built in 1994, making it 32 years old today. The structure is built primarily of steel continuous and spans 2 sections, stretching 45.7 meters (150 feet) end to end. Daily traffic averages 3,894 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 a deck rating of 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 74.8 metric tons.

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

How AVERY ROAD compares

▲ 23.7
Load rating vs Maryland average (51.1 t)
Top 17%
Higher load rating than 83% of Maryland bridges
522
Bridges in Montgomery · 24 in Poor condition
AVERY ROAD 74.8 t
Maryland average 51.1 t

Live comparison across Maryland.

Historical Sufficiency Rating

PlainBridge-computed
80.9 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
13.0
Essentiality /15
13.9
Special reductions
−1.0

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 How the historical reference is calculated.

Condition Ratings

Deck
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
74.8 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1994
Material
Steel Continuous
Number of Spans
2
Structure Length
45.7 m (150 ft)
Deck Width
9.5 m (31 ft)
Owner
County Highway Agency
Avg Daily Traffic
3,894 vehicles/day
Structure Number
200000M-0049010

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • The superstructure (beams and supports above the deck) rates good at 7/9, with no significant deterioration on file.
  • The substructure (piers and abutments) is in good condition (7/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether AVERY ROAD 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 AVERY ROAD against other structures in Montgomery 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 AVERY ROAD?

AVERY ROAD in Montgomery, Maryland has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is AVERY ROAD inspected?

AVERY ROAD'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 3,894 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. AVERY ROAD 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 AVERY ROAD?

AVERY ROAD has an NBI inventory load rating of 74.8 metric tons.

Who is responsible for maintaining AVERY ROAD?

AVERY ROAD is owned and maintained by County Highway Agency.

How old is AVERY ROAD and does age affect safety?

AVERY ROAD was built in 1994, making it 32 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.