FHWA NBI 2024 Inspection record Public-domain dataset

QUINCE ORCHARD ROA

Carrying QUINCE ORCHARD ROA over MUDDY BRANCH

1.8 MILES SOUTH OF MD 28, Montgomery, Maryland

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
67 t Inventory load rating

Bridge Snapshot: QUINCE ORCHARD ROA

The QUINCE ORCHARD ROA bridge in Montgomery, Maryland carries QUINCE ORCHARD ROA over MUDDY BRANCH. It was built in 1965, making it 61 years old today. The structure is built primarily of steel and spans 1 section, stretching 10.1 meters (33 feet) end to end. Daily traffic averages 5,297 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 5/9, superstructure at 4/9, substructure at 6/9. 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 66.7 metric tons.

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

How QUINCE ORCHARD ROA compares

▲ 15.6
Load rating vs Maryland average (51.1 t)
Top 22%
Higher load rating than 78% of Maryland bridges
522
Bridges in Montgomery · 24 in Poor condition
QUINCE ORCHARD ROA 66.7 t
Maryland average 51.1 t

Live comparison across Maryland.

Historical Sufficiency Rating

PlainBridge-computed
48.6 / 100 - historical 20–49.9 band
Structural adequacy /55
30.0
Serviceability /30
7.0
Essentiality /15
11.6
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 How the historical reference is calculated.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

Deck
5/9
Fair (5–6)
Superstructure
4/9
Poor (1–4)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
66.7 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1965
Material
Steel
Number of Spans
1
Structure Length
10.1 m (33 ft)
Deck Width
6.2 m (20 ft)
Owner
County Highway Agency
Avg Daily Traffic
5,297 vehicles/day
Structure Number
200000M-0023010

Condition Analysis

  • The deck (driving surface) rates fair at 5/9, minor deterioration that routine maintenance should address.
  • At 4/9, the superstructure (beams and supports above the deck) is in poor shape, with advanced wear flagged for priority repair.
  • The substructure (piers and abutments) rates fair at 6/9, minor deterioration that routine maintenance should address.

How to read this record

QUINCE ORCHARD ROA 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 QUINCE ORCHARD ROA 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 QUINCE ORCHARD ROA?

QUINCE ORCHARD ROA in Montgomery, Maryland has a deck rating of 5/9, superstructure rating of 4/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is QUINCE ORCHARD ROA inspected?

QUINCE ORCHARD ROA'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 5,297 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. QUINCE ORCHARD ROA 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 QUINCE ORCHARD ROA?

QUINCE ORCHARD ROA has an NBI inventory load rating of 66.7 metric tons.

Who is responsible for maintaining QUINCE ORCHARD ROA?

QUINCE ORCHARD ROA is owned and maintained by County Highway Agency.

How old is QUINCE ORCHARD ROA and does age affect safety?

QUINCE ORCHARD ROA was built in 1965, making it 61 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.