MARKLEY/ELM STREET
Carrying MARKLEY/ELM STREET over STONY CREEK
0.4 Mi W US-202 N 3367-E1, Montgomery, Pennsylvania
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
MARKLEY/ELM STREET in Montgomery, Pennsylvania sits above 11% of rated Pennsylvania bridges on inventory load rating (24 t), while its 1878 build year is earlier than 98% of Montgomery's recorded-year cohort (825 bridges).
MARKLEY/ELM STREET in Montgomery, Pennsylvania is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1878, it carries 2 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 3. The lowest applicable rating sets the federal condition category, so this Poor result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.
NBI record plate
Structure PA:000000000028226
PRE-1950 · MAT-OTHER · MULTI-SPAN · SUPER-LED · HEAVY-ADT · STANDARD-LOAD · CAT-POOR
- PRE-1950 Pre-1950
- MAT-OTHER Other
- MULTI-SPAN 2 spans
- SUPER-LED Superstructure-led
- HEAVY-ADT Heavy ADT
- STANDARD-LOAD Standard load
- CAT-POOR Poor
Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.
Bridge Snapshot: MARKLEY/ELM STREET
The MARKLEY/ELM STREET bridge in Montgomery, Pennsylvania carries MARKLEY/ELM STREET over STONY CREEK. It was built in 1878, making it 148 years old today. The structure is built primarily of masonry and spans 2 sections, stretching 21.0 meters (69 feet) end to end. Daily traffic averages 24,993 vehicles, placing it in the heavily-trafficked tier of Pennsylvania bridges. It is owned and maintained by State Highway Agency.
The latest FHWA inspection records show superstructure at 3/9, substructure at 4/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules.
How MARKLEY/ELM STREET compares
Age against the county: built in 1878, earlier than 809 of Montgomery's 825 bridges with a recorded construction year (98%), against a county median build year of 1970. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across Pennsylvania bridges with a recorded inventory load rating (23,297 of 23,299 rated).
MARKLEY/ELM STREET vs every rated Pennsylvania bridge
Inventory load rating (metric tons), FHWA NBI, this state
24 Top 89% higher than 11% of 23,297 bridges
rated Pennsylvania bridges, bucketed by value
Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source FHWA National Bridge Inventory · August 2026
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.
Montgomery inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 828 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.
Structural Details
- Year Built
- 1878
- Material
- Masonry
- Number of Spans
- 2
- Structure Length
- 21.0 m (69 ft)
- Deck Width
- 37.3 m (122 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 24,993 vehicles/day
- Structure Number
- 000000000028226
Condition Analysis
- • The superstructure (beams and supports above the deck) is in poor condition (3/9), showing advanced deterioration on the inspecting agency's 0-9 scale.
- • The substructure (piers and abutments) rates poor at 4/9, with advanced deterioration recorded on the latest inspection.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
MARKLEY/ELM STREET 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 MARKLEY/ELM STREET against other structures in Montgomery and across Pennsylvania. Pennsylvania 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 MARKLEY/ELM STREET?
MARKLEY/ELM STREET in Montgomery, Pennsylvania, superstructure rating of 3/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.
How often is MARKLEY/ELM STREET inspected?
MARKLEY/ELM STREET'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 24,993 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. MARKLEY/ELM STREET 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 MARKLEY/ELM STREET?
MARKLEY/ELM STREET has an NBI inventory load rating of 23.6 metric tons.
Who is responsible for maintaining MARKLEY/ELM STREET?
MARKLEY/ELM STREET is owned and maintained by State Highway Agency.
How old is MARKLEY/ELM STREET and does age affect safety?
MARKLEY/ELM STREET was built in 1878, making it 148 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.
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Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.
Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.