IS 664
Carrying IS 664 over 39th St & Marshall Ave
0.37 Mi To Route 143, York, Virginia
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
IS 664 in York, Virginia sits above 88% of rated Virginia bridges on inventory load rating (70 t), while its 1987 build year is earlier than 36% of York's recorded-year cohort (122 bridges).
IS 664 in York, Virginia is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1987, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 5. The lowest applicable rating sets the federal condition category, so this Fair 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 VA:000000000020740
LATE-CENTURY · PRESTRESS · LONG-SPAN-RUN · SUB-LED · HEAVY-ADT · HEAVY-LOAD · CAT-FAIR
- LATE-CENTURY 1980–1999
- PRESTRESS Prestressed concrete
- LONG-SPAN-RUN 15 spans
- SUB-LED Substructure-led
- HEAVY-ADT Heavy ADT
- HEAVY-LOAD Heavy load
- CAT-FAIR Fair
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: IS 664
The IS 664 bridge in York, Virginia carries IS 664 over 39th St & Marshall Ave. It was built in 1987, making it 39 years old today. The structure is built primarily of prestressed concrete and spans 15 sections, stretching 336.5 meters (1104 feet) end to end. Daily traffic averages 64,373 vehicles, placing it in the heavily-trafficked tier of Virginia bridges. It is owned and maintained by State Highway Agency.
The latest FHWA inspection records show a deck rating of 6/9, superstructure at 6/9, substructure at 5/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds.
How IS 664 compares
Age against the county: built in 1987, earlier than 44 of York's 122 bridges with a recorded construction year (36%), against a county median build year of 1981. This is one of the newer structures in its county.
Live comparison across Virginia bridges with a recorded inventory load rating (14,112 of 14,120 rated).
IS 664 vs every rated Virginia bridge
Inventory load rating (metric tons), FHWA NBI, this state
70 Top 12% higher than 88% of 14,112 bridges
rated Virginia 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.
York inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 122 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
- 1987
- Material
- Prestressed Concrete
- Number of Spans
- 15
- Structure Length
- 336.5 m (1104 ft)
- Deck Width
- 36.7 m (120 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 64,373 vehicles/day
- Structure Number
- 000000000020740
Condition Analysis
- • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
- • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
- • At 5/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether IS 664 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 IS 664 against other structures in York and across Virginia. Virginia 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 IS 664?
IS 664 in York, Virginia has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.
How often is IS 664 inspected?
IS 664'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 64,373 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. IS 664 is currently shown as Fair condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for IS 664?
IS 664 has an NBI inventory load rating of 69.9 metric tons.
Who is responsible for maintaining IS 664?
IS 664 is owned and maintained by State Highway Agency.
How old is IS 664 and does age affect safety?
IS 664 was built in 1987, making it 39 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.
Share this inspection record
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.