RI 104 SO MAIN ST
Carrying RI 104 SO MAIN ST over BLACKSTONE RIVER
0.1 Mi W of Arnold St, Providence, Rhode Island
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
RI 104 SO MAIN ST in Providence, Rhode Island sits above 66% of rated Rhode Island bridges on inventory load rating (43 t), while its 1903 build year is earlier than 93% of Providence's recorded-year cohort (476 bridges).
RI 104 SO MAIN ST in Providence, Rhode Island is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1903, it carries 2 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 4. 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 RI:000000000009582
PRE-1950 · MAT-OTHER · SINGLE-SPAN · SUB-LED · HEAVY-ADT · HEAVY-LOAD · CAT-POOR
- PRE-1950 Pre-1950
- MAT-OTHER Other
- SINGLE-SPAN Single span
- SUB-LED Substructure-led
- HEAVY-ADT Heavy ADT
- HEAVY-LOAD Heavy 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: RI 104 SO MAIN ST
The RI 104 SO MAIN ST bridge in Providence, Rhode Island carries RI 104 SO MAIN ST over BLACKSTONE RIVER. It was built in 1903, making it 123 years old today. The structure is built primarily of masonry and spans 1 section, stretching 18.3 meters (60 feet) end to end. Daily traffic averages 13,424 vehicles, placing it in the heavily-trafficked tier of Rhode Island bridges. It is owned and maintained by City/Municipal Highway Agency.
The latest FHWA inspection records show superstructure at 5/9, substructure at 4/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed.
How RI 104 SO MAIN ST compares
Age against the county: built in 1903, earlier than 441 of Providence's 476 bridges with a recorded construction year (93%), against a county median build year of 1966. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across Rhode Island bridges with a recorded inventory load rating (783 rated).
RI 104 SO MAIN ST vs every rated Rhode Island bridge
Inventory load rating (metric tons), FHWA NBI, this state
43 Top 34% higher than 66% of 783 bridges
rated Rhode Island 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.
Providence inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 476 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
- 1903
- Material
- Masonry
- Number of Spans
- 1
- Structure Length
- 18.3 m (60 ft)
- Deck Width
- 17.3 m (57 ft)
- Owner
- City/Municipal Highway Agency
- Avg Daily Traffic
- 13,424 vehicles/day
- Structure Number
- 000000000009582
Condition Analysis
- • The superstructure (beams and supports above the deck) rates fair at 5/9, minor deterioration that routine maintenance should address.
- • At 4/9, the substructure (piers and abutments) is in poor shape, with advanced wear on file for this vintage.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
RI 104 SO MAIN ST 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 RI 104 SO MAIN ST against other structures in Providence and across Rhode Island. Rhode Island 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 RI 104 SO MAIN ST?
RI 104 SO MAIN ST in Providence, Rhode Island, superstructure rating of 5/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.
How often is RI 104 SO MAIN ST inspected?
RI 104 SO MAIN ST'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 13,424 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. RI 104 SO MAIN ST 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 RI 104 SO MAIN ST?
RI 104 SO MAIN ST has an NBI inventory load rating of 43.4 metric tons.
Who is responsible for maintaining RI 104 SO MAIN ST?
RI 104 SO MAIN ST is owned and maintained by City/Municipal Highway Agency.
How old is RI 104 SO MAIN ST and does age affect safety?
RI 104 SO MAIN ST was built in 1903, making it 123 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.