SAN HILL RD
Carrying SAN HILL RD over RED ROCK BRANCH
1.2 MI E. OF HWY 159, Webster, Louisiana
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: SAN HILL RD
The SAN HILL RD bridge in Webster, Louisiana carries SAN HILL RD over RED ROCK BRANCH. It was built in 1986, making it 40 years old today. The structure is built primarily of steel and spans 4 sections, stretching 10.4 meters (34 feet) end to end. Daily traffic averages 268 vehicles, placing it in the lower-traffic tier of Louisiana bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show culvert 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. Its NBI inventory load rating is 74.5 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How SAN HILL RD compares
Live comparison across Louisiana.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1986
- Material
- Steel
- Number of Spans
- 4
- Structure Length
- 10.4 m (34 ft)
- Deck Width
- 15.5 m (51 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 268 vehicles/day
- Structure Number
- 046032597931691
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
SAN HILL RD 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 SAN HILL RD against other structures in Webster and across Louisiana. Louisiana 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 SAN HILL RD?
SAN HILL RD in Webster, Louisiana on the FHWA's 0–9 scale.
How often is SAN HILL RD inspected?
SAN HILL RD'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 268 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. SAN HILL RD 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 SAN HILL RD?
SAN HILL RD has an NBI inventory load rating of 74.5 metric tons.
Who is responsible for maintaining SAN HILL RD?
SAN HILL RD is owned and maintained by County Highway Agency.
How old is SAN HILL RD and does age affect safety?
SAN HILL RD was built in 1986, making it 40 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.
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.