FHWA NBI 2024 Inspection record Public-domain dataset

ELK MOUNTAIN RD

Carrying ELK MOUNTAIN RD over SODA CREEK

SIMMONS RD IN HULLVILLE, Lake, California

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
38 t Inventory load rating

Bridge Snapshot: ELK MOUNTAIN RD

The ELK MOUNTAIN RD bridge in Lake, California carries ELK MOUNTAIN RD over SODA CREEK. It was built in 1979, making it 47 years old today. The structure is built primarily of steel and spans 1 section, stretching 15.5 meters (51 feet) end to end. Daily traffic averages 169 vehicles, placing it in the lower-traffic tier of California bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 5/9, substructure at 4/9. 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 37.6 metric tons.

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

How ELK MOUNTAIN RD compares

▲ 6.3
Load rating vs California average (31.3 t)
Top 16%
Higher load rating than 84% of California bridges
129
Bridges in Lake · 10 in Poor condition
ELK MOUNTAIN RD 37.6 t
California average 31.3 t

Live comparison across California.

Historical Sufficiency Rating

PlainBridge-computed
69.6 / 100 - historical 50–79.9 band
Structural adequacy /55
30.0
Serviceability /30
26.0
Essentiality /15
14.6
Special reductions
−1.0

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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
5/9
Fair (5–6)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
37.6 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1979
Material
Steel
Number of Spans
1
Structure Length
15.5 m (51 ft)
Deck Width
9.1 m (30 ft)
Owner
County Highway Agency
Avg Daily Traffic
169 vehicles/day
Structure Number
14C0089

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • At 5/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • The substructure (piers and abutments) rates poor at 4/9, advanced deterioration that should be prioritized for repair.

How to read this record

ELK MOUNTAIN 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 ELK MOUNTAIN RD against other structures in Lake and across California. California 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 ELK MOUNTAIN RD?

ELK MOUNTAIN RD in Lake, California has a deck rating of 7/9, superstructure rating of 5/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is ELK MOUNTAIN RD inspected?

ELK MOUNTAIN 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 169 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. ELK MOUNTAIN 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 ELK MOUNTAIN RD?

ELK MOUNTAIN RD has an NBI inventory load rating of 37.6 metric tons.

Who is responsible for maintaining ELK MOUNTAIN RD?

ELK MOUNTAIN RD is owned and maintained by County Highway Agency.

How old is ELK MOUNTAIN RD and does age affect safety?

ELK MOUNTAIN RD was built in 1979, making it 47 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.