FHWA NBI 2024 Inspection record Public-domain dataset

STATE FARM RD T318

Carrying STATE FARM RD T318 over TRIB TO PAXTON CREEK

WITF STUDIO PAXTON CRK, Dauphin, Pennsylvania

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
44 t Inventory load rating

Bridge Snapshot: STATE FARM RD T318

The STATE FARM RD T318 bridge in Dauphin, Pennsylvania carries STATE FARM RD T318 over TRIB TO PAXTON CREEK. It was built in 1987, making it 39 years old today. The structure is built primarily of concrete and spans 1 section, stretching 13.4 meters (44 feet) end to end. Daily traffic averages 750 vehicles, placing it in the lower-traffic tier of Pennsylvania bridges. It is owned and maintained by Town/Township Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 6/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 43.5 metric tons.

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

How STATE FARM RD T318 compares

▲ 4.2
Load rating vs Pennsylvania average (39.3 t)
Top 30%
Higher load rating than 70% of Pennsylvania bridges
283
Bridges in Dauphin · 19 in Poor condition
STATE FARM RD T318 43.5 t
Pennsylvania average 39.3 t

Live comparison across Pennsylvania.

Historical Sufficiency Rating

PlainBridge-computed
95.6 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
27.7
Essentiality /15
14.8
Special reductions
−2.0

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 How the historical reference is calculated.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

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

Structural Details

Year Built
1987
Material
Concrete
Number of Spans
1
Structure Length
13.4 m (44 ft)
Deck Width
10.7 m (35 ft)
Owner
Town/Township Highway Agency
Avg Daily Traffic
750 vehicles/day
Structure Number
000000000014628

Condition Analysis

  • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • The substructure (piers and abutments) rates fair at 6/9, minor deterioration that routine maintenance should address.

How to read this record

This page shows what the last federal inspection recorded, not whether STATE FARM RD T318 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 STATE FARM RD T318 against other structures in Dauphin 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 STATE FARM RD T318?

STATE FARM RD T318 in Dauphin, Pennsylvania has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is STATE FARM RD T318 inspected?

STATE FARM RD T318'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 750 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. STATE FARM RD T318 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 STATE FARM RD T318?

STATE FARM RD T318 has an NBI inventory load rating of 43.5 metric tons.

Who is responsible for maintaining STATE FARM RD T318?

STATE FARM RD T318 is owned and maintained by Town/Township Highway Agency.

How old is STATE FARM RD T318 and does age affect safety?

STATE FARM RD T318 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.

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.