Porter Warner Industries Llc is an active interstate carrier based in Chattanooga, TN.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 5 | 0 | 0 |
| Tractors | 3 | 0 | 0 |
| Trailers | 4 | 0 | 0 |
| Total Power Units | 8 | ||
Distinct vehicles · 24 mo
vs 8 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category | Insp w/ Viol |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 75% | 89% | Worse than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 73% | 87% | Around peer average |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 0 | — | 6.67% |
| Vehicle | 0 | 3 | — | 22.26% |
| Hazmat | 3 | 0 | 0.00% |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 7 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 11, 2026 | TX | TRUCK TRACTOR | 3 | 0 |
| Dec 29, 2025 | AL | STRAIGHT TRUCK | 1 | 1 |
| Oct 24, 2025 | TX | TRUCK TRACTOR | 1 | 1 |
| Aug 25, 2025 | AL | STRAIGHT TRUCK | 1 |
Carriers that share an officer, phone, or email with this DOT.
Shared phone · 1
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 2 | 0.64 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 3 | 4.14 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 3 states. Top state AL accounts for 42% of activity. Activity outside home state (TN): 100%.
| 3 |
| Hazardous Materials Compliance | 3 | 0 | 1 |
| Unsafe Driving | 3 | 1 | 0 |
| 0 |
| Jul 10, 2025 | AL | STRAIGHT TRUCK | 0 | 0 |
| Jun 11, 2025 | TX | TRUCK TRACTOR | 1 | 0 |
| Mar 19, 2025 | SC | TRUCK TRACTOR | 2 | 1 |
| Oct 15, 2024 | TX | TRUCK TRACTOR | 0 | 0 |
| Sep 13, 2024 | AL | STRAIGHT TRUCK | 0 | 0 |
| May 14, 2024 | SC | TRUCK TRACTOR | 3 | 1 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 11, 2026 | 172504A | Vehicle not placarded as required | Hazardous Materials Compliance | — |
| Mar 11, 2026 | 39350 | Inadequate reservoir for air/vacuum brakes | Vehicle Maintenance | — |
| Mar 11, 2026 | 3963A1 | Inspection repair and maintenance of parts and accessories | Vehicle Maintenance | — |
| Dec 29, 2025 | 39375A3TAOL | Tires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Vehicle Maintenance | Yes |
| Oct 24, 2025 | 172516C1 | Placard not securely affixed or attached | Hazardous Materials Compliance | Yes |
| Aug 25, 2025 | 3922SLLTCD | State/Local Laws - Failed to obey a traffic control device - Permanent or Temporary - e.g. safety official signal sign light lane marking other | Unsafe Driving | — |
| Jun 11, 2025 | 172516C6 | Placard damaged deteriorated or obscured | Hazardous Materials Compliance | — |
| Mar 19, 2025 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |
| Mar 19, 2025 | 39375A3TAOL | Tires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Vehicle Maintenance | Yes |
| May 14, 2024 | 39343A | No/improper tractor protection valve | Vehicle Maintenance | Yes |