J & K Underground Construction is an active intrastate hazmat carrier based in St Johns, FL.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 11 | 0 | 0 |
| Trailers | 42 | 0 | 0 |
| Total Power Units | 11 | ||
Distinct vehicles · 24 mo
vs 11 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 | 0% | 0% | Better than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 98% | 99% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 82% | 92% | Worse than most peers |
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 | 3 | — | 6.67% |
| Vehicle | 0 | 0 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 1 state. Top state accounts for of activity.
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 12 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Feb 18, 2026 | FL | STRAIGHT TRUCK | 3 | 3 |
| Jan 15, 2026 | FL | STRAIGHT TRUCK | 0 | 0 |
| Aug 4, 2025 | FL | STRAIGHT TRUCK | 1 | 0 |
| Feb 4, 2025 | FL | STRAIGHT TRUCK | 4 | 0 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 4 | 8.40 | — |
| Driver Fitness | 1 | 5.18 | — |
| Controlled Substances | 0 | 0.00 | — |
| 2 |
| 3 |
| Driver Fitness | 3 | 1 | 3 |
| Oct 23, 2024 |
| FL |
| TRUCK TRACTOR |
| 1 |
| 0 |
| Apr 1, 2024 | FL | STRAIGHT TRUCK | 6 | 3 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Feb 18, 2026 | 38323A2LCDLN | License (CDL) - Operate a CMV and does not possess a valid CDL | Driver Fitness | Yes |
| Feb 18, 2026 | 39111B2Q | Driver cannot satisfy the English language proficiency requirements of 391.11(b)(2) as per FMCSA Enforcement Guidance Memo MC-SEE-2025-0001. Driver failed the I | Driver Fitness | Yes |
| Feb 18, 2026 | 39141APC | Medical (Certificate) - Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency | Driver Fitness | Yes |
| Aug 4, 2025 | 39395F | Emergency Equipment - Stopped vehicle warning devices missing or improper | Vehicle Maintenance | — |
| Feb 4, 2025 | 39355C2B | Air Brake - CMV other than truck-tractor manufactured on or after March 1 1998 not equipped with an antilock brake system. System does not function or indicates | Vehicle Maintenance | — |
| Feb 4, 2025 | 39395A3 | Emergency Equipment - Fire Extinguishers - no visual indicator | Vehicle Maintenance | — |
| Feb 4, 2025 | 39395B | Emergency Equipment - A power unit requiring fuses - missing a spare fuse for a required part or accessory (e.g. lamps required by 393.11 ABS lights or low air | Vehicle Maintenance | — |
| Feb 4, 2025 | 3939ALIL | Lighting - Identification lamp(s) inoperative | Vehicle Maintenance | — |
| Oct 23, 2024 | 39330B | Battery - Not protected | Vehicle Maintenance | — |
| Apr 1, 2024 | 393205AWRBH | Wheel/Rim - Cracks between two holes | Vehicle Maintenance | Yes |