Underground Testing And Services Llc is an active interstate carrier based in Londonderry, NH.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 12 | 0 | 0 |
| Trailers | 2 | 0 | 0 |
| Total Power Units | 12 | ||
Distinct vehicles · 24 mo
vs 12 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 | 89% | 91% | Worse than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 84% | 91% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 44% | 78% | 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 | 1 | — | 6.67% |
| Vehicle | 0 | 0 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Unsafe Driving |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Dec 4, 2025 | MA | STRAIGHT TRUCK | 2 | 1 |
| Sep 16, 2025 | NH | STRAIGHT TRUCK | 0 | 0 |
| Aug 21, 2025 | NH | STRAIGHT TRUCK | 0 | 0 |
| Jul 3, 2025 | NH | STRAIGHT TRUCK | 4 | 0 |
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| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 2 | 2.27 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 1 | 0.20 | — |
| Driver Fitness | 2 | 0.73 | — |
| Controlled Substances | 0 | 0.00 | — |
Where they run
Inspected in 3 states. Top state ME accounts for 44% of activity. Activity outside home state (NH): 56%.
| 4 |
| 3 |
| 0 |
| Driver Fitness | 2 | 0 | 1 |
| Vehicle Maintenance | 1 | 0 | 0 |
| May 29, 2025 |
| ME |
| STRAIGHT TRUCK |
| 0 |
| 0 |
| Oct 31, 2024 | ME | STRAIGHT TRUCK | 0 | 0 |
| Oct 22, 2024 | ME | STRAIGHT TRUCK | 0 | 0 |
| Sep 9, 2024 | NH | STRAIGHT TRUCK | 0 | 0 |
| Aug 26, 2024 | ME | STRAIGHT TRUCK | 1 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Dec 4, 2025 | 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 |
| Dec 4, 2025 | 3922SLLLR | State/Local Laws - Lane restriction violation | Unsafe Driving | — |
| Jul 3, 2025 | 39141AMCPC | Medical (Certificate) - Operating a commercial vehicle without showing proof of a valid medical certification upon request when medical certification is required. | Driver Fitness | — |
| Jul 3, 2025 | 39216AD | Driver - Failed to use seat belt while operating a CMV. | Unsafe Driving | — |
| Jul 3, 2025 | 39216BDPASS | Driver - Failed to require passenger(s) (not a co-driver) to use seat belt while operating a property-carrying CMV. | Unsafe Driving | — |
| Jul 3, 2025 | 39282DUMT | Driver - Using a hand-held mobile telephone | Unsafe Driving | — |
| Aug 26, 2024 | 3939 | Inoperable Required Lamp | Vehicle Maintenance | — |