Rocklynn Construction Llc is an active intrastate non-hazmat carrier based in Springfield, PA.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 12 | 0 | 0 |
| Trailers | 6 | 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 | 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 | 100% | 99% | 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 | 1 | — | 6.67% |
| Vehicle | 0 | 3 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 1 state. Top state PA accounts for 100% of activity. Activity outside home state (PA): 0%.
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Jan 1, 2026 | 0 | 0 | 1 | 1 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 12 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Jan 7, 2026 | PA | STRAIGHT TRUCK | 6 | 4 |
| Jul 15, 2025 | PA | STRAIGHT TRUCK | 7 | 0 |
| Apr 5, 2024 | PA | STRAIGHT TRUCK | 2 | 2 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 2 | 24.60 | — |
| Driver Fitness | 2 | 4.83 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4 |
| 2 |
| Driver Fitness | 3 | 2 | 3 |
| Date |
|---|
| Code |
|---|
| Description |
|---|
| BASIC |
|---|
| OOS |
|---|
| Jan 7, 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 |
| Jan 7, 2026 | 393100BC | Cargo - Cargo not secured to prevent leaking/spilling/blowing/falling from CMV | Vehicle Maintenance | Yes |
| Jan 7, 2026 | 39341BNPB | Brake - Inoperative or missing parking brake on power unit | Vehicle Maintenance | Yes |
| Jan 7, 2026 | 39355AB | Hydraulic Brake - ABS defective on truck/bus manufactured on or after March 1 1999 | Vehicle Maintenance | — |
| Jan 7, 2026 | 3939ALLPL | Lighting - License plate lamp inoperative | Vehicle Maintenance | — |
| Jan 7, 2026 | 3939BLBL | Lighting - Backup lamp obscured | Vehicle Maintenance | — |
| Jul 15, 2025 | 39311A1LIL | Lighting - Identification lamp(s) missing | Vehicle Maintenance | — |
| Jul 15, 2025 | 39311A1LLPL | Lighting - License plate lamp missing | Vehicle Maintenance | — |
| Jul 15, 2025 | 39378AWS | Washers - Inoperative washing system. | Vehicle Maintenance | — |
| Jul 15, 2025 | 3939ALBL | Lighting - Backup lamp inoperative | Vehicle Maintenance | — |