Zylstra Trucking Llc is an active interstate carrier based in Sibley, IA.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 1 | 0 | 0 |
| Tractors | 1 | 0 | 0 |
| Trailers | 1 | 0 | 0 |
| Total Power Units | 1 | ||
Distinct vehicles · 24 mo
vs 1 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 94% | 95% | Worse than most peers |
| HOS Compliance | 97% | 96% | Worse than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 92% | 84% | 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 | 0 | — | 6.67% |
| Vehicle | 0 | 0 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 3 states. Top state AL accounts for 33% of activity. Activity outside home state (IA): 67%.
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 2 | 0 | 0 |
| Hours-of-Service Compliance | 1 | 0 | 0 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Sep 16, 2025 | IA | TRUCK TRACTOR | 2 | 0 |
| May 21, 2025 | AL | TRUCK TRACTOR | 1 | 0 |
| Nov 20, 2024 | AR | TRUCK TRACTOR | 1 | 0 |
| Date |
|---|
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 1 | 7.28 | — |
| HOS Compliance | 1 | 0.40 | — |
| Vehicle Maintenance | 2 | 1.80 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| Unsafe Driving |
| 1 |
| 0 |
| 0 |
| Code |
|---|
| Description |
|---|
| BASIC |
|---|
| OOS |
|---|
| Sep 16, 2025 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |
| Sep 16, 2025 | 39345B2 | Brake hose or tubing chafing and/or kinking | Vehicle Maintenance | — |
| May 21, 2025 | 3958A | HOS (Form) - Paper Log/Logging Programs Form and Manner | Hours-of-Service Compliance | — |
| Nov 20, 2024 | 39387AFPLA | Flag - Required flag(s) - any missing flag on a projecting load when more than one is required | Vehicle Maintenance | — |