DBA: Hills Materials Company
Simon Contractors Of South Dakota Inc is an active interstate carrier based in Rapid City, SD.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 33 | 1 | 0 |
| Tractors | 10 | 0 | 0 |
| Trailers | 54 | 1 | 0 |
| Buses (16+) | 2 | 0 | 0 |
| Total Power Units | 48 | ||
Distinct vehicles · 24 mo
vs 48 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 | 36% | 88% | Around peer average |
| 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 | 68% | 85% | 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 | 0 | — | 22.26% |
| Hazmat | 1 | 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 | 10 | 4 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Dec 17, 2025 | NE | TRUCK TRACTOR | 0 | 0 |
| Dec 16, 2025 | WY | TRUCK TRACTOR | 2 | 0 |
| Sep 25, 2025 | SD | STRAIGHT TRUCK | 0 | 0 |
| Jun 25, 2025 | CO | STRAIGHT TRUCK | 1 | 0 |
| Jun 3, 2025 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 1 | 0.19 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 4 | 4.26 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 4 states. Top state SD accounts for 80% of activity. Activity outside home state (SD): 20%.
| 1 |
| Hazardous Materials Compliance | 1 | 0 | 0 |
| Unsafe Driving | 1 | 1 | 0 |
| SD |
| TRUCK TRACTOR |
| 0 |
| 0 |
| Apr 3, 2025 | SD | STRAIGHT TRUCK | 0 | 0 |
| Mar 5, 2025 | SD | STRAIGHT TRUCK | 0 | 0 |
| Oct 15, 2024 | SD | STRAIGHT TRUCK | 3 | 0 |
| Sep 30, 2024 | SD | TRUCK TRACTOR | 0 | 0 |
| Aug 14, 2024 | SD | TRUCK TRACTOR | 3 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Dec 16, 2025 | 39325EL | Lighting - Lamps (other than headlamps) not steady burning as required | Vehicle Maintenance | — |
| Dec 16, 2025 | 3939ALRLI | Lighting - Tail lamp - Any inoperative | Vehicle Maintenance | — |
| Jun 25, 2025 | 39216D | Driver - Failed to use seat belt while operating a CMV | Unsafe Driving | — |
| Oct 15, 2024 | 39360C | Windshield - Damaged or Discolored | Vehicle Maintenance | — |
| Oct 15, 2024 | 39378AWS | Washers - Inoperative washing system. | Vehicle Maintenance | — |
| Oct 15, 2024 | 3939ALSLI | Lighting - Stop lamps - Any inoperative. | Vehicle Maintenance | — |
| Aug 14, 2024 | 39311A1L | Lighting - Lamps improper color height or location | Vehicle Maintenance | — |
| Aug 14, 2024 | 3939ALCL | Lighting - Clearance lamp(s) inoperative | Vehicle Maintenance | — |
| Aug 14, 2024 | 3939ALLPL | Lighting - License plate lamp inoperative | Vehicle Maintenance | — |
| Jun 11, 2024 | 172516C6HMPMC | HM (Placarding) - Failure to maintain placard(s) in a condition so that the format legibility color and visibility of the placard will not be substantially red | Hazardous Materials Compliance | — |