SIMON CONTRACTORS OF SOUTH DAKOTA INC
USDOT 1521310 · Doing business as HILLS MATERIALS COMPANY
Active, interstate carrier, mid-size fleet (48 power units) — no FMCSA safety rating on record (common).
Vetting summary
At a glance
- Out-of-service rate0% vs 19.1% national avg
- Crashes (24 months)1 reported — involvement does not imply fault
These signals summarize the records shown below — they are a starting point for your own checks, not a judgment of the carrier.
Registration
Carrier identity
| USDOT Number | 1521310 |
|---|---|
| MC Number | MC-890875 |
| Legal Name | SIMON CONTRACTORS OF SOUTH DAKOTA INC |
| DBA Name | HILLS MATERIALS COMPANY |
| Entity Type | — |
| Phone | 6053943300 |
| Address | 3975 STURGIS ROAD, Rapid City, SD, 57702 |
Status
Authority & safety
| Operating Status | Active |
|---|---|
| Operation Type | Interstate |
| Safety Rating | None on record — most carriers have not received a formal FMCSA safety rating. |
| Hazmat Flag | false |
Safety ratings: S = Satisfactory, C = Conditional, U = Unsatisfactory. A carrier with no rating has not been through a full FMCSA compliance review — this is common and not itself a red flag.
Our scoring
Safety scores
| Unsafe Driving | 78 / 100 |
|---|---|
| Hours-of-Service Compliance | 0 / 100 |
| Driver Fitness | 0 / 100 |
| Controlled Substances & Alcohol | 0 / 100 |
| Vehicle Maintenance | 77 / 100 |
Scores are 0-100 rankings computed by us from public FMCSA inspection measures; higher = worse relative to peers. Not official CSA/BASIC percentiles. How these scores are computed.
Safety events
Inspections & crashes (last 24 months)
| Inspections | 12 |
|---|---|
| Out-of-Service Rate | 0% vs 19.1% national average |
| Crashes | 1 total (0 fatal, 0 with injuries, 1 towaway) |
- 2024-07-25 — SD — towaway
Most frequent violation categories: 20 (6), 47 (6), 26 (2).
Crash involvement does not imply fault. FMCSA crash records list all reportable crashes involving a carrier, regardless of who caused them.
Equipment
Fleet & operations
| Power Units (trucks) | 48 |
|---|---|
| Drivers | 55 |
| Recent Annual Mileage | 600,000 |
| Last MCS-150 Filing | 29-OCT-25 |
SIMON CONTRACTORS OF SOUTH DAKOTA INC operates 48 power units — a larger fleet than 99% of carriers registered in SD.
Nearby
Other carriers in Rapid City, SD
- CABLE COMMUNICATION SERVICES LLC — USDOT 1612774, 72 power units
- HAGEN GLASS WINDOWS & SIDING — USDOT 1602812, 11 power units
- SITE WORK SPECIALISTS INC — USDOT 1267203, 10 power units
- BEKA CORPORATION — USDOT 1556506, 9 power units
- MCCARTHY ANDERSON INC — USDOT 1162271, 8 power units
Browse all carriers in Rapid City, SD or all SD carriers.