Cornerstone Poured Foundation INC Safety Record
DOT# 1658907 · Tea, SD 57064 · 6054133717
Average safety record — scored 50/100. This carrier's inspection results are typical for the industry.
Last inspected 09/25/2025
Safety Score Breakdown · 50/100 points
Lower scores are better. How is this calculated?
According to FMCSA records, Cornerstone Poured Foundation INC (DOT# 1658907) in Tea, South Dakota has 1 inspection on record with 8 violations and a 100.0% vehicle out-of-service rate. Safety grade: C.
Out-of-Service Rates vs. National Average
An out-of-service (OOS) violation means a vehicle or driver was found unsafe to operate during a roadside inspection and was prohibited from continuing until the issue was corrected.
Violation Categories · 8 total violations
FMCSA groups violations into Behavioral Analysis and Safety Improvement Categories (BASICs). Each violation found during a roadside inspection is classified into a category that reflects the type of safety risk.
Inspection History · 1 record
FMCSA inspections range from Level 1 (full vehicle and driver examination) to Level 6 (enhanced motorcoach inspection). Level 1 is the most thorough; Levels 2 and 3 are walk-around and driver-only checks.
| Date | State | Veh OOS | Drv OOS |
|---|---|---|---|
| 09/25/2025 | IA | 1 | 4 |
Fleet Profile
Power units include trucks, tractors, and other commercial motor vehicles registered to the carrier. Driver count reflects the total number of drivers reported on the carrier's MCS-150 filing.