American Ready Mix Company is an active interstate carrier based in Saint Louis, MO.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 14 | 41 | 0 |
| Total Power Units | 55 | ||
Distinct vehicles · 24 mo
vs 55 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 | 39% | 87% | Around peer average |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 86% | 96% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 29% | 76% | Better 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 | 0 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Jul 1, 2025 | 0 | 0 | 2 | 2 |
| Jan 1, 2025 | 0 | 0 | 1 | 1 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 3 | 0 | 0 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Feb 9, 2026 | MO | STRAIGHT TRUCK | 0 | 0 |
| Jan 14, 2026 | MO | STRAIGHT TRUCK | 0 | 0 |
| Dec 15, 2025 | MO | STRAIGHT TRUCK | 1 | 1 |
| Oct 9, 2025 | MO | STRAIGHT TRUCK | 0 | 0 |
| Apr 11, 2025 |
Carriers that share an officer, phone, or email with this DOT.
Shared officer · 4
Shared email · 8
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 2 | 0.25 | — |
| Driver Fitness | 2 | 1.36 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 1 state. Top state MO accounts for 100% of activity. Activity outside home state (MO): 0%.
| Driver Fitness | 1 | 1 | 1 |
| Unsafe Driving | 1 | 0 | 0 |
| MO |
| STRAIGHT TRUCK |
| 1 |
| 0 |
| Apr 4, 2025 | MO | STRAIGHT TRUCK | 0 | 0 |
| Mar 6, 2025 | MO | STRAIGHT TRUCK | 0 | 0 |
| Dec 18, 2024 | MO | STRAIGHT TRUCK | 0 | 0 |
| Dec 12, 2024 | MO | STRAIGHT TRUCK | 0 | 0 |
| Sep 18, 2024 | MO | STRAIGHT TRUCK | 1 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Dec 15, 2025 | 38323A2LCDLN | License (CDL) - Operate a CMV and does not possess a valid CDL | Driver Fitness | Yes |
| Apr 11, 2025 | 39355D1B | Air Brake - ABS malfunction lamp defective on truck-tractor manufactured on or after March 1 1997 and each single unit CMV on or after 1998. | Vehicle Maintenance | — |
| Sep 18, 2024 | 3939ALSML | Lighting - Side marker lamp(s) inoperative | Vehicle Maintenance | — |
| Jun 25, 2024 | 3922SLLLR | State/Local Laws - Lane restriction violation | Unsafe Driving | — |
| May 22, 2024 | 39383E | Exhaust - System discharging from a truck or truck-tractor at a location other than at the rear of the cab | Vehicle Maintenance | — |
Chesterfield, MO
mike@kienstraconcrete.com · also at 8 others
Shared phone · 6
Golden Triangle Concrete Co
Chesterfield, MO
(314) 994-1616 · also at 6 others
Kienstra Ready Mix Of Ofallon Inc
Ofallon, MO
(314) 994-1616 · also at 6 others
Kienstra Supply Co Inc
Town Country, MO
(314) 994-1616 · also at 6 others
Kienstra Transport Company
St Louis, MO
(314) 994-1616 · also at 6 others
K-Line Hauling Llc
St Louis, MO
(314) 994-1616 · also at 6 others
Red Bird Ready-Mix Co
Overland, MO
(314) 994-1616 · also at 6 others