1 Master Construction Services Llc is an active intrastate hazmat carrier based in Porter, TX.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 6 | 1 | 0 |
| Trailers | 1 | 1 | 0 |
| Total Power Units | 7 | ||
Distinct vehicles · 24 mo
vs 7 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 80% | 93% | Worse than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 98% | 98% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 97% | 97% | 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 | 4 | — | 6.67% |
| Vehicle | 0 | 9 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 1 state. Top state TX accounts for of activity.
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 40 | 8 | 8 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 18, 2025 | TX | STRAIGHT TRUCK | 1 | 0 |
| Dec 19, 2024 | TX | STRAIGHT TRUCK | 15 | 5 |
| Oct 31, 2024 | TX | STRAIGHT TRUCK | 9 | 2 |
| Aug 21, 2024 | TX | STRAIGHT TRUCK | 16 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 1 | 0.71 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 5 | 21.20 | — |
| Driver Fitness | 4 | 8.80 | — |
| Controlled Substances | 0 | 0.00 | — |
| Driver Fitness | 8 | 4 | 4 |
| Unsafe Driving | 1 | 0 | 0 |
| 6 |
| Jul 11, 2024 | TX | STRAIGHT TRUCK | 8 | 1 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 18, 2025 | 3939 | Inoperable Required Lamp | Vehicle Maintenance | — |
| Dec 19, 2024 | 38323A2 | Operating a CMV without a CDL | Driver Fitness | Yes |
| Dec 19, 2024 | 39141A | Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency. History of either fail | Driver Fitness | — |
| Dec 19, 2024 | 39311 | No or defective lighting devices or reflective material as required | Vehicle Maintenance | — |
| Dec 19, 2024 | 39311LR | No Lower rear retroreflective sheeting or reflex reflective materials as required for vehicles manufactured after December 1993 | Vehicle Maintenance | — |
| Dec 19, 2024 | 393207A | Axle positioning parts defective/missing | Vehicle Maintenance | Yes |
| Dec 19, 2024 | 39343D | No or defective automatic trailer brake | Vehicle Maintenance | Yes |
| Dec 19, 2024 | 39348A | Inoperative/defective brakes | Vehicle Maintenance | — |
| Dec 19, 2024 | 39360D | Windshield / Windows - Tinting permits less than 70% of light transmittance | Vehicle Maintenance | — |
| Dec 19, 2024 | 3939 | Inoperable Required Lamp | Vehicle Maintenance | — |