Riverhead Building Supply Corp is an active interstate carrier based in Calverton, NY.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 163 | 0 | 0 |
| Tractors | 26 | 3 | 0 |
| Trailers | 30 | 0 | 0 |
| Total Power Units | 192 | ||
Distinct vehicles · 24 mo
vs 192 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 | 61% | 94% | Around peer average |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 58% | 90% | Around peer average |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 68% | 86% | 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 | 1 | — | 6.67% |
| Vehicle | 0 | 11 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 33 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 17, 2026 | NY | STRAIGHT TRUCK | 0 | 0 |
| Feb 9, 2026 | NY | STRAIGHT TRUCK | 0 | 0 |
| Feb 5, 2026 | NY | STRAIGHT TRUCK | 0 | 0 |
| Jan 28, 2026 | NY | STRAIGHT TRUCK | 0 | 0 |
| Dec 30, 2025 | NY |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 3 | 0.13 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 16 | 2.20 | — |
| Driver Fitness | 3 | 0.07 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 5 states. Top state NY accounts for 85% of activity. Activity outside home state (NY): 15%.
| 10 |
| 12 |
| Unsafe Driving | 4 | 2 | 0 |
| Driver Fitness | 3 | 1 | 1 |
| STRAIGHT TRUCK |
| 0 |
| 0 |
| Dec 18, 2025 | NY | STRAIGHT TRUCK | 0 | 0 |
| Dec 2, 2025 | NY | STRAIGHT TRUCK | 0 | 0 |
| Nov 10, 2025 | NY | TRUCK TRACTOR | 0 | 0 |
| Oct 27, 2025 | NY | STRAIGHT TRUCK | 0 | 0 |
| Oct 16, 2025 | NY | TRUCK TRACTOR | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Sep 19, 2025 | 393100BC | Cargo - Cargo not secured to prevent leaking/spilling/blowing/falling from CMV | Vehicle Maintenance | Yes |
| Sep 19, 2025 | 393104F3C | Cargo - Loose or unfastened tiedown | Vehicle Maintenance | — |
| Sep 19, 2025 | 3939ALBL | Lighting - Backup lamp inoperative | Vehicle Maintenance | — |
| Sep 9, 2025 | 39345B2BAIR | Air Brake - Hose/tubing damaged or not secured | Vehicle Maintenance | — |
| Jul 2, 2025 | 393110B3C | Cargo - Insufficient tiedowns (w/o headerboard/blocking) for article(s) of cargo longer than 10 feet | Vehicle Maintenance | Yes |
| Jul 2, 2025 | 393110CC | Cargo - Insufficient tiedowns (with headerboard/blocking). At least one tiedown for every 10 feet of article length or fraction thereof | Vehicle Maintenance | Yes |
| Jul 2, 2025 | 39387AFPLR | Flag - Required rear flag - no flag on the rear of a projecting load - when load is longer than 4 feet. | Vehicle Maintenance | Yes |
| Jul 2, 2025 | 39395F | Emergency Equipment - Stopped vehicle warning devices missing or improper | Vehicle Maintenance | — |
| Jun 10, 2025 | 393110B3C | Cargo - Insufficient tiedowns (w/o headerboard/blocking) for article(s) of cargo longer than 10 feet | Vehicle Maintenance | Yes |
| May 29, 2025 | 3939ALHLI | Lighting - Headlamp(s) - Any inoperative | Vehicle Maintenance | — |