Hammer Construction Inc is an active interstate carrier based in Norman, OK.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 29 | 0 | 0 |
| Tractors | 7 | 0 | 0 |
| Trailers | 88 | 0 | 0 |
| Total Power Units | 36 | ||
Distinct vehicles · 24 mo
vs 36 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 0% | 0% | Better than most peers |
| HOS Compliance | 81% | 95% | Worse than most peers |
| Driver Fitness | 96% | 97% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 81% | 93% | 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 | 13 | — | 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 | 18 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 2, 2026 | OK | TRUCK TRACTOR | 4 | 4 |
| Jan 20, 2026 | OK | TRUCK TRACTOR | 0 | 0 |
| Oct 29, 2025 | OK | TRUCK TRACTOR | 2 | 1 |
| Sep 22, 2025 | KS | TRUCK TRACTOR | 0 | 0 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 1 | 0.06 | — |
| Vehicle Maintenance | 8 | 9.10 | — |
| Driver Fitness | 2 | 1.60 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 3 states. Top state OK accounts for 67% of activity. Activity outside home state (OK): 33%.
| 5 |
| 11 |
| Driver Fitness | 4 | 2 | 4 |
| Hours-of-Service Compliance | 1 | 0 | 0 |
| Sep 2, 2025 |
| OK |
| STRAIGHT TRUCK |
| 9 |
| 8 |
| Aug 11, 2025 | OK | TRUCK TRACTOR | 0 | 0 |
| Jun 17, 2025 | KS | TRUCK TRACTOR | 0 | 0 |
| Apr 30, 2025 | KS | TRUCK TRACTOR | 0 | 0 |
| Apr 7, 2025 | KS | TRUCK TRACTOR | 1 | 0 |
| Jan 7, 2025 | OK | STRAIGHT TRUCK | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 2, 2026 | 39343DB | Brake - Missing or inoperable breakaway braking system on a trailer(s) or converter dolly | Vehicle Maintenance | Yes |
| Mar 2, 2026 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |
| Mar 2, 2026 | 39375A3TAOL | Tires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Vehicle Maintenance | Yes |
| Mar 2, 2026 | 3963A1BOS | Brake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination | Vehicle Maintenance | Yes |
| Oct 29, 2025 | 39343DBMA | Brake - Breakaway not attached to the towing vehicle | Vehicle Maintenance | Yes |
| Oct 29, 2025 | 39617CPI | Operating a CMV without documentation of a periodic inspection | Vehicle Maintenance | — |
| Sep 2, 2025 | 38323A2LCDL | Endorsements - (CDL) - Operate a CMV without proper endorsements on operators license | Driver Fitness | Yes |
| Sep 2, 2025 | 39111B2Q | Driver cannot satisfy the English language proficiency requirements of 391.11(b)(2) as per FMCSA Enforcement Guidance Memo MC-SEE-2025-0001. Driver failed the I | Driver Fitness | Yes |
| Sep 2, 2025 | 39141AMCPVI | Medical (Certificate) - Operating a passenger-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agenc | Driver Fitness | Yes |
| Sep 2, 2025 | 39317A1LRLDWR | Lighting - Tail lamp - Both Lamps on rearmost vehicle driveaway missing when required to be on1. | Vehicle Maintenance | — |