TruckCodex
Hubs

GUSTAVO A DIAZ

RIVERSIDE, CA

DBA: DIAZ TRANSPORT

Brokers & shippers · booking check

Book with caution — review signals below

No hard OOS / revoked / uninsured blocker, but elevated risk signals need a human look before booking.

Caution
Coverage resumed · Aug 20, 2020
Contract (Property) reinstated · Aug 25, 2020
Policy effective · Aug 20, 2025
Review these
  • Prior insurance gap · 1183 days May 25, 2017 → Aug 20, 2020
  • Contract (Property) gap · 1182 days Inactive May 31, 2017 → reinstated Aug 25, 2020
On file
  • Insurance on file · $750,000 OCCIDENTAL FIRE AND CASUALTY CO. OF N.C. · 91X Details →
  • BOC-3 process agent on file Evilsizor Process Servers Inc Details →
Built for brokers and shippers deciding whether to tender. Always confirm on FMCSA SAFER and L&I before booking — TruckCodex mirrors public filings and can lag by up to a day.
Plain-text risk summary (print / paste) 
TruckCodex risk summary — GUSTAVO A DIAZ (USDOT 2778131)
Verdict: CAUTION
Book with caution — review signals below
No hard OOS / revoked / uninsured blocker, but elevated risk signals need a human look before booking.

Authority / census status: Active
Active BIPD limit: $750,000

Blockers:
  (none)

Cautions:
  • Prior insurance gap · 1183 days — May 25, 2017 → Aug 20, 2020
  • Contract (Property) gap · 1182 days — Inactive May 31, 2017 → reinstated Aug 25, 2020

On file:
  • Insurance on file · $750,000 — OCCIDENTAL FIRE AND CASUALTY CO. OF N.C. · 91X
  • BOC-3 process agent on file — Evilsizor Process Servers Inc

Source: https://truckcodex.com/usdot/2778131/
As of: Aug 29, 2026
Always confirm on FMCSA SAFER and L&I before tendering — TruckCodex mirrors public filings and can lag by up to a day.
USDOT 2778131 Active AUTHORIZED FOR HIRE Company officer: GUSTAVO A DIAZ General Freight Building Materials Based in RIVERSIDE, CA

FMCSA census as of Aug 29, 2026 · Sources · Freshness

TruckCodex · filing & peer scorecard

TruckCodex filing & peer scorecard · A

Composite of 4/5 scored components (mean 94/100). Separate from booking triage on this page. Expand for per-signal evidence. Heuristic — not an FMCSA rating or legal advice.

A confidence 80% · 4/5 signals · expand
Authority / census
Active · 100/100

Active census status with no OOS order or revoked authority on file.

Insurance / BIPD
BIPD active · 100/100

Active BIPD/Primary-like policy on file in our insurance history.

OOS vs peers
On par with peers · 75/100

Driver OOS 0% vs peer median 0% (neutral). Vehicle OOS 0% vs peer median 0% (neutral). n=235556 same-size ACTIVE peers.

FMCSA safety rating
Unrated

FMCSA has not assigned this carrier a formal safety rating. We do not invent one.

NR reason: No published FMCSA safety_rating.

Insurance-watch tier
Not on watch · 100/100

No BMC-91 insurance-lapse watch classification on file for this USDOT.

TruckCodex filing & peer scorecard from authority, BIPD, peer OOS, FMCSA safety rating, and insurance-watch signals. Not a booking verdict and not legal advice. See methodology. Booking triage on this page: Caution.

Field change history →
Operating authority
Insurance

1 active liability filing

BOC-3 agent

Evilsizor Process Servers Inc

Company profile

Company details
USDOT 2778131
In FMCSA records since Jul 1, 2015 (~11y)
Company officer GUSTAVO A DIAZ
Operation AUTHORIZED FOR HIRE
Cargo carried
General Freight, Building Materials
Fleet size 1 units
Drivers 1
Annual mileage 40,000 mi
Contact & address
Phone: (951) 743-9383
Email: [email protected]
Physical
5014 NEWCASTLE ST
RIVERSIDE, CA 92509
Mailing address matches physical.
Registration & safety rating
USDOT 2778131
In FMCSA records since Jul 1, 2015 (~11y)
Operation AUTHORIZED FOR HIRE
Annual mileage (MCS-150) 40,000 mi
vs. National Average
Vehicle OOS Rate 0.0% vs 23.4% -23.4 pts
Driver OOS Rate 0.0% vs 6.7% -6.7 pts
Violations per Inspection 0.75 vs 1.80 -1.05
Peer tier (small fleets (≤10 power units)) median OOS rate: 50%
Active liability insurance
FMCSA cargo filing (BMC-34/83)

No active FMCSA cargo filing on file.

FMCSA L&I filing evidence — not a shipper certificate of insurance (COI). Cargo (BMC-34) is primarily an HHG / household-goods requirement; general freight carriers often have none.

Broker bond / trust (BMC-84/85)

No active broker surety bond or trust fund on file.

BMC-84 is a surety bond; BMC-85 is a trust-fund agreement. Required for property brokers / freight forwarders — not motor-carrier BIPD liability insurance.

Related filings

Fleet details (MCS-150)

Vehicle type Owned Term leased Trip leased
Truck tractors 1 0 0

Self-reported on the carrier’s Form MCS-150 (FMCSA Company Census).

Inspections (24 months)

All 4 inspections →
Driver Vehicle Hazmat
Inspections 4 4 0
OOS inspections 0 1 0
OOS percentage 0% 25% —
National average 6.7% 23.4% 4.4%

Roadside inspections in the last 24 months. National averages are FMCSA MCSAP reference rates (driver ~6.7%, vehicle ~23.4%, hazmat ~4.4%).

Power Units
1
Drivers
1
Inspections
4
FMCSA roadside history on file
OOS Rate (peak)
—
Crashes (24m)
0
Authorities
1
0 active
Carrier analysis & narrative context Status notes, risk intelligence, and safety profiles

Carrier is unrated

FMCSA has not assigned this carrier a formal safety rating. Use the inspection history and BASIC scores below to assess on-road performance.

Risk intelligence

DIAZ TRANSPORT had 4 roadside inspections over the past 24 months with an out-of-service rate of 25.0%, which is above the national average of 19.3%. Their highest FMCSA BASIC percentile is vehicle_maint at 4.0.

Inspection profile

4 roadside inspections over the last 24 months, most heavily in CA (4 stops).

Violation profile

25.0% out-of-service rate, above the 19.3% national average; led by Vehicle Maintenance (0.0% of violations); top code 393.45(d) (Brake connections with leaks or constrictions) cited 2 times.

Fleet profile

The fleet comprises 1 power unit (small fleet) and 1 driver; Great Dane and Peterbilt are the most-inspected makes.

Risk Signals

Authority revoked
1 revocation on record.

Out-of-Service rate vs same-size peers FMCSA roadside inspections, % placed out-of-service

Compared against 235,556 ACTIVE carriers operating 1–2 power units (±50% of this carrier's 1 unit fleet).

This carrier — Driver OOS
0%
Drivers placed out-of-service at roadside inspections
Peer median
0%
Median across 235,556 same-size peers
Verdict
On par with peers
Delta 0 pts vs peer median (lower is safer)
This carrier — Vehicle OOS
0%
Vehicles placed out-of-service at roadside inspections
Peer median
0%
Median across 235,556 same-size peers
Verdict
On par with peers
Delta 0 pts vs peer median (lower is safer)

Authority gap detected (1)

  • Contract (Property) authority was inactive from May 31, 2017 to Aug 25, 2020 (1182 days)

Historical coverage gap detected (1)

  • No active BIPD/Primary insurance from May 25, 2017 to Aug 20, 2020 (1183 days)
Inspection Analytics Monthly activity · BASIC mix · state map

Monthly Inspection Activity (2 months)

2024-09 2026-08

Violations by BASIC Category

Federal BASIC buckets for every citation issued against this carrier over the past 24 months.
Vehicle Maintenance
2 violations
Unsafe Driving
1 violation

Activity by State

States this carrier has been inspected in over the past 24 months.
State Inspections OOS OOS % Last Inspection
California (CA) 4 1 25.0% Aug 24, 2026
Vehicle Fleet Top makes and models observed in roadside inspections
Make Model Inspections
Freightliner 2
Great Dane 1
Peterbilt 1
Stln 1
Utility 1
SMS BASIC Scores FMCSA Safety Measurement System per-BASIC scores
BASIC Inspections Serious Measure Percentile Alert As Of
Driver Fitness 0 — 0.00 0 — Aug 24, 2026
Controlled Substances / Alcohol 0 — 0.00 0 — Aug 24, 2026
Hours of Service 0 — 0.00 0 — Aug 24, 2026
Unsafe Driving 0 — 0.00 0 — Aug 24, 2026
Vehicle Maintenance 1 — 4.00 4 — Aug 24, 2026

Higher percentiles indicate worse performance relative to peer carriers. Carriers at or above the FMCSA intervention threshold are marked ALERT.

Recent Inspections (4 rows) View all 4 →
Inspection # Date ▼ State Level Station Vehicle Violations Top Codes OOS
88799789 Aug 24, 2026 CA 1 RAINBOW IF
FREIGHTLINER TRUCK TRACTOR
CA 9H22259 · 3AKJGBDV5ESFZ2020
5 396.5B-HWSL, 393.9A-LHLI, 393.45B2-B-AIR No
88688455 Aug 11, 2026 CA 1 RAINBOW IF
FREIGHTLINER TRUCK TRACTOR
CA 9H22259 · 3AKJGBDV5ESFZ2020
10 393.65C-FNS, 396.3A1-BOS, 393.45B2-B-AIR Yes
88649245 Aug 9, 2026 CA 3 W/B PERALTA SCALE — 3 392.2-SLLSR, 393.11B-CSURR, 393.9A-LIL No
82674008 Sep 13, 2024 CA 1 RAINBOW IF
PETERBILT TRUCK TRACTOR
CA 9G21793 · 1XPHD49X7DD195218
3 393.45(d), 392.2 No
Authority Records (1 docket)
common
MC907682
N
—
View full authority record →

Revocations & Inactive Status

Authority actions other than active status — revocations, voluntary surrenders, and dormant dockets.

Date Docket Authority Status Applied
Unknown MC907682 common N —
MC Certificate Documents (3 PDFs)

Authority Records (above) are FMCSA docket status and lifecycle events. MC Certificate Documents here are the archived PDF letters for each action — grants, reinstatements, revocations, name changes, and transfers. They are related but not the same dataset: one row per PDF letter, not one file per docket.

Click a row to open that specific letter. Multiple letters per docket are listed separately by action type and date.

Date Docket Action Authority PDF
Aug 25, 2020 MC907682-P REI REINSTATEMENT REI →
Aug 10, 2020 MC907682 NC REINSTATEMENT NC →
Apr 14, 2015 MC907682-P CPL PERMIT CPL →
Insurance Coverage Timeline (14 rows)

Every insurance policy on file, newest effective date first. Amber rows mark BIPD/Primary coverage gaps.

Insurer Policy # Type Limit Effective Cancel Status
OCCIDENTAL FIRE AND CASUALTY CO. OF N.C. GAT0005541 91X $750,000 Aug 20, 2025 On file ACTIVE
HARCO NATIONAL INSURANCE CO. TP-4332748 BIPD/Primary — Aug 20, 2024 Aug 20, 2025 REPLACED
DB INSURANCE CO., LTD (U.S.BRANCH) CCA-0015917-02 BIPD/Primary — Aug 20, 2023 Aug 20, 2023 REPLACED
DB INSURANCE CO., LTD (U.S.BRANCH) CCA-0015917-01 BIPD/Primary — Aug 20, 2023 Aug 20, 2024 CANCELLED
DB INSURANCE CO., LTD (U.S.BRANCH) CCA-0015917-01 BIPD/Primary — Aug 20, 2022 Aug 20, 2023 CANCELLED
DB INSURANCE CO., LTD (U.S.BRANCH) CCA-0015917-00 BIPD/Primary — Aug 20, 2021 Aug 20, 2022 REPLACED
CRUSADER INSURANCE COMPANY CTP-018604 BIPD/Primary — Aug 20, 2020 Aug 20, 2021 CANCELLED
Coverage gap — 1183 days without BIPD/Primary coverage from May 25, 2017 to Aug 20, 2020
QUALITAS INSURANCE COMPANY QCAD-94438-01 BIPD/Primary — Apr 25, 2017 May 25, 2017 CANCELLED
QUALITAS INSURANCE COMPANY QCAD-94438-01 BIPD/Primary — May 21, 2016 Apr 25, 2017 CANCELLED
A-ONE COMMERCIAL INSURANCE RRG, INC A-ONE2015-355 BIPD/Primary — May 21, 2015 Jul 8, 2015 CANCELLED
A-ONE COMMERCIAL INSURANCE RRG, INC A-ONE2015-355 BIPD/Primary — May 21, 2015 May 21, 2015 REPLACED
A-ONE COMMERCIAL INSURANCE RRG, INC A-ONE2015-355 BIPD/Primary — May 21, 2015 May 21, 2016 CANCELLED
UNITED FINANCIAL CASUALTY COMPANY CA 2266638 BIPD/Primary — Mar 31, 2015 May 21, 2015 REPLACED
Compliance Timeline Merged authority / insurance / enforcement events
  1. Aug 20, 2025
    insurance
    TERM/REPL — HARCO NATIONAL INSURANCE CO.
  2. Aug 20, 2024
    insurance
    CANCEL — DB INSURANCE CO., LTD (U.S.BRANCH)
  3. Aug 16, 2024
    authority
    DISCONTINUED REVOCATION — CONTRACT
    Details →
  4. Aug 22, 2023
    authority
    DISCONTINUED REVOCATION — CONTRACT
    Details →
  5. Aug 20, 2023
    insurance
    TERM/REPL — DB INSURANCE CO., LTD (U.S.BRANCH)
  6. Aug 20, 2023
    insurance
    CANCEL — DB INSURANCE CO., LTD (U.S.BRANCH)
  7. Aug 22, 2022
    authority
    DISCONTINUED REVOCATION — CONTRACT
    Details →
  8. Aug 20, 2022
    insurance
    TERM/REPL — DB INSURANCE CO., LTD (U.S.BRANCH)
  9. Aug 20, 2021
    authority
    DISCONTINUED REVOCATION — CONTRACT
    Details →
  10. Aug 20, 2021
    insurance
    CANCEL — CRUSADER INSURANCE COMPANY
  11. Aug 25, 2020
    authority
    REINSTATED — MOTOR PROPERTY CONTRACT CARRIER
    Details →
  12. May 31, 2017
    authority
    REVOKED — MOTOR PROPERTY CONTRACT CARRIER
    Details →
  13. May 31, 2017
    authority
    Authority revoked — INVOLUNTARY REVOCATION
  14. May 31, 2017
    authority gap
    Contract (Property) authority inactive: 1182 days (through Aug 25, 2020)
  15. May 25, 2017
    insurance
    CANCEL — QUALITAS INSURANCE COMPANY
  16. May 25, 2017
    insurance gap
    Coverage gap: 1183 days without BIPD/Primary insurance (through Aug 20, 2020)
  17. Apr 26, 2017
    authority
    DISCONTINUED REVOCATION — CONTRACT
    Details →
  18. Apr 25, 2017
    insurance
    CANCEL — QUALITAS INSURANCE COMPANY
  19. May 21, 2016
    insurance
    CANCEL — A-ONE COMMERCIAL INSURANCE RRG, INC
  20. May 19, 2016
    authority
    DISCONTINUED REVOCATION — CONTRACT
    Details →
  21. Jul 8, 2015
    insurance
    TERM/CANCL — A-ONE COMMERCIAL INSURANCE RRG, INC
  22. Jun 26, 2015
    authority
    DISCONTINUED REVOCATION — CONTRACT
    Details →
  23. May 21, 2015
    insurance
    TERM/REPL — UNITED FINANCIAL CASUALTY COMPANY
  24. May 21, 2015
    insurance
    TERM/REPL — A-ONE COMMERCIAL INSURANCE RRG, INC
Top Stations & Violation Codes Where this carrier gets inspected and what they get cited for

Most-Inspected Stations

Station State Inspections OOS
RAINBOW IF CA 3 1
W/B PERALTA SCALE CA 1 0

Top Violation Codes Cited

Code Description Category Cited OOS
393.45(d) Brake connections with leaks or constrictions Vehicle Maintenance 2 0
392.2 Violation of Local Laws Unsafe Driving 1 0
Related Records Cross-references to every adjacent page
Field change history
Directory
Authority Records
Insurance Carriers
Process Agent (BOC-3)
Carrier Records
Discover
Explainers