DIAMOND TRANSPORTATION INC

DALLAS, TX

DIAMOND TRANSPORTATION INC is a mid-sized fleet, operating 22 power units and 26 drivers, based in Dallas, TX. Across 68 roadside inspections in the last 24 months, the fleet's 25.0% out-of-service rate sits above the 19.4% national average, with 1 reportable crash. BMC-91 liability filing is on file with SENTRY SELECT INSURANCE COMPANY, and operating authority is on file.

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

Policy effective · Sep 11, 2020

Review these

OOS rate worse than size peers Driver 4.80% vs peer 0.00% · Vehicle 34.1% vs peer 14.3% Details →
2 fatalities on crash record 9 FMCSA-reportable crashes on file. Details →

On file

Insurance on file · $750,000 SENTRY SELECT INSURANCE COMPANY · 91X Details →
BOC-3 process agent on file TRANSPORTATION AUTHORITY, LLC 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 — DIAMOND TRANSPORTATION INC (USDOT 2540643)
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:
  • OOS rate worse than size peers — Driver 4.80% vs peer 0.00% · Vehicle 34.1% vs peer 14.3%
  • 2 fatalities on crash record — 9 FMCSA-reportable crashes on file.

On file:
  • Insurance on file · $750,000 — SENTRY SELECT INSURANCE COMPANY · 91X
  • BOC-3 process agent on file — TRANSPORTATION AUTHORITY, LLC

Source: https://truckcodex.com/usdot/2540643/
As of: Sep 20, 2026
Always confirm on FMCSA SAFER and L&I before tendering — TruckCodex mirrors public filings and can lag by up to a day.

USDOT 2540643 Active AUTHORIZED FOR HIRE Company officer: KEN SCIALO General Freight Machinery / Large Objects Produce Dry Bulk Cold Food Beverages +2 more Based in DALLAS, TX

FMCSA census as of Sep 20, 2026 · Sources · Freshness

TruckCodex · filing & peer scorecard

TruckCodex filing & peer scorecard · B

Composite of 4/5 scored components (mean 79/100). Separate from booking triage on this page. Expand for per-signal evidence. Heuristic — not an FMCSA rating or legal advice.

B 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

Riskier than peers · 15/100

Driver OOS 4.8% vs peer median 0% (worse). Vehicle OOS 34.1% vs peer median 14.3% (worse). n=43185 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.

Operating authority

Insurance

1 active liability filing

BOC-3 agent

TRANSPORTATION AUTHORITY, LLC

Company profile

Company details

USDOT 2540643

In FMCSA records since Sep 11, 2014 (~12y)

Company officer KEN SCIALO

Operation AUTHORIZED FOR HIRE

Cargo carried

General Freight, Machinery / Large Objects, Produce, Dry Bulk, Cold Food, Beverages, Paper Products, Other (GARBAGE)

Fleet size 22 units

Drivers 26

Annual mileage 4,617,000 mi

Contact & address

Phone: (214) 762-2222

Email: [email protected]

Physical

2310 SAINT GERMAIN ROAD

DALLAS, TX 75212

Mailing address matches physical.

Registration & safety rating

USDOT 2540643

In FMCSA records since Sep 11, 2014 (~12y)

Operation AUTHORIZED FOR HIRE

Annual mileage (MCS-150) 4,617,000 mi

vs. National Average

Vehicle OOS Rate 34.1% vs 23.4% +10.7 pts

Driver OOS Rate 4.8% vs 6.7% -1.9 pts

Violations per Inspection 1.85 vs 1.80 +0.05

Peer tier (mid-sized fleets (11-100 power units)) median OOS rate: 27.5%

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.

Broker setup by MC age

Check brokers for this MC age

Based on FMCSA authority grant of 2014-10-02 (2,000+ days). Published gates only — not a guarantee they will accept. Confirm with the broker.

Related filings

Insurance
SENTRY SELECT INSURANCE COMPANY
Policy effective Sep 11, 2020
Process Agent
TRANSPORTATION AUTHORITY, LLC
BOC-3 on file

Fleet details (MCS-150)

Vehicle type	Owned	Term leased	Trip leased
Truck tractors	10	12	0
Trailers	36	0	0

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

Accident reports (24 months)

All 9 crashes →

	6–12 months	Total
Fatalities	0	0
Injuries	0	0
Tow-away	1	1
Crash reports	1	1

Reportable crashes from FMCSA MCMIS for the trailing 24 months. Counts may differ slightly from SAFER due to reporting lag.

Inspections (24 months)

All 124 inspections →

	Driver	Vehicle	Hazmat
Inspections	68	68	0
OOS inspections	4	17	0
OOS percentage	5.88%	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

Drivers

Inspections

124

FMCSA roadside history on file

OOS Rate (peak)

34.1%

driver or vehicle, whichever higher

Crashes (24m)

9 all-time

Authorities

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

DIAMOND TRANSPORTATION INC had 68 roadside inspections over the past 24 months with an out-of-service rate of 25.0%, which is above the national average of 19.4%. Their highest FMCSA BASIC percentile is vehicle_maint at 6.0. 1 reportable crash occurred in the same 24-month window.

Inspection profile

68 roadside inspections over the last 24 months, concentrated in TX (22) and TN (12).

Violation profile

25.0% out-of-service rate, above the 19.4% national average; led by Vehicle Maintenance (32.5% of violations); top code 392.2 (Violation of Local Laws) cited 27 times.

Fleet profile

The fleet comprises 22 power units (mid-sized fleet) and 26 drivers; International, Utility, and Freightliner are the most-inspected makes.

Risk Signals

High OOS rate

Peak OOS rate of 34.1% is well above FMCSA MCSAP national averages (driver ~6.7%, vehicle ~23.4%).

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

Compared against 43,185 ACTIVE carriers operating 11–33 power units (±50% of this carrier's 22 unit fleet).

This carrier — Driver OOS

4.8%

Drivers placed out-of-service at roadside inspections

Peer median

Median across 43,185 same-size peers

Verdict

Riskier than peers

Delta +4.8 pts vs peer median (lower is safer)

This carrier — Vehicle OOS

34.1%

Vehicles placed out-of-service at roadside inspections

Peer median

14.3%

Median across 43,185 same-size peers

Verdict

Riskier than peers

Delta +19.8 pts vs peer median (lower is safer)

Inspection Analytics Monthly activity · BASIC mix · state map

Monthly Inspection Activity (33 months)

2023-09 2026-09

Violations by BASIC Category

Federal BASIC buckets for every citation issued against this carrier over the past 24 months.

Activity by State

States this carrier has been inspected in over the past 24 months.

State	Inspections	OOS	OOS %	Last Inspection
Texas (TX)	22	2	9.1%	Aug 18, 2026
Tennessee (TN)	12	5	41.7%	Sep 9, 2026
Arkansas (AR)	11	3	27.3%	Sep 3, 2026
Missouri (MO)	5	3	60.0%	Aug 26, 2026
Mississippi (MS)	3	1	33.3%	Jul 20, 2026
Alabama (AL)	2	1	50.0%	Jul 17, 2025
Pennsylvania (PA)	2	0	0.0%	Apr 1, 2025
Georgia (GA)	2	0	0.0%	Dec 9, 2025
Indiana (IN)	2	1	50.0%	Mar 18, 2026
Ohio (OH)	1	0	0.0%	Jun 4, 2026
Oklahoma (OK)	1	0	0.0%	Mar 10, 2026
Louisiana (LA)	1	0	0.0%	Apr 16, 2026
California (CA)	1	0	0.0%	Aug 7, 2026
Maryland (MD)	1	1	100.0%	Jan 13, 2026
New Jersey (NJ)	1	0	0.0%	Nov 26, 2024
New Mexico (NM)	1	0	0.0%	Jun 13, 2026

Vehicle Fleet Top makes and models observed in roadside inspections

Make	Model	Inspections
International		68
Utility		52
Freightliner		22
Great Dane		19
Hyundai Translead		9

SMS BASIC Scores FMCSA Safety Measurement System per-BASIC scores

BASIC	Inspections	Serious	Measure	Percentile	Alert	As Of
Driver Fitness	2	—	0.35	0	—	Sep 14, 2026
Controlled Substances / Alcohol	0	—	0.00	0	—	Sep 14, 2026
Hours of Service	13	—	1.14	1	—	Sep 14, 2026
Unsafe Driving	8	—	2.14	2	—	Sep 14, 2026
Vehicle Maintenance	28	—	6.04	6	—	Sep 14, 2026

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

Recent Inspections (124 rows) View all 124 →

Inspection #	Date ▼	State	Level	Station	Vehicle	Violations	Top Codes	OOS
88964278	Sep 9, 2026	TN	1	MOHAWK TN	KENWORTH TRUCK TRACTOR TX R675766 · 1XKYDP9X4LJ360648	0	—	No
88908349	Sep 3, 2026	AR	2	WEST MEMPHIS AR	FREIGHTLINER TRUCK TRACTOR TX R804381 · 3AKJGLDR3GSGV5725	3	391.11B2-Q, 393.209D-STPAL, 393.11A1-CSURR	Yes
88875880	Aug 31, 2026	TN	3	STRAWBERRY PLAINS TN	INTERNATIONAL TRUCK TRACTOR Ticket: Custom Scott TX R749849 · 3HSDZAPR3SN237326	1	392.2-SLL	No
88821700	Aug 26, 2026	MO	3	CHARLESTON MO	INTERNATIONAL TRUCK TRACTOR TX R738435 · 3HSDZAPR7SN237328	0	—	No
88737570	Aug 18, 2026	TX	2	—	INTERNATIONAL TRUCK TRACTOR TX R749849 · 3HSDZAPR3SN237326	1	396.3A1-ALBV	No
88655560	Aug 7, 2026	CA	2	GRAPEVINE IF	—	2	392.2-SLLED, 392.2-SLLEWA1	No
88574596	Jul 30, 2026	AR	3	—	INTERNATIONAL TRUCK TRACTOR TX R796998 · 3HSDZAPR2SN248169	3	395.8E-HOSPD, 392.16-D	No
88476786	Jul 20, 2026	MS	3	—	INTERNATIONAL TRUCK TRACTOR TX R737226 · 3HSDZAPR2SN248172	0	—	No
88266862	Jun 28, 2026	MO	2	—	VOLVO TRUCK TRUCK TRACTOR TX R648767 · 4V4NC9EH2GN936204	13	393.75A3-TAOL, 393.205A-WRBH, 393.9A-LTSIR	Yes
88147937	Jun 13, 2026	NM	2	—	FREIGHTLINER TRUCK TRACTOR TX R750037 · 3AKJGLD5XFSGG5191	0	—	No
88061340	Jun 4, 2026	OH	2	—	FREIGHTLINER TRUCK TRACTOR TX R391455 · 3AKJGLD50GSFN4395	1	393.60C	No
87744733	Apr 30, 2026	TN	2	STANTON TN	INTERNATIONAL TRUCK TRACTOR TX R737227 · 3HSDZAPR0SN258649	0	—	No
87632231	Apr 19, 2026	TN	3	DOVER TN	INTERNATIONAL TRUCK TRACTOR TX R738435 · 3HSDZAPR7SN237328	0	—	No
87594069	Apr 16, 2026	LA	3	TALLULAH LA	INTERNATIONAL TRUCK TRACTOR TX R832216 · 3HSDJAPR7GN748391	2	22A-D, 22B-DFPWD	No
87596557	Apr 13, 2026	TX	2	IH30 WB MT PLEASANT SCALE	INTERNATIONAL TRUCK TRACTOR TX R796998 · 3HSDZAPR2SN248169	2	5B-HWSLOW, 9	No
87525739	Apr 6, 2026	TX	2	—	INTERNATIONAL TRUCK TRACTOR TX R749849 · 3HSDZAPR3SN237326	0	—	No
87353091	Mar 18, 2026	IN	3	WEST HARRISON IN	FREIGHTLINER TRUCK TRACTOR TX R804381 · 3AKJGLDR3GSGV5725	2	392.2-SLLTCD, 396.17C-PI	No
87310725	Mar 17, 2026	MO	1	JOPLIN MO	INTERNATIONAL TRUCK TRACTOR TX R748667 · 3HSDZAPR9SN258648	4	396.5B-HWSL, 393.45B2-BHTD, 393.45B2-B-AIR	Yes
87285024	Mar 11, 2026	TX	2	IH30 WB MT PLEASANT SCALE	INTERNATIONAL TRUCK TRACTOR TX R749849 · 3HSDZAPR3SN237326	0	—	No
87251187	Mar 10, 2026	OK	1	BRAMAN SCALES	INTERNATIONAL TRUCK TRACTOR TX R738434 · 3HSDZAPR5SN237327	0	—	No
87083216	Feb 17, 2026	TN	1	KNOXVILLE TN	KENWORTH TRUCK TRACTOR TX R675766 · 1XKYDP9X4LJ360648	4	395.8E1PC, 396.5B-L, 393.9A-LIL	No
87079739	Feb 11, 2026	TX	2	—	INTERNATIONAL TRUCK TRACTOR TX R737858 · 3HSDZAPR2SN251217	4	393.9, 393.75A1, 392.2WC	No
86983999	Feb 5, 2026	TN	1	STANTON TN	INTERNATIONAL TRUCK TRACTOR TX R738434 · 3HSDZAPR5SN237327	1	393.75A3-TAOL	Yes
86968929	Feb 3, 2026	TX	2	1356 US67 NB SVC RD	INTERNATIONAL TRUCK TRACTOR TX R737226 · 3HSDZAPR2SN248172	3	393.9, 395.22G, 393.11TL	No
86886288	Jan 23, 2026	TN	1	MOHAWK TN	KENWORTH TRUCK TRACTOR TX R675766 · 1XKYDP9X4LJ360648	5	383.23A2-LCDLN, 393.75A3-TAOL, 393.47A-BCLMBD-SA	Yes

Recent Crashes (9 rows)

Report #	Date ▼	State	Fatalities	Injuries	Tow	Hazmat	Severity
MI0003734059	Jan 30, 2026	MI	0	0	Yes	No	Tow
GA0009167751	Sep 30, 2023	GA	2	4	Yes	No	Fatal
GA0008632297	Jul 28, 2022	GA	0	0	Yes	No	Tow
NJ0022568934	Jul 16, 2022	NJ	0	0	Yes	No	Tow
AR2022536869	Jun 22, 2022	AR	0	0	Yes	No	Tow
FL8848157401	Mar 22, 2021	FL	0	0	Yes	No	Tow
SC0020251764	Jul 6, 2020	SC	0	1	Yes	No	Injury
ILX001121295	Apr 2, 2018	IL	0	0	Yes	No	Tow
TX4F7BHQE18Q	Aug 24, 2015	TX	0	0	Yes	No	Tow

Authority Records (1 docket)

common

MC883897

—

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	MC883897	common	N	—

MC Certificate Documents (1 letter, 1 PDF)

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.

Each row is a distinct FMCSA letter (grant, reinstatement, revocation, name change, transfer, etc.). When a PDF is archived, click the link to open that letter. Rows without a link still show the action type and date from our index. FMCSA stopped publishing new daily certificate PDFs after the May 2026 Motus cutover — rows below are historical archive only.

Date	Docket	Action	Authority	PDF
Oct 2, 2014	MC883897-P	Original MC Certificate	Permit	Original MC Certificate →

Insurance Coverage Timeline (4 rows)

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

Insurer	Policy #	Type	Limit	Effective	Cancel	Status
SENTRY SELECT INSURANCE COMPANY	A0027631004	91X	$750,000	Sep 11, 2020	On file	ACTIVE
SENTRY SELECT INSURANCE COMPANY	A0027631003	BIPD/Primary	—	Sep 11, 2018	Sep 11, 2020	REPLACED
SENTRY SELECT INSURANCE COMPANY	A0027631002	BIPD/Primary	—	Sep 11, 2016	Sep 11, 2018	REPLACED
SENTRY SELECT INSURANCE COMPANY	A0027631001	BIPD/Primary	—	Sep 11, 2014	Sep 11, 2016	REPLACED

Compliance Timeline Merged authority / insurance / enforcement events

Sep 11, 2020

insurance

TERM/REPL — SENTRY SELECT INSURANCE COMPANY
Sep 11, 2018

insurance

TERM/REPL — SENTRY SELECT INSURANCE COMPANY
Sep 11, 2016

insurance

TERM/REPL — SENTRY SELECT INSURANCE COMPANY
Oct 2, 2014

authority

GRANTED — MOTOR PROPERTY CONTRACT CARRIER
Details →

Top Stations & Violation Codes Where this carrier gets inspected and what they get cited for

Most-Inspected Stations

Station	State	Inspections	OOS
WEST MEMPHIS AR	AR	8	2
IH30 WB MT PLEASANT SCALE	TX	6	1
MOHAWK TN	TN	5	3
ROADSIDE	TN	4	0
STANTON TN	TN	3	2
IH 30 WESTBOUND MT PLEASANT	TX	3	0
BENTON AR	AR	2	1
CHARLESTON MO	MO	2	0
LAUDERDALE COUNTY	MS	2	1
KNOXVILLE TN	TN	2	0

Top Violation Codes Cited

Code	Description	Category	Cited	OOS
392.2	Violation of Local Laws	Unsafe Driving	27	0
396.17(c)	Operating a CMV without proof of a periodic inspection	Vehicle Maintenance	8	0
393.9(a)	Inoperable required lamps	Vehicle Maintenance	7	1
395.24(c)(2)(iii)	Driver failed to manually add shipping document number	Hours of Service	6	0
393.11	No or defective lighting devices or reflective material as required	Vehicle Maintenance	3	0
393.45(b)(2)	Brake hose or tubing chafing and/or kinking	Vehicle Maintenance	3	0
393.9	Inoperable Required Lamp	Vehicle Maintenance	3	0
393.45	Brake tubing and hose adequacy	Vehicle Maintenance	2	1
393.47(e)	Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt	Vehicle Maintenance	2	0
393.95(f)	Emergency Equipment - Stopped vehicle warning devices missing or improper.	Vehicle Maintenance	2	0

Related Records

Texas carriers Dallas carriers SENTRY SELECT INSURANCE COMPANY 124 inspections 9 reportable crashes

All cross-references Authority, BOC-3, explainers, and more