Fleet typeIdentity
Asset-based
59 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 46713 · MC-123048
DIAMOND TRANSPORTATION SYSTEM INC
59 power unitsavg 11.9 yrNational · 25 statesRACINE, WI
CARRIER ACTIVEMC-123048 ACTIVERATED SATISFACTORYHAZMAT
Observed fleet · trailing 24 mo daily
59Power units
43 observed · MCS-150
49Trailers seen
Decoded · vPIC
11.9Avg age (yr)
1997–2026 · vPIC
Click to see how we scored it
Load decision · FMCSA snapshot · 2026-07-26
Review before loading
Operating, but with flags a broker should weigh before tendering freight.
Active operating authorityEstablished 52 yearsNo insurance on file
Watch · 2
Operating authority5252 yr active
since 1974Insurance (BIPD)Not on file
FMCSA L&IVehicle OOS · 24mo18.918.9 %
▼ 22.26% nat'lCrashes · fatal22
5 in 24moVektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersTypical
11.9 yr
Model years 1997–2026 · peer benchmark computing.
Identity stabilityStable
52 yr unchanged
Same registration since 1974 — no chameleon / reincarnation signal.
AI readFull read
Is DIAMOND TRANSPORTATION SYSTEM INC safe to work with?
Is DIAMOND TRANSPORTATION SYSTEM INC safe to load? DIAMOND TRANSPORTATION SYSTEM INC (USDOT 46713, MC-123048) is an active asset-based motor carrier based in RACINE, WI, operating 59 power units and 61 drivers. Operating authority has been active 52 years (past the 24-month broker-confidence threshold). Across 160 roadside inspections, its vehicle out-of-service rate is 18.9% (below the 22.26% national average), with 5 reportable crashes in the last 24 months. FMCSA rates it Satisfactory. Vektor rates it review before loading (70/100), with the leading concern: no insurance on file. Source: FMCSA SAFER/MCMIS, last updated 2026-07-26.
FMCSA fields + Vektor analysis · updated 2026-07-26
DTDIAMOND TRANSPORTATION SYSTEM INC 70
01
Safety
160 inspections · 24 mo · vs national benchmarks
Out-of-service rate· trailing 24 months vs national benchmark
Vehicle OOS 18.9% (24-mo)37 veh insp · 24-mo · nat'l 22.26%
050%nat'l 22.26%
Driver OOS 0.0% (24-mo)80 drv insp · 24-mo · nat'l 6.67%
030%nat'l 6.67%
OOS trajectory· trailing 6-mo vehicle-OOS rate vs national
10.0% now▼ Improving
Inspection coverage· expected vs observed · the fraud signal
Inspection coverage
How heavily FMCSA inspects this fleet for its size — it tells you how much to trust the safety signals above. Thin coverage on a young authority is a fraud signal nobody else surfaces.
Under-inspected
Expected
Well-monitored
Heavily inspected
≈0.7 / unit·yr
thin signalabundant signal
Roadside-inspection volume is about what you'd expect for a 59-unit fleet — enough signal to read the safety record, though not a heavy sample.
- Registered power units
- 59
- Inspections · 24 mo
- 80
- Annualized
- ≈40 / yr
- Coverage
- ≈0.7 inspections / unit · yr
Violation themes· decoded · grouped by BASIC
What this carrier actually gets cited for — FMCSA violation codes decoded into plain English, ranked by frequency.
- 392.2 State/local traffic law violation (speeding, etc.)Unsafe Driving53
- 393.9 Inoperative required lampsVehicle Maintenance29 · 13 OOS
- 395.8 Record of duty status (log / ELD) not current or missingHOS Compliance9
- 395.24 ELD — record edits / dataHOS Compliance7
- 393.55 Antilock brake system (ABS)Vehicle Maintenance7
- 393.45 Brake tubing / hose defectsVehicle Maintenance7 · 2 OOS
- 396.3 Inspection / repair / maintenance not performedVehicle Maintenance5 · 1 OOS
- 393.104 Cargo securement — tiedownsVehicle Maintenance5 · 2 OOS
- 393.130 Cargo securement — heavy vehicles/equipmentVehicle Maintenance4 · 4 OOS
- 393.11 Required lamps/reflectors missingVehicle Maintenance4
02
Authority & insurance
Can they legally + adequately haul your load?
Operating authority· 49 CFR · per type
Operating authority
- Common
- None
- Contract
- None
- Broker
- Active
Insurance & bonds
BIPD / liability (required)Not on file
CargoNone
Surety bond (BMC-84)Filed with FMCSA
Insurance continuity· insurer · policy · lapses
$750k BIPD · 9 insurers · 2 lapsesCoverage lapse
+4 earlier
Vanliner · 94–96
Reliance · 97–98
Centennial · 98–00
Liberty · 01–12
Great West · 12–18
19942018
No BIPD policy is currently in force in the filing history. The authority record may still list one on file — request a COI to confirm current coverage.
9 insurer eras · collapsed from 14 filings
| Insurer | Period | Limit | Renewals |
|---|---|---|---|
| UNITED STATES FIRE INSURANCE CO. | Dec 2017 → Dec 2018 | $750k | 3 |
| GREAT WEST CASUALTY CO. | Dec 2012 → Jan 2018 | $750k | 2 |
| LIBERTY MUTUAL INSURANCE CO. | Dec 2001 → Dec 2012 | $750k | 2 |
| EMPLOYERS INSURANCE OF WAUSAU, A MUTUAL CO. | Dec 2000 → Dec 2000 | $750k | 2 |
| ATLANTIC MUTUAL INSURANCE CO. | Dec 1998 → Dec 1998 | $750k | 1 |
| CENTENNIAL INSURANCE CO. | Dec 1998 → Dec 2000 | $750k | 1 |
| THE RELIANCE INSURANCE CO. | Jan 1997 → Dec 1998 | $750k | 1 |
| THE AMERICAN INSURANCE CO. | Jun 1996 → Jan 1997 | $750k | 1 |
| VANLINER INSURANCE COMPANY | Jan 1994 → Jun 1996 | $750k | 1 |
03
Equipment & fleet
VIN-decoded · NHTSA vPIC
Capacity· power units = haulable capacity; trailers are towed
- Registered power units (MCS-150)
- 59
- Observed power (24 mo)
- 43
- Trailers (towed)
- 49
Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.
Fleet age· model years · decoded VINs
Average age
2026
Newest model yr
1997
Oldest model yr
VINs decoded
04
Operations & lanes
Revealed by inspection density across 25 states · 24 mo
Operating footprint· revealed by roadside-inspection geography
Operating radiusNational
revealedStates observed2525
US statesInspections · 24 mo8080
OH busiestInspection density by state· each tile = a state · shade = inspections, last 24 mo
Home base
RACINE, WI
Top corridor
OH ⇄ WI
Density
fewermore
05
Network & fraud
Affiliated entities & reincarnation signals · for review, not a verdict
Last 12 months: 2 trucks also ran under 3 other carriers
VINs inspected under this carrier were recently inspected under other USDOTs too — the active double-broker / shared-equipment signal: USDOT 92693USDOT 2439596USDOT 889530Some overlap is legitimate (leased or sold equipment); review alongside the other signals.
Show all-time history (20 trucks · 22 carriers)
Across all inspections on record: USDOT 154712USDOT 388467USDOT 1466227USDOT 3270408USDOT 1391USDOT 3929222USDOT 1604546USDOT 2439596
Capacity consistency· registered vs roadside-observed power units
Registered (MCS-150)5959
Observed (24 mo)4343
Shared w/ other carriers2020
Registered and roadside-observed capacity are broadly consistent.
06
Identity & contact
FMCSA census + L&I dossier
Location
- Physical address
- 5021 21ST ST, RACINE, WI, 53406-5086
- Mailing address
- 5021 21ST STREET, RACINE, WI, 53406
- Operation
- Interstate· Hazmat
Contact
- Phone
- (262) 554-5400
- Fax
- (262) 554-4030
- Web domain
- diamondtrans.net
Registration
- Officer
- R. Jon Coca
- USDOT / docket
- 46713 · MC-123048
- First registered
- 06/01/1974
- Last MCS-150
- 03/06/2025 · 3,234,965 mi (2022)
- FMCSA safety rating
- Satisfactory · 07/20/1994
- D-U-N-S
- 7821929
Fleet (self-reported · MCS-150)
07
Federal activity
Daily-captured FMCSA licensing & insurance changes — monitored by Vektor
Federal record activity· monitored daily by Vektor
No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.
08
Reviews
Verified broker, shipper & driver reviews — moderated
Performance ratings only — never the Vektor risk score
No verified reviews yet
Be the first broker or shipper to rate DIAMOND TRANSPORTATION SYSTEM INC. Reviews cover performance only — on-time delivery, payment speed, communication — and never affect the Vektor risk score.
Leave a review09
Frequently asked
What is DIAMOND TRANSPORTATION SYSTEM INC's USDOT number?
DIAMOND TRANSPORTATION SYSTEM INC's USDOT number is 46713, and its motor carrier number is MC-123048.
Is DIAMOND TRANSPORTATION SYSTEM INC authorized to operate?
As of 2026-07-26, DIAMOND TRANSPORTATION SYSTEM INC is active in the FMCSA register with common, contract, broker operating authority on file.
What is DIAMOND TRANSPORTATION SYSTEM INC's safety record?
DIAMOND TRANSPORTATION SYSTEM INC has a 18.9% vehicle out-of-service rate (national average 22.26%) across 160 roadside inspections, with 5 reportable crashes in the last 24 months, and an FMCSA "Satisfactory" safety rating. Vektor's computed risk score is 70/100 (tier: review).
How big is DIAMOND TRANSPORTATION SYSTEM INC's fleet?
DIAMOND TRANSPORTATION SYSTEM INC operates 59 power units and 61 drivers per its most recent MCS-150 filing.
Where is DIAMOND TRANSPORTATION SYSTEM INC based?
DIAMOND TRANSPORTATION SYSTEM INC is based in RACINE, WI, with roadside inspections recorded across 25 states.