Carrier profile · USDOT 46713 · MC-827940 · Updated Aug 27, 2026

Diamond Transportation System Inc

59 power unitsavg 11.9 yrNational · 25 statesRACINE, WI70/100
BROKER AUTHORITY ACTIVEMC-827940 BROKER ACTIVERATED SATISFACTORYHAZMAT
Verified linksdiamondtrans.netFMCSA SAFER

Operations & Lanes

Where this carrier actually runs, revealed by roadside-inspection geography over the last 24 months — not where they claim to operate, shown as state-level inspection density.

Operating footprint· revealed by roadside-inspection geography

Operating radiusNational
revealed
States observed25
US states
Inspections · 24 mo83
OH busiest

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base
RACINE, WI
5021 21ST ST
Top corridor
OH ⇄ WI
OH 10 · IA 8 · NM 6
Density
fewermore
Shade = roadside inspections, last 24 mo.

State activity ranking· all 25 states · trailing 24 mo

Roadside inspections by state · DIAMOND TRANSPORTATION SYSTEM INC · trailing 24 months
StateCoverageInspections
OHOhio10
IAIowa8
NMNew Mexico6
SDSouth Dakota6
ARArkansas6
WIWisconsinHQ5
TNTennessee4
MSMississippi4
ILIllinois4
NCNorth Carolina3
GAGeorgia3
INIndiana3
CACalifornia2
TXTexas2
WVWest Virginia2
MOMissouri2
OKOklahoma2
MNMinnesota2
MIMichigan2
COColorado2
FLFlorida1
SCSouth Carolina1
NDNorth Dakota1
LALouisiana1
MDMaryland1