Carrier profile · USDOT 18283 · MC-139560 · Updated Jun 13, 2026

DEE BUS SERVICE INC

0 power unitsLocal · 1 statesSHIRLEY, MA50/100
CARRIER ACTIVEMC-139560 ACTIVE
Verified linksFMCSA SAFER

Safety

Roadside out-of-service rates versus the national benchmark, inspection and crash trends, decoded violation themes, and ELD / hours-of-service integrity — the full safety picture behind the verdict.

Out-of-service rate· 24-mo cumulative

Vehicle OOS 0.0%24-mo cumulative
050%
Driver OOS —24-mo cumulative
030%

Every inspection in the window pooled — 2 vehicle and 0 driver inspections over 24 months.

Vehicle OOS rate· vehicle OOS · vehicle-level inspections · 6-month trailing

0.0% · latest 6-mo window

Share of vehicle-level roadside inspections in each trailing six-month window that resulted in a vehicle out-of-service order. One window of data — no trend yet. The national vehicle benchmark uses the same metric and is shown on the chart.

Roadside inspection history· 24 charted calendar months · vehicle / driver level · any-OOS overlay

No roadside inspections on the FMCSA record in this window

BASIC categories· CSA SMS · Aug 2026

Unsafe Driving
0violations
official FMCSA
Hours-of-Service
0violations
clean · per-BASIC
Driver Fitness
0violations
clean · per-BASIC
Controlled Substances
0violations
official FMCSA
Vehicle Maintenance
0violations
clean · per-BASIC

Percentile = standing among same-exposure peers (higher = worse). FMCSA publishes percentiles for only some carriers (shown official); elsewhere we show a Vektor peer-percentile estimate, or the absolute SMS measure when there are too few inspections to rank.

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 Driving3 · 0 OOS
  • 393.203 Parts & accessories (vehicle condition)Vehicle Maintenance1 · 0 OOS
  • 393.207 Parts & accessories (vehicle condition)Vehicle Maintenance1 · 1 OOS
  • 393.9 Inoperative required lampsVehicle Maintenance1 · 0 OOS

ELD & hours-of-service

No hours-of-service or ELD violations on record across 3 inspections — a clean logging history.

Crash history· 74 total · 7 in 24 mo

74
Total crashes
7
In last 24 mo
1
Fatal
27
Injury
YearCrashesFatalInjuryTow
20262002
20253013
20244024
20234014
20226016
20211011
20201001
20191010
20186026
20175015
20165025
20152011
20143013
20131011
20123013
20116026
20106115
20093013
20072012
20063023
20042012
20021010
20002012
19981001
19941011
DateStateFatalitiesInjuriesTow-away
Jan 16, 2026MA00Yes
Jan 5, 2026MA00Yes
Nov 18, 2025MA01Yes
Feb 27, 2025MA00Yes
Feb 22, 2025MA00Yes
Nov 26, 2024MA00Yes
Oct 2, 2024MA00Yes
Mar 27, 2024MA01Yes
Mar 8, 2024MA01Yes
Sep 14, 2023MA01Yes
Aug 2, 2023MA00Yes
May 8, 2023MA00Yes
Feb 8, 2023MA00Yes
Oct 20, 2022MA00Yes
Sep 20, 2022MA00Yes
Aug 31, 2022MA00Yes
Feb 2, 2022MA01Yes
Jan 25, 2022MA00Yes
Jan 10, 2022MA00Yes
Jan 21, 2021MA01Yes
Jan 17, 2020MA00Yes
Nov 25, 2019MA01No
Dec 3, 2018MA04Yes
Nov 30, 2018MA00Yes
Oct 24, 2018MA01Yes