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DISCOVERY DOOR INC

USDOT 1833605 · 4440 YANKEE HILL ROAD, ROCKLIN, CA 95677

78Review firstModerate riskVektor risk score · 0–100

Generated August 6, 2026 from the live FMCSA / NHTSA record. Decision support — not an FMCSA safety rating or a recommendation to use or avoid any carrier. Verify authority & insurance before tendering.

Watch · 2

  • Vehicle out-of-service rate well above average — 50.0% of vehicle inspections were placed out of service vs the 22.3% national average.
  • MCS-150 census data outdated — The biennial MCS-150 update is 6.8 years old; fleet/mileage figures may be unreliable.

In good standing · 2

  • Established 18 years — Operating authority has been on file since 2008.
  • No reported crashes — No DOT-reportable crashes are on this carrier's record.

Identity & authority

Operating status
Active
Common authority
Contract authority
Broker authority
Safety rating
Not rated
Authority age
17 yr
Registered
Nov 30, 2008
Out-of-service
No
Phone
(916) 315-1834
Email
accounting@discoverydoor.com
Website
discoverydoor.com
Address
4440 YANKEE HILL ROAD, ROCKLIN, CA 95677

Fleet

Power units
2
Drivers
2
Observed units
2
Avg fleet age
10 yr

Insurance

Auto-liability on file
No
BIPD limit
Cargo on file
No
Cargo limit
Bond on file
No
Lapses
0

Safety · trailing 24 months

Vehicle OOS
50.0%
Driver OOS
Inspections
2
Crashes
0
Fatal crashes
0
CSA BASICMeasurePercentileSourceAlert
Unsafe Driving0
Hours-of-Service0
Driver Fitness0
Controlled Substances0
Vehicle Maintenance5.5