Current Status

ROBERT SIEMONSMA

USDOT  433161 Inactive Interstate
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Verdict
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location_onKEYSTONE, SD databaseFMCSA public records
Power Units
1
Trucks + tractors
Drivers
1
1.00 per truck
Authority Age
35 yr
Since 1991
Safety Rating
Unrated
No DOT rating

Risk Assessment

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Authority Status Inactive

Operating authority status needs a closer look.

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Established Carrier

35 years of continuous operating authority.

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Unrated

No DOT safety rating on file — common, not disqualifying on its own.

neurology AI Synthesis · Carrier Profile
Gemini 2.5
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Generate a plain-English risk narrative for ROBERT SIEMONSMA — synthesizing authority, safety percentiles, crash recency, and chameleon signals into a broker-ready summary.

Full Report

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Safety profile

All 7 FMCSA BASIC percentiles, inspections, and out-of-service rates.

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Crash history

Individual crashes by date and severity, fleet-normalized.

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Insurance & compliance

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FAQ · ROBERT SIEMONSMA

Is ROBERT SIEMONSMA a legitimate motor carrier?

ROBERT SIEMONSMA is registered with FMCSA under USDOT number 433161. Operating authority status is currently Inactive.

Where is ROBERT SIEMONSMA based?

ROBERT SIEMONSMA lists its physical address in KEYSTONE, SD in FMCSA records. The physical state and city fields are provided by the carrier on their MCS-150 form.

Is USDOT 433161 active?

USDOT 433161 (ROBERT SIEMONSMA) operating authority status is currently Inactive. Data is sourced from live FMCSA federal records.

How many trucks does ROBERT SIEMONSMA operate?

ROBERT SIEMONSMA reports 1 power unit and employs 1 driver to FMCSA. These figures come from the carrier's most recent MCS-150 filing.

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