NS21 Construction LLC (USDOT 4485021)
Monitor- DOT number
- USDOT 4485021
- Operating authority
- Federal operating authority is not required — private carrier operation. USDOT registration showed active on FMCSA’s file as of Sep 25, 2026. Not yet confirmed live.
- Insurance on file
- No active liability (BIPD) insurance on file with FMCSA.
- Safety rating
- No published safety rating
- Fleet on file
- 3 power units, 2 drivers
- Operation type
- Interstate
- Physical address
- 52 LAUREL CIR, NEWTOWN, PA 18940-3257
- MCS-150 last filed
- Nov 2025
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Frequently asked questions
What carrier is DOT 4485021?
USDOT 4485021 is NS21 Construction LLC, an interstate motor carrier.
What is NS21 Construction LLC's USDOT number?
NS21 Construction LLC's USDOT number is 4485021. No MC docket number is on file.
Is NS21 Construction LLC currently authorized to operate?
Federal operating authority is not required — private carrier operation. USDOT registration showed active on FMCSA’s file as of Sep 25, 2026. Not yet confirmed live. Source: FMCSA registration and licensing records.
Does NS21 Construction LLC have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is NS21 Construction LLC's safety record?
In the last 24 months, FMCSA records show 2 of 3 vehicle inspections ending out-of-service for NS21 Construction LLC, too few inspections for a stable rate. FMCSA records also show 0 recordable crashes in the same window.
What is NS21 Construction LLC's CSA score?
FMCSA does not publish a single CSA score for carriers. NS21 Construction LLC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is NS21 Construction LLC's FMCSA safety rating?
NS21 Construction LLC has no published FMCSA safety rating. Most US carriers have never had a rating review.
Changes over time
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From FMCSA public records loaded Sep 25, 2026; may be out of date. fleetfax shows the facts; you make the call. FMCSA status