- Legal name
- Southwestern Motor Transport INC
- DBA
- Smt Lines
- USDOT number
- 136555
- MC docket
- MC80252
- Physical address
- 4600 Goldfield, San Antonio, TX, 78218
- s•••@s•••.com Unlock
- Power units
- 1,086
- Drivers
- 510
- Operation
- Interstate
- Operating radius
- Interstate 100+ mi
- Cargo
- General Freight, Building Materials, Oil Field Equipment, Chemicals, Beverages, Paper Products
- Operation class
- Authorized For-Hire
- Last MCS-150 filing
- May 7, 2025
- Common authority
- Active
- Broker authority
- Active
- Authority granted
- Jun 1, 1974
- Insurer (writing paper)
- Protective Insurance
- Filing form
- BMC-91X
- Coverage amount
- $75,000
- BI/PD on file
- $1,000,000
- Estimated renewal window
- Q4 2026
Working this account? See the current renewal estimate free with the X-date lookup.
- FMCSA safety rating
- Satisfactory
- Roadside inspections (24 mo)
- 150
- Out-of-service inspections
- 16
- Inspections with violations
- 66
- Crashes (24 mo)
- 10
- BASICs with acute/critical violations
- 0
- SMS population
- Interstate
Is Southwestern Motor Transport INC insured?
Yes. Southwestern Motor Transport INC (USDOT 136555) has active BI/PD liability insurance on file with FMCSA, currently written by Protective Insurance, with $75,000 in coverage on the filing.
What insurance company does Southwestern Motor Transport INC use?
Southwestern Motor Transport INC's current BI/PD filing is written by Protective Insurance. Insurer changes show up in the daily-refreshed federal filing record.
What is Southwestern Motor Transport INC's MC number?
Southwestern Motor Transport INC's FMCSA docket is MC80252, paired with USDOT 136555.
Is Southwestern Motor Transport INC safe to work with?
Southwestern Motor Transport INC's FMCSA safety rating is Satisfactory, with 150 roadside inspections in the last 24 months, 10 recorded crashes, 0 of the five public BASICs carrying an acute or critical violation from an FMCSA investigation. The full inspection-level record is on this page.
When does Southwestern Motor Transport INC's insurance renew?
Based on its filing history, Southwestern Motor Transport INC's BI/PD policy is estimated to renew in Q4 2026. The exact estimated X-date, with alerts when it changes, is in Market Tracker. Unlock USDOT 136555’s exact X-date →
How many trucks does Southwestern Motor Transport INC operate?
Southwestern Motor Transport INC reports 1,086 power units and 510 drivers in its latest MCS-150 census filing.
Source: FMCSA census, Licensing & Insurance (L&I) and SMS publications, mirrored and refreshed daily. Record last synced Sep 15, 2026. Native Base is not affiliated with FMCSA; always confirm against the live federal record before binding.
This page is the public record.
Market Tracker is the rest.
The exact renewal X-date, a loss-risk tier, an ISS estimate, verified contacts, the full filing history and every carrier like this one in your state: filtered, exported and watched for change, from $69/user/month.
This page republishes the public FMCSA record for USDOT 136555. If you are connected to this carrier and want your details removed, request removal.