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JSB TRUCKING SERVICES LLC
San Marcos, TX
CarrierChk vetting signal
No flags raised
Authority, insurance, safety rating and crash records checked
FMCSA status: Active registration · no operating authority · DOT 3671910
Active
No Safety Rating
Broker Vetting Summary
Key signals from current FMCSA records
Authority
No Active Authority
Common carrier
Insurance
Not Found
No coverage amount on file
Safety
Not Rated
5 inspections on record
✓ No risk flags found on authority or insurance records
Vetting notes
- Active FMCSA registration, but no active for-hire operating authority on record
- No active insurance filing found on record
- 5 FMCSA inspections on record
Company Information
Registration, contact and cargo details
FMCSA Registration
DOT Number
3671910
Safety Rating
Not Rated
Operation Classification
Authorized for hire
MCS-150 Filed
September 23, 2024
FMCSA Registration
July 3, 2021
Annual Mileage
0 mi (0)
Contact Information
Address
1201 Thorpe Ln Apt 97, San Marcos, TX 78666-6542
Phone
Email
Owner / Officer
Sharhonda Flosha Brown
Cargo Types
General FreightMetal/Sheet SteelLogs/Poles/BeamsBuilding MaterialsMachinery/Large ObjectsLiquids/GasesPaper ProductsConstruction Materials
Safety Snapshot
Out-of-service rates, violations and crashes
Safety & Inspection Summary
Total Inspections
5
Driver Inspections
4
Vehicle Inspections
3
Out-of-Service Violations
6
Violations by Category
Vehicle Maintenance28
Unsafe Driving0
Hours of Service0
OOS Rates vs. National Average
Inspection Trend by Year
2026
2025
Violation Rate by Category
Share of roadside inspections in FMCSA's rolling 24-month window that found a violation in each category. The individual violations are listed under each inspection in Inspection Details below. None of this is the basis of the safety rating, which comes from an on-site compliance review.
Vehicle Maintenance
2 of 2 inspections
Unsafe Driving
0 of 4 inspections
Hours of Service
0 of 4 inspections
Driver Fitness
0 of 4 inspections
Controlled Substances
0 of 4 inspections
Fleet & Operating Areas
Observed roadside activity and equipment
Where This Carrier Operates
States where this carrier's roadside inspections were recorded
FewerMore
TX4
Fleet & Equipment (4)
Vehicles identified in this carrier's inspection history. Year, make, model and equipment type are decoded from the VIN.
Power units
~2
of 1 reported to FMCSA
Trailers
~2
seen at inspection
Equipment types observed
Tractor
2
Flatbed
1
Semi-trailer
1
Units on record
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| Othr | Semi-trailer | 1R1F25026SJ095145 | 3 | 1 |
| 2018 Kenworth T680 | Tractor · Class 8 | 1XKYDP9X2JJ135545 | 3 | 1 |
| 2004 Great Dane Trailers | Flatbed · 96 ft | 1GRDM962X4M700972 | 1 | — |
| 2020 Mack Anthem | Tractor · Class 8 | 1M1AN4GYXLM019757 | 1 | — |
A vehicle appearing here was recorded in an inspection — it is not proof the carrier still operates it today.
Inspection Details
Each roadside inspection with its violations
Inspection Records (5)
| Date | Report # | Location | Level | Viol | OOS | Shipper | Unit Type | Make | VIN | License |
|---|---|---|---|---|---|---|---|---|---|---|
| August 24, 2026 | V262557897 | TX, TX | I | 15 | 4 | NONE | Truck Tractor Semi-trailer |
MACK GREAT DANE TRAILERS |
1M1AN4GYXLM019757 1GRDM962X4M700972 |
TX 1N94958 TX 204B395 |
| 393.207F-SASMD | OOSSuspension - Air spring/bag is missing or is detached at the top or bottom. | Suspension | ||||||||
| 393.75A1-TAORETA | OOSTires - All others, has more than one ply exposed in the tread area exceeding 2 square inches. | Tires | ||||||||
| 393.75A3-TAOL | OOSTires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Tires | ||||||||
| 396.3A1-BOS | OOSBrake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination | Brake Out Of Service | ||||||||
| 393.47A-BCLMAD | Air Disc Brake - Cracked/loose/missing lining/pad. | Brakes All Others | ||||||||
| 393.47E | Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt | Brakes Out of Adjustment | ||||||||
| 393.47E | Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt | Brakes Out of Adjustment | ||||||||
| 393.47E | Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt | Brakes Out of Adjustment | ||||||||
| 393.53B-B | Air Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear | Brakes All Others | ||||||||
| 393.75C-TAOTD-LT2/32 | Tires - Less than 2/32 inch tread depth | Tires | ||||||||
| 393.9A-LBL | Lighting - Backup lamp inoperative | Lighting | ||||||||
| 393.9A-LSML | Lighting - Side marker lamp(s) inoperative | Clearance Identification Lamps/Other | ||||||||
| 393.9A-LSML | Lighting - Side marker lamp(s) inoperative | Clearance Identification Lamps/Other | ||||||||
| 396.3A1-BALAC | Brake - Audible air leak from a brake chamber | Brakes All Others | ||||||||
| 396.3A1-BALAC | Brake - Audible air leak from a brake chamber | Brakes All Others | ||||||||
| May 19, 2026 | 7FNH9DNCGA | TW-0130 IN WILLIAMSON CO. (412, TX | III | 2 | — | — | Truck Tractor Straight Truck |
KENWORTH OTHR |
1XKYDP9X2JJ135545 1R1F25026SJ095145 |
TX 1M82953 TX 015B727 |
| 393.11S | Side retroreflective sheeting or reflex reflector requirements for vehicles manufactured after December 1993 | Reflective Sheeting | ||||||||
| 393.11LR | No Lower rear retroreflective sheeting or reflex reflective materials as required for vehicles manufactured after December 1993 | Reflective Sheeting | ||||||||
| March 5, 2026 | V262247535 | TX80 NB SVC RD, TX | II | 7 | 2 | HEARTLAND | Truck Tractor Semi-trailer |
KENWORTH RAVE |
1XKYDP9X2JJ135545 1R1F25026SJ095145 |
TX 1M82953 TX 015B727 |
| 393.110B | OOSInsufficient tiedowns to prevent forward movement for load not blocked by headerboard, bulkhead, or other cargo | Tiedown | ||||||||
| 393.9TS | OOSInoperative turn signal | Lighting | ||||||||
| 393.78 | Wipers - Inoperative / missing / damaged wipers | Windshield/ Glass/ Markings | ||||||||
| 393.9 | Inoperable Required Lamp | Clearance Identification Lamps/Other | ||||||||
| 393.9 | Inoperable Required Lamp | Clearance Identification Lamps/Other | ||||||||
| 393.9T | Inoperable tail lamp | Lighting | ||||||||
| 392.2RG | State vehicle registration or License Plate violation | |||||||||
| January 30, 2026 | V262213794 | LAT:31¿¿ 30' 18.72N, TX | I | 5 | — | ATCO | Truck Tractor Semi-trailer |
MACK GREAT DANE TRAILERS |
1M1AN4GYXLM019757 1GRDM962X4M700972 |
TX 1N94958 TX 204B395 |
| 393.11TU | Truck-Tractor upper body corner requirements for retroreflective sheeting or reflex reflective material for vehicles manufactured after July 1997 | Reflective Sheeting | ||||||||
| 393.47E | Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt | Brakes Out of Adjustment | ||||||||
| 393.47E | Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt | Brakes Out of Adjustment | ||||||||
| 393.53B | CMV manufactured after 10/19/94 has an automatic airbrake adjustment system that fails to compensate for wear | Brakes All Others | ||||||||
| 393.9TS | Inoperative turn signal | Lighting | ||||||||
| October 21, 2025 | V252085287 | IH10 EB KINGSBURY SCALE, TX | III | 2 | — | SOUTHWEST RESEARCH | Truck Tractor Semi-trailer |
KENWORTH RAVE |
1XKYDP9X2JJ135545 1R1F25026SJ095145 |
TX 1M82953 TX 015B727 |
| 392.2RG | State vehicle registration or License Plate violation | |||||||||
| 392.2RG | State vehicle registration or License Plate violation | |||||||||
Shippers Seen at Inspections
Shipper names recorded by roadside inspectors over roughly the last three years. Only inspected loads appear, so this is a sample of who the carrier hauls for, not a complete customer list. Names are as entered at the roadside; blanks and placeholders such as “N/A” or “same as carrier” are left out.
| Shipper | Inspections | Most recent |
|---|---|---|
| HEARTLAND | 1 | March 5, 2026 |
| ATCO | 1 | January 30, 2026 |
| SOUTHWEST RESEARCH | 1 | October 21, 2025 |
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Data sourced from FMCSA MCMIS via Socrata. Record last updated: September 21, 2026.
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