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FMCSA Carrier Profile

N & B WELL SERVICE LLC

DBA: N & B Transports

Monahans, TX

CarrierChk vetting signal
Review recommended
Elevated Out-of-Service Rate
51.7% of this carrier's roadside inspections in the last 24 months put a driver or vehicle out of service — higher than 97% of carriers with a comparable number of inspections. This is a CarrierChk calculation from FMCSA inspection records, not an FMCSA rating.
See details ↓
FMCSA status: Active & Authorized  ·  DOT 1965629 · MC 1095505
No Safety Rating Active 6 yrs, 6 mo
67
Power Units
66
Drivers
96
Inspections
51%
Vehicle OOS
$1,000,000
Insurance

Broker Vetting Summary

Key signals from current FMCSA records

Authority
Active
MC-1095505 · Common carrier
Insurance
On File
Zurich American Insurance Company
Safety
Not Rated
51.7% OOS · 96 inspections on record
Flags · 1
Elevated Out-of-Service Rate
51.7% of this carrier's roadside inspections in the last 24 months put a driver or vehicle out of service — higher than 97% of carriers with a comparable number of inspections. This is a CarrierChk calculation from FMCSA inspection records, not an FMCSA rating.
Vetting notes
  • Operating authority active for 6 yrs, 6 mo
  • Insurance on file: $1,000,000
  • Vehicle out-of-service rate 50.8% — above the 20.7% national average
  • 96 FMCSA inspections on record

Authority & Compliance

Authority, insurance and required filings

Operating Authority

MC1095505
Common Carrier
Active

Insurance on File

ZURICH AMERICAN INSURANCE COMPANY
BI&PD · $1,000,000 · Policy BAP 3005457
On File

Required Filings

Liability (BIPD)
$1,000,000

Company Information

Registration, contact and cargo details

FMCSA Registration

DOT Number
1965629
MC Number
MC-1095505
Safety Rating
Not Rated
Operation Classification
Authorized for hire
MCS-150 Filed
April 13, 2026
FMCSA Registration
November 12, 2009
Authority Granted
March 20, 2020
Annual Mileage
3,618,000 mi (2026)

Contact Information

Address
4609 S Veronica, Monahans, TX 79756
Owner / Officer
Esequiel Porras

Cargo Types

Liquids/GasesOther Cargo

Safety Snapshot

Out-of-service rates, violations and crashes

Safety & Inspection Summary

Total Inspections
96
Driver Inspections
2
Vehicle Inspections
95
Out-of-Service Violations
79

Violations by Category

Vehicle Maintenance534
Unsafe Driving0
Hours of Service0

OOS Rates vs. National Average

Driver OOS Rate0.0% · national avg 5.5%
✓ Below national average
Vehicle OOS Rate50.8% · national avg 20.7%
⚠ Above national average (30.1pp higher)
51.7% of 60 inspections in the last 24 months put a driver or vehicle out of service — 97th percentile among carriers with 25–99 inspections (lower is better). CarrierChk calculation from FMCSA roadside inspection records, not an FMCSA score.

Inspection Trend by Year

2026
12 insp · 9 OOS
2025
40 insp · 41 OOS
2024
37 insp · 27 OOS

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 59 of 61 inspections
Unsafe Driving 0 of 62 inspections
Hours of Service 0 of 62 inspections
Driver Fitness 4 of 62 inspections
Controlled Substances 0 of 62 inspections

Crash History (3)

Crashes reported to FMCSA in the last 24 months. A crash appearing here is a reported event, not a finding of fault.
3
Crashes
0
Fatalities
1
Injuries
3
Tow-aways
DateStateFatalInjuredTowConditions
July 4, 2026 TX Yes No Adverse Conditions · Daylight · Dry
March 24, 2025 TX Yes No Adverse Conditions · Daylight · Dry
February 18, 2025 TX 1 Yes No Adverse Conditions · Dark - Not Lighted · Dry

Fleet & Operating Areas

Observed roadside activity and equipment

Where This Carrier Operates

States where this carrier's roadside inspections were recorded
FewerMore
TX81

Fleet & Equipment (87)

Vehicles identified in this carrier's inspection history. Year, make, model and equipment type are decoded from the VIN.
Tractor-Trailer Power units Class 8 · trailers up to 42 ft
Power units
~45
of 67 reported to FMCSA
Trailers
~42
seen at inspection
Equipment types observed
Tractor
45
Semi-trailer
20
Tank
19
Units on record
VehicleTypeVINInspectionsWith OOS
2004 Freightliner Columbia Tractor · Class 8 1FUJA6CK34PM43573 5 1
Trox Semi-trailer 1T9TA4322D1867943 5 1
Othr Semi-trailer 1G9VT40297H016740 4 2
2007 Peterbilt 379 Tractor · Class 8 1XP5DU9X67D742812 4 2
2009 Peterbilt 388 Tractor · Class 8 1XPWDU9X19D782867 4 1
2017 Grupo Remolques Del Norte Tank · 38 ft 3BZJN3820HC005914 4 1
2012 Dragon Products Tank · 42 ft 1D9ST4224CV661931 3 3
2003 Freightliner Columbia Tractor · Class 8 1FUJA6CG33LK28292 3 2
2004 Freightliner Columbia Tractor · Class 8 1FUJF0DE94LN03399 3 2
Trox Semi-trailer 1T9TA432171867811 3 2
Show all 87 units
VehicleTypeVINInspectionsWith OOS
2007 Dragon Products Tank · 42 ft 1UNST42227L052338 3 2
2011 Dragon Products Tank · 42 ft 1UNST4229BL081764 3 1
2011 Dragon Products Tank · 42 ft 1UNST422XBL094023 3 3
2007 Peterbilt 379 Tractor · Class 8 1XP5DU9X17N666068 3 1
2013 Peterbilt 388 Tractor · Class 8 1XPWD49X9DD190089 3 2
2015 Peterbilt 389 Tractor · Class 8 1XPXD49X5FD266740 3 1
2015 Grupo Remolques Del Norte Tank · 38 ft 3BZJN3821FC001089 3 2
2017 Grupo Remolques Del Norte Tank · 38 ft 3BZJN3822HC005915 3 1
2015 Grupo Remolques Del Norte Tank · 38 ft 3BZJN3828FC001087 3 1
Othr Semi-trailer 3DG2A21M9CG000071 3 2
2012 Dragon Products Tank · 42 ft 1D9ST4224CV661217 2 2
2005 Freightliner Columbia Tractor · Class 8 1FUJA6CK25LN37971 2
Othr Semi-trailer 1G9VT402X9H017138 2
Jack Semi-trailer 1J9TA432661364026 2 1
Trox Semi-trailer 1T9TA4322E1867510 2 2
Trox Semi-trailer 1T9TA432961867506 2 1
2018 Kenworth W9 Series Tractor · Class 8 1XKWD49X0JR214168 2 2
2005 Peterbilt 379 Tractor · Class 8 1XP5DB9X95D854540 2 1
2007 Peterbilt 379 Tractor · Class 8 1XP5DB9XX7D650381 2 2
2007 Peterbilt 379 Tractor · Class 8 1XP5DU9X87D742813 2 1
2007 Peterbilt 378 Tractor · Class 8 1XPFDU9X47N648975 2 1
2012 Peterbilt 367 Tractor · Class 8 1XPTD79X2CD161309 2 2
2008 Peterbilt 388 Tractor · Class 8 1XPWD49X08D749955 2 2
2012 Peterbilt 388 Tractor · Class 8 1XPWD49X5CD164619 2 2
2015 Peterbilt 389 Tractor · Class 8 1XPXD49X6FD294773 2
2016 Freightliner Cascadia Tractor · Class 8 3AKJGLD50GSHM6268 2
2017 Grupo Remolques Del Norte Tank · 38 ft 3BZJN3829HC005913 2
2007 Freightliner Columbia Tractor · Class 8 1FUJA6CK57PW04350 1
2007 Freightliner Columbia Tractor · Class 8 1FUJA6CK67LW91585 1 1
2007 Freightliner CST120 Tractor · Class 8 1FUJBBAV07LV56847 1 1
2011 Freightliner Cascadia Tractor · Class 8 1FUJGLBG7BSAW4356 1 1
2009 Freightliner Cascadia Tractor · Class 8 1FUJGLCK89LAC4371 1
2000 Freightliner CC Conventional Tractor · Class 8 1FUYSSEB9YLF36647 1
Othr Semi-trailer 1G9VT40237H016703 1 1
Sham Semi-trailer 1G9VT4026DH018795 1
2015 Galyean Equipment Co. Tank · 42 ft 1G9VT4224FH015068 1
Othr Semi-trailer 1J9TA432371364033 1 1
2015 Mack CXU (Pinnacle) Tractor · Class 8 1M1AW21Y4FM049108 1
Othr Semi-trailer 1P9KD3625DK359122 1
Othr 1P9VD36241K359805 1
Trox Semi-trailer 1T9TA4328D1867994 1 1
Trox Semi-trailer 1T9TA432XD1867995 1
Trox Semi-trailer 1T9TS40248R719849 1 1
Trox Semi-trailer 1T9TS4024GR719168 1 1
2007 Dragon Products Tank · 42 ft 1UNST42207L052922 1
2011 Dragon Products Tank · 42 ft 1UNST4227BL081861 1
2011 Dragon Products Tank · 42 ft 1UNST4228BL094019 1
Drag Semi-trailer 1UNST42558L064260 1 1
2007 Kenworth T6 Series Tractor · Class 8 1XKADB9X37J179440 1
2015 Kenworth T680 Tractor · Class 8 1XKYDP9XXFJ468308 1 1
2006 Peterbilt 379 Tractor · Class 8 1XP5D49X86D881435 1
2007 Peterbilt 379 Tractor · Class 8 1XP5DB0X67D698747 1 1
2007 Peterbilt 379 Tractor · Class 8 1XP5DU9X47N666064 1 1
2015 Peterbilt 579 Tractor · Class 8 1XPBD49X1FD258905 1
2005 Peterbilt 378 Tractor · Class 8 1XPFD49X05D835729 1
2006 Peterbilt 378 Tractor · Class 8 1XPFDU9X46D635129 1
2013 Peterbilt 367 Tractor · Class 8 1XPTD49XXDD183350 1
2008 Peterbilt 388 Tractor · Class 8 1XPWD49X58D749949 1 1
2015 Peterbilt 389 Tractor · Class 8 1XPXD49X2FD267151 1
2019 Peterbilt 389 Tractor · Class 8 1XPXD49X7KD612734 1
2019 Peterbilt 389 Tractor · Class 8 1XPXD49X9KD612735 1 1
2005 International 9400i Tractor · Class 8 2HSCNSCR75C009676 1 1
2009 International LF617 Tractor · Class 8 2HSCTAPR89C095676 1 1
2016 Freightliner Cascadia Tractor · Class 8 3AKJGLD51GSGU0010 1 1
2018 Freightliner Cascadia Tractor · Class 8 3AKJGLDR1JDJS2880 1 1
2016 Grupo Remolques Del Norte Tank · 38 ft 3BZJN3820GC006558 1
2025 Exa Industrial Tank · 42 ft 3E9H142H8ST034221 1 1
Trlr 3F5VA37TAC5460113 1 1
2012 Manufacturas Hercules S.a.de C.v. Tank · 42 ft 3M9H5TA28CG009192 1 1
Othr Semi-trailer 3P9R5C2P111028061 1 1
Othr Semi-trailer 3R9TA422XCD045021 1
2015 Volvo Truck VNL Tractor · Class 8 4V4N99EG2FN917950 1 1
1998 Volvo Truck VN Tractor · Class 8 4VG7DARH3WN747418 1 1
2006 V.e. Enterprises Tank · 42 ft 5AGEV42266S409507 1 1
2007 V.e. Enterprises Tank · 42 ft 5AGEV42297S414928 1
Hmde Semi-trailer ARKAVTL1630520505 1 1
Othr VT402X9H017138 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 (96)

DateReport #LocationLevelViolOOSShipperUnit TypeMakeVINLicense
June 24, 2026 V262429897 TX302 MENTONE SCALE, TX II 11 CONOCO PHILLIPS
Truck Tractor
Semi-trailer
PETERBILT
GRUPO REMOLQUES DEL NORTE
1XPBD49X1FD258905
3BZJN3821FC001089
TX 1N96716
TX 036C972
393.19 Inoperative/Defective Hazard Warning Lamp Lighting
393.45DLPC Brake Connections with Leaks - Connection to Power Unit Brakes All Others
393.55E No or Defective ABS Malfunction Indicator Lamp for trailer manufactured after 03/01/1998 Brakes All Others
393.78 Wipers - Inoperative / missing / damaged wipers Windshield/ Glass/ Markings
393.9H Inoperable head lamps Lighting
393.9 Inoperable Required Lamp Clearance Identification Lamps/Other
393.9TS Inoperative turn signal Lighting
396.17C Operating a CMV without proof of a periodic inspection Inspection Reports
392.2W Excessive Weight violation
392.2W Excessive Weight violation
392.2W Excessive Weight violation
June 14, 2026 V262426853 IH20 WB EXIT 110, TX II 8 2 N AND B
Truck Tractor
Semi-trailer
FREIGHTLINER
V.E. ENTERPRISES
3AKJGLD51GSGU0010
5AGEV42266S409507
TX 1N85754
TX 281C771
391.11B2-Q OOSDriver cannot satisfy the English language proficiency requirements of 391.11(b)(2) in accordance with the current corresponding FMCSA enforcement guidance (391. General Driver Qualification
393.9TS OOSInoperative turn signal Lighting
393.11TU Truck-Tractor upper body corner requirements for retroreflective sheeting or reflex reflective material for vehicles manufactured after July 1997 Reflective Sheeting
393.75A1 Tire-ply or belt material exposed Tires
393.9 Inoperable Required Lamp Clearance Identification Lamps/Other
393.9T Inoperable tail lamp Lighting
396.17C Operating a CMV without proof of a periodic inspection Inspection Reports
392.2RG State vehicle registration or License Plate violation
June 8, 2026 V262386391 LOOP 464 AT BL 20, TX II 8 FM 1053
Truck Tractor
Semi-trailer
FREIGHTLINER
OTHR
1FUYSSEB9YLF36647
1G9VT402X9H017138
TX 1P12000
TX 256B792
393.45DLPC Brake Connections with Leaks - Connection to Power Unit Brakes All Others
393.48A Inoperative/defective brakes Brakes All Others
393.78 Wipers - Inoperative / missing / damaged wipers Windshield/ Glass/ Markings
393.83G Exhaust - Discharging at a point forward or directly below the driver or sleeper compartment Exhaust Discharge
396.17C Operating a CMV without proof of a periodic inspection Inspection Reports
396.3A1B Brakes (general) Explain: Brakes All Others
396.5B Oil and/or grease leak Other Vehicle Defect
392.2RG State vehicle registration or License Plate violation
June 3, 2026 V262383008 SH-302 MILE MARKER 1, TX II 2 CONOCO PHILLIPS
Truck Tractor
Semi-trailer
FREIGHTLINER
TROX
1FUJA6CK34PM43573
1T9TA4322D1867943
TX 1N35909
TX 142C476
393.60C Windshield - Damaged or Discolored Windshield/ Glass/ Markings
393.9 Inoperable Required Lamp Clearance Identification Lamps/Other
May 22, 2026 V262343354 BI 20 AT SL 464, TX II 3 1 BEST BRINE
Truck Tractor
Semi-trailer
VOLVO TRUCK
DRAGON PRODUCTS
4V4N99EG2FN917950
1D9ST4224CV661931
TX 1N76687
TX 272B703
393.75A OOSFlat tire or fabric exposed Tires
393.45DLUV Brake Connections with Leaks Under Vehicle Brakes All Others
396.5B Oil and/or grease leak Other Vehicle Defect
May 19, 2026 V262366615 16501 W MURPHY ST, TX II 4 1 N & B WELL SERVICE LLC
Truck Tractor
Semi-trailer
PETERBILT
EXA INDUSTRIAL
1XPXD49X9KD612735
3E9H142H8ST034221
TX 1P01841
TX 279C981
391.11B2-Q OOSDriver cannot satisfy the English language proficiency requirements of 391.11(b)(2) in accordance with the current corresponding FMCSA enforcement guidance (391. General Driver Qualification
393.55D3 No or Defective ABS Malfunction Indicator for towed vehicles on vehicles manufactured after February 2001 Brakes All Others
393.55E No or Defective ABS Malfunction Indicator Lamp for trailer manufactured after 03/01/1998 Brakes All Others
396.17C Operating a CMV without proof of a periodic inspection Inspection Reports
May 8, 2026 V262354681 EXIT 55 AT IH10 WB, TX II 3 1 N & B TRANSPORTS
Truck Tractor
Trailer
FREIGHTLINER
TRLR
1FUJA6CK67LW91585
3F5VA37TAC5460113
TX 1P10101
TX 240C630
393.9 OOSInoperable Required Lamp Clearance Identification Lamps/Other
393.45DLPC Brake Connections with Leaks - Connection to Power Unit Brakes All Others
393.55C1 Truck Tractor manufactured on or after March 1, 1997 not equipped with an antilock brake system Brakes All Others
April 22, 2026 7EWB9DLBFI IH20 EB ODESSA SCALE, TX II 2 1 CARRIER
Truck Tractor
Semi-trailer
KENWORTH
DRAGON PRODUCTS
1XKWD49X0JR214168
1UNST422XBL094023
TX 1P01804
TX 248C587
393.75A3-TAOL OOSTires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS Tires
393.55E No or Defective ABS Malfunction Indicator Lamp for trailer manufactured after 03/01/1998 Brakes All Others
March 16, 2026 V262208386 SH 18 MM 334, TX II 7 3 BLACK BEARD
Truck Tractor
Semi-trailer
KENWORTH
DRAGON PRODUCTS
1XKWD49X0JR214168
1UNST422XBL094023
TX 1P01804
TX 248C587
393.48A OOSInoperative/defective brakes Brakes All Others
393.75A3 OOSTire-flat and/or audible air leak Tires
393.75A3 OOSTire-flat and/or audible air leak Tires
393.11UR Upper Rear retroreflective sheeting or reflex reflecting material requirements for vehicles manufactured after December 1993 Reflective Sheeting
393.203C Hood not securely fastened Cab Body Frame
393.45DLPC Brake Connections with Leaks - Connection to Power Unit Brakes All Others
393.45DLUV Brake Connections with Leaks Under Vehicle Brakes All Others
March 6, 2026 V262263881 IH20 EB ODESSA SCALE, TX II 4 N & B WELL SERVICE LLC
Truck Tractor
Semi-trailer
MACK
OTHR
1M1AW21Y4FM049108
1P9KD3625DK359122
TX 1N85672
TX X85153
393.11 No or defective lighting devices or reflective material as required Reflective Sheeting
393.75A1 Tire-ply or belt material exposed Tires
393.75A1 Tire-ply or belt material exposed Tires
393.75C Tire-other tread depth less than 2/32 of inch measured in a major tread groove Tires

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.

ShipperInspectionsMost recent
BEST BRINE 14 May 22, 2026
BLACKBEARD 10 March 16, 2026
N & B WELL SERVICES LLC 3 August 30, 2025
CONOCO PHILLIPS 2 June 24, 2026
CWO INC BEST BRINE 2 April 24, 2025
SUNDOWN 2 July 31, 2024
FM 1053 1 June 8, 2026
ABRAXAS 1 September 25, 2025
EAST CITY FRESH WATER 1 September 24, 2025
PILOT WATER SOLUTIONS 1 September 23, 2025
CWO 1 September 2, 2025
H&B WELL SERVICE LLC 1 July 24, 2025

16 more shippers named at fewer inspections.

History & Filings

Authority, insurance and process-agent records

Authority History

DateStatusType
March 20, 2020GRANTEDCommon Carrier

Insurance & Revocation Filings

DateTypeStatus
February 25, 2020BI&PD Primary/ExcessOn file

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Data sourced from FMCSA MCMIS via Socrata. Record last updated: September 13, 2026. Verify directly on FMCSA SAFER Web.

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