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VALIDATED
G4 TANK LINES LLC
610 SOUTH LIPAN STREET, DENVER, CO, 80223
CARRIER
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Due-diligence certificate
56
Power Units
55
Drivers
0
Crashes (24-Month)
$1,000,000
Insurance
Not Rated
Safety Rating
76
Inspections
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Deep records on this carrier, only on LoadWrap
Public record
5 events tracked · latest Jul 23, 2026 ↓ Show details ↓Safety & compliance 4
- Jun 9, 2026Roadside inspection, 2 violations (no OOS).
- Jun 3, 2026Roadside inspection, 3 out-of-service violations.
- Jun 3, 2026Roadside inspection, 2 violations (no OOS).
- May 4, 2026Roadside inspection, 1 violation (no OOS).
Insurance 1
- CurrentActive insurance on file ($1,000,000).
Public FMCSA record · blue clean · orange change · red risk.
Company Information
Legal NameG4 TANK LINES LLC
DOT Number4013855
MC Number1512057
Entity TypeCarrier
Operating StatusA - Active
LocationDenver, Colorado
Added01/18/2023
MCS-15004/16/2026
Contact Details
PhoneSign in to view
EmailSign in to view
Physical Address610 SOUTH LIPAN STREET, DENVER, CO, 80223
Mailing Address610 SOUTH LIPAN STREET, DENVER, CO, 80223
Operating Authorities
Authority TypeAUTHORIZED FOR HIRE
Carrier OperationA - Interstate
DocketMC1512057
CommonActive
ContractNot Active
BrokerNot Active
Operating3 years
All Docket Numbers
MC1512057
Cargo Transported
Liquids/Gases
Operation Classification
Authorized For Hire Hazardous Materials
SMS BASIC Scores
FMCSA safety categories, last 24 months. Above Cutoff = FMCSA flags a problem · Below cutoff = within limits · Clean = no violations.
Unsafe Driving
measure .15 · 1 insp with violations
Below cutoff
Hours-of-Service Compliance
measure .36 · 3 insp with violations
Below cutoff
Driver Fitness
measure .11 · 1 insp with violations
Below cutoff
Controlled Substances / Alcohol
measure 0 · 0 insp with violations
Clean
Vehicle Maintenance
measure 4.09 · 16 insp with violations
Below cutoff
Source: FMCSA SMS, updated monthly.
Mileage
Annual Mileage944,248 miles
Mileage Year2025
VMT SourceActual
Drivers
55
Interstate
0
Intrastate
0
CDL
55
Total
Interstate >100mi0
Interstate <100mi0
Intrastate >100mi0
Intrastate <100mi0
Equipment
No equipment breakdown on file with FMCSA.
HazMatYes
Safety Summary
Safety RatingNot Rated
Total Crashes (24-mo)0
Fatal0
Driver OOS2.5% avg 5.5%
Vehicle OOS16.7% avg 20.7%
SmartWay PartnerNo
Last Review09/16/2025
Insurance
Amount$1,000,000
Type91X
VerifiedFMCSA · 06/03/2026
CompanyGUIDEONE MUTUAL INSURANCE COMPANY
Policy #62P101251
Last checked07/23/2026
Quick Facts
StatusActive
TypeCarrier
Fleet56 units
Drivers55
Mileage944,248 mi
Operating3 years
MCS-15004/2026
Safety & Inspection Data
Crash Summary
Total Crashes (24-mo)0
Fatal0
Injury0
Tow-Away0
Driver Inspections
Total40
Out of Service1
OOS Rate2.5%
National Avg5.5%
Below National Average
Vehicle Inspections
Total36
Out of Service6
OOS Rate16.7%
National Avg20.7%
Below National Average
HazMat Inspections
Total30
OOS0
OOS Rate0.0% (avg 4.5%)
Last FMCSA Review: 09/16/2025
Safety Trends by Year
Roadside inspections and crashes on file, year over year. The red portion of each inspection bar is the out-of-service share; ▲/▼ compares to the prior year.
Inspections · red = OOS
2023
6 · 1 OOS -
2024
10 · 2 OOS ▲
2025
20 · 5 OOS ▲
2026
20 · 2 OOS ▼
Crashes
No crashes on record.
Based on FMCSA crash and roadside inspection records (rolling 3-year window). The latest year may be partial.
Out-of-Service Summary Last 24 months
Live FMCSA roadside inspections through Jun 2026, 43 inspections, 8 resulted in out-of-service (18.6% OOS rate).
Driver Out-of-Service
1 OOS
Vehicle Out-of-Service
12 OOS
HazMat Out-of-Service
1 OOS
Live FMCSA roadside inspection records, refreshed monthly.
Roadside Violations by Safety Category Last 24 months
83 roadside violations across 43 inspections, grouped into FMCSA safety-behavior categories. The shaded portion shows how many were serious enough to result in an out-of-service order.
ViolationsOut-of-service
Vehicle Maintenance
52 violations · 12 OOS
Unsafe Driving
15 violations · 0 OOS
Hazardous Materials
9 violations · 1 OOS
Hours-of-Service (HOS) Compliance
6 violations · 0 OOS
Driver Fitness
1 violation · 1 OOS
Categories follow FMCSR violation parts (Part 393/396 = Vehicle Maintenance, Part 395 = HOS; "Other" = general/administrative parts such as 390). Raw violation counts and out-of-service results, not FMCSA percentile rankings, which are not published for property carriers.
Inspection Records (56)
| Date | State | Level | Location | Violations | OOS | Driver Viol | Driver OOS | Vehicle Viol | Vehicle OOS | HazMat | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 06/09/2026 | OH | Walk-Around (Level II) | CAMBRIDGE OH | 2 | 0 | 1 | 0 | 1 | 0 | 1 | ▲Detail |
| 06/03/2026 | OH | Walk-Around (Level II) | VAN WERT OH | 8 | 3 | 1 | 0 | 7 | 3 | 1 | ▲Detail |
| 06/03/2026 | CO | Driver-Only (Level III) | GREELEY CO | 2 | 0 | 0 | 0 | 2 | 0 | - | ▲Detail |
| 05/04/2026 | MT | Driver-Only (Level III) | BILLINGS MT | 1 | 0 | 0 | 0 | 1 | 0 | - | ▲Detail |
| 05/04/2026 | TX | Walk-Around (Level II) | IH10 EB KINGSBURY SCALE | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 04/28/2026 | TX | Walk-Around (Level II) | CR311 AT US67 | 5 | 0 | 0 | 0 | 5 | 0 | 1 | ▲Detail |
| 04/14/2026 | TX | Walk-Around (Level II) | TX163 | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 03/30/2026 | MT | Walk-Around (Level II) | BILLINGS MT | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 03/25/2026 | TX | Full (Level I) | SH163 MP 496 | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 03/10/2026 | TX | Walk-Around (Level II) | US190 MP 332 | 3 | 1 | 0 | 0 | 3 | 1 | - | ▲Detail |
| 02/24/2026 | MT | Walk-Around (Level II) | BILLINGS MT | 1 | 0 | 1 | 0 | 0 | 0 | - | ▲Detail |
| 02/10/2026 | TX | Walk-Around (Level II) | RM1676 MP 376 | 2 | 0 | 0 | 0 | 2 | 0 | - | ▲Detail |
| 02/10/2026 | TX | Walk-Around (Level II) | US67 MM 736 | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 01/30/2026 | TX | Walk-Around (Level II) | US67 MM 700 | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 01/27/2026 | CO | Walk-Around (Level II) | WATKINS CO | 3 | 0 | 0 | 0 | 3 | 0 | 1 | ▲Detail |
| 01/15/2026 | TX | Walk-Around (Level II) | ROCKER B LANE | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 01/14/2026 | TX | Walk-Around (Level II) | US 67 MILEPOST 743 | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 01/13/2026 | TX | Walk-Around (Level II) | US67 MP 756 | 1 | 0 | 1 | 0 | 0 | 0 | - | ▲Detail |
| 01/12/2026 | TX | Walk-Around (Level II) | 250 SH163 | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 01/08/2026 | TX | Driver-Only (Level III) | SH137 MP 430 | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 12/11/2025 | TX | Walk-Around (Level II) | US67 MP746 | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 11/20/2025 | TX | Walk-Around (Level II) | US-190 | 2 | 1 | 0 | 0 | 2 | 1 | - | ▲Detail |
| 11/09/2025 | TX | Walk-Around (Level II) | 364 TX163 NB | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 11/03/2025 | MT | Walk-Around (Level II) | BILLINGS MT | 1 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 10/07/2025 | TX | Walk-Around (Level II) | SH 137, MM 394 | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 09/23/2025 | LA | Full (Level I) | HORNBECK LA | 5 | 3 | 0 | 0 | 0 | 3 | - | ▲Detail |
| 09/18/2025 | WY | Driver-Only (Level III) | MM171, I-25 N | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 08/29/2025 | CO | Walk-Around (Level II) | MONUMENT CO | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 08/27/2025 | WY | Walk-Around (Level II) | 136 I 25 BUS | 6 | 1 | 3 | 0 | 2 | 1 | - | ▲Detail |
| 07/04/2025 | TX | Walk-Around (Level II) | IH20 MM397 EB BROCK | 8 | 1 | 2 | 0 | 6 | 1 | - | ▲Detail |
| 06/25/2025 | NM | Walk-Around (Level II) | RATON PORT OF ENTRY | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 06/14/2025 | WY | Full (Level I) | CHEYENNE I-25 POE | 2 | 2 | 0 | 0 | 2 | 2 | - | ▲Detail |
| 06/10/2025 | MT | Walk-Around (Level II) | BILLINGS MT | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 06/03/2025 | WY | Walk-Around (Level II) | SHERIDAN/DIETZ POE | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 05/06/2025 | CO | Full (Level I) | FORT COLLINS CO | 7 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 04/10/2025 | NM | Walk-Around (Level II) | EUNICE REST AREA | 3 | 0 | 3 | 0 | 0 | 0 | - | ▲Detail |
| 03/17/2025 | MT | Walk-Around (Level II) | BILLINGS MT | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 03/05/2025 | TX | Walk-Around (Level II) | US 67 MILEPOST 744 | 4 | 0 | 0 | 0 | 4 | 0 | 2 | ▲Detail |
| 02/06/2025 | TX | Walk-Around (Level II) | US67 MP 744 | 3 | 0 | 0 | 0 | 3 | 0 | - | ▲Detail |
| 01/22/2025 | CO | Walk-Around (Level II) | FORT COLLINS CO | 2 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 11/26/2024 | WY | Full (Level I) | SHERIDAN/DIETZ POE | 8 | 0 | 1 | 0 | 7 | 0 | 2 | ▲Detail |
| 11/19/2024 | MT | Walk-Around (Level II) | FORSYTH MT | 3 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 08/12/2024 | MT | Driver-Only (Level III) | BILLINGS MT | 1 | 1 | 0 | 1 | 0 | 0 | - | ▲Detail |
| 05/07/2024 | MT | Walk-Around (Level II) | BILLINGS MT | 3 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 03/17/2024 | MT | Walk-Around (Level II) | BILLINGS MT | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 02/27/2024 | MT | Walk-Around (Level II) | BILLINGS MT | 2 | 1 | 0 | 0 | 0 | 1 | - | ▲Detail |
| 02/20/2024 | MT | Driver-Only (Level III) | BILLINGS MT | 1 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 02/12/2024 | MT | Walk-Around (Level II) | BILLINGS MT | 1 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 01/27/2024 | MT | Full (Level I) | BILLINGS MT | 3 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 01/05/2024 | MT | Walk-Around (Level II) | BILLINGS MT | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 11/13/2023 | MT | Walk-Around (Level II) | BILLINGS WB INSPECTION FACILIT | 5 | 3 | 0 | 0 | 5 | 3 | 1 | ▲Detail |
| 11/07/2023 | MT | Walk-Around (Level II) | BILLINGS MT | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 11/01/2023 | WY | Driver-Only (Level III) | FRANNIE POE | 2 | 0 | 1 | 0 | 1 | 0 | - | ▲Detail |
| 10/23/2023 | MT | Walk-Around (Level II) | BILLINGS MT | 2 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 10/23/2023 | MT | Walk-Around (Level II) | BILLINGS MT | 1 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 08/30/2023 | MT | Walk-Around (Level II) | BROADUS SCALE | 1 | 0 | 1 | 0 | 0 | 0 | - | ▲Detail |
Detailed Inspection Report
Safety Performance Percentiles
FMCSA SMS percentile rankings. Higher percentile = worse performance relative to peers.
Total Inspections40
Unsafe Driving
1 viols
HOS Compliance
3 viols
Driver Fitness
1 viols
Vehicle Maintenance
16 viols
Licensing & Insurance
No insurance history records.
No active insurance policies.
| Docket | Type | Action | Served | Disposition | Disp Date |
|---|---|---|---|---|---|
| MC1512057 | MOTOR PROPERTY COMMON CARRIER | GRANTED | 06/14/2023 | - | - |
No revocation records.
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