Fleet typeIdentity
Small fleet
56 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 4013855 · MC-1512057 ·
G4 Tank Lines LLC
56 power unitsavg 12.7 yrMulti-region · 8 statesDENVER, CO100/100
CARRIER ACTIVEMC-1512057 ACTIVEHAZMAT
Observed fleet · trailing 24 mo daily
56Power units
35 observed · MCS-150
29Trailers seen
Decoded · vPIC
12.7Avg age (yr)
1997–2026 · vPIC
Click to see how we scored it
Load decision ·
Clear to load
Active authority and a clean federal record. No blocking issues found.
Watch · 0
Nothing flagged.
Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersOlder
12.7 yr
Model years 1997–2026 · peer benchmark unavailable.
Identity stabilityStable
3 yr unchanged
Same registration since 2023 — no chameleon / reincarnation signal.
Cross-border activity
No border inspections on record
25 other inspections in border states, with no named crossing match.
A named inspection location does not confirm a border transit or operating authority. Counts cover retained inspection records.
Safety and violations
Violation data is not available for this carrier right now.
Verification summary
G4 TANK LINES LLC (USDOT 4013855) has a Vektor safety score of 100/100 and a Clear to load verdict, from the carrier's FMCSA record. FMCSA profile data as of Aug 16, 2026.
The carrier holds active common for-hire operating authority per FMCSA L&I. FMCSA authority data as of Sep 3, 2026.
It has no active BIPD insurance filing in FMCSA L&I's current snapshot. FMCSA insurance data as of Aug 16, 2026.
Its vehicle out-of-service rate was 17.4% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data. FMCSA safety data as of Sep 17, 2026.
The carrier received 53 roadside inspections in the last 24 months — 46 vehicle-level and 53 driver-level — across 8 states, according to FMCSA roadside-inspection data. FMCSA operations data as of Sep 17, 2026.
The carrier has 1 reportable crash in the last 24 months and 0 fatal crashes across the full FMCSA crash record available. FMCSA safety data as of Sep 17, 2026.
It reports 56 power units and 55 drivers in its most recent MCS-150 filing dated Apr 16, 2026. FMCSA identity data as of Sep 3, 2026.
It has no FMCSA-assigned safety rating in the federal record. FMCSA identity data as of Sep 3, 2026.
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Frequently asked
What is G4 TANK LINES LLC's USDOT number?
G4 TANK LINES LLC's USDOT number is 4013855, and its motor carrier number is MC-1512057.
Is G4 TANK LINES LLC authorized to operate?
FMCSA authority data as of Sep 3, 2026. G4 TANK LINES LLC is active in the FMCSA register with common, contract, broker operating authority on file.
What is G4 TANK LINES LLC's safety record?
G4 TANK LINES LLC has a 17.4% vehicle out-of-service rate (national average 22.26%) across 67 roadside inspections, with 1 reportable crash in the last 24 months, and is not currently rated by FMCSA. Vektor's computed risk score is 100/100 (tier: clear).
How big is G4 TANK LINES LLC's fleet?
G4 TANK LINES LLC operates 56 power units and 55 drivers per its most recent MCS-150 filing.
Where is G4 TANK LINES LLC based?
G4 TANK LINES LLC is based in DENVER, CO, with roadside inspections recorded across 8 states.
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