Fleet typeIdentity
Asset-based
18 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 573036 · MC-277792
MASON TRUCKING CO INC
18 power unitsavg 12.5 yrLocal · 2 statesABERDEEN, WA
CARRIER ACTIVEMC-277792 ACTIVERATED SATISFACTORYHAZMAT
Observed fleet · trailing 24 mo daily
18Power units
16 observed · MCS-150
13Trailers seen
Decoded · vPIC
12.5Avg age (yr)
1997–2026 · vPIC
Click to see how we scored it
Load decision · FMCSA snapshot · 2026-06-13
Clear to load
Active authority and a clean federal record. No blocking issues found.
Active operating authorityInsurance on fileVehicle out-of-service rate well above average
Operating authority3131 yr active
since 1994Insurance (BIPD)On file
FMCSA L&IVehicle OOS · 24mo46.446.4 %
▲ 22.26% nat'lCrashes · fatal00
3 in 24moVektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersOlder
12.5 yr
Model years 1997–2026 · peer benchmark computing.
Identity stabilityStable
31 yr unchanged
Same registration since 1994 — no chameleon / reincarnation signal.
AI readFull read
Is MASON TRUCKING CO INC safe to work with?
Is MASON TRUCKING CO INC safe to load? MASON TRUCKING CO INC (USDOT 573036, MC-277792) is an active asset-based motor carrier based in ABERDEEN, WA, operating 18 power units and 18 drivers. Operating authority has been active 31 years (past the 24-month broker-confidence threshold). Across 63 roadside inspections, its vehicle out-of-service rate is 46.4% (above the 22.26% national average), with 3 reportable crashes in the last 24 months. FMCSA rates it Satisfactory. Vektor rates it clear to load (86/100), with the leading concern: vehicle out-of-service rate well above average. Source: FMCSA SAFER/MCMIS, last updated 2026-06-13.
FMCSA fields + Vektor analysis · updated 2026-06-13
MTMASON TRUCKING CO INC 86
01
Safety
63 inspections · 24 mo · vs national benchmarks
Out-of-service rate· trailing 24 months vs national benchmark
Vehicle OOS 46.4% (24-mo)28 veh insp · 24-mo · nat'l 22.26%
050%nat'l 22.26%
Driver OOS 2.4% (24-mo)42 drv insp · 24-mo · nat'l 6.67%
030%nat'l 6.67%
OOS trajectory· trailing 6-mo vehicle-OOS rate vs national
33.3% now▲ Worsening
Inspection coverage· expected vs observed · the fraud signal
Inspection coverage
How heavily FMCSA inspects this fleet for its size — it tells you how much to trust the safety signals above. Thin coverage on a young authority is a fraud signal nobody else surfaces.
Under-inspected
Expected
Well-monitored
Heavily inspected
≈1.2 / unit·yr
thin signalabundant signal
Within the expected band for a 18-unit fleet — FMCSA has inspected this carrier often enough that the out-of-service and violation signals above are statistically trustworthy.
- Registered power units
- 18
- Inspections · 24 mo
- 42
- Annualized
- ≈21 / yr
- Coverage
- ≈1.2 inspections / unit · yr
Violation themes· decoded · grouped by BASIC
What this carrier actually gets cited for — FMCSA violation codes decoded into plain English, ranked by frequency.
- 393.9 Inoperative required lampsVehicle Maintenance25 · 4 OOS
- 392.2 State/local traffic law violation (speeding, etc.)Unsafe Driving19
- 393.45 Brake tubing / hose defectsVehicle Maintenance10 · 2 OOS
- 393.47 Brake actuators / linings / componentsVehicle Maintenance9
- 396.17 Periodic (annual) inspectionVehicle Maintenance7
- 393.201 Parts & accessories (vehicle condition)Vehicle Maintenance5 · 5 OOS
- 393.110 Cargo securement — number of tiedownsVehicle Maintenance5 · 5 OOS
- 393.48 Brakes inoperativeVehicle Maintenance4
- 393.11 Required lamps/reflectors missingVehicle Maintenance4
- 392.9 Failure to secure load / cargo not securedUnsafe Driving4 · 4 OOS
02
Authority & insurance
Can they legally + adequately haul your load?
Operating authority· 49 CFR · per type
Operating authority
- Common
- Active
- Contract
- None
- Broker
- None
Insurance & bonds
BIPD / liability (required)Filed with FMCSA
CargoFiled with FMCSA
Surety bond (BMC-84)None
Insurance continuity· insurer · policy · lapses
$750k BIPD · 4 insurers · 1 lapseCoverage lapse
+1 earlier
Safeco America · 94–99
American States · 99–01
American Forest · 04–26
19942026
No BIPD policy is currently in force in the filing history. The authority record may still list one on file — request a COI to confirm current coverage.
4 insurer eras · collapsed from 15 filings
| Insurer | Period | Limit | Renewals |
|---|---|---|---|
| AMERICAN FOREST CASUALTY COMPANY RRG | Jul 2004 → Apr 2026 | $750k | 10 |
| ZC INS. CO /CONVERIUM INS.(NA) INC. | Jun 2001 → Jun 2001 | $750k | 3 |
| AMERICAN STATES INSURANCE CO. | Jun 1999 → Jun 2001 | $750k | 1 |
| SAFECO INSURANCE COMPANY OF AMERICA | Jun 1994 → Jun 1999 | $750k | 1 |
03
Equipment & fleet
VIN-decoded · NHTSA vPIC
Capacity· power units = haulable capacity; trailers are towed
- Registered power units (MCS-150)
- 18
- Observed power (24 mo)
- 16
- Trailers (towed)
- 13
Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.
Fleet age· model years · decoded VINs
Average age
2026
Newest model yr
1997
Oldest model yr
VINs decoded
04
Operations & lanes
Revealed by inspection density across 2 states · 24 mo
Operating footprint· revealed by roadside-inspection geography
Operating radiusLocal
revealedStates observed22
US statesInspections · 24 mo4242
WA busiestInspection density by state· each tile = a state · shade = inspections, last 24 mo
Home base
ABERDEEN, WA
Top corridor
WA
Density
fewermore
05
Network & fraud
Affiliated entities & reincarnation signals · for review, not a verdict
Last 12 months: 1 truck also ran under 1 other carrier
VINs inspected under this carrier were recently inspected under other USDOTs too — the active double-broker / shared-equipment signal: USDOT 2357642Some overlap is legitimate (leased or sold equipment); review alongside the other signals.
Show all-time history (5 trucks · 3 carriers)
Across all inspections on record: USDOT 1021771USDOT 2357642USDOT 4335531
Capacity consistency· registered vs roadside-observed power units
Registered (MCS-150)1818
Observed (24 mo)1616
Shared w/ other carriers55
Registered and roadside-observed capacity are broadly consistent.
06
Identity & contact
FMCSA census + L&I dossier
Location
- Physical address
- 200 MYRTLE STREET, ABERDEEN, WA, 98520
- Mailing address
- PO BOX 2078, ABERDEEN, WA, 98520
- Operation
- Interstate· Hazmat
Contact
- Phone
- (360) 537-4647
- Fax
- (360) 532-0607
- Web domain
- masontruckingco.com
Registration
- Officer
- Sean James Mason
- USDOT / docket
- 573036 · MC-277792
- First registered
- 08/26/1994
- Last MCS-150
- 03/25/2026 · 156,453 mi (2024)
- FMCSA safety rating
- Satisfactory · 09/03/2003
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
07
Federal activity
Daily-captured FMCSA licensing & insurance changes — monitored by Vektor
Federal record activity· monitored daily by Vektor
No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.
08
Reviews
Verified broker, shipper & driver reviews — moderated
Performance ratings only — never the Vektor risk score
No verified reviews yet
Be the first broker or shipper to rate MASON TRUCKING CO INC. Reviews cover performance only — on-time delivery, payment speed, communication — and never affect the Vektor risk score.
Leave a review09
Frequently asked
What is MASON TRUCKING CO INC's USDOT number?
MASON TRUCKING CO INC's USDOT number is 573036, and its motor carrier number is MC-277792.
Is MASON TRUCKING CO INC authorized to operate?
As of 2026-06-13, MASON TRUCKING CO INC is active in the FMCSA register with common, contract, broker operating authority on file.
What is MASON TRUCKING CO INC's safety record?
MASON TRUCKING CO INC has a 46.4% vehicle out-of-service rate (national average 22.26%) across 63 roadside inspections, with 3 reportable crashes in the last 24 months, and an FMCSA "Satisfactory" safety rating. Vektor's computed risk score is 86/100 (tier: clear).
How big is MASON TRUCKING CO INC's fleet?
MASON TRUCKING CO INC operates 18 power units and 18 drivers per its most recent MCS-150 filing.
Where is MASON TRUCKING CO INC based?
MASON TRUCKING CO INC is based in ABERDEEN, WA, with roadside inspections recorded across 2 states.