Fleet typeIdentity
Small fleet
12 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 506308 · MC-258822
BILL POLKINHORN INCORPORATED
DBA GOLDEN WEST TRANSPORT
12 power unitsavg 12.2 yrRegional · 5 statesCALEXICO, CA
CARRIER ACTIVEMC-258822 ACTIVERATED SATISFACTORY
Observed fleet · trailing 24 mo daily
12Power units
29 observed · MCS-150
42Trailers seen
Decoded · vPIC
12.2Avg age (yr)
1997–2026 · vPIC
Click to see how we scored it
Load decision · FMCSA snapshot · 2026-07-18
Clear to load
Active authority and a clean federal record. No blocking issues found.
Active operating authorityInsurance on file
Watch · 0
Nothing flagged.
In good standing · 4
Active operating authorityActive for-hire authority is on file with FMCSA.Insurance on fileBIPD (liability) insurance is on file with FMCSA.Established 34 yearsOperating authority has been on file since 1992.Out-of-service rates below national averageBoth vehicle and driver OOS rates beat the national benchmark across 393 inspections.
Operating authority3333 yr active
since 1992Insurance (BIPD)On file
FMCSA L&IVehicle OOS · 24mo14.614.6 %
▼ 22.26% nat'lCrashes · fatal00
clean 24 moVektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersOlder
12.2 yr
Model years 1997–2026 · peer benchmark computing.
Identity stabilityStable
33 yr unchanged
Same registration since 1992 — no chameleon / reincarnation signal.
AI readFull read
Is BILL POLKINHORN INCORPORATED safe to work with?
Is BILL POLKINHORN INCORPORATED safe to load? BILL POLKINHORN INCORPORATED (USDOT 506308, MC-258822) is an active small-fleet motor carrier based in CALEXICO, CA, operating 12 power units and 12 drivers. Operating authority has been active 33 years (past the 24-month broker-confidence threshold). Across 393 roadside inspections, its vehicle out-of-service rate is 14.6% (below the 22.26% national average), with 0 reportable crashes in the last 24 months. FMCSA rates it Satisfactory. Vektor rates it clear to load (100/100). Source: FMCSA SAFER/MCMIS, last updated 2026-07-18.
FMCSA fields + Vektor analysis · updated 2026-07-18
BPBILL POLKINHORN INCORPORATED 100
01
Safety
393 inspections · 24 mo · vs national benchmarks
Out-of-service rate· trailing 24 months vs national benchmark
Vehicle OOS 14.6% (24-mo)157 veh insp · 24-mo · nat'l 22.26%
050%nat'l 22.26%
Driver OOS 0.4% (24-mo)230 drv insp · 24-mo · nat'l 6.67%
030%nat'l 6.67%
OOS trajectory· trailing 6-mo vehicle-OOS rate vs national
10.8% 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
≈10.0 / unit·yr
thin signalabundant signal
Among the more heavily-inspected carriers for its size — abundant roadside signal. Coverage isn't the question here; the out-of-service and crash record is.
- Registered power units
- 12
- Inspections · 24 mo
- 241
- Annualized
- ≈121 / yr
- Coverage
- ≈10.0 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.
- 392.2 State/local traffic law violation (speeding, etc.)Unsafe Driving27 · 3 OOS
- 396.3 Inspection / repair / maintenance not performedVehicle Maintenance27 · 7 OOS
- 393.9 Inoperative required lampsVehicle Maintenance20 · 5 OOS
- 393.47 Brake actuators / linings / componentsVehicle Maintenance18 · 2 OOS
- 393.75 Tires (defective / underinflated / worn)Vehicle Maintenance17 · 11 OOS
- 396.5 Oil and/or grease leakVehicle Maintenance14 · 2 OOS
- 393.45 Brake tubing / hose defectsVehicle Maintenance13 · 4 OOS
- 393.55 Antilock brake system (ABS)Vehicle Maintenance13
- 393.11 Required lamps/reflectors missingVehicle Maintenance8 · 1 OOS
- 393.53 Automatic brake adjusters / indicatorsVehicle Maintenance7
02
Authority & insurance
Can they legally + adequately haul your load?
Operating authority· 49 CFR · per type
Operating authority
- Common
- Active
- Contract
- Active
- Broker
- None
Insurance & bonds
BIPD / liability (required)Filed with FMCSA
CargoNone
Surety bond (BMC-84)None
Insurance continuity· insurer · policy · lapses
$750k BIPD · 4 insurers · 2 lapsesCoverage lapse
+2 earlier
Golden Eagle · 94–02
Monterey · 02–08
Monterey · 10–14
Qualitas · 14–17
Qualitas · 18–25
19942025
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.
7 insurer eras · collapsed from 41 filings
| Insurer | Period | Limit | Renewals |
|---|---|---|---|
| QUALITAS INSURANCE COMPANY | Sep 2018 → Sep 2025 | $750k | 10 |
| QUALITAS INSURANCE COMPANY | Sep 2014 → Sep 2017 | $750k | 6 |
| MONTEREY INSURANCE COMPANY | Sep 2010 → Sep 2014 | $750k | 4 |
| MONTEREY INSURANCE COMPANY | Aug 2009 → Sep 2009 | $750k | 5 |
| EMPIRE FIRE & MARINE INSURANCE CO. | Sep 2008 → Aug 2009 | $750k | 3 |
| MONTEREY INSURANCE COMPANY | Aug 2002 → Aug 2008 | $750k | 7 |
| GOLDEN EAGLE INSURANCE CO. | Aug 1994 → Aug 2002 | $750k | 6 |
03
Equipment & fleet
VIN-decoded · NHTSA vPIC
Capacity· power units = haulable capacity; trailers are towed
- Registered power units (MCS-150)
- 12
- Observed power (24 mo)
- 29
- Trailers (towed)
- 42
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 5 states · 24 mo
Operating footprint· revealed by roadside-inspection geography
Operating radiusRegional
revealedStates observed44
US statesInspections · 24 mo194194
CA busiestInspection density by state· each tile = a state · shade = inspections, last 24 mo
Home base
CALEXICO, CA
Top corridor
CA
Density
fewermore
05
Network & fraud
Affiliated entities & reincarnation signals · for review, not a verdict
Last 12 months: 4 trucks also ran under 2 other carriers
VINs inspected under this carrier were recently inspected under other USDOTs too — the active double-broker / shared-equipment signal: USDOT 1053668USDOT 2741609Some overlap is legitimate (leased or sold equipment); review alongside the other signals.
Show all-time history (34 trucks · 22 carriers)
Across all inspections on record: USDOT 327574USDOT 850618USDOT 194077USDOT 1053668USDOT 1053667USDOT 753551USDOT 3289241USDOT 1573973
Shares a registration email domain with other carriers
@polkinhorn.us — 2 carriers: USDOT 1329257
Capacity consistency· registered vs roadside-observed power units
Registered (MCS-150)1212
Observed (24 mo)2929
Shared w/ other carriers3434
Roadside-observed power units materially exceed the registered MCS-150 fleet — confirm the carrier is operating within its filed capacity.
06
Identity & contact
FMCSA census + L&I dossier
Location
- Physical address
- 2401 PORTICO BLVD, CALEXICO, CA, 92231
- Mailing address
- PO BOX 1508, CALEXICO, CA, 92232
- Operation
- Interstate
Contact
- Phone
- (760) 890-8721
- Web domain
- polkinhorn.us
Registration
- Officers
- Raymundo Mancillas · William Polkinhorn
- USDOT / docket
- 506308 · MC-258822
- First registered
- 12/07/1992
- Last MCS-150
- 02/25/2026 · 500,000 mi (2025)
- FMCSA safety rating
- Satisfactory · 03/20/2007
- D-U-N-S
- 43652213
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 BILL POLKINHORN INCORPORATED. Reviews cover performance only — on-time delivery, payment speed, communication — and never affect the Vektor risk score.
Leave a review09
Frequently asked
What is BILL POLKINHORN INCORPORATED's USDOT number?
BILL POLKINHORN INCORPORATED's USDOT number is 506308, and its motor carrier number is MC-258822.
Is BILL POLKINHORN INCORPORATED authorized to operate?
As of 2026-07-18, BILL POLKINHORN INCORPORATED is active in the FMCSA register with common, contract, broker operating authority on file.
What is BILL POLKINHORN INCORPORATED's safety record?
BILL POLKINHORN INCORPORATED has a 14.6% vehicle out-of-service rate (national average 22.26%) across 393 roadside inspections, with 0 reportable crashes in the last 24 months, and an FMCSA "Satisfactory" safety rating. Vektor's computed risk score is 100/100 (tier: clear).
How big is BILL POLKINHORN INCORPORATED's fleet?
BILL POLKINHORN INCORPORATED operates 12 power units and 12 drivers per its most recent MCS-150 filing.
Where is BILL POLKINHORN INCORPORATED based?
BILL POLKINHORN INCORPORATED is based in CALEXICO, CA, with roadside inspections recorded across 5 states.