Carrier profile · USDOT 3247281 · Updated Jul 22, 2026

MB HOLDINGS LLC

DBA CAPROCK BRICK HOLDINGS LLC

18 power unitsavg 9.6 yrRegional · 3 statesLUBBOCK, TX86/100

AUTHORITY STATUS UNKNOWN

Observed fleet · trailing 24 mo daily

18Power units

17 observed · MCS-150

15Trailers seen

Decoded · vPIC

9.6Avg age (yr)

1997–2025 · vPIC

Call dispatch(580) 782-2324 Email dispatchcheryl.knapp@mangumbrick.com

Click to see how we scored it

Load decision · FMCSA snapshot · Jul 22, 2026

Clear to load

Clear under the current scoring — review the flagged signal below before loading.

Established 7 yearsVehicle out-of-service rate well above average

Watch · 1

Vehicle out-of-service rate well above average37.5% of vehicle inspections were placed out of service vs the 22.26% national average.

In good standing · 1

Established 7 yearsOperating authority has been on file since 2019.

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo37.5%

▲ 22.26% nat'l

Crashes · fatal

2 in 24 mo

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo37.5%

▲ 22.26% nat'l

Crashes · fatal

2 in 24 mo

Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots

Fleet typeIdentity

Asset-based

18 power units. Brokers price each fleet type apart.

Fleet age vs peersTypical

9.6 yr

Model years 1997–2025 · peer benchmark unavailable.

Identity stabilityStable

7 yr unchanged

Same registration since 2019 — no chameleon / reincarnation signal.

Safety

41 inspections · 24 mo · vs national benchmarks

Out-of-service rate· 24-mo cumulative · vs national

Vehicle OOS 37.5%24-mo cumulative

050%nat'l 22.26%

Driver OOS 2.4%24-mo cumulative

030%nat'l 6.67%

Every inspection in the window pooled — 40 vehicle and 41 driver inspections over 24 months.

Vehicle OOS rate· vehicle OOS · vehicle-level inspections · 6-month trailing

36.4% · latest 6-mo window▼ Falling

Share of vehicle-level roadside inspections in each trailing six-month window that resulted in a vehicle out-of-service order. Trending down 11.7 pts across the window. The national vehicle benchmark uses the same metric and is shown on the chart.

Roadside inspection history· 24 charted calendar months · vehicle / driver level · any-OOS overlay

39 inspections in the charted months · busiest month Jan '25 · 4

Vehicle-levelDriver-levelAny OOS

Monthly FMCSA roadside inspections across the 24 charted calendar months. Bars show level-qualified vehicle and driver populations; one inspection can qualify for both. The line shows inspections with any out-of-service result.

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.

Well-monitored

Under-inspected

Expected

Well-monitored

Heavily inspected

≈1.1 / 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: 41
Annualized: ≈21 / yr
Coverage: ≈1.1 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 Driving32 · 0 OOS
393.47 Brake actuators / linings / componentsVehicle Maintenance16 · 0 OOS
396.3 Inspection / repair / maintenance not performedVehicle Maintenance13 · 7 OOS
393.75 Tires (defective / underinflated / worn)Vehicle Maintenance12 · 6 OOS
393.9 Inoperative required lampsVehicle Maintenance12 · 1 OOS
393.53 Automatic brake adjusters / indicatorsVehicle Maintenance9 · 0 OOS
393.45 Brake tubing / hose defectsVehicle Maintenance7 · 1 OOS
393.48 Brakes inoperativeVehicle Maintenance5 · 0 OOS
393.110 Cargo securement — number of tiedownsVehicle Maintenance5 · 5 OOS
393.104 Cargo securement — tiedownsVehicle Maintenance4 · 1 OOS

Explore full safety record — inspections, BASICs, crashes

Authority & insurance

Can they legally + adequately haul your load?

Insurance continuity· insurer · policy · lapses

No insurance filing history on record.

This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here. Request a certificate of insurance to confirm active coverage before tendering.

Explore full authority & insurance record

Equipment & fleet

VIN-decoded · NHTSA vPIC

Capacity· power units = haulable capacity; trailers are towed

Registered power units (MCS-150): 18
Observed power (24 mo): 17
Trailers (towed): 15

Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.

Fleet age· model years · decoded VINs

9.6 yr

Average age

2025

Newest model yr

1997

Oldest model yr

50.0%

VINs decoded

Explore full fleet — VIN roster, equipment mix, age distribution

Operations & lanes

Revealed by inspection density across 3 states · 24 mo

Operating footprint· revealed by roadside-inspection geography

Operating radiusRegional

revealed

States observed

US states

Inspections · 24 mo

TX busiest

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base

LUBBOCK, TX

8708 COUNTY ROAD 6820

Top corridor

TX 39 · AR 1 · OK 1

Density

fewermore

Shade = roadside inspections, last 24 mo.

See the full operating map — state density, top lanes

Network & fraud

Affiliated entities & reincarnation signals · for review, not a verdict

No shared-VIN flow in the last 12 months

None of this carrier's trucks were inspected under another USDOT in the last 12 months — any shared equipment is historical, not active.

Show all-time history (4 trucks · 2 carriers)

Across all inspections on record: USDOT 2337936 USDOT 36684

Shares a registration email domain with other carriers

@mangumbrick.com — 2 carriers: USDOT 34333

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)

Observed (24 mo)

Shared w/ other carriers

Registered and roadside-observed capacity are broadly consistent.

Explore the carrier network & VIN cross-links

Identity & contact

FMCSA census + L&I dossier

Location

Physical address: 8708 COUNTY ROAD 6820, LUBBOCK, TX, 79407
Mailing address: PO BOX 296, MANGUM, OK, 73554
Operation: Interstate

Contact

Phone: (580) 782-2324
Fax: (580) 782-5588
Email: cheryl.knapp@mangumbrick.com
Web domain: mangumbrick.com

Registration

Officers: Cricket Mcwilliams · Jed W Winters
USDOT / docket: 3247281
First registered: Feb 19, 2019
Last MCS-150: Jan 16, 2026 · 719,784 mi (2025)
FMCSA safety rating: Not rated
Recordable crash rate: 0.00
D-U-N-S: —

Fleet (self-reported · MCS-150)

Power units

Drivers

CDL drivers

719,784

Annual mileage

Open the full identity & federal record

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.

Open the full federal-record activity feed

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 MB HOLDINGS LLC. Reviews cover performance only — on-time delivery, payment speed, communication — and never affect the Vektor risk score.

Leave a review

Open reviews

Verification summaryAuthority, insurance, safety and identity facts for MB HOLDINGS LLC.

MB HOLDINGS LLC (USDOT 3247281) has a Vektor safety score of 86/100 and a Clear to load verdict, from the carrier's FMCSA record refreshed Jul 22, 2026.

The carrier has an unknown current for-hire authority status because no FMCSA L&I authority row is available as of Jul 22, 2026.

It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available as of Jul 22, 2026.

Its vehicle out-of-service rate was 37.5% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data refreshed Jul 22, 2026.

The carrier received 41 roadside inspections in the last 24 months — 40 vehicle-level and 41 driver-level — across 3 states, according to FMCSA roadside-inspection data refreshed Jul 22, 2026.

The carrier has 2 reportable crashes in the last 24 months and 0 fatal crashes across the full FMCSA crash record available as of Jul 22, 2026.

It reports 18 power units and 17 drivers in its most recent MCS-150 filing dated Jan 16, 2026.

It has no FMCSA-assigned safety rating in the federal record refreshed Jul 22, 2026.

Frequently asked

What is MB HOLDINGS LLC's USDOT number?

MB HOLDINGS LLC's USDOT number is 3247281.

Is MB HOLDINGS LLC authorized to operate?

As of Jul 22, 2026, MB HOLDINGS LLC is active in the FMCSA register.

What is MB HOLDINGS LLC's safety record?

MB HOLDINGS LLC has a 37.5% vehicle out-of-service rate (national average 22.26%) across 58 roadside inspections, with 2 reportable crashes in the last 24 months, and is not currently rated by FMCSA. Vektor's computed risk score is 86/100 (tier: clear).