Carrier profile · USDOT 29755 · Updated Jun 13, 2026

United States Welding Inc

DBA ROCKY MOUNTAIN AIR SOLUTIONS

27 power unitsRegional · 6 statesDENVER, CO94/100

AUTHORITY STATUS UNKNOWNRATED SATISFACTORYHAZMAT

Observed fleet · trailing 24 mo daily

27Power units

Self-reported · MCS-150

—Trailers seen

None observed · 24 mo

—Avg age (yr)

Not yet decoded

Call dispatch(303) 777-2475 Email dispatchsafety@rockymountainair.com

Click to see how we scored it

Load decision · FMCSA snapshot · Jun 13, 2026

Clear to load

Active authority and a clean federal record. No blocking issues found.

Watch · 1

Multiple injury crashes5 crashes involving injuries are on record.

In good standing · 2

Established 52 yearsOperating authority has been on file since 1974.Out-of-service rates below national averageBoth vehicle and driver OOS rates beat the national benchmark across 72 inspections.

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo4.8%

▼ 22.26% nat'l

Crashes · fatal

1 in 24 mo

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo4.8%

▼ 22.26% nat'l

Crashes · fatal

1 in 24 mo

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

Fleet typeIdentity

Asset-based

27 power units. Brokers price each fleet type apart.

Fleet age vs peersDecoding

—

Not yet decoded

Identity stabilityStable

52 yr unchanged

Same registration since 1974 — no chameleon / reincarnation signal.

Safety

49 inspections · 24 mo · vs national benchmarks

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

Vehicle OOS 4.8%24-mo cumulative

050%nat'l 22.26%

Driver OOS 2.0%24-mo cumulative

030%nat'l 6.67%

Every inspection in the window pooled — 42 vehicle and 49 driver inspections over 24 months.

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

18.2% · 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 5.7 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

46 inspections in the charted months · busiest month Jul '26 · 5

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

≈0.9 / unit·yr

thin signalabundant signal

Within the expected band for a 27-unit fleet — FMCSA has inspected this carrier often enough that the out-of-service and violation signals above are statistically trustworthy.

Registered power units: 27
Inspections · 24 mo: 49
Annualized: ≈25 / yr
Coverage: ≈0.9 inspections / unit · yr

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

VIN-decoded · NHTSA vPIC

Capacity· power units = haulable capacity; trailers are towed

Registered power units (MCS-150): 27
Observed power (24 mo): —
Trailers (towed): —

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

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

Operations & Lanes

Revealed by inspection density across 6 states · 24 mo

Operating footprint· revealed by roadside-inspection geography

Operating radiusRegional

revealed

States observed

US states

Inspections · 24 mo

CO busiest

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

Home base

DENVER, CO

600 S SANTA FE DRIVE

Top corridor

CO 21 · UT 18 · WY 5

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-identity links detected — no reincarnation flag, shared trucks, registration domain, or officer overlap with other carriers.

Explore the carrier network & VIN cross-links

Identity & Federal

FMCSA census + L&I dossier

Location

Physical address: 600 S SANTA FE DRIVE, DENVER, CO, 80223
Operation: Interstate· Hazmat

Contact

Phone: (303) 777-2475
Fax: (303) 777-4537
Email: safety@rockymountainair.com
Web domain: rockymountainair.com

Registration

Officer: Richard E. Lofgren
USDOT / docket: 29755
First registered: Jun 1, 1974
Last MCS-150: May 28, 2025 · 1,255,000 mi (2024)
FMCSA safety rating: Satisfactory · Jan 15, 2004
D-U-N-S: 78353927

Fleet (self-reported · MCS-150)

Power units

Drivers

CDL drivers

1,255,000

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

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Verification summaryAuthority, insurance, safety and identity facts for UNITED STATES WELDING INC.

UNITED STATES WELDING INC (USDOT 29755) has a Vektor safety score of 94/100 and a Clear to load verdict, from the carrier's FMCSA record refreshed Jun 13, 2026.

The carrier has an unknown current for-hire authority status because no FMCSA L&I authority row is available as of Jun 13, 2026.

It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available as of Jun 13, 2026.

Its vehicle out-of-service rate was 4.8% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data refreshed Jun 13, 2026.

The carrier received 49 roadside inspections in the last 24 months — 42 vehicle-level and 49 driver-level — across 6 states, according to FMCSA roadside-inspection data refreshed Jun 13, 2026.

The carrier has 1 reportable crash in the last 24 months and 0 fatal crashes across the full FMCSA crash record available as of Jun 13, 2026.

It reports 27 power units and 33 drivers in its most recent MCS-150 filing dated May 28, 2025.

It has an FMCSA safety rating of Satisfactory assigned Jan 15, 2004 in the federal record refreshed Jun 13, 2026.

Frequently asked

What is UNITED STATES WELDING INC's USDOT number?

UNITED STATES WELDING INC's USDOT number is 29755.

Is UNITED STATES WELDING INC authorized to operate?

As of Jun 13, 2026, UNITED STATES WELDING INC is active in the FMCSA register.

What is UNITED STATES WELDING INC's safety record?

UNITED STATES WELDING INC has a 4.8% vehicle out-of-service rate (national average 22.26%) across 72 roadside inspections, with 1 reportable crash in the last 24 months, and an FMCSA "Satisfactory" safety rating. Vektor's computed risk score is 94/100 (tier: clear).

How big is UNITED STATES WELDING INC's fleet?

UNITED STATES WELDING INC operates 27 power units and 33 drivers per its most recent MCS-150 filing.

Where is UNITED STATES WELDING INC based?

UNITED STATES WELDING INC is based in DENVER, CO, with roadside inspections recorded across 6 states.

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