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Carrier profile · USDOT 2707187 · Updated 06/13/2026

MAIN LINE ENGINEERING CONSTRUCTION INC

7 power unitsavg 14.7 yrLocal · 1 statesLOMPOC, CA
CARRIER ACTIVE
Verified linksmainlinecorp.comFMCSA SAFERCallEmail
Observed fleet · trailing 24 mo daily
7Power units
3 observed · MCS-150
—Trailers seen
None observed · 24 mo
14.7Avg age (yr)
2006–2015 · vPIC
Call dispatch(805) 588-5223Email dispatchoffice@mainlinecorp.com

Load decision · FMCSA snapshot · 2026-06-13

Clear to load

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

Established 11 yearsDriver out-of-service rate well above average
Operating authority11 yr active
since 2015
Insurance (BIPD)Unknown
FMCSA L&I
Vehicle OOS · 24mo14.3%
▼ 22.26% nat'l
Crashes · fatal0
clean 24 mo
Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet typeIdentity

Small fleet

7 power units. Brokers price each fleet type apart.

Fleet age vs peersOlder

14.7 yr

Model years 2006–2015 · peer benchmark computing.

Identity stabilityStable

11 yr unchanged

Same registration since 2015 — no chameleon / reincarnation signal.

AI readLocal operator, 11-yr authority, 14% vehicle OOS — clear to load.Full read

Is MAIN LINE ENGINEERING CONSTRUCTION INC safe to work with?

Is MAIN LINE ENGINEERING CONSTRUCTION INC safe to load? MAIN LINE ENGINEERING CONSTRUCTION INC (USDOT 2707187) is an active small-fleet motor carrier based in LOMPOC, CA, operating 7 power units and 10 drivers. Operating authority has been active 11 years (past the 24-month broker-confidence threshold). Across 7 roadside inspections, its vehicle out-of-service rate over the last 24 months is 14.3% (below the 22.26% national average), with 0 reportable crashes in the last 24 months. FMCSA has not assigned a safety rating. Vektor rates it clear to load (88/100), with the leading concern: driver out-of-service rate well above average. Source: FMCSA SAFER/MCMIS, last updated 2026-06-13.

FMCSA fields + Vektor analysis · updated 2026-06-13
MLMAIN LINE ENGINEERING CONSTRUCTION INC 88
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Frequently asked

What is MAIN LINE ENGINEERING CONSTRUCTION INC's USDOT number?

MAIN LINE ENGINEERING CONSTRUCTION INC's USDOT number is 2707187.

Is MAIN LINE ENGINEERING CONSTRUCTION INC authorized to operate?

As of 2026-06-13, MAIN LINE ENGINEERING CONSTRUCTION INC is active in the FMCSA register.

What is MAIN LINE ENGINEERING CONSTRUCTION INC's safety record?

MAIN LINE ENGINEERING CONSTRUCTION INC has a 14.3% vehicle out-of-service rate (national average 22.26%) across 7 roadside inspections, with 0 reportable crashes in the last 24 months, and is not currently rated by FMCSA. Vektor's computed risk score is 88/100 (tier: clear).

How big is MAIN LINE ENGINEERING CONSTRUCTION INC's fleet?

MAIN LINE ENGINEERING CONSTRUCTION INC operates 7 power units and 10 drivers per its most recent MCS-150 filing.

Where is MAIN LINE ENGINEERING CONSTRUCTION INC based?

MAIN LINE ENGINEERING CONSTRUCTION INC is based in LOMPOC, CA, with roadside inspections recorded across 1 state.