Carrier profile · USDOT 574378 · MC-171212 · Updated Jul 18, 2026

T T DUNPHY INC

DBA INTER-LINE TRANSPORT

14 power unitsavg 12.2 yrRegional · 4 statesNORTH ANSON, ME80/100
CARRIER ACTIVEMC-171212 ACTIVERATED SATISFACTORY

Authority & Insurance

Active operating authority by type and the full insurance continuity timeline — insurer, policy, coverage, and any lapses — so you can confirm they can legally and adequately haul your load today.

Operating authority· 49 CFR · per type

Operating authority

Common
Active
Contract
Active
Broker
None

Insurance & bonds

BIPD / liability$750,000 in force
Cargo filing (census)Not recorded per census
Surety bond (census)Recorded per census

Insurance adequacy· filed BIPD vs the $750K federal floor

$750K in forcegeneral-freight federal minimum
$750K floor

Filed BIPD coverage of $750K meets or exceeds the $750K federal minimum for general freight (49 CFR 387.9). Some commodities (hazmat, larger vehicles) require $1M–$5M — confirm against your load.

Insurance continuity· insurer · policy · lapses

$750K BIPD last filed ’23 · 12 insurers · 2 lapsesCoverage lapse
1994200220102018now

Shorter eras are too brief to label at this scale — all 17 insurers are named in the list below.

BIPD in force — $750,000 · NORTHLAND INSURANCE COMPANY · since Jul 2023

All 17 insurer eras · dates, limits, renewals
InsurerPeriodLimitRenewals
SENTRY SELECT INSURANCE COMPANYJul 2021Jul 2023$750K1
NORTHLAND INSURANCE COMPANYJul 2020Jul 2021$750K1
NATIONAL UNION FIRE INS. CO. OF PITSBGH. PAJul 2019Jul 2020$750K1
OCCIDENTAL FIRE AND CASUALTY CO. OF N.C.Jul 2018Jul 2019$750K1
NATIONAL INDEMNITY COMPANYJul 2017Jul 2018$750K1
LANCER INSURANCE COMPANYJul 2011Jul 2017$750K3
STATE NATIONAL INSURANCE CO., INC.Jul 2009Jul 2011$750K2
NORTHLAND INSURANCE COMPANYJul 2007Jul 2009$750K1
ACADIA INSURANCE COMPANYJul 2006Jul 2006$750K1
EMPIRE FIRE & MARINE INSURANCE CO.Jul 2006Jul 2007$750K1
ACADIA INSURANCE COMPANYJul 2006Jul 2006$750K1
EMPIRE FIRE & MARINE INSURANCE CO.Jul 2001Jul 2006$750K5
WESTPORT INSURANCE CORPORATIONJul 2000Jul 2001$750K1
TWIN CITY FIRE INSURANCE COMPANYJul 1997Jul 1997$750K2
ACADIA INSURANCE COMPANYJul 1997Jul 2000$750K1
TWIN CITY FIRE INSURANCE COMPANYSep 1995Jul 1997$750K4
CANAL INSURANCE CO.Sep 1994Sep 1995$750K2