GRINER DRILLING SERVICE INC

USDOT 191671

Active

Active, interstate carrier, mid-size fleet (91 power units) — safety rating: satisfactory.

USDOT191671
MC Number
Fleet91 power units
Drivers42
Phone6017366347
LocationColumbia, MS

Vetting summary

At a glance

  • Out-of-service rate28.6% vs 19.1% national avg

These signals summarize the records shown below — they are a starting point for your own checks, not a judgment of the carrier.

Registration

Carrier identity

USDOT Number191671
MC Number
Legal NameGRINER DRILLING SERVICE INC
DBA Name
Entity TypeCORPORATION
Phone6017366347
Address1014 HIGHWAY 98 BYPASS, Columbia, MS, 39429-8255

Status

Authority & safety

Operating StatusActive
Operation TypeInterstate
Safety RatingS — Satisfactory (rated 20050520)
Hazmat Flagfalse

Safety ratings: S = Satisfactory, C = Conditional, U = Unsatisfactory. A carrier with no rating has not been through a full FMCSA compliance review — this is common and not itself a red flag.

Our scoring

Safety scores

Unsafe Driving
0 / 100
Hours-of-Service Compliance
0 / 100
Driver Fitness
0 / 100
Controlled Substances & Alcohol
0 / 100
Vehicle Maintenance
79 / 100

Scores are 0-100 rankings computed by us from public FMCSA inspection measures; higher = worse relative to peers. Not official CSA/BASIC percentiles. How these scores are computed.

Safety events

Inspections & crashes (last 24 months)

Inspections7
Out-of-Service Rate28.6% vs 19.1% national average

Most frequent violation categories: 23 (2), 29 (2), 20 (1).

Crash involvement does not imply fault. FMCSA crash records list all reportable crashes involving a carrier, regardless of who caused them.

Equipment

Fleet & operations

Power Units (trucks)91
Drivers42
Recent Annual Mileage1,500,000
Last MCS-150 Filing10-JAN-25

GRINER DRILLING SERVICE INC operates 91 power units — a larger fleet than 100% of carriers registered in MS.

Nearby

Other carriers in Columbia, MS

Browse all carriers in Columbia, MS or all MS carriers.