HD
HIER DRILLING CO
DOT 1203310ActiveIntrastate Non-HazmatCASTLE ROCK, CO
COMPANY
Authority since
—
MCS-150
2025-03-14 · 50 mi (2024)
Fleet
8 units · 10 trailers · 11 drivers
ADDRESS
Physical
2755 N LIGGETT RD
CASTLE ROCK, CO 80109
CASTLE ROCK, CO 80109
Mailing
PO BOX 250
CASTLE ROCK, CO 80104
CASTLE ROCK, CO 80104
CONTACT
Phone
3036883012
Email
sheri.trehal@gmail.com
OFFICERS
Primary Officer
LAKE TREHAL
Title
OWNERVP WELL OPERATIONS
OPERATION & CARGO
Operation classification
Private Property
Specialty
Water Well
Cargo types
1
Water Well
Self-reported by the company on its latest MCS-150 filing (FMCSA census). Reflects what the carrier is authorized and equipped to haul, not actual recent loads.
AUTHORITY
—
Active authority
INSURANCE
None
No coverage on file
RISK GRADE
Moderate Risk
1 risk factors · 0 strengths
OOS RATE
0.0%
0 / 1 inspections
Fleet vs Reality
last 12 months · power-unit VINs from roadside inspections Checking local VIN index…
Moderate Risk
25/100 risk points1 risk factor · 0 strengths · 2 data pointslow confidenceWeighted heuristic: crashes are decayed by recency and normalized per 100 power units, out-of-service and violation rates use a rolling 24-month window, plus FMCSA BASIC alerts and the CarrierIntel Safety Score (which also decays when compliance has not been verified by a recent inspection). Not the official FMCSA SMS score.
SAFETY PERFORMANCE
Crash Record
0 crashes · 0 fatal · 0 with injuries · 0 tow-away
Clean Inspection Rate
100% — 1 clean of 1 inspections
Out-of-Service Rate
0.0% — driver OOS 0, vehicle OOS 0
COMPLIANCE & AUTHORITY
Operating Authority
Active operating authority on file
Authority Events
No authority history events
MCS-150 Filing
Last filed 2025-03-14
INSURANCE
Active Coverage
No active insurance policies on file
SUMMARY
No active insurance on file
No inspections in the last 24 months — grade based on limited data
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