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    Active
    Intrastate Non-Hazmat

    KEYSTONE CONCRETE SERVICES INC

    Risk score · full evidence · 72-hour access · No account required

    DOT #

    2145039

    Location

    JOHNS ISLAND, SC

    Phone

    8434020200

    Power Units

    20

    Drivers

    17

    Trailers

    1

    Annual Miles

    Locked

    Entity Type

    N/A

    MCS-150 Date

    Apr 16, 2026

    Out of Service

    No

    About KEYSTONE CONCRETE SERVICES INC

    Keystone Concrete Services Inc, located in Johns Island, SC, operates a fleet of 18 power units with 15 drivers, specializing in intrastate transportation of construction-related cargo. The company is primarily focused on non-hazardous materials, providing reliable trucking services within its operational scope. Keystone Concrete Services holds the necessary DOT authority to conduct its operations effectively within the state.

    Risk Signals — KEYSTONE CONCRETE SERVICES INC

    Scanning active
    / 10
    NOT RATED

    Full risk analysis — historical patterns, fraud connections, financial signals — runs when you… unlock for full analysis

    Authority for sale

    No active listings detected…

    CLEAR

    Equipment for sale

    No fleet VINs found on marketplaces…

    CLEAR

    Financial risk

    Analyzed in the full report…

    Fraud signals

    Connection analysis in the full report…

    Historical patterns

    Pattern analysis runs when you unlock the report…

    Recent activity

    No adverse news in 90 days…

    CLEAR

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    Service RegionsActive in 1 states

    Top states:
    SC

    Full state-by-state operating volumes, inspection locations, and lane coverage analysis.

    CSA Safety Scores5 BASICs

    5 BASICs measured

    Percentile rankings pending FMCSA publication — raw measures + violations available in the report.

    Full BASIC percentiles, measure scores, BASIC + roadside alerts, and Acute Carrier flags from the latest FMCSA SMS snapshot.

    Crash Summary

    Total Crashes

    7

    All time

    Fatalities

    0

    Injuries

    8

    Tow-Away

    7

    Operating Authority

    Common Authority

    N/A

    Contract Authority

    N/A

    Broker Authority

    N/A

    Insurance & Coverage

    BIPD, cargo, and excess liability coverage amounts, policy history, and insurer names — included in the vetting report.

    Contact Information

    8434020200

    Physical Address

    JOHNS ISLAND, SC 29455

    Cargo & Operations

    Cargo Carried

    Construction
    Other

    Violations by Category4 total

    Most common category

    Vehicle Maintenance · 50% of violations

    across 3 categories

    Full violation breakdown by category, out-of-service rates, and historical trends over time.

    Fleet Analytics2 trucks

    Top manufacturers

    OSHKOSH
    FREIGHTLINER

    Sample units

    10TJAAP287S0XXXXX2007 OSHKOSH M1070
    10TAFLGF9GS7XXXXX2016 FREIGHTLINER CASCADIA 125

    Full manufacturer, model, and model-year breakdown plus the VIN-level fleet roster.

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