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DIAMOND MATERIALS LLC

WILMINGTON, DE

Joins 122 roadside inspections (24 mo), 2 authority dockets, BIPD on file (Arch Insurance Company) from FMCSA public filings. Data as of Oct 26, 2026. Booking triage is above; confirm on SAFER before tendering.

Brokers & shippers · booking check

Book with caution — review signals below

No hard OOS / revoked / uninsured blocker, but elevated risk signals need a human look before booking.

Caution
Common (Property) reinstated · Feb 15, 2012
Policy effective · Jan 1, 2012
Review these
  • Common (Property) gap · 1829 days Inactive Feb 12, 2007 → reinstated Feb 15, 2012
  • Conditional safety rating Carrier did not meet the safety fitness standard at the last compliance review.
  • OOS mixed vs peers Driver 1.80% (worse, peer 0.90%) · Vehicle 8.10% (better, peer 15.3%) — one mixed line, not dual better/worse claims. Details →
On file
  • 2 active operating authorities
  • Active insurance on file Arch Insurance Company · BMC-91X Details →
  • BOC-3 process agent on file AMERICAN TRUCKING ASSOCIATIONS Details →
Built for brokers and shippers deciding whether to tender. Always confirm on FMCSA SAFER and L&I before booking — TruckCodex mirrors public filings and can lag by up to a day. Open full book-check tool
Plain-text risk summary (print / paste) 
TruckCodex risk summary — DIAMOND MATERIALS LLC (USDOT 45597)
Verdict: CAUTION
Book with caution — review signals below
No hard OOS / revoked / uninsured blocker, but elevated risk signals need a human look before booking.

Authority / census status: Active

Blockers:
  (none)

Cautions:
  • Common (Property) gap · 1829 days — Inactive Feb 12, 2007 → reinstated Feb 15, 2012
  • Conditional safety rating — Carrier did not meet the safety fitness standard at the last compliance review.
  • OOS mixed vs peers — Driver 1.80% (worse, peer 0.90%) · Vehicle 8.10% (better, peer 15.3%) — one mixed line, not dual better/worse claims.

On file:
  • 2 active operating authorities
  • Active insurance on file — Arch Insurance Company · BMC-91X
  • BOC-3 process agent on file — AMERICAN TRUCKING ASSOCIATIONS

Source: https://truckcodex.com/usdot/45597/
As of: Oct 26, 2026
Always confirm on FMCSA SAFER and L&I before tendering — TruckCodex mirrors public filings and can lag by up to a day.
USDOT 45597 Active CORPORATION PRIVATE PROPERTY;AUTHORIZED FOR HIRE Hazmat Conditional rated Company officer: RICHARD E. PIERSON, JR Company officer 2: TONI WOOD Logs / Poles / Beams / Lumber Machinery / Large Objects Liquids / Gases Garbage / Refuse Chemicals Dry Bulk +1 more Based in WILMINGTON, DE

FMCSA census as of Oct 26, 2026 · Sources · Freshness · Methodology · Disclaimer

TruckCodex · filing & peer scorecard

TruckCodex filing & peer scorecard · B

Composite of 5/5 scored components (mean 77/100). Separate from booking triage on this page. Expand for per-signal evidence. Heuristic — not an FMCSA rating or legal advice.

B confidence 100% · 5/5 signals · expand
Authority / census
Active · 100/100

Active census status with no OOS order or revoked authority on file.

Insurance / BIPD
BIPD active · 100/100

Active BIPD/Primary-like policy on file in our insurance history.

OOS vs peers
Mixed vs peers · 40/100

Driver OOS 1.8% vs peer median 0.9% (worse). Vehicle OOS 8.1% vs peer median 15.25% (better). n=7112 same-size ACTIVE peers.

FMCSA safety rating
Conditional · 45/100

Official FMCSA Conditional safety rating.

Insurance-watch tier
Not on watch · 100/100

No BMC-91 insurance-lapse watch classification on file for this USDOT.

TruckCodex filing & peer scorecard from authority, BIPD, peer OOS, FMCSA safety rating, and insurance-watch signals. Not a booking verdict and not legal advice. See methodology. Booking triage on this page: Caution.

Field change history →
Operating authority
Motor Carrier of Property (Except Household Goods) 1 active
common 1 active
Insurance

Arch Insurance Company · BMC-91X

2 active liability filings

BOC-3 agent

AMERICAN TRUCKING ASSOCIATIONS

Company profile

Company details
USDOT 45597
In FMCSA records since Jun 1, 1974 (~52y)
MC / docket MC76472 , MC076472
Entity CORPORATION
Company officer RICHARD E. PIERSON, JR
Company officer 2 TONI WOOD
Operation PRIVATE PROPERTY;AUTHORIZED FOR HIRE
Hazmat Yes (MCS-150)
Cargo carried
Logs / Poles / Beams / Lumber, Machinery / Large Objects, Liquids / Gases, Garbage / Refuse, Chemicals, Dry Bulk, Construction
Fleet size 139 units
Drivers 117
Annual mileage 676,737 mi
Contact & address
Phone: (302) 658-6524
Email: [email protected]
Physical
924 S HEALD ST
WILMINGTON, DE 19801
Mailing
242 N JAMES ST SUITE 102
NEWPORT, DE 19804
Registration & safety rating
USDOT 45597
In FMCSA records since Jun 1, 1974 (~52y)
Entity CORPORATION
Operation PRIVATE PROPERTY;AUTHORIZED FOR HIRE
Annual mileage (MCS-150) 676,737 mi
Safety Rating Conditional
Hazmat Yes (MCS-150)
vs. National Average
Vehicle OOS Rate 8.1% vs 23.4% -15.3 pts
Driver OOS Rate 1.8% vs 6.7% -4.9 pts
Violations per Inspection 0.40 vs 1.80 -1.40
Peer tier (large fleets (101-1,000 power units)) median OOS rate: 19.2%
Active liability insurance
Arch Insurance Company
BMC-91X · ZACAT9130400
Effective Jan 1, 2012
ARCH INSURANCE COMPANY
BMC-91X · $1,000,000 · ZACAT9130400
Effective Jan 1, 2012
FMCSA cargo filing (BMC-34/83)

No active FMCSA cargo filing on file.

FMCSA L&I filing evidence — not a shipper certificate of insurance (COI). Cargo (BMC-34) is primarily an HHG / household-goods requirement; general freight carriers often have none.

Broker bond / trust (BMC-84/85)

No active broker surety bond or trust fund on file.

BMC-84 is a surety bond; BMC-85 is a trust-fund agreement. Required for property brokers / freight forwarders — not motor-carrier BIPD liability insurance.

Broker setup by MC age
Open MC age checker · Check brokers for this MC age

Based on FMCSA authority grant of 2012-02-15 (2,000+ days). Published gates only — not a guarantee they will accept. Confirm with the broker.

Related filings

Fleet details (MCS-150)

Vehicle type Owned Term leased Trip leased
Truck tractors 19 0 0
Trailers 35 0 0
Trucks 117 0 0

Self-reported on the carrier’s Form MCS-150 (FMCSA Company Census).

Accident reports (24 months)

All 43 crashes →
Last 6 months 6–12 months 12–24 months Total
Fatalities 0 0 0 0
Injuries 0 0 4 4
Tow-away 0 0 6 6
Crash reports 0 0 6 6

Reportable crashes from FMCSA MCMIS for the trailing 24 months. Counts may differ slightly from SAFER due to reporting lag.

Inspections (24 months)

All 205 inspections →
Driver Vehicle Hazmat
Inspections 122 122 3
OOS inspections 3 8 0
OOS percentage 2.46% 6.56% 0%
National average 6.7% 23.4% 4.4%

Roadside inspections in the last 24 months. National averages are FMCSA MCSAP reference rates (driver ~6.7%, vehicle ~23.4%, hazmat ~4.4%).

Power Units
139
Drivers
117
Inspections
205
FMCSA roadside history on file
OOS Rate (peak)
8.1%
driver or vehicle, whichever higher
Crashes (24m)
6
43 all-time
Authorities
2
2 active

Risk Signals

Authority revoked
1 revocation on record.

Out-of-Service rate vs same-size peers FMCSA roadside inspections, % placed out-of-service

Compared against 7,112 ACTIVE carriers operating 69–209 power units (±50% of this carrier's 139 unit fleet).

This carrier — Driver OOS
1.8%
Drivers placed out-of-service at roadside inspections
Peer median
0.9%
Median across 7,112 same-size peers
Verdict
Riskier than peers
Delta +0.9 pts vs peer median (lower is safer)
This carrier — Vehicle OOS
8.1%
Vehicles placed out-of-service at roadside inspections
Peer median
15.25%
Median across 7,112 same-size peers
Verdict
Safer than peers
Delta -7.15 pts vs peer median (lower is safer)

Authority gap detected (1)

  • Common (Property) authority was inactive from Feb 12, 2007 to Feb 15, 2012 (1829 days)
Inspection Analytics Monthly activity · BASIC mix · state map

Monthly Inspection Activity (35 months)

2023-10 2026-09

Violations by BASIC Category

Federal BASIC buckets for every citation issued against this carrier over the past 24 months.
Vehicle Maintenance
22 violations
6 OOS · 27.3%
Unsafe Driving
21 violations
Driver Fitness
5 violations
3 OOS · 60.0%
General/Admin
1 violation

Activity by State

States this carrier has been inspected in over the past 24 months.
State Inspections OOS OOS % Last Inspection
New Jersey (NJ) 71 6 8.5% Sep 3, 2026
Maryland (MD) 29 5 17.2% Aug 25, 2026
Delaware (DE) 21 0 0.0% Jul 22, 2026
Pennsylvania (PA) 1 0 0.0% Sep 4, 2026
Vehicle Fleet Top makes and models observed in roadside inspections
Make Model Inspections
Peterbilt 103
Ford 23
Western Star 21
Mack 12
Kenworth 9
Polar 7
Courier 2
SMS BASIC Scores FMCSA Safety Measurement System per-BASIC scores
BASIC Inspections Serious Measure Percentile Alert As Of
Driver Fitness 5 — 0.20 0 — Oct 26, 2026
Controlled Substances / Alcohol 0 — 0.00 0 — Oct 26, 2026
Hours of Service 0 — 0.00 0 — Oct 26, 2026
Unsafe Driving 13 — 1.18 1 — Oct 26, 2026
Vehicle Maintenance 24 — 1.82 2 — Oct 26, 2026

Higher percentiles indicate worse performance relative to peer carriers. Carriers at or above the FMCSA intervention threshold are marked ALERT.

Recent Inspections (205 rows) View all 205 →
Inspection # Date ▼ State Level Station Vehicle Violations Top Codes OOS
88905635 Sep 4, 2026 PA 2 CONCORD TOWNSHIP PA
PETERBILT STRAIGHT TRUCK
DE CL117816 · 1NPSXPEXXHD413947
4 393.95A4-EEUS, 393.11A1-LLPL, 392.2-SLLS2 No
88894843 Sep 3, 2026 NJ 1 SH206/SH70
FORD STRAIGHT TRUCK
DE C64906 · 1FD8X3FT0EEA87423
0 — No
88819047 Aug 25, 2026 MD 1 WARWICK MD
PETERBILT STRAIGHT TRUCK
DE CL119060 · 1NPCLP0X1JD495340
2 393.47E, 393.53B-B No
88760213 Aug 21, 2026 NJ 3 I-295 NB MP 35 CHERRY HILL TWP
FORD STRAIGHT TRUCK
DE C125838 · 1FDUF5HT9NEC22036
2 391.41APC, 392.2-SLLLR Yes
88751929 Aug 19, 2026 NJ 3 GREENWICH SCALES EB
FORD STRAIGHT TRUCK
DE C123226 · 1FDUF5GT3NED27754
1 392.2-SLLLR No
88732947 Aug 18, 2026 MD 1 —
FORD STRAIGHT TRUCK
DE C123228 · 1FDUF5HT1NEC22032
1 393.9A-LLPL No
88701835 Aug 14, 2026 NJ 3 BORDENTOWN TOWNSHIP
FORD STRAIGHT TRUCK
DE C125556 · 1FDUF5HTXNEC00563
1 392.2-SLLTR No
88701147 Aug 14, 2026 NJ 3 I 295 N MP 34
FORD STRAIGHT TRUCK
DE C48991 · 1FD8W3FT9NEC22076
2 392.2-SLLS2, 392.2-SLLLR No
88593026 Aug 3, 2026 NJ 3 WEST DEPTFORD
FORD STRAIGHT TRUCK
DE C104267 · 1FD8W3FT9RED75403
1 392.2-SLLLR No
88592779 Aug 3, 2026 NJ 3 —
KENWORTH STRAIGHT TRUCK
DE CL123785 · 1NKZXPTX0LJ402344
0 — No
88516220 Jul 23, 2026 MD 2 —
PETERBILT TRUCK TRACTOR
DE CL120819 · 1XPXDP9X8MD739450
0 — No
88486058 Jul 22, 2026 DE 2 —
PETERBILT TRUCK TRACTOR
DE CL123891 · 1XPCD40X8RD680241
0 — No
88435677 Jul 17, 2026 DE 2 —
WESTERN STAR STRAIGHT TRUCK
DE CL124093 · 5KKHBWFM0SLVJ0097
1 392.2-SLLS3 No
88414619 Jul 15, 2026 NJ 2 —
KENWORTH STRAIGHT TRUCK
DE CL124765 · 1NKZX4TX1MJ452542
1 392.2-SLLEWA2 No
88387346 Jul 10, 2026 MD 2 —
PETERBILT TRUCK TRACTOR
DE CL111303 · 1XP5DBTX17N732101
5 393.75A3-TAOL, 393.45B2-BHTD, 393.9A-LHLI Yes
88313768 Jul 1, 2026 MD 2 —
PETERBILT TRUCK TRACTOR
DE CL120818 · 1XPCDP9X2MD739619
0 — No
88291671 Jun 30, 2026 MD 2 —
PETERBILT TRUCK TRACTOR
DE CL123893 · 1XPCDK9X0RD680273
0 — No
88282404 Jun 30, 2026 NJ 3 —
MACK STRAIGHT TRUCK
DE CL121916 · 1M2AX07C3FM023690
0 — No
88281755 Jun 30, 2026 NJ 2 —
PETERBILT STRAIGHT TRUCK
DE CL120884 · 1NPCXPEX2MD738302
0 — No
88254374 Jun 25, 2026 DE 2 —
PETERBILT STRAIGHT TRUCK
DE CL123892 · 1XPCD40XXRD680242
1 392.2-SLLSR No
88193169 Jun 17, 2026 MD 2 —
PETERBILT STRAIGHT TRUCK
DE CL117816 · 1NPSXPEXXHD413947
0 — No
88167763 Jun 16, 2026 MD 2 —
PETERBILT STRAIGHT TRUCK
DE CL120886 · 1NPCXPEX6MD738304
0 — No
88167372 Jun 16, 2026 MD 2 —
MACK STRAIGHT TRUCK
DE CL121916 · 1M2AX07C3FM023690
0 — No
88169098 Jun 15, 2026 DE 3 —
WESTERN STAR STRAIGHT TRUCK
DE CL124095 · 5KKHBWFM4SLVJ0099
1 392.2-SLLS2 No
88134252 Jun 11, 2026 MD 2 —
PETERBILT STRAIGHT TRUCK
MD E61319D · 1NPSXPEX7HD413940
0 — No
Recent Crashes (43 rows) View all 43 →
Report # Date ▼ State Fatalities Injuries Tow Hazmat Severity
MD25A1285903 Aug 27, 2025 MD 0 0 Yes No Tow
NJ0006852710 Apr 24, 2025 NJ 0 1 Yes No Injury
NJ0006081953 Feb 18, 2025 NJ 0 0 Yes No Tow
NJ0006535333 Feb 18, 2025 NJ 0 1 Yes No Injury
DE0924072614 Nov 12, 2024 DE 0 1 Yes No Injury
PA410734600X Nov 12, 2024 PA 0 1 Yes No Injury
NJ0023205000 Aug 10, 2023 NJ 0 0 Yes No Tow
NJ0023116238 Feb 7, 2023 NJ 0 0 Yes No Tow
DE0322045102 Aug 4, 2022 DE 0 0 Yes No Tow
PA107498100X Jul 15, 2021 PA 0 0 Yes No Tow
DE0620101131 Dec 2, 2020 DE 0 0 Yes No Tow
DE0620068254 Aug 17, 2020 DE 0 2 Yes No Injury
DE0620068109 Aug 16, 2020 DE 0 0 Yes No Tow
NJ0020916974 Aug 11, 2020 NJ 0 0 Yes No Tow
DE0120048708 Jun 15, 2020 DE 0 0 Yes No Tow
NJ0020900526 Jan 10, 2020 NJ 0 0 Yes No Tow
PA910652800X Sep 20, 2019 PA 0 0 Yes No Tow
PA903530400X Mar 29, 2019 PA 0 1 Yes No Injury
PA812237500X Nov 13, 2018 PA 0 1 No No Injury
DE0118053579 May 30, 2018 DE 0 0 Yes No Tow
DE0218044779 May 7, 2018 DE 0 0 Yes No Tow
NJ0017943206 Nov 3, 2017 NJ 0 2 Yes No Injury
MD17A0443735 Oct 10, 2017 MD 0 0 Yes No Tow
MD17A0444044 Mar 17, 2017 MD 0 0 Yes No Tow
DE0916068117 Nov 3, 2016 DE 0 1 Yes No Injury
Authority Records (2 dockets)
Motor Carrier of Property (Except Household Goods)
MC76472
Active
Granted Feb 15, 2012
View full authority record →
common
MC076472
Active
—
View full authority record →
MC Certificate Documents (3 letters, 2 PDFs available)

Authority Records (above) are FMCSA docket status and lifecycle events. MC Certificate Documents here are the archived PDF letters for each action — grants, reinstatements, revocations, name changes, and transfers. They are related but not the same dataset: one row per PDF letter, not one file per docket.

Each row is a distinct FMCSA letter (grant, reinstatement, revocation, name change, transfer, etc.). When a PDF is archived, click the link to open that letter. Rows without a link still show the action type and date from our index. FMCSA stopped publishing new daily certificate PDFs after the May 2026 Motus cutover — rows below are historical archive only.

Some letters share the same legacy archived file path — we show one PDF link for the primary document and list the other actions as metadata (type + date) until per-letter PDFs are re-extracted.

Date Docket Action Authority PDF
Feb 15, 2012 MC76472-C Reinstatement Letter Reinstatement Reinstatement Letter →
Feb 15, 2012 MC76472-C Daily Register Reinstatement Daily Register →
Jan 30, 2012 MC76472 Name Change Reinstatement Metadata only
Insurance Coverage Timeline (6 rows)

Every insurance policy on file, newest effective date first. Amber rows mark BIPD/Primary coverage gaps.

Insurer Policy # Type Limit Effective Cancel Status
Arch Insurance Company ZACAT9130400 BMC-91X — Jan 1, 2012 On file ACTIVE
ARCH INSURANCE COMPANY ZACAT9130400 91X $1,000,000 Jan 1, 2012 On file ACTIVE
SELECTIVE WAY INSURANCE COMPANY SW-3207682 CARGO — May 23, 1997 Feb 2, 2007 CANCELLED
SELECTIVE INSURANCE COMPANY OF AMERICA SW-3207682 CARGO — Jan 13, 1995 May 23, 1997 REPLACED
MARYLAND CASUALTY CO. CA29414715 BIPD — Apr 1, 1988 Jul 23, 2008 CANCELLED
PENNSYLVANIA MANUF. ASSOC. INS. 8187005532585 CARGO — Apr 1, 1987 Jan 13, 1995 CANCELLED
Compliance Timeline Merged authority / insurance / enforcement events
  1. Jun 20, 2023
    authority
    DISCONTINUED REVOCATION — COMMON
    Details →
  2. Feb 15, 2012
    authority
    REINSTATED — MOTOR PROPERTY COMMON CARRIER
    Details →
  3. Feb 15, 2012
    authority
    Active — Motor Carrier of Property (Except Household Goods)
    Details →
  4. Jul 23, 2008
    insurance
    CANCEL — MARYLAND CASUALTY CO.
  5. Feb 12, 2007
    authority
    REVOKED — MOTOR PROPERTY COMMON CARRIER
    Details →
  6. Feb 12, 2007
    authority
    Authority revoked — INVOLUNTARY REVOCATION
  7. Feb 12, 2007
    authority gap
    Common (Property) authority inactive: 1829 days (through Feb 15, 2012)
  8. Feb 2, 2007
    insurance
    CANCEL — SELECTIVE WAY INSURANCE COMPANY
  9. May 23, 1997
    insurance
    TERM/REPL — SELECTIVE INSURANCE COMPANY OF AMERICA
  10. Feb 21, 1995
    authority
    DISCONTINUED REVOCATION — COMMON
    Details →
  11. Jan 13, 1995
    insurance
    CANCEL — PENNSYLVANIA MANUF. ASSOC. INS.
Top Stations & Violation Codes Where this carrier gets inspected and what they get cited for

Most-Inspected Stations

Station State Inspections OOS
CARNEYS POINT SCALE NJ 18 0
NJ NJ 12 1
MIDDLETOWN DE DE 11 2
CECIL COUNTY MD 8 2
CARNEYS POINT NJ 8 0
DARLINGTON MD MD 7 3
CARNEY'S POINT SCALE NJ 7 0
I-95 NORTHBOUND SCALE FACILITY MD 5 1
DOVER DE DE 4 0
TOWNSEND DE DE 4 0

Top Violation Codes Cited

Code Description Category Cited OOS
392.2 Violation of Local Laws Unsafe Driving 21 0
393.9(a) Inoperable required lamps Vehicle Maintenance 2 2
177.834(a) Package not secure in vehicle Hazardous Materials 1 1
383.23(a)(2) Operating a CMV without a CDL Driver Fitness 1 1
391.41(a)(1) 391.41(a)(1) Driver Fitness 1 0
393.11 No or defective lighting devices or reflective material as required Vehicle Maintenance 1 0
393.130(b) Item not properly prepared for transport Vehicle Maintenance 1 1
393.43 No/improper breakaway or emergency braking Vehicle Maintenance 1 1
393.45(b)(2) Brake hose or tubing chafing and/or kinking Vehicle Maintenance 1 0
393.45(d) Brake connections with leaks or constrictions Vehicle Maintenance 1 0

Booking & risk tools

Open dedicated checkers pre-filled with this USDOT — same public filings as the triage card above.

Book / don't book Insurance check Cancel desk Chameleon check Safety benchmark

Related Records

Delaware carriers Wilmington carriers Arch Insurance Company SELECTIVE WAY INSURANCE COMPANY 205 inspections 43 reportable crashes Book / don't book Insurance check Cancel desk
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