TruckCodex

R&R CONCRETE LLC

USDOT 1699630 • 3624 DUBLIN RD, DARLINGTON, MD, 21034

ACTIVE
Authority:None on file
Insurance:None on file
BOC-3:Not on file
Safety Rating:Not rated
MCS-150:Never updated
OOS Orders:None

Overview

Company profile from FMCSA Census File

USDOT
1,699,630
Status
ACTIVE
Operation
Interstate
State
Maryland
Phone
4433075250
Email
[email protected]
Power Units (MCS-150)
10
Drivers (MCS-150)
7
MCS-150 Mileage
140,000
Physical Address
3624 DUBLIN RD, DARLINGTON, MD, 21034
Mailing Address
PO BOX 417, DARLINGTON, MD, 21034
Contact
Phone: 4433075250

Authority & Insurance

Operating authority, insurance filings, and BOC-3 status

Active Authority
0
Revoked / Inactive
0
Authority Types
0
Insurance Policies
None on file
BOC-3 Filing
Not on file

Operating Authority

fmcsa-authhistApr 5, 2026
No records found

No insurance filings found for this carrier in FMCSA records.

Check FMCSA SAFER for current insurance status

Safety & Inspections

SMS BASIC scores, inspection history, and out-of-service rates

SMS BASIC Scores

Hours of Service
N/A

Higher percentile = worse safety performance relative to peers. Scores at or above 75% trigger FMCSA alerts.

Inspections
24
Violations
38
11 OOS
Vehicle OOS %
29.2%
Above nat'l avg (23.4%)
Driver OOS %
8.3%
Above nat'l avg (6.7%)
Power Units (MCS-150)
10
Drivers (MCS-150)
7
Crash Records
0

Inspection Activity (24 months)

Monthly inspection counts with OOS months highlighted. Hover bars for details.

1
May
1
Jun
Jul
1
Aug
Sep
3
Oct
1
Nov
1
Dec
Jan
Feb
1
Mar
1
Apr
May
Jun
1
Jul
Aug
2
Sep
Oct
Nov
1
Dec
Jan
1
Feb
Mar
Apr
Clean monthMonth with OOSBased on latest 24 of 24 inspection records

Inspection Activity Map

1 state • 24 inspections

🚛
None Low Medium High🚛 Home base

Violation Summary (38 violations from 24 inspections)

fmcsa-inspection-file
Violation Summary (38 violations from 24 inspections)
CodeDescription# Violations# OOSSeverity WtBASIC
FMCSR:393.9(a)Inoperable required lamps403Vehicle Maintenance
FMCSR:393.9A-LILInoperable required lamps203Vehicle Maintenance
FMCSR:393.9A-LHWSInoperable required lamps203Vehicle Maintenance
FMCSR:393.9A-LSLIInoperable required lamps203Vehicle Maintenance
FMCSR:393.9A-LTSIInoperable required lamps223Vehicle Maintenance
FMCSR:393.81Horn inoperable202Vehicle Maintenance
FMCSR:393.95(a)Emergency equipment - fire extinguisher missing/defective205Vehicle Maintenance
FMCSR:390.21T(b)390.21T(b)20—General/Admin
FMCSR:392.9BA-INACTIVE392.9BA-INACTIVE11—Unsafe Driving
FMCSR:396.17C-PINo proof of periodic inspection103Vehicle Maintenance
FMCSR:393.104F1-CCargo securement - tiedown damaged106Vehicle Maintenance
FMCSR:393.205C-WRAWFLMIBWheel/Rim - Any wheel fasteners loose/missing/ineffective/broken.10—Vehicle Maintenance
FMCSR:393.75A1-TAORETATires - All others has more than one ply exposed in the tread area exceeding 2 square inches.11—Vehicle Maintenance
FMCSR:391.41APCMedical (Certificate) - Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency11—Driver Fitness
FMCSR:393.110B3-CCargo securement - logs117Vehicle Maintenance
FMCSR:393.11A1-LLPLLighting devices/reflectors103Vehicle Maintenance
FMCSR:391.41(a)Physical qualification - general117Driver Fitness
FMCSR:393.60(c)Glazing/window obstructions104Vehicle Maintenance
FMCSR:393.41-BNPBBrake - Inoperative or missing parking brake on power unit11—Vehicle Maintenance
FMCSR:393.95FEmergency Equipment - Stopped vehicle warning devices missing or improper10—Vehicle Maintenance
FMCSR:391.45(b)Expired medical examiner's certificate10—Driver Fitness
FMCSR:390.21T(a)390.21T(a)10—General/Admin
FMCSR:393.41No or defective parking brake system on CMV11—Vehicle Maintenance
FMCSR:391.41(a)(1)391.41(a)(1)10—Driver Fitness
FMCSR:393.95(f)Emergency Equipment - Stopped vehicle warning devices missing or improper10—Vehicle Maintenance
FMCSR:392.2Operating a CMV while ill or fatigued108Unsafe Driving
FMCSR:393.110(b)Cargo securement - logs117Vehicle Maintenance
FMCSR:393.110Cargo securement - logs117Vehicle Maintenance

Peer Context

This carrier vs national averages. Lower is better for all metrics.

Vehicle OOS Rate
29.2%vs nat'l 23.4%
+5.8 pts above avg
Driver OOS Rate
8.3%vs nat'l 6.7%
+1.6 pts above avg
Violations / Inspection
1.58vs nat'l 1.80
-0.22 below avg

National averages: vehicle OOS 23.4%, driver OOS 6.7%, violations per inspection ~1.8. Based on FMCSA MCSAP program data.

Inspection History (24 inspections)

fmcsa-inspectionsApr 5, 2026
Inspection History (24 inspections)
DateReport #StationStateLevelVehicleViolationsTop CodesOOS
Feb 5, 202686974100BEL AIR MDMDLevel 2FORD STRAIGHT TRUCK3393.9A-LIL, 392.9BA-INACTIVE, 396.17C-PIYes
Dec 5, 202586497218DARLINGTON MDMDLevel 1FORD STRAIGHT TRUCK0—No
Sep 19, 202585872922DARLINGTON MDMDLevel 2FORD GOLDL STRAIGHT TRUCK1393.104F1-CNo
Sep 12, 202585794270DARLINGTON MDMDLevel 2TOWMASTER SEMI-TRAILER6393.205C-WRAWFLMIB, 393.75A1-TAORETA, 393.9A-LHWSYes
Jul 16, 202585269385DARLINGTON MDMDLevel 1FORD GOLDL STRAIGHT TRUCK0—No
Apr 8, 202584337477DARLINGTON MDMDLevel 2FORD STRAIGHT TRUCK0—No
Mar 11, 202584088653CONOWINGO SCALE HOUSEMDLevel 1ISU STRAIGHT TRUCK0—No
Dec 18, 202483423544MDMDLevel 2COURIER STRAIGHT TRUCK3393.110B3-C, 393.9A-LIL, 393.11A1-LLPLYes
Nov 2, 202483091252SOUTHBOUND ON 895}TOLL FACILITMDLevel 2CONT SEMI-TRAILER0—No
Oct 15, 202482908780CONOWINGO SCALE HOUSEMDLevel 1FORD STRAIGHT TRUCK1391.41(a)Yes
Oct 9, 202482866432CONOWINGO SCALE HOUSEMDLevel 1ISU STRAIGHT TRUCK3393.9(a), 393.60(c), 393.81No
Oct 7, 202482866747MDMDLevel 1COURIER STRAIGHT TRUCK5393.41-BNPB, 393.95F, 393.9A-LTSIYes
Aug 19, 202482420228NORTHBOUND ON 895}TOLL FACILITMDLevel 2FORD STRAIGHT TRUCK1393.95(a)No
Jun 10, 202481825012CONOWINGO SCALE HOUSEMDLevel 1TOWR OTHER1391.45(b)No
May 6, 202481529112CONOWINGO SCALE HOUSEMDLevel 1FORD STRAIGHT TRUCK1390.21T(a)No
Apr 24, 202481430910CONOWINGO SCALE HOUSEMDLevel 2FORD STRAIGHT TRUCK0—No
Apr 24, 202481430961CONOWINGO SCALE HOUSEMDLevel 2FORD STRAIGHT TRUCK1393.41Yes
Apr 16, 202481373139RT 1 N/B DARLINGTONMDLevel 1FORD STRAIGHT TRUCK0—No
Apr 16, 202481373138RT 1 N/B DARLINGTONMDLevel 1ISU STRAIGHT TRUCK1390.21T(b)No
Mar 29, 202481226206CONOWINGO SCALE HOUSEMDLevel 2ISU STRAIGHT TRUCK6391.41(a)(1), 393.9(a), 393.95(f)No
Jan 29, 202480702239HARFORD COUNTYMDLevel 2FORD STRAIGHT TRUCK2393.110(b), 393.9(a)Yes
Nov 1, 202380057823CONOWINGO SCALE HOUSEMDLevel 1FORD STRAIGHT TRUCK0—No
Aug 24, 202379490919HARFORD COUNTYMDLevel 1TOWR OTHER2393.110, 393.9(a)Yes
Apr 24, 202378421879CECIL COUNTYMDLevel 2FORD STRAIGHT TRUCK1393.95(a)No

Inspection analytics

Monthly cadence, frequent stations, and violation mix

Inspections per month (24 mo)

17 total · 35.3% OOS
2024-042026-02
InspectionsOOS

Most frequent inspection stations

CONOWINGO SCALE HOUSE9 · 2 OOS
DARLINGTON MD5 · 1 OOS
MD2 · 2 OOS
RT 1 N/B DARLINGTON2
HARFORD COUNTY2 · 2 OOS
SOUTHBOUND ON 895}TOLL FACILIT1
CECIL COUNTY1
NORTHBOUND ON 895}TOLL FACILIT1

Violations by BASIC category

Driver Fitness4 · 2 OOS
Unsafe Driving2 · 1 OOS

Related Records

Related records

StateAll entities in Maryland
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CityEntities in DARLINGTON, MD
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Crashes0 crash records
FMCSA Crash File
Inspections24 inspection records
Full inspection history
StationCONOWINGO SCALE HOUSE
9 inspections at this station
StationDARLINGTON MD
5 inspections at this station
StationMD
2 inspections at this station
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Data sources & freshness

FMCSA Company Census File
Generated from 24-hour old database. Contact info and fleet counts may lag.
Updated 1 weeks ago
FMCSA Authority History
Updated 1 weeks ago
FMCSA Insurance Filings
Updated 1 weeks ago
FMCSA Vehicle Inspection File
Updated 1 weeks ago
Refresh dataLast updated: Apr 5, 2026