ADELPHI MD

Roadside inspection site in US • 236 inspections on record

OOS Rate: 13.6%
Total Inspections
236
OOS Rate
13.6%
OOS Inspections
32
Unique Carriers
182
HazMat Inspections
0
Avg Violations
0.7
Name
ADELPHI MD
State
US (US)
Facility Type
Total Inspections
236
OOS Rate
13.6%
Active Since
Jan 1, 2020
Latest Inspection
Mar 19, 2026

About This Inspection Site

ADELPHI MD is a roadside inspection location in US where FMCSA-certified inspectors conduct safety inspections of commercial motor vehicles under the Motor Carrier Safety Assistance Program (MCSAP). This site has conducted 236 recorded inspections from Jan 1, 2020 to Mar 19, 2026.

A total of 182 unique carriers have been inspected at this site. The average number of violations per inspection is 0.7. The out-of-service rate is 13.6%, meaning a moderate number of inspected vehicles or drivers are placed out of service for safety deficiencies.

Inspections follow CVSA (Commercial Vehicle Safety Alliance) North American Standard procedures and may include weight checks, credential verification, mechanical inspection, hours-of-service compliance review, and hazardous materials documentation checks. Vehicles or drivers that fail critical safety criteria are placed out of service until deficiencies are corrected.

The most frequently cited violation at this site is No proof of periodic inspection (Vehicle Maintenance) with 21 citations, followed by Brake tubing/hoses inadequate (12 citations). A total of 65 distinct violation codes have been cited at this location.

Inspection Level Breakdown

236 inspections by CVSA level

Level I — Full
236 (100.0%)

Top Violations

65 violation codes cited at this site (page 1 of 2)

#CodeDescriptionBASIC CategoryCitationsOOSOOS %
1396.17C-PINo proof of periodic inspectionVehicle Maintenance210
2393.45D-BBrake tubing/hoses inadequateVehicle Maintenance120
3396.5B-LFuel system leakVehicle Maintenance100
4396.3A1-BOSBRAKES OUT OF SERVICE: The number of defective brakes is equal to or greater than 20 percent of the service brakes on the vehicle or combinationVehicle Maintenance99100.0%
5393.95A4-EEUSEmergency Equipment - Fire Extinguishers - unsecuredVehicle Maintenance70
6396.3A1-BALRAir Brake - Fails air loss rate testVehicle Maintenance77100.0%
7393.9A-LBLInoperable required lampsVehicle Maintenance60
8393.78A-WSWindshield condition defectiveVehicle Maintenance60
9393.45D-BAALBrake tubing/hoses inadequateVehicle Maintenance55100.0%
10393.9A-LILInoperable required lampsVehicle Maintenance40
11393.9A-LSLIWRInoperable required lampsVehicle Maintenance44100.0%
12395.8E-HOSPDFalse record of duty statusHours of Service4125.0%
13393.95FEmergency Equipment - Stopped vehicle warning devices missing or improperVehicle Maintenance30
14393.9A-LHLIInoperable required lampsVehicle Maintenance30
15390.21TB1-MC390.21TB1-MCGeneral/Admin30
16390.21TE-LCMVINFO390.21TE-LCMVINFOGeneral/Admin30
17393.45B2-BHTDBrake tubing/hoses inadequateVehicle Maintenance22100.0%
18393.9A-LSLIInoperable required lampsVehicle Maintenance20
19393.53B-BSteering system components wornVehicle Maintenance20
20393.9(a)Inoperable required lampsVehicle Maintenance20
21393.95A1Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated.Vehicle Maintenance20
22393.43A-TPVBrake - relay emergency valveVehicle Maintenance22100.0%
23395.3A1-HOSPDHOS (Property) - Driving more than 11 hours following 10 consecutive hours off duty during the current 8 consecutive day period. Date and TimeHours of Service20
24172.201D-HMSPSHazmat shipping paper format incorrectHazardous Materials20
25393.47ESlack adjuster defectiveVehicle Maintenance20
26393.45B2-B-AIRBrake tubing/hoses inadequateVehicle Maintenance20
27392.2-SLLMFOperating a CMV while ill or fatiguedUnsafe Driving20
28383.23A2-LCDLNLicense (CDL) - Operate a CMV and does not possess a valid CDLDriver Fitness22100.0%
29393.60CGlazing/window obstructionsVehicle Maintenance20
30391.41A-MCPCPhysical qualification - generalDriver Fitness22100.0%
31393.9A-HLLHInoperable required lampsVehicle Maintenance20
32393.62-BENDWindshield wipers inoperativeVehicle Maintenance20
33390.21TC-MC390.21TC-MCGeneral/Admin20
34393.207C-SBMLSuspension - Broken main leaf springVehicle Maintenance11100.0%
35393.47A-BCFSBDBrake chamber - cracked/brokenVehicle Maintenance10
36393.11A1-LLPLLighting devices/reflectorsVehicle Maintenance10
37393.201A-FRMCFrame - cracked/loose/brokenVehicle Maintenance11100.0%
38393.75A3-TAOLTires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATISVehicle Maintenance11100.0%
39393.43D-BSBBrake - relay emergency valveVehicle Maintenance11100.0%
40393.9A-LTSIInoperable required lampsVehicle Maintenance11100.0%
41393.78(a)Windshield condition defectiveVehicle Maintenance10
42172.201A3-HMSPSHazmat shipping paper format incorrectHazardous Materials10
43392.9BA-INACTIVE392.9BA-INACTIVEUnsafe Driving11100.0%
44393.62-BENMWindshield wipers inoperativeVehicle Maintenance11100.0%
45391.41APCMedical (Certificate) - Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agencyDriver Fitness11100.0%
46391.11B5-LNCDLNVELicense - Endorsement - Operate a CMV without proper endorsement or in violation of restriction. NOTE: Other than a 391.41 violation.Driver Fitness11100.0%
47393.205C-WRAWFLMIBWheel/Rim - Any wheel fasteners loose/missing/ineffective/broken.Vehicle Maintenance10
48391.41APhysical qualification - generalDriver Fitness10
49393.81-HHorn inoperableVehicle Maintenance10
50395.3A3IIDriving beyond 8 hour driving limit since the end of the last on duty off duty or sleeper period of at least 30 minutesHours of Service10
Showing 150 of 65

Top Carriers Inspected

20 most frequently inspected carriers at this site

Recent Inspections

236 inspections at this site (page 1 of 10)

Data sources & freshness

FMCSA Vehicle Inspection File
Updated 1 weeks ago