According to FMCSA records, Durham School Services (DOT# 350651) in Warrenville, Illinois has 5,689 inspections on record with 1,442 violations and a 1.7% vehicle out-of-service rate and 150 crashes, including 4 fatal. Safety grade: B. Active common authority.
5,689Inspections
1.7%Vehicle OOS Rate
150Crashes
10,690Power Units
Out-of-Service Rates vs. National Average
An out-of-service (OOS) violation means a vehicle or driver was found unsafe to operate during a roadside inspection and was prohibited from continuing until the issue was corrected.
Vehicle OOS Rate1.7%
Carrier: 1.7% (97 of 5,689)National: 23.2%
Driver OOS Rate0.2%
Carrier: 0.2% (10 of 5,689)National: 6.4%
76%OOS rate better than 76% of carriers in Illinois
44%crash rate better than 44% of carriers in Illinois
Violation Categories · 1,442 total violations
FMCSA groups violations into Behavioral Analysis and Safety Improvement Categories (BASICs). Each violation found during a roadside inspection is classified into a category that reflects the type of safety risk.
1,442total violations across 5,689 inspections
109violations resulted in out-of-service orders (8%)
Vehicle Maintenance
630
Unsafe Driving
783
Hours of Service
1
Driver Fitness
10
Other
18
Inspection History · 100 records
FMCSA inspections range from Level 1 (full vehicle and driver examination) to Level 6 (enhanced motorcoach inspection). Level 1 is the most thorough; Levels 2 and 3 are walk-around and driver-only checks.
FMCSA operating authority permits interstate for-hire transportation. Carriers must maintain minimum insurance coverage levels to keep authority active. BIPD (bodily injury and property damage) insurance is required for all for-hire carriers.
MC/MX NumberMC163066
Common AuthorityActive
Contract AuthorityN
Broker AuthorityN
BIPD InsuranceNot On File
Cargo InsuranceNot On File
Surety BondNot On File
Type
Insurer
Coverage
Effective
BIPD/Primary
Ace American Insurance Company
$5,000
07/14/2025
Fleet Profile
Power units include trucks, tractors, and other commercial motor vehicles registered to the carrier. Driver count reflects the total number of drivers reported on the carrier's MCS-150 filing.
Power Units10,690
Drivers9,252
Fleet SizeEnterprise Fleet
Operation TypeInterstate
HazmatNo
Operating Since04/14/1989
MCS-150 Filed20251114 1
Annual Mileage (MCS-150)101,420,729
Address27755 Diehl Road Suite 100a, Warrenville, IL 60555