JROCK CONSTRUCTION LLC
USDOT 2529028 • 49 E GORDON AVENUE, SALT LAKE CITY, UT, 84107
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
2,529,028
Status
ACTIVE
Operation
Interstate
State
Phone
8015732373
Email
Power Units (MCS-150)
2
Drivers (MCS-150)
11
MCS-150 Mileage
500,000
Physical Address
49 E GORDON AVENUE, SALT LAKE CITY, UT, 84107
Mailing Address
471 WEST UNIVERSAL CIRCLE, SANDY, UT, 84070
Contact
Phone: 8015732373
Email: [email protected]
Risk Signals2 flagged
MEDIUM
Elevated vehicle OOS rate: 63.6%
National average is 23.4%. This carrier's vehicle OOS rate is 40.2 percentage points above average.
MEDIUM
Elevated driver OOS rate: 54.5%
National average is 6.7%. This carrier's driver OOS rate is 47.8 percentage points above average.
Signals are auto-detected from FMCSA public records. This is not a regulatory determination.
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.
Safety & Inspections
SMS BASIC scores, inspection history, and out-of-service rates
SMS BASIC Scores
Driver Fitness
79%
Hours of Service
0%
Higher percentile = worse safety performance relative to peers. Scores at or above 75% trigger FMCSA alerts.
Inspections
11
Violations
78
21 OOS
Vehicle OOS %
63.6%
Above nat'l avg (23.4%)
Driver OOS %
54.5%
Above nat'l avg (6.7%)
Power Units (MCS-150)
2
Drivers (MCS-150)
11
Crash Records
0
Inspection Activity (24 months)
Monthly inspection counts with OOS months highlighted. Hover bars for details.
1
May
1
Jun
Jul
Aug
Sep
Oct
1
Nov
1
Dec
Jan
1
Feb
Mar
Apr
1
May
1
Jun
Jul
Aug
Sep
Oct
1
Nov
Dec
Jan
1
Feb
Mar
Apr
Clean monthMonth with OOSBased on latest 11 of 11 inspection records
Inspection Activity Map
2 states • 11 inspections
None Low Medium High🚛 Home base
Violation Summary (78 violations from 11 inspections)
fmcsa-inspection-file
| Code | Description | # Violations | # OOS | Severity Wt | BASIC |
|---|---|---|---|---|---|
| FMCSR:393.9(a) | Inoperable required lamps | 5 | 1 | 3 | Vehicle Maintenance |
| FMCSR:396.17(c) | No proof of periodic inspection | 5 | 0 | 3 | Vehicle Maintenance |
| FMCSR:396.17C-PI | No proof of periodic inspection | 4 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.9A-LSML | Inoperable required lamps | 4 | 0 | 3 | Vehicle Maintenance |
| FMCSR:392.2 | Operating a CMV while ill or fatigued | 4 | 0 | 8 | Unsafe Driving |
| FMCSR:392.2-SLLIFTA | Operating a CMV while ill or fatigued | 3 | 0 | 8 | Unsafe Driving |
| FMCSR:392.2-SLLSR | Operating a CMV while ill or fatigued | 3 | 0 | 8 | Unsafe Driving |
| FMCSR:383.23A2-LCDLN | License (CDL) - Operate a CMV and does not possess a valid CDL | 3 | 3 | — | Driver Fitness |
| FMCSR:393.95A1 | Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated. | 2 | 0 | — | Vehicle Maintenance |
| FMCSR:390.19B2-BIENNIAL | 390.19B2-BIENNIAL | 2 | 0 | — | General/Admin |
| FMCSR:393.11(a)(1) | Lighting devices/reflectors | 2 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.43(d) | Brake - relay emergency valve | 2 | 2 | 7 | Vehicle Maintenance |
| FMCSR:393.48(a) | Inoperative/defective brakes | 2 | 0 | 8 | Vehicle Maintenance |
| FMCSR:396.3(a)(1) | Inspection/repair/maintenance - general | 2 | 2 | 5 | Vehicle Maintenance |
| FMCSR:393.95(a) | Emergency equipment - fire extinguisher missing/defective | 2 | 0 | 5 | Vehicle Maintenance |
| FMCSR:393.43 | Brake - relay emergency valve | 2 | 2 | 7 | Vehicle Maintenance |
| FMCSR:390.3E-DAC | Driver prohibited from performing safety sensitive functions per 382.501(a) in the Drug and Alcohol Clearinghouse | 1 | 1 | — | General/Admin |
| FMCSR:392.2SAFCH-ATTCH | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:393.43DBMA | Brake - relay emergency valve | 1 | 1 | 7 | Vehicle Maintenance |
| FMCSR:391.41APC | Medical (Certificate) - Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency | 1 | 1 | — | Driver Fitness |
| FMCSR:395.8A1-HOSP | HOS (Property) - Failing to have a record of duty status using the method prescribed | 1 | 0 | — | Hours Of Service |
| FMCSR:393.47A-BCFSHE | Brake chamber - cracked/broken | 1 | 0 | 8 | Vehicle Maintenance |
| FMCSR:392.2-SLLTCD | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:393.11A1-LSML | Lighting devices/reflectors | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:396.5B-HWSL | Fuel system leak | 1 | 1 | 7 | Vehicle Maintenance |
| FMCSR:391.41A-MCPC | Physical qualification - general | 1 | 0 | 7 | Driver Fitness |
| FMCSR:390.21TB1-MC | 390.21TB1-MC | 1 | 0 | — | General/Admin |
| FMCSR:393.60C | Glazing/window obstructions | 1 | 0 | 4 | Vehicle Maintenance |
| FMCSR:383.51A-LCDLRSWD | CDL disqualification - major offense | 1 | 1 | 10 | Driver Fitness |
| FMCSR:392.2-SLLLR | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:392.9BA-INACTIVE | 392.9BA-INACTIVE | 1 | 1 | — | Unsafe Driving |
| FMCSR:393.48A-BIHE | Inoperative/defective brakes | 1 | 0 | 8 | Vehicle Maintenance |
| FMCSR:396.3A1-BOS | BRAKES OUT OF SERVICE: The number of defective brakes is equal to or greater than 20 percent of the service brakes on the vehicle or combination | 1 | 1 | — | Vehicle Maintenance |
| FMCSR:393.95F | Emergency Equipment - Stopped vehicle warning devices missing or improper | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:392.2-SLLFC | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:393.43D-B | Brake - relay emergency valve | 1 | 1 | 7 | Vehicle Maintenance |
| FMCSR:393.95B | Emergency equipment - warning devices missing | 1 | 0 | 4 | Vehicle Maintenance |
| FMCSR:393.95(f) | Emergency Equipment - Stopped vehicle warning devices missing or improper | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:393.100(b) | Cargo securement - aggregate working load | 1 | 1 | 6 | Vehicle Maintenance |
| FMCSR:395.8(f)(1) | Drivers record of duty status not current | 1 | 0 | — | Hours Of Service |
| FMCSR:393.11 | Lighting devices/reflectors | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:383.23(a)(2) | CDL - wrong class | 1 | 1 | 8 | Driver Fitness |
| FMCSR:391.41(a)(1) | 391.41(a)(1) | 1 | 1 | — | Driver Fitness |
| FMCSR:396.9(d)(2) | Failure to correct defects noted on previous inspection report | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:396.9(c)(2) | Operating after OOS for vehicle maintenance | 1 | 0 | 10 | Vehicle Maintenance |
| FMCSR:392.9b(a) | 392.9b(a) | 1 | 0 | — | Unsafe Driving |
| FMCSR:393.13(a) | Retro-reflective sheeting/reflex reflectors | 1 | 0 | 3 | Vehicle Maintenance |
Peer Context
This carrier vs national averages. Lower is better for all metrics.
Vehicle OOS Rate
63.6%vs nat'l 23.4%
+40.2 pts above avg
Driver OOS Rate
54.5%vs nat'l 6.7%
+47.8 pts above avg
Violations / Inspection
7.09vs nat'l 1.80
+5.29 above avg
National averages: vehicle OOS 23.4%, driver OOS 6.7%, violations per inspection ~1.8. Based on FMCSA MCSAP program data.
Inspection History (11 inspections)
fmcsa-inspectionsApr 5, 2026
Inspection analytics
Monthly cadence, frequent stations, and violation mix
Inspections per month (24 mo)
9 total · 88.9% OOS
2024-052026-02
InspectionsOOS
Most frequent inspection stations
PARK CITY UT4 · 3 OOS
MEADOW1 · 1 OOS
PAYSON UT1 · 1 OOS
SNYDERVILLE UT1 · 1 OOS
SOUTH JORDAN UT1 · 1 OOS
ALPINE1 · 1 OOS
I-80 WB MP 1341 · 1 OOS
ALPINE POE1 · 1 OOS
Violations by BASIC category
Related Records
Related records
StateAll entities in Utah
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CityEntities in SALT LAKE CITY, UT
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Crashes0 crash records
FMCSA Crash File
Inspections11 inspection records
Full inspection history
StationPARK CITY UT
4 inspections at this station
StationALPINE POE
1 inspection at this station
StationALPINE
1 inspection 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
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FMCSA Insurance Filings
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FMCSA Vehicle Inspection File
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Refresh dataLast updated: Apr 5, 2026