On 3/17/2021 EE was loosening the toggle plate tension rod's 85mm nut, rod broke. The spring violently released hitting wrench and cheater pipe, which struck EE in the palm of left hand and under chin. EE was treated for a contusion & released. On 4/16/2021 EE sought medical treatment for same injury and was placed on restrictions making this a reportable incident on 4/16/2021.
Knippa Quarry Metal/Non-Metal
Knippa Quarry has $15K in proposed MSHA penalties and $0 outstanding across 1 contested dockets, plus health sampling and the full incident record.
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- Fatalities
- 0
- Total incidents
- 28
- Years on record
- 1984–2021
- Latest incident
- Mar 2021
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This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.Knippa Quarry has $15K in proposed MSHA penalties and $0 outstanding across 1 contested dockets.
ⓘ
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.ⓘ
Citations per million reported employee-hours. Rates begin in 2000, when MSHA's quarterly employment data starts; earlier incidents are counted but cannot be rate-adjusted. Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2025 Q4 | 14,956 | 0 | 0 | 0.0 |
| 2025 Q3 | 17,143 | 0 | 0 | 0.0 |
| 2025 Q2 | 18,238 | 0 | 0 | 0.0 |
| 2025 Q1 | 18,937 | 1 | 0 | 52.8 |
| 2024 Q4 | 18,715 | 0 | 0 | 0.0 |
| 2024 Q3 | 20,426 | 1 | 0 | 49.0 |
| 2024 Q2 | 19,612 | 0 | 0 | 0.0 |
| 2024 Q1 | 18,717 | 0 | 0 | 0.0 |
Show 96 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2023 Q4 | 18,078 | 0 | 0 | 0.0 |
| 2023 Q3 | 19,435 | 1 | 0 | 51.5 |
| 2023 Q2 | 19,911 | 0 | 0 | 0.0 |
| 2023 Q1 | 18,932 | 0 | 0 | 0.0 |
| 2022 Q4 | 18,606 | 1 | 0 | 53.7 |
| 2022 Q3 | 22,949 | 0 | 0 | 0.0 |
| 2022 Q2 | 21,573 | 1 | 0 | 46.4 |
| 2022 Q1 | 20,070 | 0 | 0 | 0.0 |
| 2021 Q4 | 19,936 | 1 | 1 | 50.2 |
| 2021 Q3 | 21,282 | 1 | 0 | 47.0 |
| 2021 Q2 | 20,618 | 0 | 0 | 0.0 |
| 2021 Q1 | 17,270 | 1 | 0 | 57.9 |
| 2020 Q4 | 16,139 | 0 | 0 | 0.0 |
| 2020 Q3 | 16,185 | 0 | 0 | 0.0 |
| 2020 Q2 | 19,835 | 0 | 0 | 0.0 |
| 2020 Q1 | 19,556 | 0 | 0 | 0.0 |
| 2019 Q4 | 18,401 | 1 | 0 | 54.3 |
| 2019 Q3 | 18,537 | 0 | 0 | 0.0 |
| 2019 Q2 | 16,788 | 3 | 1 | 178.7 |
| 2019 Q1 | 17,035 | 3 | 1 | 176.1 |
| 2018 Q4 | 17,056 | 0 | 0 | 0.0 |
| 2018 Q3 | 17,439 | 0 | 0 | 0.0 |
| 2018 Q2 | 15,946 | 1 | 1 | 62.7 |
| 2018 Q1 | 14,684 | 0 | 0 | 0.0 |
| 2017 Q4 | 13,430 | 1 | 0 | 74.5 |
| 2017 Q3 | 14,697 | 0 | 0 | 0.0 |
| 2017 Q2 | 14,010 | 2 | 0 | 142.8 |
| 2017 Q1 | 13,305 | 1 | 0 | 75.2 |
| 2016 Q4 | 13,798 | 0 | 0 | 0.0 |
| 2016 Q3 | 14,276 | 0 | 0 | 0.0 |
| 2016 Q2 | 14,868 | 2 | 0 | 134.5 |
| 2016 Q1 | 13,660 | 0 | 0 | 0.0 |
| 2015 Q4 | 11,901 | 1 | 0 | 84.0 |
| 2015 Q3 | 13,127 | 0 | 0 | 0.0 |
| 2015 Q2 | 11,745 | 1 | 0 | 85.1 |
| 2015 Q1 | 11,271 | 2 | 0 | 177.4 |
| 2014 Q4 | 10,561 | 0 | 0 | 0.0 |
| 2014 Q3 | 12,496 | 3 | 0 | 240.1 |
| 2014 Q2 | 12,383 | 0 | 0 | 0.0 |
| 2014 Q1 | 12,857 | 0 | 0 | 0.0 |
| 2013 Q4 | 12,058 | 0 | 0 | 0.0 |
| 2013 Q3 | 13,695 | 3 | 1 | 219.1 |
| 2013 Q2 | 13,883 | 0 | 0 | 0.0 |
| 2013 Q1 | 13,817 | 3 | 0 | 217.1 |
| 2012 Q4 | 13,674 | 0 | 0 | 0.0 |
| 2012 Q3 | 14,335 | 0 | 0 | 0.0 |
| 2012 Q2 | 14,957 | 3 | 1 | 200.6 |
| 2012 Q1 | 15,856 | 0 | 0 | 0.0 |
| 2011 Q4 | 13,567 | 1 | 0 | 73.7 |
| 2011 Q3 | 16,172 | 0 | 0 | 0.0 |
| 2011 Q2 | 15,248 | 1 | 0 | 65.6 |
| 2011 Q1 | 14,783 | 2 | 0 | 135.3 |
| 2010 Q4 | 13,911 | 0 | 0 | 0.0 |
| 2010 Q3 | 15,066 | 0 | 0 | 0.0 |
| 2010 Q2 | 15,391 | 2 | 0 | 129.9 |
| 2010 Q1 | 14,991 | 5 | 0 | 333.5 |
| 2009 Q4 | 14,317 | 0 | 0 | 0.0 |
| 2009 Q3 | 14,318 | 0 | 0 | 0.0 |
| 2009 Q2 | 16,072 | 0 | 0 | 0.0 |
| 2009 Q1 | 16,722 | 5 | 1 | 299.0 |
| 2008 Q4 | 15,675 | 0 | 0 | 0.0 |
| 2008 Q3 | 17,161 | 0 | 0 | 0.0 |
| 2008 Q2 | 17,533 | 0 | 0 | 0.0 |
| 2008 Q1 | 17,954 | 6 | 0 | 334.2 |
| 2007 Q4 | 17,630 | 4 | 0 | 226.9 |
| 2007 Q3 | 18,976 | 0 | 0 | 0.0 |
| 2007 Q2 | 18,891 | 0 | 0 | 0.0 |
| 2007 Q1 | 19,464 | 0 | 0 | 0.0 |
| 2006 Q4 | 17,085 | 0 | 0 | 0.0 |
| 2006 Q3 | 20,163 | 1 | 0 | 49.6 |
| 2006 Q2 | 20,786 | 0 | 0 | 0.0 |
| 2006 Q1 | 21,226 | 3 | 0 | 141.3 |
| 2005 Q4 | 21,184 | 0 | 0 | 0.0 |
| 2005 Q3 | 24,615 | 0 | 0 | 0.0 |
| 2005 Q2 | 22,072 | 0 | 0 | 0.0 |
| 2005 Q1 | 20,332 | 0 | 0 | 0.0 |
| 2004 Q4 | 19,680 | 0 | 0 | 0.0 |
| 2004 Q3 | 21,469 | 1 | 0 | 46.6 |
| 2004 Q2 | 20,618 | 0 | 0 | 0.0 |
| 2004 Q1 | 19,188 | 1 | 0 | 52.1 |
| 2003 Q4 | 19,570 | 0 | 0 | 0.0 |
| 2003 Q3 | 19,038 | 0 | 0 | 0.0 |
| 2003 Q2 | 19,975 | 1 | 0 | 50.1 |
| 2003 Q1 | 22,176 | 0 | 0 | 0.0 |
| 2002 Q4 | 19,864 | 0 | 0 | 0.0 |
| 2002 Q3 | 23,453 | 4 | 0 | 170.6 |
| 2002 Q2 | 20,997 | 0 | 0 | 0.0 |
| 2002 Q1 | 18,088 | 0 | 0 | 0.0 |
| 2001 Q4 | 17,891 | 1 | 0 | 55.9 |
| 2001 Q3 | 15,558 | 0 | 0 | 0.0 |
| 2001 Q2 | 15,186 | 0 | 0 | 0.0 |
| 2001 Q1 | 14,523 | 0 | 0 | 0.0 |
| 2000 Q4 | 12,349 | 8 | 1 | 647.8 |
| 2000 Q3 | 13,553 | 0 | 0 | 0.0 |
| 2000 Q2 | 13,841 | 0 | 0 | 0.0 |
| 2000 Q1 | 10,682 | 0 | 0 | 0.0 |
Reportable incidents
28 on file2021 · 1 incident
2020 · 1 incident
EE was replacing VSI hammers by removing the lifting chain from several worn VSI anvils. The anvils were placed in the recycle basket. One anvil had the chain under the anvil. EE was bending over the edge of the basket and reaching in when EE lifted and turned the anvil. It was at that moment that they felt a sharp pain in lower back.
2016 · 2 incidents
EE was lifting a new rock shelf insert, weighing approx 80 lbs, from baskets. EE raised it approximately 4-5 inches above the basket when the insert began to slip from EE's grip. EE's left index finger was caught between the top of the basket and the bottom of the insert.
When moving a stand, employee's finger was pinched between the stand and a vertical support at the shop. Laceration to R middle finger, pad side, near tip required 7 stitches.
2012 · 2 incidents
While shoveling spillage from under the tunnel conveyor on to the conveyor, the employee felt pain in the left side of his neck. He went to the doctor on 10-17-12, was diagnosed with a neck strain and placed on light duty. He was returned to full duty by same doctor on 10-19-12.
Employee was fueling excavator. The fuel nozzle was slipping out of the fuel tank so the employee reached up to grab it. While reaching for the nozzle the employee felt a sharp pain in his back. Employee decided to seek medical treatment on 6-12-2012. Diagnosis: Lumbar Strain. Light Duty.
2011 · 2 incidents
EE and two other employees were rotating the VSI crusher lid closed. EE had his left hand in the notch on the lid for pushing leverage. He was not able to move his hand and his left hand got caught between the notch and crusher motor resulting in a fracture to the top of his left hand.
EE was dropping hammers off at our C-conationer located at Vulcan Pit in Knippa, TX. Pulled on a drill hammer to get it out of pickup and felt a pop in his back. He finished unloading the hammers and returned home. Rested that day and woke up the next day with back hurting. Tried to work on the 9th. Could only make 1/2 day before he went to doctor. No witness.
2010 · 2 incidents
On 10/26/10 employee slipped as he was mounting a crane & strained his back & wrist. The employee was given restrictions by the doctor & was able to meet the restrictions performing his regular job duties. The employee's doctor notes were evaluated on 1/10/11 & it was determined to place the employee on limited activity to further help heal employee's injuries.
Employee was installing screens and felt sharp pain in stomach. The employee was given restrictions by the doctor and was able to meet the restrictions performing his regular job duties. Employee returned to doctor on 1/10/11 with continued restrictions and it was decided to accommodate employee and restrict regular job duties to further help heal employee's strain.
2009 · 1 incident
Over 100 degree temperature possibly.
2006 · 2 incidents
Employee was pushing a fork in on the forklift by hand. When the fork slipped free - the employee's fingers were smashed between the fork and the fork stop.
Injured was cutting old plate off the top of primary crusher jaw dies when wet material behind plate cut area popped and shot debris out. One piece found its way under his new-style cutting glasses (not goggles) and created a superficial cornea injury to his left eye.
2005 · 3 incidents
Injured was shoveling spillage under Tower #3 and got into some muddy material. He felt a pain in his right hand when he extracted the shovel.
(Late report by EE. Treated with ibuprofin until 06/13/2005--when he sought medical treatment. Saw doctor on June 17th.) Slipped off haul truck while descending, causing a shoulder strain--i.e., missed a step and tried to catch himself with his arms. EE HAD SURGERY TO REPAIR TORN ROTATOR CUFF ON 9/13/05.
Employee was standing on the vibratory feeder helping with maintenance on the jaw crusher. He turned to step back from a metal plate that was about to be hoisted. His feet slipped out from under him. As he fell his right arm hit the edge of a step down in the feeder (18" high) which dislocated his right shoulder.
2004 · 2 incidents
Employee was shoveling spilt material off of the platform around the vsi crusher. (Employee was placed under certain physical restrictions, but they did not affect his regular job duties.)
Ee was shoveling spilled material when he sprained his right shoulder. He returned to work the next day & performed his normal duties. He continued performing his normal duties up till 9-13-04. He had surgery performed on his shoulder on 9-14-04. He had surgery performed on his shoulder on 9-14-04 which has resulted in time lost from his job.
2003 · 2 incidents
1998 · 1 incident
A CUSTOMER TRUCK DRIVER (FOB DRIVER) HAD A HEARTATTACK WHILE STANDING IN FRONT OF HIS TRUCK. HE WAS NOT PERFORMING ANY WORK. NEITHER WAS HE ACTING UNDER THE DIRECTION OF PLANT EMPLOYEES MSHA SAN ANTONIO TX WAS NOTIFIED IMMEDIATELY HE LATERDIED AT AN AREA HOSPITAL. HE WORKED FOR "FRANK SMITH TRUCKING CO." IN MARBLE FALLS TEXAS
1997 · 1 incident
EMP WAS TIGHTENING BOLTS ON THE TRACK IDLERS OF AN EXCAVATOR WHEN THE WRENCH SLIPPED OFF THE BOLT. THE EMPS RIGHT HAND STRUCK THE EXCAVATORS TRACKS. ON 2-20-97 THE EMP REPORTED INCIDENT AND WA S SENT TO DR. RIGHT THUMB HAS HAIRLINE FRACTURE.
1996 · 1 incident
EE WAS LAYING ON HIS SIDE CUTTING A QUARRY TRUCK BED LINER. A PIECE OF SLAG GOT INTO HIS EYE.
1988 · 1 incident
EMP. WAS PULLING THE LOCK LEVER ON THE FIFTH WHEEL OF A TRACTOR TRAILER RIG WHEN THE LEVER SWUNG BACK CATCHING HIS FINER.
1986 · 1 incident
EMPLOYEE WAS WE5DING (INSIDE) A CRUSHER (IN CONFINED AREA) AND PULLED MUSCLE IN BACK OF NECK.
1985 · 1 incident
EMP WAS SETTING THE TIMING ON A SHOVEL TO ALIGN THE TIMING MARK HE HIT THE STARTER SWITCH MOTOR VIBRATION CAUSED A CLUTCH WRENCH TO FALL INTO THE CLUTCH ASEMBLY BRINGING THE WRENCH AROUND ON TOP OF HIS RT FOOT
1984 · 2 incidents
EMPLOYEE WAS CLEANING DRILL, WHILE DOING THIS BAR CAME LOOSE ON DRILL BOOM AND SUDDENLY DROPPED MASHING THUMB AND INDEX FINGER ON RIGHT HAND
EMPLOYEE WAS CLEANING THE QUARRY FLOOR WITH A FRONT END LOADER WHEN HE RAN INTO A LARGE TOE ON THE QUARRY FLOOR. THIS ACTION CAUSED THE LOADER TO BOUNCE VIOLENTLY JARRING AND TWISTING THE OPER ATOR IN HIS SEAT
The full compliance file on Knippa Quarry
A dated report covering the 26-year penalty trail, line-item violation pattern, contest and docket posture, rate-normalized peer benchmark, and full fatality history. Delivered as a PDF with the underlying data as CSV.