Mining Incidents

Beckmann Quarry Metal/Non-Metal

San Antonio, Bexar County, TX  ·  Active
MSHA Mine ID: 4101335

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Fatalities
0
Total incidents
57
Years on record
2000–2026
Latest incident
Jan 2026
Compliance record
MSHA citations since 2000
252
citations
32
significant & substantial
$65,418
proposed penalties
$60,973
paid to date
Source: MSHA violations data, updated weekly.
Quarterly safety rates
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 24,739 3 0 121.3
2025 Q2 12,360 0 0 0.0
2025 Q1 6,454 4 0 619.8
2024 Q4 13,616 0 0 0.0
2024 Q3 13,724 0 0 0.0
2024 Q1 26,672 2 0 75.0
2023 Q4 23,481 0 0 0.0
2023 Q3 35,233 2 0 56.8
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

57 on file

2026 · 1 incident

January 19, 2026 TX · Metal/Non-Metal welder (non-shop) OTHER
Martin Marietta Materials Southwest LLC · Struck by flying object

Employee was working in a dusty environment. Later in the shift, they felt their eye irritated. At the end of shift, they flushed with eye wash solution. The next day, the eye condition remained the same, irritated. The following morning, they notified management that they wanted to go the clinic to have it checked out. At the clinic, employee was prescribed a steroid.

2023 · 1 incident

2020 · 2 incidents

November 19, 2020 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Martin Marietta Materials Southwest LLC · Caught in, under or between (Not Elsewhere Classified)

Employee was walking to the 506 feeder in the 2 barrel, employee attempted to step over a large rock and EE's foot slipped and slid under the conveyor, twisting EE's knee to the side.

September 5, 2020 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Martin Marietta Materials Southwest LLC · Struck by flying object

Gear tooth broke on hydraulic motor causing the tire manipulator to jump striking employee on the right side of the body.

2018 · 1 incident

September 11, 2018 TX · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Martin Marietta Materials Southwest LLC · Struck against a moving object

Employee was assigned to load shot rock and #2 base into CAT 775 haul trucks. Employee started feeling discomfort in the lower back around mid-morning, it was not until EE got out of the loader to use the bathroom that EE felt a more intense pain coming from the lower right side of EE's back. This was about 10:00 AM.

2016 · 3 incidents

March 29, 2016 TX · Metal/Non-Metal outside foreman, leadman MACHINERY
Martin Marietta Materials Southwest LLC · Caught in, under or between running or meshing objects

EE was at a Martin Marietta (customer) job site and was using a customer provided 1" drive impact wrench to loosen/tighten bolts while changing out blow bars on a crusher. Protruding pin from impact wrench extension caught EE's glove & twisted EE's R hand, bending thumb way back. EE sustained strain to hand, causing soft tissue/ligament damage/swelling. MRI ordered.

February 15, 2016 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech EXPLODING VESSELS UNDER PRESSURE
Martin Marietta Materials Southwest LLC · Struck by... (Not Elsewhere Classified)

Employee was testing for a leak on a crane hydraulic pump motor and a seal blew out cutting the employees finger with hydraulic fluid. Employee was treated and released to full duty. Finger became infected 2 months later.

2015 · 3 incidents

April 30, 2015 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Martin Marietta Materials Southwest LLC · Caught in, under or between (Not Elsewhere Classified)

Employee was inspecting transmission filter on a loader during preventive maintenance. Upon completing inspection, the access cover dropped into its closed position pinning employee's right hand between the access cover and the supporting structure. The result was two fracture fingers.

March 31, 2015 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Martin Marietta Materials Southwest LLC · Struck by... (Not Elsewhere Classified)

Employee was pulling cable while walking up the steps. The cable got caught in the counterweight of the drive, pulling the cable away from employee resulting in a laceration on his right thumb and right torso.

2014 · 1 incident

November 14, 2014 TX · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON

Driver climbed up on top of the bulk truck bed with out wearing a fall protection harness/lanyard and also failed to put up the pneumatic handrail up as required. He was on top of of the truck attempting to close the hatch and lost his balance falling off causing serious injuries. He was transported to the hospital and has a broke right leg and right wrist.

2009 · 1 incident

2008 · 1 incident

September 5, 2008 TX · Metal/Non-Metal welder (shop) MACHINERY
Martin Marietta Materials Southwest LLC · Struck by flying object

EE was using a grinder with a cup style steel wire brush on a conveyor frame structure. He noticed about an hour after completing his work that he had a knot forming on his right forearm and pain began to occur. He went to an urgent care center and they determined that a piece of the wire brush was lodged in his arm.

2007 · 4 incidents

August 8, 2007 TX · Metal/Non-Metal welder (shop) MACHINERY
Martin Marietta Materials Southwest Ltd · Contact with hot objects or substances

While an employee was cleaning out a 20" slurry line that was clogged with material. Water pressure and sand blew out of a ball valve that was being used to unclog the material. The water pressure and some steam that came out of the ball valve, landed on the employee causing minor 1st degree burns on his abdomen and leg areas. This also caused a contusion to his left shoulder.

July 17, 2007 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Martin Marietta Materials Southwest Ltd · Over-exertion in lifting objects

As employee was shoveling material off a catwalk, he strained his right wrist.

July 12, 2007 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Martin Marietta Materials Southwest Ltd · Fall to the walkway or working surface

As employee was exiting the drive section on cv-204b, his foot was caught on a grease line that was near by. As he tried to free his foot from the grease line,he tripped and fell, rolling forward, and landing on his back. This caused a strain to his lower back area.

February 1, 2007 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Martin Marietta Materials Southwest Ltd · Caught in, under or between a moving and a stationary object

While employee was removing cross key from rail car, his left hand pinky finger was caught between the cross key and the wheel in a pinch point and caused a laceration to his finger.

2006 · 2 incidents

November 27, 2006 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator STEPPING OR KNEELING ON OBJECT
Martin Marietta Materials Southwest Ltd · Struck against stationary object

As the employee was walking towards the plant stairs, he twisted his right knee as he lost his footing on the large rock material that was laying on the ground. This caused a strain to his right knee.

November 9, 2006 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Martin Marietta Materials Southwest Ltd · Fall onto or against objects

As employee was climbing down ladder to go to MCC room, the employee slipped off the ladder and hit his left hand ring finger on the ladder. This caused a fracture to his left hand ring finger.

2005 · 3 incidents

August 29, 2005 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Martin Marietta Materials Southwest Ltd · Fall onto or against objects

Troubleshooting - mobile crusher. The employee was standing on a platform working on some hydraulic lines. When he stepped off he slipped and fell on some dust build up, and twisted his ankle. (Fell against hydraulic leg.)

February 15, 2005 TX · Metal/Non-Metal welder (shop) HANDLING OF MATERIALS
Martin Marietta Materials Southwest Ltd · Caught in, under or between a moving and a stationary object

While employee was placing nuts on a U-bolt clamp bracket, for a cone crusher accumulator cylinder. The cylinder slipped off the support blocks, pinching his left index finger between the cylinder and bracket.

January 13, 2005 TX · Metal/Non-Metal motorman, motor person, swamper, switchman, locomotive operator HANDLING OF MATERIALS
Martin Marietta Materials Southwest Ltd · Caught in, under or between (Not Elsewhere Classified)

Employee was opening and closing hopper doors on rail cars. While employee was holding up locking mechanism the door sprung open catching his finger between door and locking mechanism. This Resulted to a laceration to print area on middle finger,which required stitches.

2004 · 4 incidents

November 12, 2004 TX · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDLING OF MATERIALS
Martin Marietta Materials Southwest Ltd · Caught in, under or between (Not Elsewhere Classified)

Employee of customer Alamo Transit Trucking Company caught left ring finger on truck, pulling finger from hand.

August 18, 2004 TX · Metal/Non-Metal welder (shop) HANDLING OF MATERIALS
Martin Marietta Materials Southwest Ltd · Caught in, under or between (Not Elsewhere Classified)

As employees were changing out bearings on an 8'x 24' screen box. Employee smashed his left hand index finger between the bearing housing and an I-beam near by. This caused a fracture to the index finger.

May 8, 2004 TX · Metal/Non-Metal pumper HANDLING OF MATERIALS
Martin Marietta Materials Southwest Ltd · Struck by falling object

While the employee was moving back a roll-away chute from a screen box. A piece of grip strut catwalk that was standing against the handrail behind him fell and struck employee on the right side of his back. Causing a fracture to a rib.

2003 · 3 incidents

June 13, 2003 TX · Metal/Non-Metal welder (shop) HANDLING OF MATERIALS
Martin Marietta Materials Southwest Ltd · Caught in, under or between (Not Elsewhere Classified)

EMPLOYEE WAS REMOVING THE CABLE CLAMPS OFF OF A WIRE ROPE CABLE BEING USED TO PULL A CONVEYER BELT. HIS HAND WAS CAUGHT BY THE CABLES, RESULTINGIN A FRACTURE TO HIS LEFT INDEX FINGER.

January 16, 2003 TX · Metal/Non-Metal welder (shop) HANDTOOLS (NONPOWERED)
Martin Marietta Materials Southwest Ltd · Struck by... (Not Elsewhere Classified)

EMPLOYEE WAS CUTTING PIECE OF SKIRT RUBBER ON CONVEYER FRAME WITH UTILITY KNIFE, WHEN SLIPPED AND CAUSED MINOR LACERATIONS TO ABDOMEN AREA, RESULTING IN 4 STITCHES.

2002 · 9 incidents

October 15, 2002 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Martin Marietta Materials Southwest Ltd · Struck by... (Not Elsewhere Classified)

EMPLOYEE PUSHED ON PRY BAR WITH FOOT; HIS FOOT SLIPPED, AND THE TIP OF THE BAR PUNCTURED HIS FOOT.

June 13, 2002 TX · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Martin Marietta Materials Southwest Ltd · Struck against a moving object

EE INDICATED LOWER BACK PAIN AT END OF SHIFT OF OPERATING FRONT-END-LOADER, DIAGNOSED WITH LOWER BACK STRAIN. BECAME RECORDABLE ON 6/26/02 (RESTRICTED DUTY BEGAN)

April 13, 2002 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Martin Marietta Materials Southwest Ltd · Caught in, under or between a moving and a stationary object

EE PLACED HAND BETWEEN SCREEN WALL AND SCREENINGDECK. WHEN DECK SLIPPED, HIS HAND WAS PINCHED BETWEEN, RESULTING IN A BREAK AND LACERATIONS, TO 3 FINGERS.

2001 · 11 incidents

July 26, 2001 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Martin Marietta Materials Southwest Ltd · Over-exertion (Not Elsewhere Classified)

KNEELING IN SHOP TO SPLICE CONVEYER BELT AND HIS KNEE POPPED. OLD FOOTBALL INJURY- LOST WORK DAYS.

July 10, 2001 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Martin Marietta Materials Southwest Ltd · Struck against stationary object

CLEANING A GUARD THAT HAD SOME UNFINISHED EDGES, CAUGHT FINGER ON EDGE. LACERATION AND STITCHES.

June 29, 2001 TX · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Martin Marietta Materials Southwest Ltd · Struck against a moving object

DRIVING LOADER IN THIRD GEAR OVER ROUGH TERRAIN. LOOKING BACKWARD AND FELT STRAIN TO LOW BACK.

June 12, 2001 TX · Metal/Non-Metal shopman repair cars, mechanic HANDLING OF MATERIALS
Martin Marietta Materials Southwest Ltd · Struck against stationary object

WHILE WORKING AT EQUIPMENT SHOP, EE WAS TAKING TRANSMISSION FILTER OFF HAUL UNIT AND HIT LEFT ELBOW. THIS WAS NOT REPORTED TO ANY SUPERVISOR UNTIL 7-13-01. EE WAS ON MODIFIED DUTY FROM 7/16-7/ 27.

May 27, 2001 TX · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Martin Marietta Materials Southwest Ltd · Over-exertion (Not Elsewhere Classified)

FREQUENTLY PUSHING CLUTCH ON LOADER TO LOAD TRAIN AND FELT PAIN TO LEFT KNEE. MODIFIED DUTY ANTI INFLAMMATORY GIVEN.

2000 · 7 incidents

November 1, 2000 TX · Metal/Non-Metal greaser, grease man, oiler, lube man, dragline oiler POWERED HAULAGE
Martin Marietta Materials Southwest Ltd · Struck by flying object

DRIVING FORK LIFT UNDER CONEYOR AND CLUMP OF DIRT FELL ON FORKS. DIRT PARTICLES INTERED RIGHT EYE. DID HAVE PRESCRIPTION MEDICAITON.

August 22, 2000 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator OTHER
Martin Marietta Materials Southwest Ltd · Struck by flying object

POWER WASHING SILO AND WATER AND DIRT BLEW INTO LEFT EYE.

June 17, 2000 TX · Metal/Non-Metal fireman - locomotive, railroad clam operator, timekeeper, yard engine operator HANDLING OF MATERIALS
Martin Marietta Materials Southwest Ltd · Caught in, under or between a moving and a stationary object

EE WAS DOING SAFETY HOUSE KEEPING. IN THE PROCESS HE WAS RELOCATING 2 RE-RAILERS (APPROX 60 LBS EACH) AS HE WAS TRYING TO REPOSITION RE-RAILERS INTO STATIONARY BACKHOE BUCKET THE RE-RAILER SLI PPED AND PINCHED HIS INDEX FINGER AGAINST THE OTHER RE-RAILER CAUSING A LACERATION. THE EE WAS WEARING SAFETY GLOVES AT THE TIME OF THE ACCIDENT.

April 27, 2000 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Martin Marietta Materials Southwest Ltd · Over-exertion (Not Elsewhere Classified)

CHANGING FILTER ON 988 LOADER AND WRENCH BROKE LOOSE AND TWISTED LEFT ELBOW.

March 14, 2000 TX · Metal/Non-Metal motorman, motor person, swamper, switchman, locomotive operator HANDTOOLS (NONPOWERED)
Martin Marietta Materials Southwest Ltd · Over-exertion in wielding or throwing objects

COLSING DOORS ON RAIL CARS. EE WAS SWINGING A 10 LB SLEDGE HAMMER TO CLOSE DOOR LOCK. EE STATED HE FELT A SHARP PAIN TO HIS MUSCLE BY HIS COLLAR BONE. INJURY: 3/14/00 REPORTED: 3/19/00 MODIFY DUTY:3/20/00 LOST TIME: 4/3/00 (STILL OUT)