Mining Incidents

Helotes Quarry Metal/Non-Metal

Controlled by Vulcan Materials Company
San Antonio, Bexar County, TX  ·  Active
MSHA Mine ID: 4102976

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Fatalities
0
Total incidents
21
Years on record
2002–2025
Latest incident
May 2025
Compliance record
MSHA citations since 2000
100
citations
12
significant & substantial
$18,114
proposed penalties
$17,355
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 22,516 0 0 0.0
2025 Q3 15,074 0 0 0.0
2025 Q2 7,230 0 0 0.0
2025 Q1 7,329 0 0 0.0
2024 Q4 13,040 0 0 0.0
2024 Q2 825 7 0 8484.8
2024 Q1 7,034 0 0 0.0
2023 Q4 10,723 2 0 186.5
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

21 on file

2025 · 1 incident

May 22, 2025 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator DISORDERS (PHYSICAL AGENTS)
Vulcan Construction Materials, LLC · Contact with heat

Plant operator suffered Dehydration/Heat Exhaustion while working outdoors. EE was drinking water all day but was not alternating with electrolyte rich fluids. After sitting in the shade for a while, the EE stood-up and felt light headed. When the EE experienced cramps requested medical attention. EE was transported to the local hospital where EE was administered 3 bags of IV.

2024 · 3 incidents

October 29, 2024 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Vulcan Construction Materials, LLC · Fall to the walkway or working surface

On 10/29/24, an employee was walking in the surge tunnel when EE slipped and fell. The employee sought medical attention and was diagnosed with a left elbow and left shoulder sprain. EE was issued restrictions and OTC medications.

July 16, 2024 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Vulcan Construction Materials, LLC · Struck by flying object

In the process of removing a 990 loader bucket tooth with a soft metal hammer, a fragment of the tooth superficially entered the employee's chest. In order to remove the metal fragment, surgery is required.

January 23, 2024 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Vulcan Construction Materials, LLC · Fall to the walkway or working surface

While washing material from a plugged crusher, the material flowed into the employee's legs, causing employee to fall to the same level. Diagnosed with concussion without loss of consciousness, strain to neck muscles, and contusion on arm and scalp.

2023 · 1 incident

May 6, 2023 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Vulcan Construction Materials, LLC · Struck by... (Not Elsewhere Classified)

While drilling out a cable fitting the drill bit pierced the employees glove and the outer portion of their left thumb. The employee received stitches.

2019 · 1 incident

October 26, 2019 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Vulcan Construction Materials, LLC · Struck by... (Not Elsewhere Classified)

EE was changing segments on 988K loader with impact gun when EE lost control of the bolt causing laceration to the left hand.

2018 · 1 incident

October 24, 2018 TX · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer DISORDERS (REPEATED TRAUMA)
Vulcan Construction Materials, LLC · Over-exertion (Not Elsewhere Classified)

EE was operating CAT 775 Haul Truck when felt a pop in right elbow.

2016 · 1 incident

September 17, 2016 TX · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Vulcan Construction Materials, LLC · Struck by falling object

A bar weighing an estimated 500 pounds fell 2 feet and landed on employee's left foot while doing maintenance on a feeder. Employee fractured EE's toe and received stitches. EE is currently out of work.

2015 · 1 incident

September 10, 2015 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Vulcan Construction Materials, LLC · Struck by... (Not Elsewhere Classified)

Employee was lifting a 50 lb ring on the VSI crusher when it slipped out of his hand, injuring his right index finger. He sought medical attention and was released to work modified duty.

2014 · 2 incidents

January 28, 2014 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Vulcan Construction Materials, LLC · Struck by... (Not Elsewhere Classified)

After grinding metal, while washing hands to eat, employee noticed something in his eye. Requested to see doctor 2 days later.

2013 · 1 incident

October 9, 2013 TX · Metal/Non-Metal rotary bucket excavator operator SLIP OR FALL OF PERSON
Vulcan Construction Materials, LLC · Fall from ladders

While fueling equipment employee was dismounting ladder and slipped off last rung twisting knee. Employee did not seek medical attention until 11/06/2013.

2011 · 2 incidents

December 13, 2011 TX · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDTOOLS (NONPOWERED)
Vulcan Construction Materials, LLC · Struck by... (Not Elsewhere Classified)

Employee was tightening a hose clamp when wrench slipped off clamp striking employee in the forehead resulting in one stitch

September 28, 2011 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Vulcan Construction Materials, LLC · Struck by... (Not Elsewhere Classified)

While removing a filter housing using a 24" ratchet and socket, the socket slipped off the bolt and struck the employee in the mouth, cutting his lip and knocking out his top left front tooth.

2009 · 1 incident

January 9, 2009 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Vulcan Construction Materials, LLC · Struck by flying object

The employee was part of a crew changing the blow bars on the base crusher. While working on placing a bar in the rotor, a small amount of material fell from the crusher bonnet above his work area. The material fell between his forehead and glasses and got into his left eye.

2008 · 1 incident

March 10, 2008 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Vulcan Construction Materials, LLC · Struck by... (Not Elsewhere Classified)

Miner was using chain to hoist equipment. Chain swung and struck miner in upper mouth, breaking a tooth.

2007 · 2 incidents

March 23, 2007 TX · Metal/Non-Metal quality control technician, laboratory technician, laboratory assistant MACHINERY
Vulcan Construction Materials, LLC · Caught in, under or between a moving and a stationary object

Employee was assisting in changing out the blow bars in a Sandvik HSI crusher. He was repositioning the rotor in order to bring the next worn bar into position for removal. The rotor "free-wheeled" and in the process his right forearm became caught between the blow bar and the crusher side wall. He suffered a compound fracture to his forearm.

March 10, 2007 TX · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDTOOLS (NONPOWERED)
Vulcan Construction Materials, LLC · Struck by... (Not Elsewhere Classified)

Employee was cutting on crown rubber with a razor-blade-type knife.The knife struck against a metal support. Knife jerked back and cut emplyee above the cuff of his gloves. Needed a doctor to stitch the wound.

2005 · 1 incident

October 20, 2005 TX · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Vulcan Construction Materials, LLC · Over-exertion in lifting objects

Note:Late report by employee+originally denied as Workers' comp claim. He claims to have strained his back while lifting an 80-pound screen while attempting to access smaller screen behind it. He says that he lifted awkwardly.

2004 · 1 incident

2002 · 1 incident

February 4, 2002 TX · Metal/Non-Metal chute blaster, rockman, hang-up man, raise blaster HANDLING OF MATERIALS
Vulcan Construction Materials, LLC · Over-exertion (Not Elsewhere Classified)

EE WAS DISMOUNTING THE RENTAL WATER TRUCK. AS HE WAS DESCENDING THE TRUCK DOWN THE STAIRS-LADDER, HE FELT SHARP PAIN IN LOWER BACK. THE INCIDENT WAS NOT REPORTED TO MANAGEMENT UNTIL 2-12-02.