Martin Marietta Materials,Inc.Mining Incidents in 2015

#5 Kiln lost power due to power outage. On start up after power was restored, a ""pop"" was experienced as the fuel mill was restarted at 10:39 AM. The kiln was shut down immediately following protocol.

We had a trespasser come onto the property sometime in the early morning of 4/12/2015 and start equipment, buildings, etc. on fire. The plant was not in operation and no one was on site.

A laborer returned to #7 Burning Floor to rake grates. Moments after inserting the rake, EE heard a loud sound and felt a gust of air from the kiln. Upon investigation, it was discovered that this sound was the `rupture disc rupturing in the duct work from the #7 cyclone that was caused by a surge of air through the kiln. There were no injuries associated with this event.

Employee noticed a burning sensation in his left eye but wasn't actually working on anything at the time. The burning got worse as the shift progressed. The employee flushed the irritated eye out with saline and removed two small particles. The eye was still irritated the next shift and employee went to eye doctor who removed another piece of debris.

While leaving for the day the scale operator fell on her way to her car. There is a step down from the sidewalk to the parking lot of about 3 inches. When she stepped she caught this drop mid foot which then led to her falling on her left shoulder. At this point no damage has been identified but she is on a lifting restriction with use of a sling.

Employee was working on part of a crusher in the shop when the bonnet shifted pinching the employee's finger.

Employee was carrying a 3-ton jack from the maintenance truck to a conveyor. Employee states that he stepped in a hole and twisted his right knee. On 8/28/2015 he was seen by an orthopedic doctor who recommended surgery. Surgery occurred on 9/24/2015.

A PIECE OF METAL FROM A MACHINE DISCONNECTED AND STRUCK THE EMPLOYEE ON THE HARD HAT.

On 2/4/15 at 9:00 a.m. two employees were loading a grizzly feeder and jaw dies onto a flatbed trailer. As the die was lowered and tension was let off, the die swung and struck the ground employee in the leg.

Employee was climbing down off of his haul truck and lost his three points of contact and missed the last rung of his ladder. He fell into the side of the truck injuring his left shoulder.

Technician was standing on front axle installing pin in lift arm boom. Slipped off axle and struck hip on machine. Contusion, low back pain.

Employee alleges that the brakes locked up in the Komatsu WA 500 loader he was operating injuring his lower back. He was seen at a clinic on 5/8/2015 and released to duty. Employee went to a specialist on 5/19/2015 and was taken out of work.

Employee was walking to her personnel car to retrieve an item. As she was walking down the ramp she stepped off the matted area onto an area that had frost on it When she stepped on the frosted surface she lost her footing and ended up falling to the ground. During the fall she broke her leg in two places above ankle.

At approximately 9:30 AM employee started the pump up and the hose was kinked, while he was getting the kinks out of the hose it fell out of the truck. Employee walked down the ramp to the pump to shut it off, he was in hurry to shut the pump off. He tripped over a small rock and landed on his left knee.

Employee was using a ladder to assist an employee to adjust a seal. Employee climbed ladder and as he reached to tie off the fall protection lanyard, the ladder moved causing him to slide. The employee fell to the ground bruising the lower back.

The employee and a contractor were welding tread plates on the scale. The employee awoke during the night with flash burns, but he did not report having any issues with his eyes immediately after welding. It appears that welding flash entered welding shield while performing back to back welding.

On 9/30/2015 EE received an additional restriction from a previous injury. His original restrictions were within his job duties but the new restriction of no climbing requires him be removed from his regular job making this a reportable injury. He previously received a first aid treated injury (right knee) when he lost 3pts of contact and fell from a scaler.

Employee was working on an Atlas Copco drill at Martin Marietta Quarry in Hatton, Ar. The catwalk he was standing on has the gator type tread on it. Employee was attempting to remove the hood off engine compartment and when he went to twist his foot, it did not move because boot caught the tread and caused his left Knee to pop and swell.

The EE was replacing drive belts on the sand screw. He was standing at the end of the screw when he reached down to unscrew the bolt on a guard. He felt a pop on the left side of his rib cage. He reported it, but did not feel the need to go to the doctor until 8/13. He received a shot for pain on 8/13, and another for inflammation on 8/17. Released to full duty on 8/20.

The employee was cutting zip ties off of his hard hat to remove the head lamp. The knife slipped and cut the employee in the hand requiring 3 stitches.

Installing fan belts on 773F Haul Truck. Caught left middle finger between tensioner pulley and cross member. Laceration requiring 11 stitches.

Employee was shoveling at #4 Kiln feed end stone belt and felt pain in his lower back and the muscle tied up.

Employees were replacing top stand rollers on C1A. As the two employees were pulling one half of the stand out, the stand twisted and caught his hand between the idler and the conveyor frame. We were notified on 6/1/2015 and the employee was taken to the doctor. He was diagnosed with a contusion to his right wrist and was placed in a soft brace.

Employee was swinging a large sledge hammer and missed his striking point. The missed strike caused strain on his left arm and shoulder. His left arm was put in a sling and he was give soma to help with muscle spasms.

The employee was driving a man lift to another area in the plant when she hit a pot hole in the roadway that caused her to be pitched upward. When she came down and landed, she rolled and injured her foot and ankle.

The employee was working at west lime loadout and after the job was finished, she removed her PPE (goggles and safety glasses). In the process of removing the goggles, lime dust got into her left eye.

Miner was walking in decline area and slipped. His left foot slid clear and his right foot caught on a rock and buckled under him. Initially the miner felt he was ok and did not feel it necessary to seek medical treatment. On 3/9/2015, he decided he needed medical treatment. He worked from 2/25/15 until 3/9/2015 without any restrictions.

While packing up, tried to lift heavy tool, felt strain in lower back.

While working on the crusher EE fell and struck the side of the crusher. He was wearing a self-retracting fall protection harness but he swung into the side of the crusher resulting in injuries to his face and left arm. He received stitches for his injuries.

EE's were adding a 90 degree steel elbow to an existing poly elbow. EE#2 operated the crane pulling the elbow towards the other elbow. EE#1 positioned his hands on the elbow flange pushing down to guide the elbow to connection. The choker chain slipped from the original location catching his left thumb between the choker and the metal flange.

Lifting 75 bags of shot at 50lbs per bag employee strain his right elbow

An employee was rolling a piece of scrap metal into a machine bucket when a burr caught his glove. This resulted in the piece of metal smashing his pinky finger. The finger required stitches.

IW was removing a carrier roller from a 390 excavator. The track was off the machine. IW struck the roller flange with a metal hammer and this metal on metal caused a piece of metal to chip off and hit IW in stomach.

Plant mechanic was removing a pump from the track hoe. He had the 1/2"" drive socket and ratchet on the bolt applying downward force when it suddenly broke loose and moved in a downward motion. His left arm brushed another component in the engine compartment and was lacerated just near his elbow. *Requiring four stitches.

Employee was working on rotary kiln, cleaning equipment. Dust or particle of sand got into the employee's left eye.

Employee was standing next to a conveyor when a rock fell from the conveyor striking his left hand causing a laceration.

While using water to spray out built up material in a chute the employee received a splash of water and lime material in the face. Received abrasion and prescribed meds, employee cleared to work with no restriction. PPE was being worn - hardhat, safety glasses, etc.

EE was asked to put new tape markings on the pump hose 5058. He needed to cut old tape off. In this process, he stabbed himself between the thumb and finger. We took him to the emergency room. He needed four stitches and was released.

Apprentice was loading 5"" pipe into a cart, when the pipe moved and pinched his pinky finger against the cart rail which caused a laceration to his Right pinky finger.

Employee was repairing tracks and was driving a pin with a hammer when he was struck in the chest by a piece of metal. Reported this to management on 5/29 when he was sore in that area and was sent to medical facility. A small piece of metal was removed from his chest by the physician.

Two employees were positioning a spray bar into a vise on the back of the truck. One employee let his end slip causing the other end to drop, pinching his left ring finger between the truck and the spray bar. Resulting in a cut to the tip his left ring finger. Five stitches.

The employee was operating a loader and while going into a stone pile to load his bucket, the stone abruptly stopped the loader and caused his neck to pop out of place. This was medical only until he went for licensed massage therapy last week (May 18-22, 2015).

Employee was observing track-hoe work at the sand-screw drain line. A piece of Metal that was pinched in the track-hoe track was thrown and struck the employee on the cheek approximately 1 inch under the Safety glasses causing a cut requiring stitches and removal of a piece of metal approx. 10X8mm and 3mm thick.

Employee was swinging a 4# sledgehammer and came into contact with his left middle finger causing a small fracture under his nail.

On July 15, 2016 employee first reported that they have carpal tunnel in wrists from driving a haul truck and it progressed since November. The injury was evaluated and is now considered workers comp. Employee's first day out for surgery is 10/10/2016.

A nerve test was conducted on July 14th that identified moderate carpal tunnel in both wrists. No direct cause was identified. There is no accident date and time for this condition as it wasn't connected to a single incident.

At approximately 7:15 am Monday Morning, employee came and sat down in the plant manager's office. Employee stated he did not feel good. He stated he was having some chest pains and sweating real bad. Plant manager asked him if he needed to go to the hospital. Employee stated ""yes"". The Plant Manager drove him to the hospital.

Two trespassers were operating dirt bikes inside the Martin Marietta quarry. The men were driving down one of the pathways, one of them collided with a closed gate, causing fatal injuries. The other person stated that they had driven down Old Charlotte Hwy and crossed over the rail road tracks to get inside the property. This fatal should be Non-Chargeable to the mine.

Trespassing - Non-Chargeable Incident - An individual trespassed on site during non-mining hours. An incident occurred requiring EMS response. No Trespassing signs and fencing were in place prior to the incident.