Martin Marietta Materials,Inc.Mining Incidents in 2006

Holes loaded and pit was cleared for blasting. When connection was made to the blasting machine and prior to pressing the firing button, holes fired prematurely. No injuries to any miners.

Roof fall approx. 1100"" down slope from portal causing damage to steel roof supports. Roof was supported by steel sets 24' wide consisting of 12 X 65 horizontal beams and 2 ea 10 X 54 vertical legs, w/4"" x 6"" wood lagged and cribbed w/ 6"" hardwood.

While scaling intersection of NW10-NWD, roof fell on boom causing machine to tip forward damaging right front axle housing, machine was working under bolted back, no damage to operator's cab or operator.(roof fall on scaler boom. per 220062580017)

Roof fall in N36 falling on berm and sliding out into NW-8 roadway partialy blocking access. Area was inspected and cleaned up of loose material. Area adjacent to this had been glued, bolted and strapped.

Employee had finished a repair on a piece of mobil equipment and was putting his tools away into his field service truck. He was putting a puller rod back into it's protective PVC tube, The rod was sliding down into the tube and he put the end of thumb on the smooth rod and it pulled it into a pinch point and pinched off the tip of his right thumb.

Air grease gun had pin hole occur in rubber grease line, injecting grease into right index finger.

Leadman(EE) was assisting repairmen remove the 32"" Dia. steel end cap from the NE Trunion of the #4 kiln inside the burner bldg on the 1st pier. While handling and lowering the end cap to the concrete pier, EE got his middle left finger caught between the 3/4"" eye bolt attached to the cap and concrete causing crushing to the tip of finger. Surgical repair on 1/26/2006.

EE sustained a hernia while stretching over a cross-beam and pulling on a wrench to loosen a hydraulic hose. He felt a pain in the abdomen and it was still hurting the next day, so he was sent to the Dr. The condition did not improve any and surgery was required to correct it. First day of lost time was 12/27/06.

MM Establishes that on the morning of 12/16/06, at approx 3:30 am two ee engaged in horseplay which resulted in physical altercaution. There were a total of three ee on the shift. Due to minor conflicts concerning the statement provided by the injured ee, this incident is under investgation.

EE was working int he jaw feeder, bottom plates of feeder were being replaced. Harrington come-along was being used to pull the plate out, when pressure applied to the piece of metal to remove it, hook on the come-along came loose striking ee in the lower part of his leg. the hook hit front of his shin on his left leg shattering the bone. He was taken to the hospital for treatment.

Employee slipped and fell on his right hip and jarred his back while trying to retrieve broken drill steel from the primary hopper.

Was walking back to his backhoe to move it off the edge of the cut because it was raining. Ground was wet and employee slipped and fell twisting his left foot and spraining his left ankle.

Employee was assisting in removal of conveyor frame from old secondary surge tunnel. After support legs were cut loose, the frame moved, striking the employee's hip, causing a dislocation.

Ee was helping unload a new vertical air compressor that had just been delivered. The compressor had been placed in a loader bucket from the delivery truck and was being unloaded into the shop. He strained his back while trying to get the compressor out of the loader bucket.

Employee had placed barge reports in mailbox on #5 walkway. When he proceeded down steps his foot slipped and he fell down 6 steps to the ground. There was a heavy dew at the time which caused the steps to be slick.

Moving pipe threader, felt pain in knee.

Ee was standing on the bottom step of the stacker cleaning rock off steps when mine phone rang. EE turned to go answer the phone and caught his left foot in the stairs. To avoid falling, the ee jumped down approx. 2 feet landing on rock, initially twisting his right foot/ankle.

EE was being driven to his machine after break. The driver went over a bump in the road and the injured EE began to hurt in his lower back. He was taken directly to the hospital.

Employee had fueled loader and was getting down off loader when he stepped on the fueling hose causing his ankle to roll over on its side which broke bone in right foot.

Carrying load down steps, when knee popped, causing pain in right knee. This was 1st aid until 5-16-06 when EE wanted to have DR. check it. This company was notified of this on 5-16-06.

Employee was operating his haul truck and parked at muck pile. A 114 inch rock rolled down face of the muck pile striking the back of the truck jolting the driver and causing his back to tighten up.

EE was loading the bottom of a heading for shot from the ground. Other employees were in a basket in the air to the left of the employee. A large piece of shale/stone broke away above the EE and fell to the ground, landing on the employee knoc- king him to the ground and fracturing his ankle.

Employee fell from scaffolding during dismantling process.

EE was exiting the boom truck, his foot got caught between the truck and fuel tank. EE fell straining groin muscle. He went to the doctor 3/13/2006, received treatment and returned to work. After a period of time he complained that the injury still existed, returned to the doctor 4/3/2006 recommended three weeks recovery.

Slipped on welding blanket in screen, extended body to catch fall, struck back of neck on beam above.

On the night of 1-27-06 we had our mine evacuation drill. I went to pick up 2 co-workers to take them out of the mine. One of them went to get out of the drill and stumbled and fell to the ground. He got back up and into the pickup. I asked him if he was alright and he said yes. Nothing was mentioned again until 3-12-06. He had surgey on 5-4-06.

Employee was using a steam cleaner to clean power engine unit. When finished he was cleaning oil and grease off of his steel toed rubber boots. The high water pressure cut through the top of his left boot burning the top of his foot.

Co-worker pushed concrete chute striking employee on the opposite side of chute causing him to fall off 4' high pier. Employee worked until Jan. 16, 2006. Began missing work on Jan. 17, 2006.

Suffered a hairline fracture of his pelvis & numerous bruises when the loader overturned. He worked his way around the feeder until he was in a position sideways on the ramp. He dumped a bucket of wet material into the feeder and some of it stuck in the bucket, he backed up & exceeded machine's center of gravity &overturned. He unbuckeled his seatbelt and climbed out.

Three contract electricians were moving a cable reel trailer into position west of the north baghouse project area. Two electricians were pushing from behind the 4-wheeled trailer as another pulled the steering gear tow bar in front. While attempting to direct the trailer steering he lost his footing on loose gravel and fell into the tow bar causing an injury to his left arm.

Employee was walking around the rear of the crusher station. He attempted walking over a small pile of clean-up material. As he did this, he twisted his ankle and felt pain in his foot.

EE and technician were filling hydraulic using lube truck (air operated pump). Handle was still on loader platform when end of control valve blew off. Handel blew across platform and into ground. Hose end hit mechanic on right foot ankle.

Employee was helping unplug a hammer mill. He inserted a steel bar into a clean put door just as the spinner was rocked over. A hammer caught the end of the bar and kicked it causing it to strike the employee in the right side of his face. The resulting injury was a broken jaw.

Employee attempted to climb back onto his machine when his foot slipped off the cat walk causing his right lower leg to strike corner of cat walk. When his leg struck corner of cat walk it caused a 14cm laceration to the right lower leg.

Disassembled the gassing & acid hoses, the acid & gas went leaked through the gloves, 1st & 2nd degree burns on both hands

A contractor was operating the material handler dumping small scrap hoppers fromt the project area into larger roll-off containers. While attempting to manually return the 2 yd. tilt hopper back down in the locked position, the operator got her left middle fingertips caught between the top back edge of the hopper and back rest guard of the JLC material handler.

Employee repelled into the primary feed hopper using welding leads. A quick connection came apart in the welding lead causing him to fall. He hit his mouth on a rock resulting in two chipped teeth and one cracked tooth.

In process of changing cutting edges on D8 dozer, one man was on opposite side using impact wrench, while ee was on the other side putting pressure on bolts. Instead of using something to apply pressure on bolts, he placed his hand on bolts, cutting his left hand.

Employee bent over to p/u a cap and booster and felt sharp pain in back that radiated to right leg. EE tried heat/ice until 9/5 when his back was too sore and stiff. EE did not go to doctor and receive medical treatment until 9/5/06.

Maintenance crew was changing the cable on conveyor #27 at the load out plant. The cable was being removed in order to lower counter weight to the ground. The counter weight was being held by a front end loader. The counter weight shifted causing the conveyor to move and pinching the employees left foot.

Employee fell and hit his forehead and twisted his ankle.

Employee was helping coworkers manhandle a section of screen into a screen box. Injured employee lost his balance and cut his left hand with the hook on the sceen section. He was not wearing gloves at the time of his injury.

While cleaning out a jammed crusher, a rock fell from the chute above and struck the employee in the back, causing bruising

988F loader dumped large rock into bed of R40 truck slamming and shaking truck and causing strain to lower back of truck operator.

Repairman alleges straining his right shoulder while pulling up a metal trash barrell to dump into a trash hopper in the North Shop. He began the day on 7:00 am and was assigned to clean the shop when this unwittnessed event was reported at approx. 7:50 am. He requested medical attention right away and was diagnosed with a right shoulder sprain and placed on restrictions.

While descending from the cab of the truck the employee bumped his right elbow on the handrail step.

AFTERNOON SHIFT REPAIRMAN WAS ATTEMPTING TO ATTACH A MAINT TORCH TANK CART TO THE REAR HITCH OF HIS PARKED TRUCK ALONG THE SOUTH KILNS FEED HOPPER AREA. WHILE STANDING ON LOOSE STONE, PERPENDICULAR TO THE CART TOWING BAR, HE PULLED THE BAR ACROSS HIS BODY, LEFT TO RIGHT, FEET WENT OUT FROM UNDER HIM, HE FELL ON HIS RIGHT SIDE

Employee was stepping up from the floor to beam to torque bolts on vib. conv. Heavy rains made work area wet & muddy, the floor had been swept though still wet, along with beams and soles of employees shoes. Employee's fingers slipped off beam, fell approx. 3.5-4' back onto diamond plate floor. Contusion/bruise left elbow. X-rays negative; ER requires visit to Orothopod.

EE was checking work at area #46 conveyor hand rails and walk ways when a section of grating measuring 24 1/2 x 67' fell through after apparently slipping out of place. This resulted in a fall of 15'3"" to ground.

loaded truck on haul road ran into dozer causing truck to tip on driver side. Driver got out walk- ed arround for 15 min later complained of knee & abdomen pain went hospital. Treated for bruises. Was observed for 23 hrs. EE claims blacked out Dr put EE on restricted him from operating mach- inery and driving until tests are completed.

Vac Truck operator was cleaning around the #4 kiln side pocket ground area. He was attending the suction hose and wearing safety goggles over his Rx safety glasses due to the location and extreme wind conditions that day. While repositioning, he lifted goggles to clear vision and gust of wind blew lime grit up into both eyes. Flushed right away. Medical treatment later.

Employee was pulling on a water hose when he wrenched his lower back.

Employee was removing grate bars from hammer mill. Bar slipped and caught his right thumb in pinch point between the bar and the crusher housing. Required stitches.

EMPLOYEE WAS OPERATING ROCK BREAKER. THE ROCK BREAKER BROKE THROUGH A ROCK, THE MACHINE SHOOK HIM. EE FELT BACK PAIN AND REPORTED IT TO THE SUPERVISOR SHORTLY AFTER. HE CONTINUED HAVING BACK PAIN AND WENT TO THE DR 2/2/06.

Employee hit a bump in an LHD and jarred his back.

Employee was assisting repairs on a cone crusher. As he removed a part of the machine it moved unexpectedly. A tool attached to the machine part struck the employee, causing a laceration on the back of his leg.

Employee was cutting vertical pipes off of gate at mine enterance to install winter curtains. When employee went to move to the next cut he inadvertantly placed his hand on the area he had just cut causing burns to his right palm and fingers.

Employee slipped on steps of powder truck as he was exiting the vehicle. He fell backwards catching his right hand in the door jam of the vehicle breaking a bone in his hand.

Employee was using a cutting torch to cut phase arm bracket bolts. The employee had to lay on his side to access the bolts. While cutting, a piece of slag fell into the employee's right ear. The employee reported the incident on 11/22 but did not seek medical treatment until 11/27.

Shift began 4:00 PM on 11/13/06 and ended at 4:00 AM on 11/14/06. Employee was using an aluminum step ladder to gain access to the lower section of the crusher he was working on. As he was decending the ladder he cut his left hand on a sharp edge on the top of the ladder.

Loco Opr/Switchman had dismounted the end car of 3. He was walking towards the switch in advance of moving the cars when he tripped on a small piece of loose wood and fell to the ground along the track bed. He had reached out using his left arm to protect his head and strained his left shoulder. On 11/16/06 PT was started to help to continue performing his normal duties.

EE was cleaning of rock and dirt off of a low-boy trailer by sweeping the material with his gloved hand. The employee contacted a steel splinter approximately 1 inch in length that penetrated his glove and pierced his right index finger nearly going completely through the finger.

After cleaning rust from steel plate, employee enter cab of his endloader then noticed an irritation to his right eye. Employee was taken to the nearest medical facility where particles of sand and dirt were removed. Employee was wearing safety glasses.

The employee was putting an electrical wire on the solenoid of the fuel pump which had come off. In doing this process, the EE scraped his left forearm against a bolt which had weld on it, which sliced his arm open. He was taken to the DR. & received 6 stitches. He then returned to work with no restrictions. He was working on a Ingersol-Rand drill.

While replacing the oil back into the lube tank on the 4 1/4 crusher with an air pump, the discharge end slipped out of the tank and splashed oil on his face which got into his left eye.

Employee was stung by bee while waiting for water truck to fill and had an allergic reaction. He was given a shot and returned to his job immediately with no restrictions.

Truck driver was releasing mechanism with hammer. He missed, throwing him off balance. He put hand out to catch himself causing most of his weight to be put on that wrist. This resulted in a sprain of his wrist. Upon x-rays it was determined that no bones were broken. A follow-up MRI has determined that wrist did receive fracture making this a reportable injury with no lost work.

Employee was using a high pressure steam cleaner when he contacted his boot causing a hole which allowed hot water to burn his foot.

Employee working on 990 loader bucket removing wear plates between teeth. Had impact gun on nut. When trigger was hit, bolt dropped, wrench came off and bolt cut employee's left hand.

Employee was handling a 4'x4'x 1 1/2"" opening screen cloth when the metal cloth cut his finger.

Two employees were working to clear drain on CMW so they could inspect. The drain was clogged with mud. One employee was using a bar to help break up the mud. As he was striking the mud (in the drain hole) with the bar, he missed the drain hole and hit employee's finger which was approx 7? above the drain.

Employee was cutting a tag off of a belt with a box blade. Employee changed blades and didn't put his glove back on his left hand. The box blade slipped as the employee began cutting and resulted in him cutting his hand below the base of the thumb. Resulted in 8 stitches.

Injured employee was helping install a guard and a coworker dropped the guard hitting him on the top of his left forearm causing a three corner laceration requiring thirty two stitches to close.

The employee was greasing an R-35 Euclid haul truck with power greaser. Attempted to grease a fitting on the truck when the grease line busted on end of greaser, causing the grease to enter his left hand pinky finger.

Two workers were removing the wear plate on a loader. Co-worker was hammering the plate and a sliver of metal came off and hit injured in the chest. *** The resulting laceration required seven stitches. *** Justifying a reportable medical with no restricted duty and no lost days. ****

Injured employee suffered a pinched finger. His finger was xrayed and no bone fracture was found. He was released to full duty with a follow up visit scheduled for two weeks. After repeated follow up visits to the doctor with no medical treatment, he was then scheduled for physical therapy. At this time we feel his condition became reportable.

Electrician was installing heat tape to a new water pipe on the #5 coal mill. A sudden falling amount of lime grit came off the #5 cooler fan nearby at approx 8 AM and got behind his safety glasses. FB grit required medical attention later that morning and RX drops provided to complete healing. RTW full duty next shift.

Employee was coupling railcar airlines. When air was applied to the airline it separated at the coupling. The airline coupling swung back and hit his left middle finger causing a cut that needed 10 stitches.

Employee was operating a skid loader with a modified bucket cleaning up around the plant. The extension on the bucket caught the ground and stopped the skid loader abruptly. The employee struck his head against the top of the cab causing a neck strain. EE went requested to see a doctor on 08/31/2006. EE was directed to physical therapy on 09/25/2006 making the injury reportable.

Employee was cutting a belt. His utility knife slipped causing him to cut his right leg above the knee.

replacing a tension rod on jaw crusher. He was on the under belt with restricted mobility. While tightening the bolt with an impact wrench and backing up the nut with a box end wrench, his hand slipped off back up wrench. The impact was still engaged and spun the box end wrench striking him just below the lower lip.

Employee was cleaning dirt out of an idler roller on the Cat 330 track-hoe using a spade shovel. When he went to make another swipe he caught his right middle finger on some broken fiberglass on the cab caushing a v shape laceration that required nine stitches

Using chop saw to cut all-thread, blade bound kicking material back and pinching right thumb in between all-thread and more material to be cut. Resulting in a broken right thumb with two fractures and 6 to 7 stitches.

Load out excavator was parked on a rock platform about 3' high. Employee stepped on a rock to enter machine and rock rolled. He put his right hand down to catch himself and his right thumb was caught between two rocks and was broken

EE was operating Haul Truck, he reached down to pick up a sweater that was next to the buddy seat. The truck has an air conditioning unit under the seat, his hand went into the hole where the fan is located cutting the 3rd finger (ring finger) on his right hand. He was taken to the hospital, this cut required 5 stitches.

A employee was turning on the water to a wash down hose used for clean up. The valve and nozzled came off and hit the employees left hand causing a laceration.

Employee was cutting new conveyor belt to install on Pug Mill Conveyor. Knife slipped causing a laceration to the R. H. Index Finger. Laceration required four stitches.

EE was attempting to unplug the primary.He was turning the spinner when it became jammed again. The EE put more pressure on the 30' pry bar to move the spinner. The bar slipped striking the EE in the mouth and breaking off one of his teeth.

Employee was driving a stockpile truck, crossed ditch in road jarring neck area. Employee reported at that time but did not want medical treatment. Became medical case in June 9 when employee went to doctor and started physical therapy.

EE was removing a pin from the excavator bucket. Pin was knocked out from other side and EE tried to hold it, but it slipped and mashed his little finger of right hand, resulting in broken bone and 3 stitches. Medical only. No lost time.

Employee was using an Oxygen Actylene cutting torch when the Oxygen hose developed a hole in it causing a flashback and subsequent 2nd degree burn to the back of his left hand

Employee was helping set a 10"" pump hose, he slipped and fell backwards and the hose strainer landed on his left hand breaking the tips of fingers 3&4.

Employee was closing railcar door, he lost his footing causing him to break his right ankle.

Mechanic was working on Kawasaki Loader in shop. The drive shaft swung and pinched employees hand between the U Joint and the mainframe of the loader, cutting the webbing between my thumb and first finger. He received 6 stitches. Justifying a reportable medical injury with no lost days.

EE AND LEADPERSON WERE WORKING ON A CRUSHER REPAIR. THE LEADPERSON HAD A SLEDGEHAMMER AND THE EE WAS HOLDING A WEDGE. THE EE THOUGHT THE LEADPERSON WAS DONE & PUT HIS HAND OUT TO REMOVE THE WEDGE WHEN THE LEADPERSON SWUNG THE SLEDGEHAMMER HITTING THE EE'S THUMB THAT WAS ON TOP OF WEDGE. LACERATION TO THUMB REQUIRED STITCHES.

On 2/17/06, EE reported while walking out of the #4 kiln burning bldg. on 2/16/06 at approx. 7:45pm, a gust of wind blew lime dust up under his safety glasses into his right eye. He flushed the eye right away and went back to work. During the night it became sore and required medical attentioin to remove lime particles and treat mild corneal abrasion.

Welder and a helper were assigned to weld patches over holes in the possumbelly of the SE shaker. The helper was holding the patches in place as they were tacked. Helper experienced flashburn as a result.

EE was operating loader cleaning in the plant when he hit an underground drain pipe. Loader stopped abruptly and he was thrown forward causing his left thumb to bend backwards towards the wrist. He felt some pain in it which continued to get worse until the 23rd when he went to the Dr. X-ray revealed a fracture of a small bone in the left wrist. Medical only. No lost time.

Employee struck a belt clamp with a pry bar and smashed his finger.

Employee was trying to dislodge tramp metal from the Big Ball Mill feeder by rotating the drive sheave on the gearbox. When he rotated it forward it finally stopped and would not go further. When he let go of the sheave, the outer edge of the sheave cut the palm of his right hand. There were no v-belts attached as they were burned off when the feeder choked down.

Using screw driver to replace an old hose clamp on compressor hose with a new one. Screw driver slipped and struck employee's left hand scratching it just above his left thumb.

EE was putting adapter on the bucket cutting edge of the Cat 990 loader when he was struck by a metal chip. He was driving on the adapter with a 12 lb. hammer when a chip flew off and struck him in the upper right thigh. EE was taken to Pitt Memorial Hospital ER where the chip was removed and the wound closed with 7 stitches. Medical only. No lost time.

Employee was drilling holes in a manifold of a Cat46. Later that evening and the following morning he felt something in his right eye.

Employee was trasported by ambulance for chest pains

EE stated to me om 3/2/06 at 1:30 pm that his back was hurting. He said he injured it the week of 2/20/06 sometime. He was house keeping around the river tunnel for long periods of time. That week he pulled a muscle due to the laboring activities.