Mining Incidents

Halawa Valley Metal/Non-Metal

Hawaiian Cement · Surface
Controlled by Knife River Corporation
AIEA, Honolulu County, HI  ·  Active
MSHA Mine ID: 5100036

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Fatalities
0
Total incidents
36
Years on record
2000–2023
Latest incident
Nov 2023
Compliance record
MSHA citations since 2000
292
citations
72
significant & substantial
$150,755
proposed penalties
$134,625
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 28,373 1 1 35.2
2025 Q3 31,687 0 0 0.0
2025 Q2 30,078 3 0 99.7
2025 Q1 29,771 0 0 0.0
2024 Q4 31,116 0 0 0.0
2024 Q2 29,516 2 1 67.8
2024 Q1 1,676 0 0 0.0
2023 Q4 1,639 5 0 3050.6
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

36 on file

2023 · 1 incident

November 24, 2023 HI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator STEPPING OR KNEELING ON OBJECT
Hawaiian Cement · Struck against stationary object

While walking in the plant area, miner stepped on a rock, about 4" round, and felt a strain and pop from left knee. Ground was wet and muddy at the time.

2022 · 2 incidents

December 5, 2022 HI · Metal/Non-Metal welder (non-shop) MACHINERY
Hawaiian Cement · Struck by flying object

Miner was using a cutting torch to cut a catwalk support. While making the cut, a piece of cutting debris went into miners Right eye. Miner treated at clinic, prescribed eye drops. Returned to work with no time loss.

March 21, 2022 HI · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver MACHINERY
Hawaiian Cement · Struck against a moving object

While being loaded by the shovel, the shovel made contact with the tip of the haul truck bed causing haul truck operator to be jolted forward in the seat resulting in head, neck and back pain.

2020 · 2 incidents

October 7, 2020 HI · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Hawaiian Cement · Struck by... (Not Elsewhere Classified)

Employee crawled into a triple deck incline screen to change the poly deck screens. Employee was using a 2lb hammer to adjust the screen when the hammer bounced back hitting EE above EE's right eye.

September 24, 2020 HI · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver POWERED HAULAGE
Hawaiian Cement · Struck against a moving object

Strain due to jarring motion from impact of material being loaded in dump bed of 50 ton haul truck. Injury initially reported as first-aid but worsened over time and advanced to seek medical treatment.

2019 · 1 incident

March 20, 2019 HI · Metal/Non-Metal welder (non-shop) HANDLING OF MATERIALS
Hawaiian Cement · Over-exertion in pulling or pushing objects

Employee using their hands to attempt to manually adjust a wear plate being installed in a hopper when the employee felt a tear in their middle finger on the right hand.

2018 · 3 incidents

July 21, 2018 HI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Hawaiian Cement · Struck by flying object

Employee was using ratchet wrench to tighten chute lock chamber when socket slipped from nut causing the ratchet handle to hit employee in the mouth cracking a front tooth.

February 28, 2018 HI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Hawaiian Cement · Over-exertion (Not Elsewhere Classified)

Employee was walking and transitioned from a paved surface to an unpaved surface and stepped into a hole injuring lower leg.

February 2, 2018 HI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Hawaiian Cement · Fall from machine

Clear weather, good lighting. Employee had finished changing a tire and was putting dismounted tire onto lift gate. Mis-stepped and fell from lift gate, landing on EE's back on the ground. Received a skin laceration, which received stitches at Tripler Arony Medical Center.

2016 · 4 incidents

November 28, 2016 HI · Metal/Non-Metal welder (non-shop) OTHER
Hawaiian Cement · Bodily reaction, (Not Elsewhere Classified)

During welding activities on a catwalk, the employee strained knee when repositioning self while kneeling.

November 9, 2016 HI · Metal/Non-Metal electrician, lineman STRIKING OR BUMPING
Hawaiian Cement · Struck against stationary object

Was walking on work platform stepped around a ladder and hit back on the stair railing causing employee to jump forward out of reflex and hit knee on the side of ladder. Foot hit bottom of stairs resulting in employee twisting knee.

October 31, 2016 HI · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver OTHER
Hawaiian Cement · Absorption of radiations, caustics, toxic and noxious substances

Driver was climbing down parked haul truck at end of shift when EE was stung on the left pinky finger by unknown insect that became symptomatic the following shift and resulted in an infection.

April 7, 2016 HI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Hawaiian Cement · Over-exertion in pulling or pushing objects

EE was washing debris from walkway. EE was pulled on a hose that had aggregate on it and EE injured lower back.

2013 · 1 incident

December 17, 2013 HI · Metal/Non-Metal welder (shop) STEPPING OR KNEELING ON OBJECT
Hawaiian Cement · Struck against stationary object

Shop ee was checking roller and slipped on piece of rubber. EE informed supervisor that he was not injured and refused first aid or medical treatment. Safety or management were not notified that it was a recordable and required treatment until the evening of 1-20-2014. Ee is being referred to a physical therapist for physical therapy-treatment of an injured ACL.

2010 · 2 incidents

June 26, 2010 HI · Metal/Non-Metal welder (shop) MACHINERY
Hawaiian Cement · Struck by... (Not Elsewhere Classified)

Employee was manually handling a spray bar when his thumb was pinched between the spray bar and a screen. This action caused his thumb to be lacerated as well as fractured.

January 21, 2010 HI · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver POWERED HAULAGE
Hawaiian Cement · Struck against a moving object

Employee was driving a haul truck when he hit a dip in the road which caused his seat spring to compress and hit the floor in the cab causing a shock to his back.

2008 · 3 incidents

December 18, 2008 HI · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON
Hawaiian Cement · Fall to the walkway or working surface

Employee was walking on wet concrete, when he slipped, causing him to fall to the ground and landing on his buttocks, hip and back.

December 11, 2008 HI · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Hawaiian Cement · Struck against a moving object

Employee was operating a 988H loader to load a haul truck with aggregate materials. The ground the loader was operating on was unprepared and uneven. While driving loader on this terrain the employee reported his lower left back started to ache from the bouncing and jerking around inside his loader.

August 23, 2008 HI · Metal/Non-Metal welder (shop) SLIP OR FALL OF PERSON
Hawaiian Cement · Fall to the walkway or working surface

The weather on the day of the incident was hot with temperatures in the mid to high 80s with little breeze and brief periods of rain. Believe the hot humid weather contributed to the employee fainting. Injured contractor's injuries included dislocated right shoulder, hairline fracture in right shoulder and minor cuts and abrasions to contractor's head and face.

2006 · 3 incidents

December 1, 2006 HI · Metal/Non-Metal shaft repair, skip tender, station tender HANDLING OF MATERIALS
Hawaiian Cement · Struck by falling object

Tied a rope round a rock to lift it. The rope slipped and the rock fell on his toe.

April 27, 2006 HI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Hawaiian Cement · Struck against stationary object

Employee was installing a new leaf spring with an adjustable wrench. The wrench slipped and his hand hit the truck

April 24, 2006 HI · Metal/Non-Metal greaser, grease man, oiler, lube man, dragline oiler SLIP OR FALL OF PERSON
Hawaiian Cement · Over-exertion (Not Elsewhere Classified)

Working on a truck in the shop, the truck started to leak hydraulic oil. Employee walked and slipped on the oil.

2005 · 2 incidents

July 11, 2005 HI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Hawaiian Cement · Over-exertion in lifting objects

Loading holes for a blast, he was lifting a box from the truck and twisted his back.

June 20, 2005 HI · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Hawaiian Cement · Over-exertion (Not Elsewhere Classified)

Packing holes for a blast, employee was walking between rows of holes and ground gave way. Employee left leg fell into hole twisting right leg.

2003 · 3 incidents

June 30, 2003 HI · Metal/Non-Metal welder (shop) HANDTOOLS (NONPOWERED)
Hawaiian Cement · Struck by falling object

WHILE POUNDING MIXER CHUTE INJURED HIT HIS RIGHT INDEX FINGER WITH A SLEDGE HAMMER. HE BRUISED & CUT HIS FINGER.

June 26, 2003 HI · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator OTHER
Hawaiian Cement · Absorption of radiations, caustics, toxic and noxious substances

INSECT BITES WHILE OPERATING LOADER IN STOCKPILE AREA.

April 22, 2003 HI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Hawaiian Cement · Fall to the walkway or working surface

WHILE WALKING IN THE SERVICE LUBE AREA OF MAINTENANCE SHOP, SLIPPED IN A WATER PUDDLE CAUSED BY A LEAKING UNDERGROUND PIPE.

2000 · 9 incidents

August 11, 2000 HI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Hawaiian Cement · Over-exertion (Not Elsewhere Classified)

WHILE LIFTING COUPLING-INSTALLING PART TO DRIVE SHAFT, PULLED MUSCLE IN LEFT SHOULDER

July 10, 2000 HI · Metal/Non-Metal greaser, grease man, oiler, lube man, dragline oiler SLIP OR FALL OF PERSON
Hawaiian Cement · Over-exertion (Not Elsewhere Classified)

CLIMBING IN MIXER TRUCK, HE SLIPPED GRABBING THEHAND RAIL AND BROKE FALL WITH RIGHT ELBOW.

June 13, 2000 HI · Metal/Non-Metal mine manager, mine foreman, mine owner HANDLING OF MATERIALS
Hawaiian Cement · Struck by falling object

WHILE INSPECTING AIR LINES DUST DEBRIS FELL INTO LEFT EYE.

May 20, 2000 HI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Hawaiian Cement · Struck by... (Not Elsewhere Classified)

WHILE EE WAS POUNDING IN LOCKING PINS, LOCK PIN CHIPPED. EE WAS FIXING A 992 TIRE.

May 5, 2000 HI · Metal/Non-Metal driver, jeep driver, tractor operator MACHINERY
Hawaiian Cement · Struck against a moving object

SUDDEN JOLT BY HITTING CONCRETE SLAB ON ROAD WITH GRADER BLADE. ACCIDENT OCCURRED ON 5/5/00 AND REPORTED TO SUPERVISOR ON 5/12/00.

April 1, 2000 HI · Metal/Non-Metal welder (shop) HANDTOOLS (NONPOWERED)
Hawaiian Cement · Over-exertion in pulling or pushing objects

WHILE PULLING WRENCH TO FIX A GATE EMPLOYEE SPRAINED LOWER RIGHT BACK. THIS IS A RECURRENCE OF HIS BACK CONDITION 5-10-96. THIS HAD NOT BEEN FILED ON 4-1-00 BECAUSE AT THE TIME IT WAS NOT REPO RTABLE.

March 20, 2000 HI · Metal/Non-Metal driver, jeep driver, tractor operator OTHER
Hawaiian Cement · (Not Elsewhere Classified)

A SILVERFISH INSECT CRAWLED INTO EMPLOYEE'S EAR AT THE TIME HIS EAR PLUGS WERE OUT.

January 3, 2000 HI · Metal/Non-Metal truck driver POWERED HAULAGE
Hawaiian Cement · Caught in, under or between (Not Elsewhere Classified)

WHILE LOADING ANFO ONTO POWERTRUCK, EMPLOYEE TRIED TO STOP A LOADED SLED FROM SLIDING ALONG ROLLERS AFTER TAKING OUT STOP.