Mobile Screen Plant
Metal/Non-Metal, Surface·Crushed, Broken Limestone NEC·Custer, Idaho·Mine ID 1002355
Operator P-Diamond LLC·Controller Liberty Investments Inc·MSHA status Intermittent since Aug 12, 2024
MSHA records as of Oct 23, 2026. Having MSHA inspection records is common for operating mines. Data and methodology
Not on record for this mine in MSHA's files: citations and orders, assessed penalties, contested citations, imminent danger orders (list starts July 1, 2010), accident, injury or illness reports (file starts January 2000).
Inspections
Began: Jun 24, 2026Ended: Jun 24, 2026Activity: Regular Safety and Health InspectionInspectors: 1Hours on site: 1.25Details ⌄
- EVENT_NO
- F02E73D
- MINE_ID
- 1002355
- INSPECTION_BEGIN_DT
- Jun 24, 2026
- INSPECTION_END_DT
- Jun 24, 2026
- CONTROLLER_ID
- 0183721
- CONTROLLER_NAME
- Liberty Investments Inc
- OPERATOR_ID
- 0194813
- OPERATOR_NAME
- P-Diamond LLC
- CAL_YR
- 2026
- CAL_QTR
- 2
- FISCAL_YR
- 2026
- FISCAL_QTR
- 3
- INSPECT_OFFICE_CD
- M7611
- ACTIVITY_CODE
- E01
- ACTIVITY
- Regular Safety and Health Inspection
- ACTIVE_SECTIONS
- 0
- IDLE_SECTIONS
- 0
- SHAFT_SLOPE_SINK
- 0
- IMPOUND_CONSTR
- 0
- BLDG_CONSTR_SITES
- 0
- DRAGLINES
- 0
- UNCLASSIFIED_CONSTR
- 0
- CO_RECORDS
- N
- SURF_UG_MINE
- N
- SURF_FACILITY_MINE
- N
- REFUSE_PILES
- N
- EXPLOSIVE_STORAGE
- N
- OUTBY_AREAS
- N
- MAJOR_CONSTR
- N
- SHAFTS_SLOPES
- N
- IMPOUNDMENTS
- N
- MISC_AREA
- N
- PROGRAM_AREA
- M/NM--Regular Safety and Health Inspection
- SAMPLE_CNT_AIR
- 0
- SAMPLE_CNT_DUSTSPOT
- 0
- SAMPLE_CNT_DUSTSURVEY
- 0
- SAMPLE_CNT_RESPDUST
- 0
- SAMPLE_CNT_NOISE
- 0
- SAMPLE_CNT_OTHER
- 0
- NBR_INSPECTOR
- 1
- SUM_TOTAL_INSP_HOURS
- 8.25
- SUM_TOTAL_ON_SITE_HOURS
- 1.25
- COAL_METAL_IND
- M
- SUM_TOTAL_INSP_HRS_SPVR_TRAINEE
- Not recorded
- SUM_TOTAL_ON_SITE_HRS_SPVR_TRAINEE
- Not recorded
Began: Oct 8, 2024Ended: Oct 8, 2024Activity: Regular Safety and Health InspectionInspectors: 1Hours on site: 1Details ⌄
- EVENT_NO
- F019F68
- MINE_ID
- 1002355
- INSPECTION_BEGIN_DT
- Oct 8, 2024
- INSPECTION_END_DT
- Oct 8, 2024
- CONTROLLER_ID
- 0183721
- CONTROLLER_NAME
- Liberty Investments Inc
- OPERATOR_ID
- 0194813
- OPERATOR_NAME
- P-Diamond LLC
- CAL_YR
- 2024
- CAL_QTR
- 4
- FISCAL_YR
- 2025
- FISCAL_QTR
- 1
- INSPECT_OFFICE_CD
- M7611
- ACTIVITY_CODE
- E01
- ACTIVITY
- Regular Safety and Health Inspection
- ACTIVE_SECTIONS
- 0
- IDLE_SECTIONS
- 0
- SHAFT_SLOPE_SINK
- 0
- IMPOUND_CONSTR
- 0
- BLDG_CONSTR_SITES
- 0
- DRAGLINES
- 0
- UNCLASSIFIED_CONSTR
- 0
- CO_RECORDS
- N
- SURF_UG_MINE
- N
- SURF_FACILITY_MINE
- N
- REFUSE_PILES
- N
- EXPLOSIVE_STORAGE
- N
- OUTBY_AREAS
- N
- MAJOR_CONSTR
- N
- SHAFTS_SLOPES
- N
- IMPOUNDMENTS
- N
- MISC_AREA
- N
- PROGRAM_AREA
- M/NM--Regular Safety and Health Inspection
- SAMPLE_CNT_AIR
- 0
- SAMPLE_CNT_DUSTSPOT
- 0
- SAMPLE_CNT_DUSTSURVEY
- 0
- SAMPLE_CNT_RESPDUST
- 0
- SAMPLE_CNT_NOISE
- 0
- SAMPLE_CNT_OTHER
- 0
- NBR_INSPECTOR
- 1
- SUM_TOTAL_INSP_HOURS
- 3.5
- SUM_TOTAL_ON_SITE_HOURS
- 1
- COAL_METAL_IND
- M
- SUM_TOTAL_INSP_HRS_SPVR_TRAINEE
- Not recorded
- SUM_TOTAL_ON_SITE_HRS_SPVR_TRAINEE
- Not recorded
2 inspections and other MSHA visits since Oct 8, 2024; activity names are MSHA's own text. Full list: MSHA Mine Data Retrieval System.
Employment and hours worked
Year: 2026Part of mine: STRIP, QUARY, OPEN PITAverage employees: 2Hours worked: 234Details ⌄
- MINE_ID
- 1002355
- CURR_MINE_NM
- Mobile Screen Plant
- STATE_ABBR
- ID
- SUBUNIT_CD
- 03
- SUBUNIT_DESC
- STRIP, QUARY, OPEN PIT
- CALENDAR_YR
- 2026
- ANNUAL_HRS
- 234
- ANNUAL_COAL_PROD
- 0
- AVG_ANNUAL_EMPL
- 2
- AVG_EMPLOYEE_HOURS
- 117
- C_M_IND
- M
Year: 2025Part of mine: STRIP, QUARY, OPEN PITAverage employees: 1Hours worked: 64Details ⌄
- MINE_ID
- 1002355
- CURR_MINE_NM
- Mobile Screen Plant
- STATE_ABBR
- ID
- SUBUNIT_CD
- 03
- SUBUNIT_DESC
- STRIP, QUARY, OPEN PIT
- CALENDAR_YR
- 2025
- ANNUAL_HRS
- 64
- ANNUAL_COAL_PROD
- 0
- AVG_ANNUAL_EMPL
- 1
- AVG_EMPLOYEE_HOURS
- 64
- C_M_IND
- M
Year: 2024Part of mine: STRIP, QUARY, OPEN PITAverage employees: 2Hours worked: 40Details ⌄
- MINE_ID
- 1002355
- CURR_MINE_NM
- Mobile Screen Plant
- STATE_ABBR
- ID
- SUBUNIT_CD
- 03
- SUBUNIT_DESC
- STRIP, QUARY, OPEN PIT
- CALENDAR_YR
- 2024
- ANNUAL_HRS
- 40
- ANNUAL_COAL_PROD
- 0
- AVG_ANNUAL_EMPL
- 2
- AVG_EMPLOYEE_HOURS
- 20
- C_M_IND
- M
What the operator reported to MSHA for the 3 most recent years, one row per part of the mine, as MSHA files them. Rows are not added together.
Mine details
- MSHA field office
- Boise ID Field Office
- Nearest town
- Mackay
- Days worked per week
- 1
- Hours per shift
- 5
- Production shifts per day
- 1
- Maintenance shifts per day
- 0
- Employees, current record
- 1
- Tailing ponds
- 0
- 103(i) spot inspection status
- Never Had 103I Status
- Safety committee
- N
- Portable operation
- Y
Every field in MSHA's mine record
- MINE_ID
- 1002355
- CURRENT_MINE_NAME
- Mobile Screen Plant
- COAL_METAL_IND
- M
- CURRENT_MINE_TYPE
- Surface
- CURRENT_MINE_STATUS
- Intermittent
- CURRENT_STATUS_DT
- Aug 12, 2024
- CURRENT_CONTROLLER_ID
- 0183721
- CURRENT_CONTROLLER_NAME
- Liberty Investments Inc
- CURRENT_OPERATOR_ID
- 0194813
- CURRENT_OPERATOR_NAME
- P-Diamond LLC
- STATE
- ID
- BOM_STATE_CD
- 10
- FIPS_CNTY_CD
- 037
- FIPS_CNTY_NM
- Custer
- CONG_DIST_CD
- Not recorded
- COMPANY_TYPE
- Other
- CURRENT_CONTROLLER_BEGIN_DT
- Feb 8, 2024
- DISTRICT
- M7
- OFFICE_CD
- M7611
- OFFICE_NAME
- Boise ID Field Office
- ASSESS_CTRL_NO
- Not recorded
- PRIMARY_SIC_CD
- 142200
- PRIMARY_SIC
- Crushed, Broken Limestone NEC
- PRIMARY_SIC_CD_1
- 1422
- PRIMARY_SIC_CD_SFX
- 00
- SECONDARY_SIC_CD
- Not recorded
- SECONDARY_SIC
- Not recorded
- SECONDARY_SIC_CD_1
- Not recorded
- SECONDARY_SIC_CD_SFX
- Not recorded
- PRIMARY_CANVASS_CD
- 6
- PRIMARY_CANVASS
- Stone
- SECONDARY_CANVASS_CD
- Not recorded
- SECONDARY_CANVASS
- Not recorded
- CURRENT_103I
- Never Had 103I Status
- CURRENT_103I_DT
- Not recorded
- PORTABLE_OPERATION
- Y
- PORTABLE_FIPS_ST_CD
- 16
- DAYS_PER_WEEK
- 1
- HOURS_PER_SHIFT
- 5
- PROD_SHIFTS_PER_DAY
- 1
- MAINT_SHIFTS_PER_DAY
- 0
- NO_EMPLOYEES
- 1
- PART48_TRAINING
- Y
- AVG_MINE_HEIGHT
- Not recorded
- MINE_GAS_CATEGORY_CD
- Not recorded
- METHANE_LIBERATION
- Not recorded
- NO_PRODUCING_PITS
- Not recorded
- NO_NONPRODUCING_PITS
- Not recorded
- NO_TAILING_PONDS
- 0
- PILLAR_RECOVERY_USED
- N
- HIGHWALL_MINER_USED
- N
- MULTIPLE_PITS
- N
- SAFETY_COMMITTEE_IND
- N
- MILES_FROM_OFFICE
- 220
- NEAREST_TOWN
- Mackay
Operator and controller history
Operator: P-Diamond LLCFrom: Feb 8, 2024To: No end dateController: Liberty Investments IncFrom : Feb 8, 2024To : No end dateDetails ⌄
- CONTROLLER_ID
- 0183721
- CONTROLLER_NAME
- Liberty Investments Inc
- CONTROLLER_START_DT
- Feb 8, 2024
- CONTROLLER_END_DT
- Not recorded
- CONTROLLER_TYPE
- COMPANY
- COAL_METAL_IND
- M
- MINE_ID
- 1002355
- MINE_NAME
- Mobile Screen Plant
- MINE_STATUS
- Intermittent
- OPERATOR_ID
- 0194813
- OPERATOR_NAME
- P-Diamond LLC
- OPERATOR_START_DT
- Feb 8, 2024
- OPERATOR_END_DT
- Not recorded
As MSHA records it, newest operator first.
Address of record
- Business
- P-Diamond LLC
- Contact title
- Owner/Operator
- Address
- 2326 E 1850 S, Gooding ID 83330
MSHA says an address of record "does not represent the actual mine location."
Every field in the address record
- MINE_ID
- 1002355
- MINE_NAME
- Mobile Screen Plant
- CONTACT_TITLE
- Owner/Operator
- NEAREST_TOWN
- Mackay
- BUSINESS_NAME
- P-Diamond LLC
- STREET
- 2326 E 1850 S
- PO_BOX
- Not recorded
- CITY
- Gooding
- STATE_ABBR
- ID
- FIPS_STATE_CD
- 16
- STATE
- Idaho
- ZIP_CD
- 83330
- COUNTRY
- USA
- PROVINCE
- Not recorded
- POSTAL_CD
- Not recorded
- MINE_TYPE_CD
- Surface
- MINE_STATUS
- Intermittent
- MINE_STATUS_DT
- Aug 12, 2024
- PRIMARY_SIC_CD
- Crushed, Broken Limestone NEC
- COAL_METAL_IND
- M
Sources. MSHA open government data files: Mines, Inspections, Violations, AssessedViolations, ContestedViolations, 107(a)OrdersIssued, Accidents, MinesProdYearly, ControllerOperatorHistory, AddressOfRecord. MSHA Mine Data Retrieval System·MSHA fatality report search·MSHA open government data
These are U.S. Department of Labor, Mine Safety and Health Administration records, reproduced as published. Citations can be contested, modified or vacated, and records that are contested or not yet final are included. SafetyRecord.org is not a consumer reporting agency. MSHA records as of Oct 23, 2026. Data and methodology