Cms Quarry 1

Metal/Non-Metal, Surface·Crushed, Broken Stone NEC·Saipan, Northern Mariana Islands·Mine ID 6900007

Operator Construction and Material Supply Inc·Controller Joeten Enterprise, Inc.·MSHA status Active since Feb 12, 2026

What MSHA has on file for this mine

Record

On file

Covers

Inspections and other MSHA visits

since Feb 26, 2026

Citations and orders

None on record

Penalties as assessed

None on record

Contested citations

None on record

Imminent danger orders, section 107(a)

None on record

MSHA's list starts July 1, 2010

Accident, injury or illness reports

None on record

MSHA's file starts January 2000

Yearly employment and hours

7 years

one row per part of the mine

Mine details, operator history, address

On file

MSHA records as of Oct 23, 2026. Having MSHA inspection records is common for operating mines. Data and methodology

Inspections

Began

Ended

Activity

Inspectors

Hours on site

Began: Feb 26, 2026

Ended: Feb 28, 2026

Activity: Special Emphasis Programs

Inspectors: 1

Hours on site: 1

Details ⌄

The inspection

BeganINSPECTION_BEGIN_DT: Feb 26, 2026
Closed outINSPECTION_END_DT: Feb 28, 2026
ActivityACTIVITY: Special Emphasis Programs
Activity codeACTIVITY_CODE: E17
Program areaPROGRAM_AREA: M/NM--Special Emphasis Programs
Event numberEVENT_NO: F031743
InspectorsNBR_INSPECTOR: 1
Inspector's office codeINSPECT_OFFICE_CD: M3651
Hours on siteSUM_TOTAL_ON_SITE_HOURS: 1
Total inspection hoursSUM_TOTAL_INSP_HOURS: 2

Who and when, as recorded

Operator at the timeOPERATOR_NAME: Construction and Material Supply Inc
Operator IDOPERATOR_ID: 0145434
Controller at the timeCONTROLLER_NAME: Joeten Enterprise, Inc.
Controller IDCONTROLLER_ID: 0125801
Mine IDMINE_ID: 6900007
Calendar yearCAL_YR: 2026
Calendar quarterCAL_QTR: 1
MSHA fiscal yearFISCAL_YR: 2026
MSHA fiscal quarterFISCAL_QTR: 2
Coal or Metal/Non-MetalCOAL_METAL_IND: M

Recorded as 0 (13)

Active working sectionsACTIVE_SECTIONS, Idle working sectionsIDLE_SECTIONS, Shaft or slope sinking areasSHAFT_SLOPE_SINK, Impoundment constructionIMPOUND_CONSTR, Building construction sitesBLDG_CONSTR_SITES, Dragline or shovel constructionDRAGLINES, Other construction areasUNCLASSIFIED_CONSTR, Air samplesSAMPLE_CNT_AIR, Spot dust samplesSAMPLE_CNT_DUSTSPOT, Survey samplesSAMPLE_CNT_DUSTSURVEY, Respiratory dust samplesSAMPLE_CNT_RESPDUST, Noise samplesSAMPLE_CNT_NOISE, Other samplesSAMPLE_CNT_OTHER

Recorded as N (10)

Company recordsCO_RECORDS, Surface area or underground mineSURF_UG_MINE, Surface mine or facilitySURF_FACILITY_MINE, Refuse pilesREFUSE_PILES, Explosives storageEXPLOSIVE_STORAGE, Outby areasOUTBY_AREAS, Major constructionMAJOR_CONSTR, Shafts or slopesSHAFTS_SLOPES, ImpoundmentsIMPOUNDMENTS, Coal areas not elsewhere classifiedMISC_AREA

Not recorded by MSHA (2)

Supervisor or trainee hours, on siteSUM_TOTAL_ON_SITE_HRS_SPVR_TRAINEE, Supervisor or trainee hours, totalSUM_TOTAL_INSP_HRS_SPVR_TRAINEE

1 inspection or other MSHA visit since Feb 26, 2026; activity names are MSHA's own text. Full list: MSHA Mine Data Retrieval System.

Employment and hours worked

Year

Part of mine

Average employees

Hours worked

Year: 2022

Part of mine: OFFICE WORKERS AT MINE SITE

Average employees: 3

Hours worked: 675

Details ⌄

The report

YearCALENDAR_YR: 2022
Part of the mineSUBUNIT_DESC: OFFICE WORKERS AT MINE SITE
Part of the mine codeSUBUNIT_CD: 99
Average employeesAVG_ANNUAL_EMPL: 3
Hours workedANNUAL_HRS: 675
Average hours per employeeAVG_EMPLOYEE_HOURS: 225

Mine

Mine IDMINE_ID: 6900007
Mine name in this fileCURR_MINE_NM: CMS Quarry 1
StateSTATE_ABBR: MP
Coal or Metal/Non-MetalC_M_IND: M

Recorded as 0 (1)

Coal productionANNUAL_COAL_PROD

Year: 2022

Part of mine: STRIP, QUARY, OPEN PIT

Average employees: 5

Hours worked: 675

Details ⌄

The report

YearCALENDAR_YR: 2022
Part of the mineSUBUNIT_DESC: STRIP, QUARY, OPEN PIT
Part of the mine codeSUBUNIT_CD: 03
Average employeesAVG_ANNUAL_EMPL: 5
Hours workedANNUAL_HRS: 675
Average hours per employeeAVG_EMPLOYEE_HOURS: 135

Mine

Mine IDMINE_ID: 6900007
Mine name in this fileCURR_MINE_NM: CMS Quarry 1
StateSTATE_ABBR: MP
Coal or Metal/Non-MetalC_M_IND: M

Recorded as 0 (1)

Coal productionANNUAL_COAL_PROD

Year: 2021

Part of mine: OFFICE WORKERS AT MINE SITE

Average employees: 3

Hours worked: 1,764

Details ⌄

The report

YearCALENDAR_YR: 2021
Part of the mineSUBUNIT_DESC: OFFICE WORKERS AT MINE SITE
Part of the mine codeSUBUNIT_CD: 99
Average employeesAVG_ANNUAL_EMPL: 3
Hours workedANNUAL_HRS: 1764
Average hours per employeeAVG_EMPLOYEE_HOURS: 588

Mine

Mine IDMINE_ID: 6900007
Mine name in this fileCURR_MINE_NM: CMS Quarry 1
StateSTATE_ABBR: MP
Coal or Metal/Non-MetalC_M_IND: M

Recorded as 0 (1)

Coal productionANNUAL_COAL_PROD

Year: 2021

Part of mine: STRIP, QUARY, OPEN PIT

Average employees: 5

Hours worked: 1,764

Details ⌄

The report

YearCALENDAR_YR: 2021
Part of the mineSUBUNIT_DESC: STRIP, QUARY, OPEN PIT
Part of the mine codeSUBUNIT_CD: 03
Average employeesAVG_ANNUAL_EMPL: 5
Hours workedANNUAL_HRS: 1764
Average hours per employeeAVG_EMPLOYEE_HOURS: 353

Mine

Mine IDMINE_ID: 6900007
Mine name in this fileCURR_MINE_NM: CMS Quarry 1
StateSTATE_ABBR: MP
Coal or Metal/Non-MetalC_M_IND: M

Recorded as 0 (1)

Coal productionANNUAL_COAL_PROD

Year: 2020

Part of mine: OFFICE WORKERS AT MINE SITE

Average employees: 3

Hours worked: 2,418

Details ⌄

The report

YearCALENDAR_YR: 2020
Part of the mineSUBUNIT_DESC: OFFICE WORKERS AT MINE SITE
Part of the mine codeSUBUNIT_CD: 99
Average employeesAVG_ANNUAL_EMPL: 3
Hours workedANNUAL_HRS: 2418
Average hours per employeeAVG_EMPLOYEE_HOURS: 806

Mine

Mine IDMINE_ID: 6900007
Mine name in this fileCURR_MINE_NM: CMS Quarry 1
StateSTATE_ABBR: MP
Coal or Metal/Non-MetalC_M_IND: M

Recorded as 0 (1)

Coal productionANNUAL_COAL_PROD

Year: 2020

Part of mine: STRIP, QUARY, OPEN PIT

Average employees: 6

Hours worked: 2,418

Details ⌄

The report

YearCALENDAR_YR: 2020
Part of the mineSUBUNIT_DESC: STRIP, QUARY, OPEN PIT
Part of the mine codeSUBUNIT_CD: 03
Average employeesAVG_ANNUAL_EMPL: 6
Hours workedANNUAL_HRS: 2418
Average hours per employeeAVG_EMPLOYEE_HOURS: 403

Mine

Mine IDMINE_ID: 6900007
Mine name in this fileCURR_MINE_NM: CMS Quarry 1
StateSTATE_ABBR: MP
Coal or Metal/Non-MetalC_M_IND: M

Recorded as 0 (1)

Coal productionANNUAL_COAL_PROD

Year: 2019

Part of mine: OFFICE WORKERS AT MINE SITE

Average employees: 3

Hours worked: 2,134

Details ⌄

The report

YearCALENDAR_YR: 2019
Part of the mineSUBUNIT_DESC: OFFICE WORKERS AT MINE SITE
Part of the mine codeSUBUNIT_CD: 99
Average employeesAVG_ANNUAL_EMPL: 3
Hours workedANNUAL_HRS: 2134
Average hours per employeeAVG_EMPLOYEE_HOURS: 711

Mine

Mine IDMINE_ID: 6900007
Mine name in this fileCURR_MINE_NM: CMS Quarry 1
StateSTATE_ABBR: MP
Coal or Metal/Non-MetalC_M_IND: M

Recorded as 0 (1)

Coal productionANNUAL_COAL_PROD

Year: 2019

Part of mine: STRIP, QUARY, OPEN PIT

Average employees: 7

Hours worked: 2,134

Details ⌄

The report

YearCALENDAR_YR: 2019
Part of the mineSUBUNIT_DESC: STRIP, QUARY, OPEN PIT
Part of the mine codeSUBUNIT_CD: 03
Average employeesAVG_ANNUAL_EMPL: 7
Hours workedANNUAL_HRS: 2134
Average hours per employeeAVG_EMPLOYEE_HOURS: 305

Mine

Mine IDMINE_ID: 6900007
Mine name in this fileCURR_MINE_NM: CMS Quarry 1
StateSTATE_ABBR: MP
Coal or Metal/Non-MetalC_M_IND: M

Recorded as 0 (1)

Coal productionANNUAL_COAL_PROD

Year: 2018

Part of mine: OFFICE WORKERS AT MINE SITE

Average employees: 3

Hours worked: 3,014

Details ⌄

The report

YearCALENDAR_YR: 2018
Part of the mineSUBUNIT_DESC: OFFICE WORKERS AT MINE SITE
Part of the mine codeSUBUNIT_CD: 99
Average employeesAVG_ANNUAL_EMPL: 3
Hours workedANNUAL_HRS: 3014
Average hours per employeeAVG_EMPLOYEE_HOURS: 1005

Mine

Mine IDMINE_ID: 6900007
Mine name in this fileCURR_MINE_NM: CMS Quarry 1
StateSTATE_ABBR: MP
Coal or Metal/Non-MetalC_M_IND: M

Recorded as 0 (1)

Coal productionANNUAL_COAL_PROD

Year: 2018

Part of mine: STRIP, QUARY, OPEN PIT

Average employees: 8

Hours worked: 3,014

Details ⌄

The report

YearCALENDAR_YR: 2018
Part of the mineSUBUNIT_DESC: STRIP, QUARY, OPEN PIT
Part of the mine codeSUBUNIT_CD: 03
Average employeesAVG_ANNUAL_EMPL: 8
Hours workedANNUAL_HRS: 3014
Average hours per employeeAVG_EMPLOYEE_HOURS: 377

Mine

Mine IDMINE_ID: 6900007
Mine name in this fileCURR_MINE_NM: CMS Quarry 1
StateSTATE_ABBR: MP
Coal or Metal/Non-MetalC_M_IND: M

Recorded as 0 (1)

Coal productionANNUAL_COAL_PROD

Year: 2017

Part of mine: OFFICE WORKERS AT MINE SITE

Average employees: 3

Hours worked: 3,149

Details ⌄

The report

YearCALENDAR_YR: 2017
Part of the mineSUBUNIT_DESC: OFFICE WORKERS AT MINE SITE
Part of the mine codeSUBUNIT_CD: 99
Average employeesAVG_ANNUAL_EMPL: 3
Hours workedANNUAL_HRS: 3149
Average hours per employeeAVG_EMPLOYEE_HOURS: 1050

Mine

Mine IDMINE_ID: 6900007
Mine name in this fileCURR_MINE_NM: CMS Quarry 1
StateSTATE_ABBR: MP
Coal or Metal/Non-MetalC_M_IND: M

Recorded as 0 (1)

Coal productionANNUAL_COAL_PROD

Year: 2017

Part of mine: STRIP, QUARY, OPEN PIT

Average employees: 7

Hours worked: 3,149

Details ⌄

The report

YearCALENDAR_YR: 2017
Part of the mineSUBUNIT_DESC: STRIP, QUARY, OPEN PIT
Part of the mine codeSUBUNIT_CD: 03
Average employeesAVG_ANNUAL_EMPL: 7
Hours workedANNUAL_HRS: 3149
Average hours per employeeAVG_EMPLOYEE_HOURS: 450

Mine

Mine IDMINE_ID: 6900007
Mine name in this fileCURR_MINE_NM: CMS Quarry 1
StateSTATE_ABBR: MP
Coal or Metal/Non-MetalC_M_IND: M

Recorded as 0 (1)

Coal productionANNUAL_COAL_PROD

Year: 2016

Part of mine: OFFICE WORKERS AT MINE SITE

Average employees: 4

Hours worked: 1,845

Details ⌄

The report

YearCALENDAR_YR: 2016
Part of the mineSUBUNIT_DESC: OFFICE WORKERS AT MINE SITE
Part of the mine codeSUBUNIT_CD: 99
Average employeesAVG_ANNUAL_EMPL: 4
Hours workedANNUAL_HRS: 1845
Average hours per employeeAVG_EMPLOYEE_HOURS: 461

Mine

Mine IDMINE_ID: 6900007
Mine name in this fileCURR_MINE_NM: CMS Quarry 1
StateSTATE_ABBR: MP
Coal or Metal/Non-MetalC_M_IND: M

Recorded as 0 (1)

Coal productionANNUAL_COAL_PROD

Year: 2016

Part of mine: STRIP, QUARY, OPEN PIT

Average employees: 7

Hours worked: 1,845

Details ⌄

The report

YearCALENDAR_YR: 2016
Part of the mineSUBUNIT_DESC: STRIP, QUARY, OPEN PIT
Part of the mine codeSUBUNIT_CD: 03
Average employeesAVG_ANNUAL_EMPL: 7
Hours workedANNUAL_HRS: 1845
Average hours per employeeAVG_EMPLOYEE_HOURS: 264

Mine

Mine IDMINE_ID: 6900007
Mine name in this fileCURR_MINE_NM: CMS Quarry 1
StateSTATE_ABBR: MP
Coal or Metal/Non-MetalC_M_IND: M

Recorded as 0 (1)

Coal productionANNUAL_COAL_PROD

What the operator reported to MSHA for the 7 most recent years, one row per part of the mine, as MSHA files them. Rows are not added together.

Mine details

MSHA field office: San Juan PR Field Office
Nearest town: Saipan
Days worked per week: 5
Hours per shift: 1
Production shifts per day: 1
Maintenance shifts per day: 1
Employees, current record: 5
Tailing ponds: 0
103(i) spot inspection status: Never Had 103I Status
Safety committee: N
Portable operation: N

Every field in MSHA's mine record

The mine

Mine nameCURRENT_MINE_NAME: CMS Quarry 1
Mine IDMINE_ID: 6900007
Coal or Metal/Non-MetalCOAL_METAL_IND: M
Mine typeCURRENT_MINE_TYPE: Surface
Current statusCURRENT_MINE_STATUS: Active
Status sinceCURRENT_STATUS_DT: Feb 12, 2026
Legal entity typeCOMPANY_TYPE: Corporation

Operator and controller

OperatorCURRENT_OPERATOR_NAME: Construction and Material Supply Inc
Operator IDCURRENT_OPERATOR_ID: 0145434
ControllerCURRENT_CONTROLLER_NAME: Joeten Enterprise, Inc.
Controller IDCURRENT_CONTROLLER_ID: 0125801
Start of the operating periodCURRENT_CONTROLLER_BEGIN_DT: May 21, 2016

Location and MSHA office

StateSTATE: MP
Bureau of Mines state codeBOM_STATE_CD: 69
FIPS county codeFIPS_CNTY_CD: 110
FIPS county nameFIPS_CNTY_NM: Saipan
Nearest townNEAREST_TOWN: Saipan
MSHA districtDISTRICT: M3
MSHA office codeOFFICE_CD: M3651
MSHA officeOFFICE_NAME: San Juan PR Field Office
Driving miles from the MSHA officeMILES_FROM_OFFICE: 600

Commodity

Primary commodity (SIC)PRIMARY_SIC: Crushed, Broken Stone NEC
Primary commodity codePRIMARY_SIC_CD: 142900
Primary SIC codePRIMARY_SIC_CD_1: 1429
Primary SIC suffixPRIMARY_SIC_CD_SFX: 00
Primary industry groupPRIMARY_CANVASS: Stone
Primary industry group codePRIMARY_CANVASS_CD: 6

Operations, from the Mine Information Form

Days operating per weekDAYS_PER_WEEK: 5
Hours per shiftHOURS_PER_SHIFT: 1
Production shifts per dayPROD_SHIFTS_PER_DAY: 1
Maintenance-only shifts per dayMAINT_SHIFTS_PER_DAY: 1
Workers employedNO_EMPLOYEES: 5
MSHA restricted from enforcing Part 48 trainingPART48_TRAINING: Y
103(i) statusCURRENT_103I: Never Had 103I Status

Recorded as 0 (1)

Tailing pondsNO_TAILING_PONDS

Recorded as N (5)

Portable minePORTABLE_OPERATION, Pillar recovery usedPILLAR_RECOVERY_USED, Highwall miner usedHIGHWALL_MINER_USED, Multiple pitsMULTIPLE_PITS, Safety committeeSAFETY_COMMITTEE_IND

Not recorded by MSHA (15)

Portable mine FIPS state codePORTABLE_FIPS_ST_CD, Congressional districtCONG_DIST_CD, Most recent assessment control numberASSESS_CTRL_NO, Secondary commodity (SIC)SECONDARY_SIC, Secondary commodity codeSECONDARY_SIC_CD, Secondary SIC codeSECONDARY_SIC_CD_1, Secondary SIC suffixSECONDARY_SIC_CD_SFX, Secondary industry groupSECONDARY_CANVASS, Secondary industry group codeSECONDARY_CANVASS_CD, Average mining height, inchesAVG_MINE_HEIGHT, Mine gas categoryMINE_GAS_CATEGORY_CD, Methane liberation, cu ft per 24 hMETHANE_LIBERATION, Producing pitsNO_PRODUCING_PITS, Non-producing pitsNO_NONPRODUCING_PITS, 103(i) status sinceCURRENT_103I_DT

Operator and controller history

Operator

From

Controller

From

Operator: Construction and Material Supply Inc

From: May 21, 2016

To: No end date

Controller: Joeten Enterprise, Inc.

From : May 21, 2016

To : No end date

Details ⌄

Operator

OperatorOPERATOR_NAME: Construction and Material Supply Inc
Operator IDOPERATOR_ID: 0145434
Operator fromOPERATOR_START_DT: May 21, 2016

Controller

ControllerCONTROLLER_NAME: Joeten Enterprise, Inc.
Controller IDCONTROLLER_ID: 0125801
Company or personCONTROLLER_TYPE: COMPANY
Controller fromCONTROLLER_START_DT: May 21, 2016

Mine

Mine IDMINE_ID: 6900007
Mine name in this fileMINE_NAME: CMS Quarry 1
Mine status at this pointMINE_STATUS: Active
Coal or Metal/Non-MetalCOAL_METAL_IND: M

Not recorded by MSHA (2)

Operator toOPERATOR_END_DT, Controller toCONTROLLER_END_DT

As MSHA records it, newest operator first.

Address of record

Construction and Material Supply Inc·Contact title President·Kannat Tabla, Saipan MP 96950

MSHA says an address of record "does not represent the actual mine location."

Every field in the address record

Address

Business nameBUSINESS_NAME: Construction and Material Supply Inc
Contact titleCONTACT_TITLE: President
StreetSTREET: Kannat Tabla
CityCITY: Saipan
StateSTATE_ABBR: MP
State nameSTATE: Commonwealth of the Northern Mariana Islands
ZIP codeZIP_CD: 96950
CountryCOUNTRY: USA
FIPS state codeFIPS_STATE_CD: 69

Mine

Mine IDMINE_ID: 6900007
Mine name in this fileMINE_NAME: CMS Quarry 1
Nearest townNEAREST_TOWN: Saipan
Mine typeMINE_TYPE_CD: Surface
Mine statusMINE_STATUS: Active
Status sinceMINE_STATUS_DT: Feb 12, 2026
Primary commodity (SIC)PRIMARY_SIC_CD: Crushed, Broken Stone NEC
Coal or Metal/Non-MetalCOAL_METAL_IND: M

Not recorded by MSHA (3)

PO boxPO_BOX, ProvincePROVINCE, Foreign postal codePOSTAL_CD

Sources. MSHA open government data files: Mines, Inspections, Violations, AssessedViolations, ContestedViolations, 107(a)OrdersIssued, Accidents, MinesProdYearly, ControllerOperatorHistory, AddressOfRecord. Field labels are shortened from MSHA's definition files, with MSHA's column name beside each. 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