Surface Metal Mine specialising in Construction Sand and Gravel, operated by Northland Constructors
Portable unit, location varies.
| Id | 2103843 |
| Current Mine Name | Grayhawk HP400 |
| Coal Metal Ind | M |
| Current Mine Type | Surface |
| Current Mine Status | Intermittent |
| Current Status Dt | 12/03/2014 |
| Current Controller Id | M06640 |
| Current Controller Name | James L Holmgren |
| Current Operator Id | 0135594 |
| Current Operator Name | Northland Constructors |
| State | MN |
| Bom State Cd | 21 |
| Fips Cnty Cd | 137 |
| Fips Cnty Nm | St Louis |
| Cong Dist Cd | |
| Company Type | Other |
| Current Controller Begin Dt | 10/17/2014 |
| District | M4 |
| Office Cd | M4651 |
| Office Name | Duluth MN Field Office |
| Assess Ctrl No | 000421142 |
| Primary Sic Cd | 144200 |
| Primary Sic | Construction Sand and Gravel |
| Primary Sic Cd 1 | 1442 |
| Primary Sic Cd Sfx | 00 |
| Secondary Sic Cd | |
| Secondary Sic | |
| Secondary Sic Cd 1 | |
| Secondary Sic Cd Sfx | |
| Primary Canvass Cd | 5 |
| Primary Canvass | SandAndGravel |
| Secondary Canvass Cd | |
| Secondary Canvass | |
| Current 103i | Never Had 103I Status |
| Current 103i Dt | |
| Portable Operation | Y |
| Portable Fips St Cd | 27 |
| Days Per Week | 5 |
| Hours Per Shift | 10 |
| Prod Shifts Per Day | 1 |
| Maint Shifts Per Day | 0 |
| No Employees | 2 |
| Part48 Training | Y |
| Longitude | |
| Latitude | |
| Avg Mine Height | |
| Mine Gas Category Cd | |
| Methane Liberation | |
| No Producing Pits | |
| No Nonproducing Pits | |
| No Tailing Ponds | 0 |
| Pillar Recovery Used | N |
| Highwall Miner Used | N |
| Multiple Pits | N |
| Miners Rep Ind | N |
| Safety Committee Ind | N |
| Miles From Office | 10 |
| Directions To Mine | Portable unit, location varies. |
| Nearest Town | Duluth |
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