BENCH & ROAD STANDARS IN OPENCAST MINES.pptx

PARAMETERS AND DESIGN OF BENCHES & HAUL ROADS IN OPEN CAST MINE WORKINGS

1. PARAMETERS OF OPENCAST MINE BENCHES & HAUL ROAD K. Krishnudu, FCC(R), Manager, Mines Group Vocational Training Centre, Hosapete. Email: [email protected] We Train The Miners For Their Safety & Productivity in Mines.

2. DESIGN PARAMETERS OF OPENCAST MINE BENCHES

3. OPEN CAST MINEWORKING

4. DRILLING FOR BLASTING

5. BLSTING IN OPENCAST MINE

6. BENCH WIDTH BENCH HEIGHT BENCHES IN OPENCAST MINE

7. 60 ° BENCH FACE SLOPE IS MAINTAINED AT 60 ° FROM HORIZONTAL BENCH SLOPE HAUL ROAD BENCH FACE SLOPE

8. TRUCK WIDTH 4 METERS TRUCK WIDTH 4 METERS HALF TRUCK WIDTH 2 METERS CLEARANCE FOR TRUCKS ON TWO WAY

9. HAUL ROAD WIDTH AS PER DGMS STANDARDS SAFETY BUND Haul Road Width = 3 Times the Width of Biggest Vehicle

10. MINE HAUL ROAD AND ACCESS ROAD TO PIT/MINE

11. SAFETY BUND HAUL ROAD GRADIENT ROAD GRADIENT 1 IN 16 FOR MOVEMENT OF HAUL TRUCKS

12. SHORT RAMPS 1 IN 10 FOR MOVEMENT OF HEAVY MACHINERY FROM BENCH TO BENCH SHORT RAMPS BENCH TO BENCH MAXIMUM LENGTH 10 METERS

13. ROAD GRADIENT 1 IN 16 FOR MOVEMENT OF HAUL TRUCKS HAUL ROAD GRADIENT

14. MATCHING ROADS WITH 1 IN 16 GRADIENT FROM ONE BENCH TO ANOTHER BENCH FOR TRAVELLING OF DUMPERS HAUL ROAD GRADIENT

15. SAFETY BUND

16. VISIBILITY AT ROAD CURVE ATLEAST 30 METERS AHEAD

17. ESCAPE LINE IN HAUL ROAD

18. MATERIAL HAULING ROAD IN MINE BENCH WORKING