Construction Works For Mining In Jsw S.A. Plants, Including: Transport Slope To Level 1000 (From Intersection Iv-Z To Intersection N-2) (To Intersection I To Z-Vii Rising Cutting), Driving Of B-3 Gallery, Deck 404/4 And 404/4+405/1, B-2 Top, Deck 404/4 And 404/4+405/1, B-1 Ramp, Deck 404/3 And B-4 Gallery, Deck 404/4 And 404/4+405/1