EXECUTION OF A CONTRACTING WORKS: A) LOADING, TRANSPORTING AND SUPPLYING TOTAL QUANTITIES OF 2,000,000 TONS OF LIMESTONES. B) EXTRACTION, LOADING AND TRANSPORTING TOTAL QUANTITIES OF 250,000 TONS OF SHALE. C) LOADING AND TRANSPORTING TOTAL QUANTITIES OF 450,000 TONS OF CLAY. FROM COMPANY’S QUARRIES & STOCKS YARDS TO THE CRUSHERS OF CEMENT PLANTS AT UMM-BAB.