supply, installation and commissioning of 52 nos. of 190t rear dumpers along with consumable spares and consumables and thereafter spares and consumables under spares cost cap. , supply, installation and commissioning of 20 nos. of 190t rear dumpers along with consumable spares and consumables for 12 months of warranty period from the date of commissioning of the equipment and thereafter spares and consumables for a period of 8 years under spares cost cap for dudhichua ocp, ncl. , supply, installation and commissioning of 13 nos. of 190t rear dumpers along with consumable spares and consumables for 12 months of warranty period from the date of commissioning of the equipment and thereafter spares and consumables for a period of 8 years under spares cost cap for jayant ocp, ncl , supply, installation and commissioning of 13 nos. of 190t rear dumpers along with consumable spares and consumables for 12 months of warranty period from the date of commissioning of the equipment and thereafter spares and consumables for a period of 8 years under spares cost cap for nigahi ocp, ncl. , supply, installation and commissioning of 05 nos. of 190t rear dumpers along with consumable spares and consumables for 12 months of warranty period from the date of commissioning of the equipment and thereafter spares and consumables for a period of 8 years under spares cost cap for amlohri ocp, ncl. , supply, installation and commissioning of 01 nos. of 190t rear dumpers along with consumable spares and consumables for 12 months of warranty period from the date of commissioning of the equipment and thereafter spares and consumables for a period of 8 years under spares cost cap for khadia ocp, ncl.