'Attending And Filling Up Of Dry, Screened, Clean Sand In Sandbox After Draining Out Of Moist Or Wet Sand If Any Inside The Sandbox Along With Its Disposal At Provided Place And Ensuring Free Flow Of Sand In Ac Electric Locomotives With Supply Of Sand Confirming To Rdso Specification No. Aarm-916-51 And Packed In 10 Kg Water Proof Bags For Use In Electric Locomotives Sanding Equipment Round The Clock' At Electric Loco Shed, Ghaziabad.