Union Minister Nitin Gadkari to hold a review meeting over ongoing works of Polavaram Project on Tuesday. The NHPC report is likely to be discussed in the meeting. Irrigation Minister Devineni Uma said, mud and stones excavated from spill and approach channels will be used for cofferdam and earth-cum-rock-filled dam. The Minister said that works are going at brisk pace. He expressed optimism of works will be speeded up as Union Minister Nitin Gadkari will be visiting Polavaram Project site on December 23 to inspect works.