Suraksha may increase amount promised as compensation for delay; may hand over 250 towers in three years to buyers. : With only a day left for the two bidders of Jaypee Infratech to submit their revised resolution plans, the government's construction arm NBCC Ltd is expected to offer nearly 10 percent more land to lenders and reduce the timeline for completion of about 20,000 flats by three to four months in its revised bid, sources told Moneycontrol.