Tender For corrigendum : frp based underground packaged sewage treatment plant of capacity 80 kld with imttwst 30 kl (p), ttp 6.0 m3 and ozonation system within the compound of kaliyaganj state general hospital at kaliyaganj, dist uttar dinajpur, state west bengal - frp based underground packaged sewage treatment plant of capacity 80 kld with imttwst 30 kl (p), ttp 6.0 m3 and ozonation system within the compound of proposed kaliyaganj state general hospital at kaliyaganj, dist – uttar dinajpur, state – west bengal.