12. The contention of the petitioners that they were not heard by the respondents with regard to acquisition of their lands cannot be accepted for the reasons that - It is the admitted case of the appellants/petitioners that though they received notices dated 25.05.2010, issued by the Land Acquisition Officer, they did not attend the enquiry under Section 5-A of the Act, which was conducted on 05.08.2010. As they did not attend the enquiry, the Land Acquisition Officer, basing on the material available before him, submitted his report, which the District Collector accepted, and pursuant thereto, issued the impugned declaration under Section 6 of the Act. However, while the writ petitions were pending, the learned single Judge considering the submission advanced on behalf of the petitioners, that excavation of canal is wholly unnecessary and that the same is detrimental to the interests of the farmers of 21 villages, and as the petitioners did not participate in the enquiry under Section 5-A of the Act, felt it appropriate to call for a report from the Engineer-in-Chief, Indira Sagar Polavaram Project, Dhavaleswaram, East Godavari, and directed him to examine the grievances of the petitioners, as raised in W.P. No. 20479 of 2011, and permitted the petitioners to submit their detailed representation, and after conducting enquiry to submit report to the Court on the objections raised by the