Tenders are invited on-line under single cover system on the website https://coalindiatenders.nic.in from the eligible bidders having Digital Signature Certificate (DSC) issued from any agency authorized by Controller of Certifying Authority (CCA), Govt. of India and which can be traced up to the chain of trust to the Root Certificate of CCA, for the following work: Description of work- Construction of Floor concreting along 17D Travelling roadways of R-VI (Bogra) Seam of J. K. Nagar (R) Colliery. Time Schedule of Tender: a. Tender e-Publication date 17.08.2024 at 15.00 b. Document download start date 17.08.2024From 17:00 c. Document download end date 27.08.2024 up to 17:00 d. Bid Submission start date 17.08.2024 From17:00 e. Bid submission end date 27.08.2024 up to 17:00 f. Start date for seeking Clarification on-line 17.08.2024 From17:00 g. Last date for seeking Clarification on-line 24.08.2024 up to 17:00 h. Date of Pre-bid meeting (if any) NA NA i. Bid Opening date 29.08.2024 at 10.00 Note: The auto extension of submission of bid shall be applicable as per details mentioned in clause No.14 of NIT.