Tripura Urban Planning And Development Authority Tender

For DHARMANAGAR Town Interception and Diversion works For DHARMANAGAR

Design, Supply and Construction of RCC Interception Chamber of size 1 x 2 x1.50 m size for the Major identified waste water (Grey/ Blackish water) conveying drains in core areas with the provision of overflow gate for diverting rainwater during rainy season and wastewater diversion in to the gravity system including measuring the flow of sewage coming in the drain and size proposed shall be capabale to handle the flow in the drain .(DBO ITEM)

Design and construction of 3.00 m diameter RCC collection well for required depth for storing the wastewater of 3.0 MLD flow with proper arrangement for erection of non-clog submersible pump sets. The side wall shall be extended 1.50 m above the GL. Necessary girders with lifting arrangements are to be made to lift the pump set. Internal access ladders are to be provided including supply of all materials and labour complete. The cost includes soil testing for the assessment of soil bearing capacity and ground water table etc. The well shall be designed for the uplift pressure and external earth pressure as per IS 456. The cost includes earth work excavation in all type of soils, refilling sides, necessary barricading arrangement during construction, waterproof testing and removal of excess earth and disposing in a suitable location away from the site as per approved design, drawings and specification and as directed by the Engineer in charge