Installation of Iron Removal Plant and related works for improving water quality in the newly constructed residences of officers/staff located at Supaul District Headquarters.

Supplying all designs drawing construction and commissioning of fully tested and successfully well operated Standard type Iron Treatment Unit (activated allumina based/Nano technology based/any approved technology (CSIR) for removal of excessive Iron upto 10 PPM) suitable for designed flow of capacity given below pipeline, valve and specials all complete job as per requirement and demand of the E/I. The FRP pressure tank and other articles should have not less than as per the specification so as to sustain the design pressure with due factor of safety. It should be duly painted with two coats of anticorrosive paints over a coat of red oxide primer. The materials article should be as per respective Indian standard and should be manufactured from ISO : 9001 company including delivery charges and all taxes & duties complete including all civil works all complete as per standard specification and direction of E/I. 8 KLPH capcity

Supplying all designs drawing construction and commissioning of fully tested and successfully well operated Standard type Iron Treatment Unit (activated allumina based/Nano technology based/any approved technology (CSIR) for removal of excessive Iron upto 10 PPM) suitable for designed flow of capacity given below pipeline, valve and specials all complete job as per requirement and demand of the E/I. The FRP pressure tank and other articles should have not less than as per the specification so as to sustain the design pressure with due factor of safety. It should be duly painted with two coats of anticorrosive paints over a coat of red oxide primer. The materials article should be as per respective Indian standard and should be manufactured from ISO : 9001 company including delivery charges and all taxes & duties complete including all civil works all complete as per standard specification and direction of E/I. 4 KLPH capcity

Installation of Electronically Regulated Doser Type Chlorinator

Cost of Comprehensive Operation and maintainance of 10 nos of IRPs newly Constructed Staff/Officer's Quarter Block under District Administration Supaul with 6 Months Trial Run with 5 year comprehensive operation and maintainance in the district- Supaul for next five year (as per Sub estimate -1)

Earth work in rough excavation , banking excavated earth in layer not exceeding 20 cm in depth , breaking clods watering , rolling each layer with 1/2 tonne roller or wooden or steel rammers and rolling every 3rd and top-most layer with power roller of minimum 8 tonnes and dressing up in embankments for roads, flood banks marginal banks and guide banks or filling up ground depressions. lead upto 50 m and lift upto 1.5 m. All kinds of soil

Supplying and filling in plinth with local sand and under floors including, watering, ramming consolidating and dressing complete.

Providing designation 100 A one brick flat soling joints filled with local sand including cost of watering, taxes, royalty all complete as per building specification and direction of E/l.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work upto plinth level.1:2: 4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work upto plinth level.1:2: 4 (1 cement : 2 coarse sand : 4 graded stone aggregate 40 mm nominal size)

Brick work with bricks of class designation 100A in foundations and plinth in Cement mortar 1:6 ( 1 cement: 6 coarse sand)

12 mm cement plaster 1:3 (1cement :3coarse sand) finished with a floating coat of neat cement

Cement plaster in course sand .12 mm cement plaster of mix 1:4 (1 cement : 4 coarse sand) with Neat cement punning

Providing and fixing fly proof galvanized M.S. wire gauze to windows and clerestory window using galvanized M.S. wire gage with average width of aperture 1.4 mm in both directions with wire of dia.0.63 mm.

Structural steel work riveted or bolted inbuilt up sections, trusess and framedwork, including cutting,hoisting,fixing in position and applying a priming coat of approved ateef primer all complete.

Providing and fixing precoated galvanised iron profile sheets0.50mm total coated thickness with zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade including cutting to size and shape wherever required.

Applying priming coat & painting with ready mixed paint of approved brand and manufacture in all sheds to give an even shade with ready mixed zinc chromate yellow primer of app. Brand on new steel work (two or more coats)