Construction of storage tanks of various LWSS / WSS in various habitation under Sadar Constituency District Bilaspur (SH Construction of 6 Nos over head storage tank with fencing (Job NO.3).

Amount

Excavation in foundation trenches etc. in earth work in all kinds of soil such as pick work, jumper work, blasting work in soft/hard rock, chiseling wedging out of rock where blasting in prohibited saturated soil including bailing / pumping out of water, stacking the excavated soil in all leads and lifts clear from the edge of excavation and then returning the stacked soil in 15cm layers, when required into plinth sides of foundation etc. consolidating each deposited layer by ramming and watering and then deposing of all surplus excavated earth as directed within all leads and lifts.

Providing and laying cement concrete 1:1:2 (1cement:1 sand:2 graded stone aggregate 20mm nominal size) and curing complete excluding the cost of form work and reinforcement for reinforced concrete work in:-

Wall any thickness but not less than 0.1mtr thickness attached pilasters, buttresses, plinth and string courses etc. from top of foundation level up to floor two level and to the entire satisfaction of the Engineer-in-charge.

Providing and laying cement concrete 1:3:6 (1cement:3sand:6 graded stone aggregate 40mm nominal size) and curing complete excluding the cost of form work in foundation and plinth in all leads and lifts.

Providing and laying cement concrete 1:6:12 (1cement: 6sand: 12 graded stone aggregate 40mm nominal size) excluding the cost of centering and shuttering in foundation and plinth and to the entire satisfaction of the Engineer-in-charge.

Providing and laying cement concrete 1:1:2 (1cement:1 sand:2 graded stone aggregate 20mm nominal size) and curing complete excluding the cost of form work and reinforcement for reinforced concrete work in:-

Foundation footings base of columns and the like and mass concrete and to the entire satisfaction of the Engineer-in-charge.

Wall any thickness but not less than 0.1mtr thickness attached pilasters, buttresses, plinth and string courses etc. from top of foundation level up to floor two level and to the entire satisfaction of the Engineer-in-charge.

Floor two level to three level

Floor two level to three level

Floor three level to four level.

Lintels Beams

Floor two level to three level

Floor three level to four level.

Arches upto floor

Floor two level to three level

Floor three level to four level.

Suspended floor roofs landing shelves and their supports balconies, beams girders bressumers and cantilevers up to floor two level.

Providing form work with steel plates 3.15mm thick welded with angle iron in frame 30x30x5mm so as to give a fair finish including centering shuttering, strutting and propping etc. with wooden battens and bellies, height of propping and centering below supporting floor two ceiling not exceeding 4 mtr and removal of the same for in-situ reinforced concrete and plain concrete work in

Foundation, footings, bases of columns etc. and mass concrete.

Flat surfaces such as soffits of suspended floor landings and the like up to 200mm thickness and to the entire satisfaction of the Engineer-in-charge.

Vertical surfaces such as walls (any thickness) partitions and the like including attached pilasters buttresses, plinth and string courses and the like and to the entire satisfaction of the Engineer-in-charge.

Vertical surface of tank

Columns, pillars posts, struts, circular or curved in plan

Side and soffits of beams

Providing form work of ordinary timber planking, so as to give a rough finish including centering, shuttering, strutting and propping etc. height of propping and centering below supporting floor two ceiling not exceeding 4 mtr and removal of the same insitu rireinforced concrete and plainconcrete work in all leads and lifts and as per direction of the Engineer-in-charge. In arches not exceeding 6 mtr span.

Beyond 4.00 mtr height

Providing laying tor steel reinforcement for RCC work including bending binding and placing in position complete in all depths and heights and to the entire satisfaction of the Engineer-in-charge.

Providing in RCC work smooth finishing of the exposed surface with cement mortor 1:3(1cement: 3sand) and to the entire satisfaction of the Engineer-in-charge.

Finishing wall with water proofing cement paint of approved brand and manufacture and of required shade on undecorated walls surfaces (two coats) to give an even shade after thoroughly brushing the surface to remove all dirt, dust and remains of loose powdered material in all leads and lifts and as per the direction of the Engineer-in-charge.

Supplying and fixing of manhole cover (size 680x680) with MS sheet 2.00mm thick with hinges on MS angle iron frame 35x35x3mm supporting with 40x5mm MS flat with base frame 40x40x5mm duly welded and fixed in RCC slab with anchor bolt 12mmx150mm including cost of welding charges, carriage fixing and applying priming coat and locking arrangement complete in all respect and to the entire satisfaction of the Engineer-in-charge.

Laying, Jointing and testing galvanized mild steel tube screwed and socketed in trenches of following dia. including tube fittings such as bends, tees, reducers, unions etc. complete and to the entire satisfaction of the Engineer-in-charge (earth work in trenches to be measured and paid for separately).

100mm dia

65mm dia

20mm dia

Steel work welded in built up section trusses and framed work including cutting, hoisting fixing in position and applying a priming coat of red lead paint in gratings framed guard, bars, ladders railing brackets and similar works and to the entire satisfaction of the Engineer-in-charge.

Providing and fixing flanged CI sluice valve ( with hand wheel) as per IS: 780 class-I for following dia ( including brass spindle and as per IS: 2906 class-II) with bolts nuts rubber insertion etc. mote then complete with bolts, nuts rubber insertion etc. complete in all respect including carriage of material within all leads and lifts.

100mm dia

65mm dia

Providing and fixing bends of required degrees made from parent tubes conforming to relevent codes fully flanged with MS flange of table-5 confirming to IS: 6392-1971 complete in all respect with in all leads and lifts.

65 mm dia

100mm dia

Providing plinth protection 50mm thick iin cement concrete 1:3:6 (1cement: 3sand: 6 graded stone agg. 20mm nominal size) including entire carriage of material in all leads and lifts as per direction of the Engineer-in-charge.

Providing under layers for plinth protection 75mm thick (unconsolidated) bed dry brick/stone aggregate 40mm nominal size well rammed and consolidated grouted with fine sand including preparation of ground complete in all respect within all leads and lits.

Constructing chamber for sluice valve, with CI surface box 100mm top dia, 160mm bottom dia and 180mm deep (inside) with chained lid RCC top 1:2:4 mix (1cement: 2saand: 4 graded stone agg. 20mm nominal size) 100mm thick foundation concrete 1:5;10 mix (1cement:5sand: 10 graded stone agg. 40mm nominal size) and inside plastering with cement mortar 1:3 (1cement: 3sand) finished with a floating coat of neat cement including curing complete.

600x600x750mm inside size with 150mm thick walls of RCC 1:2:4 (1cement: 2sand: 4 graded stone aggregate 20mm nominal size) complete with form work and reinforcement with 6mm bars at not exceeding 150mm centers both ways.

Lightning conductor

Water measurement guage

Ventpipe i.e. CI cowl complete

Flanged well mount along with puddle

Expention joints

Structural design and drawing

Soil testing report for bearing capacit of soil

1.80 mtr high fencing with angle posts (50x50x6mm) 2.50 mtr centre to centre with 9 horizontal lines and 2 diagonals of galvanised steel barbed wire (IS: 278-1962 type-I) weghing 9.38kg per 100 mtrs (Minimum) strained and fixed to post.

Providing and fixing M.S gate made of 40x40x4mm angle iron frame and 10mm dia M.S square bars and to the entire satisfaction of the Engineer-in-charge.

20mm thick cement plaster in single coat of same side stone masonry for interior plastering upto floor two level including arises internal rounded angles chamfers or round angles not exceeding 80mm in girth and finished and smooth in CM 1:6 (1cement: 6sand) and to the entire satisfaction of the Engineer-in-charge.

MS Kamal Dev Sharma

RATTAN LAL