Construction of Vedanthangal Birds enclosure at Arignar Anna Zoological Park

Amount

Clearing Scrub Jungle

HGS - SS 20B Earth work excavating and depositing on bank with initial lead of 10 mt. and initial lift of 2 mts in Hard stiff clay, stiff block cotton hard red earth and earth mixed with small size boulders and hard gravelly soil SS 20 B (Unique Code W - 0061)

Plain Cement concrete 1:3:6 using 40mm size metal for Column, Plinth beam etc.,

Reinforced Cement concrete 1:1.5:3(one cement, two sand and four hard broken stone) using 20 mm gauge hard broken granite stone jelly for all RCC works such as RCC footings, Columns, Plinth beam etc.,

Brick work in cement mortar 1:5 (One cement and five sand using second class table molded chamber burnt bricks of size Masonry projection wherever necessary for obtaining required elevation should be done without cost) for drainage manhole, boundry wall, Nesting hut etc.,

Refilling with M sand for Aviary dome, Viewing gallery, Service area etc.,

Providing form work for centering, strutting etc., for all RCC works such as RCC footings, Columns, Plinth beam etc., complete complying with standard specifications

Supplying fabricating and placing in position mild steel plain or RTS bars as detailed below for all RCC works inclusive of cost of steel and binding wire (steel) bar alone shall be supplied departmentally at site of work for footing, column, beams etc.,

Viewing Gallery top covering by blackout fabric for service gate

Plastering with cement mortar 1:4 (one cement and four sand) 12mm thick

Supply of 8mm MS Base plate, 80mm dia bore pipes with 4.80mm thick, 450mm length J hooks and 32x3mm MS flat etc.,

Fabrication work for HOT dip Galvanisation for MS Base plate, 80mm dia bore pipes with 4.80mm thick, 450mm length J hooks and 32x3mm MS flat etc.,

Distempering with best quality of Acrylic distemper two coats over one coat of primer over new plastered surface

Suppy, fabrication and fixing of 50x50mm hole 3mm (11 SWG) thick, SS304 grade Chainlink mesh

Engaging hire and running charges of Crane 20 Tonne Capapcity

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete

40 mm nominal outer dia Pipes

Providing and fixing brass bib cock of approved quality - 40 mm nominal bore

Providing and fixing on wall face Unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed - 110mm dia meter