Laying damaged roof by PU Roof Coat and other allied work at Jupiter Annex Building, Jadavpur University Main Campus.

Stripping off worn out plaster and raking out joints of walls, celings etc. upto any height and in any floor including removing rubbish within a lead of 75m as directed. Section-B, Item-10

(a) Applying 2 coats of bonding agent with synthetic multi functional rubber emulsion having adhesive ….. water in proportion (1 bonding agent : 4 water : 6 cement) as per Manufacturer's specification. Section-C, Item-59,a

Cement concrete (1:1.5:3) with graded stone chips 5.6 mm size withhexagonal square mesh wire netting, I.R.C. fabric mesh or X.P. M. fitted andfixed after tying the existing reinforcement on concrete without distributingthe same and with proper scarping and cleaning the reinforcement anddisturbed concrete with wire brush etc. after applying a coat of cementincluding the cost of wire netting I.R.C or X. P. M. & cost of all handling andscaffolding complete as per direction of Engineer-in -charge. a) 20 mm thick PCS [Item 27 page- 40

Plaster (to wall, floor, ceiling etc.) with sand and and raking out joints including throating, nosing and [Excluding cost of chipping over concrete surface] cement mortar including rounding off or chamfering corners as directed…..drip course, scaffolding/staging where necessary (1st floor). (ii) With 1:4 cement mortar (a) 20 mm thick plaster Section-I, Item-1,ii,a

Hire and labour charges for shuttering with centering and necessary staging upto 4 m using approved stout props and thick hard wood planks of approved thickness with required completion of works (upto roof of ground floor) a) 25 mm to 30 mm thick wooden shuttering as per decision & direction of Engineer-In-Charge. Section- C, Item-36,a

Reinforcement for reinforced concrete work in all sorts initial straightening and removal of loose rust (if necessary), cutting to requisite length, hooking and , placing in proper position and binding with 16 gauge black annealed wire at of structures including distribution bars, stirrups, binders etc ………… bending to correct shape ….. every intersection, complete as per drawing and direction. (i) Tor steel/Mild Steel Section- C, Corrigendum 2, Item No-1(i)

Ordinary Cement concrete (mix 1:1.5:3) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement,if any, in ground floor as per a) Pakur Variety Section- C, Item-5,a

Cutting chase upto 125 x 150 mm. and subsequent mending of damages (b) in concrete wall [Cement-3.6 Kg/Mtr] Section-B, Item-11,b

M.S. works in brackets made from flats, angles, tees nuts, washer or screws etc. Section- F, Item-8

Welding in M.S. structural work with gas or electric: (a) Tack weld Section- F,b Item-2,a/b