PITCHED ROOF WITH INTERIOR PANNEL CHANGE AND RENOVATION AT MUSEUM ENTRANCE HMI, DARJEELING

Civil Works

Earth work in excavation of foundation trenches or drains in all sorts of soil (including mixed soil but excluding laterite or sand stone) including removing, spreading or stacking the spoils within a lead of 75m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. .

Laying 150 mm. to 200 mm. boulder soling including rough dressing hand packing and ramming down small pieces in the interstics including rolling and preparing the bed to proper level and filling up all joints with sandy clay or earth.

Cost of stone boulder 150 mm size delivered ans stacked at site.

(I) Cement concrete with graded stone ballast (40 mm size) excluding shuttering.In ground floor.

Ordinary cement concrete (mix 1:1.5:3) with graded stone chips (20mm nominal size) excluding shuttering and reinforcement, if any, in ground floor as per relevant codes.

Hire and labour charge for shuttering with centreing and necessary staging up to 4 m. using approved stout props and thick hard wood planks of approved thick ness with required bracing for concrete slabs, beams, columns, lintels curved or staight including fitting fixing and striking out after complection of works. (up to roof of ground floor).

Reinforcement for reinforced concrete work in all sorts of structures including distribution bars, stirrups, binders etc. initial straightening and removal of loose rust (if necessary), cutting to requisite length, hooking and bending to correct shape, placing in proper position and binding with 16 gauge black annealed wire at inter-section, complete as per drawing and direction.

Collapsible gate with 40mm x 40mm x 6mm Tee as top and bottom guide rail, 20mm x 10mm x 2mm vertical channels 100mm apart in fully stretched position 20mm x 5mm M.S. flats as collapsible bracings properly rivetted and washered including 38mm steel rollers including locking arrangements, fitted and fixed in position with lugs set in cement concrete and including cutting necessary holes, chasing etc. in walls, floors etc. and making good damages complete.

(a) Supplying, fitting and fixing steel rolling shutter profile type with 18 B.G. of approved type, steel latche section 75 mm.wide, fitted with coil wire spring to necessitate the fitting of required No. of C.I. pulleys on heavy type solid drawn seamless steel tube complete with locking arrangement both inside and ouside specially built up side guide channels including providing a hood for the steel rolling shutter in the room, painting two coats of approved aluminium paint over a coat of red lead primer complete.(Measurement will be made on the area of opening covered by the rolling shutter corrected, upto 2 decimal.)2. Payment of painting to be separately.

Wall panelling / partition with Melamine faced 3 layered flat pressed wood particle board of approved make and brand as per direction of Engineer - in - Charge of requisite grade bonded with phenol formaldehyde synthetic resin conforming to IS: 848 - 1974 (excluding the cost of supporting frame work and teak wood battens / lipping) In Ground Floor

P.V.C- False Ceiling :Providing False Ceiling made with framework of steel tube of 40mm x 20mm ofnot less than 18 gauge,the long and cross section will be welded with each other1000mm to 1200mm apart the entire framework will be fixed in wall usingrawlplug or gutties or screws etc. and suspended from ceiling with M.S flat19mmx3mm as necessary,the entire frame will be painted with red oxide.PRINTED LAMINATED P.V.C Section 150mm x 12mmx 1.00mm (+/- 0.01mm)of approved quality and colour will be fixed on the frame so that the entireframework will not be visible from below P.V.C Section will be fixed with theframe with the help of self tapping steel screws including all materials and labourcharges including fitting,fixing the same and hoisting including mending thedamages in all respect and cost of paint as required as per direction of Engineerin-Charge .In ground floor.

125 mm. thick brick work with 1st class bricks in cement mortar (1:4) in ground floor.

Plaster ( to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering conrners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (ground floor). [Excluding cost of chipping over concrete surface].

Wood work in door and window frame fitted and fixed in position complete including a protective coat of painting at the contact surface of the frame excluding cost of concrete, Iron Butt Hinges and M.S clamps. (The quantum should be corrected up to three decimals).

Glazed shutters of doors, window, fan light, clerestory windows etc. as per design (with ordinary glass of 7.4 kg./sq.m.,3 mm. thick) fitted with putty bed and teak wood bead and nails including fitting and fixing shutter in position but excluding the cost of hinges and other fittings , cost of glass , putty, wooden beads etc which will be paid separately.in ground floor.

supplying, fitting and fixing M.S. clamps for door and window frame made of flat bent bar , end bifurcated with necessary screws etc. by cement concrete (1:2:4) as per direction . ( cost of concrete will be paid separately).

Anodised aluminium butt hinges of approved quality manufactured from extruded section conforming to I.S. specification (I.S.205/66) and fitted and fixed with cadmium plated screws:.

Anodise aluminium barred/tower/socket bolt (full covered) of approved manufactured from extruded section conforming to I.S.204/74 fitted and Fixed with cadmium plated screws:.

Supplying, fitting & fixing Stainless Steel 'D' or 'H' type of size 300 mm x 19 mmtubular Handle with Grade 304, CE certified, marked & conforming to EN -1154, of approved quality of reputed brand as per direction of Eingineer-in-Charge fitted and fixed complete including all incidental charges.

Providing and fixing exterior quality Aluminium Composite Panel (ACP)wall cladding with Al. /MS frame work with GI brackets, ACP fixedon the existing frame work by folding the edges of ACP panel (Engravingthe rear surface of ACP sheet) with CP angles, cleats and strainless Steelscrews forming groves at the periphery of ACP panel. Such grooves filledwith foam and silicon sealant etc. complete with all materials (butincluding the cost of silicon sealant), labour, scaffolding and all otherincidental charges complete in all respect as per specification anddirection of Engineer-in-charge. (Mode of payment is on finished surfacearea of ACP)

Supplying bubble free float glass of approved make and brand conforming to IS: 2835-1987;(A) clear, toughened glass conforming to IS:2553-1992 (part-II)

the actual weight of such items with the weight of finished structural members or 7% of weight for finished structural members weitghing not less than 22.5Kg./m. or 15% of weight for finished structural members weighing less than 22.5 kg./m. may be incressed to allow for bracket, cleat, revets, bolts and nuts etc. and no seperate payment being made for these items, as per direction of Engineer-In-charge. The rates are considered for a height of erection 8m./ 2nd. floor level from level from the ground. Add 1.5% extra over the rate for each additional floor or 4m. beyond initial 8m. or part there of.

Supplying, fitting & fixing Zn-Al alloy (55% Al & 45% Zn) coating of 150grams per sq. metre (followed by colour coated on both side) steel sheetwork having minimum yield strength of 550 Mpa of trapizoidal profile ofapproved make as per IS: 15965: 2012 and IS: 14246: 2013 (excludingthe supporting frame work) fitted and fixed with 55 mm & 25 mm selftapping screw, EPDM Washer 16 mm dia & 3 mm th. washer etc.complete with 150 mm end lap and one corrugation minimum side lap.(Payment to be made on area of finished work). In roof With .5mm thick sheet.

Galvanised iron sheet ridging fitted with necessary bolt, screws, washers etc complete. (225 mm end lapping).