Strengthening and Repairs to N.H. Sub Divisional office building Ratnagiri. Tal.Dist Ratnagiri

Item No 1 :-Removing theexisting cementplaster ofany thicknesswithout causingdust nuisance and stacking thedebris uptoa distanceof 50metres orspreading inthe compoundand cleaningthe site etc. complete.

Item No 2 :- Providing internal cement plaster 12mm thick in single coat in cement mortar 1:3 without neeru finish to concrete or brick surfaces, in all position including scaffolding and curing etc. Complete

Item No 3 :-Providing sand faced plaster externally in cement mortar using approved screened sand, in all positions including base coat of 15 mm thick in cement mortar 1:4 using waterproofing compound at 1 Kilogramper cement bag curing the same for not less than 2 days and keeping the surface of the base coat rough to receive the sand faced treatment 6 to 8 mm thick in cement mortar 1:4 finishing the surface by taking out grains and curing for fourteen days scaffolding etc.complete.

Item No 4 :- Providing and applying priming coat on concrete/ masonary/ Asbestos Cement plastered surfacesincluding scaffoldingif necessary, preparingthe surfaceby thoroughlycleaning oil, grease, dirtand other foreign matter and sand papering as required etc. complete. & Scrapping the old plasteredinternal surfacewith sandpaper andcoating theentire surface with mixture of whiting or glue and linseed oil including scaffolding etc. complete as directed.

Item No.5:-Providing andapplying plasticemulsion paintof approved quality, colour and shade to new surface in three coats including scaffolding, preparing the surface. (excluding primer coat) etc. complete.

Item No 6 :- Providing andapplying externalraincoat paintingwith crack filling acrylic polymer based chemical compound coating to the external surface of walls to prevent water seepage in the masonry walls during monsoon added with required shade Steiner to give required shade to the surface in two coats. Including providing three coat of priming of polymer base primer including preparing surface scrapping the existing loose old paint, removing loose particles of sand onthe surfaceopening andcleaning thecracks developedin theexternal plaster, removing looseparticles bychiseling, fillingcracks bychemicals compoundof approvedmake withproper penetration etc. Coating ofRaincoat withthe helpof brushand as per instructions and specificationgiven bymanufacturer andwith instruction from Engineer in- charge. Work shall be executed by certified applicator only and covering gurantee of 3 years on court stamp paper of Rs. 500/- and necessary testing etc. complete.

Item No 7:-Removing cement tiles, or marble or polished shahabad floor or dado without bed concrete including stacking the materials as directed with all leads, lifts etc. Complete

Item No 8:-Providing and laying vitrified mirror / glossy finish tiles having size 590 mm to 605 mm x 590 mm to 605 mm of 8 to 10 mm thickness and confirming to IS. 15622-2006 ( group Bla) of approved make, shade and pattern for dado and skirting in required position fixed in 1:4 cement mortar including neat cement float, filling joints, curing and clearing etc. complete.

Item No 9:-Removing doorsand windowswith framesand stackingthe materialsas directedwith all leads, lifts etc. complete.

Item No 10:-Providing andlaying telephoneblack /Amba White/ Cadburybrown/ Rubyred / Ocean Brown granite stone of 18 to 20 mm thick for door frame/ dado/ window boxing etc. On C.M. 1:6 including filling joints with polymer base filler nosing/moulding the sharp edges wherever necessary, curing, etc. complete.

Item No 11:-Providing andfixing in position (as per1868 / 1982) Alluminiumsliding windowof threetracks withrectangular pipe95 x38.10 x0.90 mmat weight0.637 Kilogram/Running metre. with window frame bottom track section 92 x 31.75 x 1.30 mm at weight 1.070 Kilogram/Running metre.. Top and side track section 92 x 31.75 x 1.30 mm at weight 0.933 Kilogram/Running metre. The shuttershould beof bearingbottom 40x 18x 1.25mm at weight 0.417 Kilogram/Running metre. Inter locking section40 x18 x1.10 mmat weight0.469 Kilogram/Running metre. and handleand topsection 40x 18x 1.25 mm at weight o.417 Kilogram/Running metre. As per detailed drawings and as directed by Engineerincharge withall necessaryAluminium sectionsfixtures andfastenings suchas rollerbearing in nylon casting and self locking catch fitted in vertical section of shutter including 5 mm thickplain glass and aluminium mosquitonet shutterwith stainlesssteel jailwith all required screws and nuts etc, complete. With colour Anodising with box

Item No 12:-Providing and fixing M.S. grill door 24 Kilogram/ One Square Metre of various size as per detailed drawings without hot dip coating, iron fixtures and fastenings and 3 coats of oil painting etc

Item No 13:-Providing and fixing Country cut teak wood double or single leaf second class fully panelled door shutter with 35mm thick style and rail with 25 mm thick panels with openable fan light as per detailed drawings. Excluding the door frame 60mm x 100mm stainless steel fixtures and fastening and finishing the wood work with oil painting 3 coats. (Excluding the door frame)

Item No 14:-Providing and fixing frame with / without ventilator of size as specified with Country cut teak wood for doors and windows including chamfering, rounding, rebating, iron holdfast of size 300mm x 40mm x 5mm with oil painting, etc. Complete

Item No 15:-Providing and laying Cast in situ/Ready Mix cement concrete in M15 of trap/ granite/quartzite/gneiss metal for foundation and bedding / steps including steel centering, formwork, laying/pumping, compacting, rougheningthem ifspecial finishis tobe provided, finishinguneven and honeycombed surface and curing etc. complete. The Cement Mortar 1:3 plaster is considered for rendering uneven and honeycombed surface, only. Newly laid concrete shall be covered by gunnybag, plastic, tarpaulin etc. (Wooden centeringwill notbe allowed.),with fully automatic micro processor based PLC with SCADA enabled reversible Drum Type mixer/concrete Batchmix plant (Pan mixer) etc. complete. With fineaggregate (Crushed sand VSI Grade)

Item No 16:-Providing andfixing corrugatedgalvanised ironsheets of 0.63mm thick (24 B.W.G.) for roofing without wind tiles including fastening with galvanised iron screws and bolts, lead and bitumen washers as per drawing etc. complete.(Weight of 5.5 Kilogram/sq.m.).

Item No 17:-Providing and fabricating structural steel work in rolled sections like joists, channels, angles, tees etc.as perdetailed designand drawingsor asdirected includingcutting, fabricating, hoisting, erecting, fixingin positionmaking riveted/ bolted /welded connections without connecting plates, braces etc. and including one coat of anticorrosive paint and overit two coats of oil painting of approved quality and shade etc. complete.

Item No 18:-Providing and fixing false ceiling of 12mm thick as per drawings including powder coated G.I. wall angle of 20mm x 20mm size, G.I. grid runners of size 20mm x 38mm at 600mm center tocenter bothways andsuspended using G.I. 3mm wireincluding fixing using butterfly clipsand fastenersincluding transporting, scaffoldingall necessarylabour and machinery, finishing etc. complete.

Estimate 2 Item No 1:-Removing Manglore tiled roof and ridge tiles with battens, ridge and barge boards, eaves 8 A boards etc and sacking the materials as directed with all leads and lifts complete. Including removing wood work below etc. complete.

Item No 2:-Providing structural steel work of rectangular hollow steel section for steel trusses, other similar trussed items like purlin and members with all bracing, gusset plates etc. as per detailed designs and drawings or as directed including cutting, fabricating, hoisting, erecting, fixing in position making riveted /bolted/ welded connections and one coat of anticorrosive paint and over it two coats of oil painting of approved quality and shade complete. Spec. No. : As directed by Engineer-in-charge.

Item No 3:-Providing and fixing colour coated Zincalume( R ) AZ150 ( min 150 gms/sq.mt. total on each side ) profiled sheets for roofing. The feed material is manufactured out of nominal 0.45 mm Base Metal Thickness ( BMT ) (0.5 mm TCT ), Hi-strength steel with min.550 MPa yield strength, metallic hot dip coated with Aluminium-Zinc alloy (55% aluminium 43.4% zinc 1.6% silicon) with COLORBOND ( R ) steel quality super durable polyester paint coat ( with inorganic pigment). The paint shall have a total coating thickness of nominal 35 um, comprising of nominal 25 um exterior coat on top surface and nominal 10 um reverse coat on back surface. Profile sheet shall have nom. 950-1050 mm effective cover width and nominal 25-30 mm deep ribs with subtle square fluting in the five pan at nominal 180-250 mm center-to-center. The end rib shall be designed for anti-capillary groove. and return leg. The feed material should have coil manufacturers product details marked a regular interval. Including fasteners with min. fastened with min. 25 um Zinc-Tin alloy coated, Hex head, self-drilling screw etc. complete. (weight of profile 4.52 kg/sqm)

Item No 4:-Providing and fixing plain zinc sheeting of 0.80 mm thick (22 B.W.G.) over the ridge hip or valley to galvanized iron sheet roofing including all fastening and bolt galvanised iron screws and bolts, lead and bitumen washers etc. complete.(Weight of 6.8 Kilogram/sq.m.).

Item No 5:-Removing theexisting cementplaster ofany thicknesswithout causingdust nuisance and stacking thedebris uptoa distanceof 50metres orspreading inthe compoundand cleaningthe site etc. complete

Item No 6:-Providing internal cement plaster 12mm thick in single coat in cement mortar 1:3 without neeru finish to concrete or brick surfaces, in all position including scaffolding and curing etc. Complete

Item No 7:-Providing sand faced plaster externally in cement mortar using approved screened sand, in all positions including base coat of 15 mm thick in cement mortar 1:4 using waterproofing compound at 1 Kilogramper cement bag curing the same for not less than 2 days and keeping the surface of the base coat rough to receive the sand faced treatment 6 to 8 mm thick in cement mortar 1:4 finishing the surface by taking out grains and curing for fourteen daysscaffolding etc.complete.

Item No 8:-Providing andlaying telephoneblack /Amba White/ Cadburybrown/ Rubyred / Ocean Brown granite stone of 18 to 20 mm thick for door frame/ dado/ window boxing etc. On C.M. 1:6 including filling joints with polymer base filler nosing/moulding the sharp edges wherever necessary, curing, etc. complete.

Item No 9:-Providing andfixing in position (as per1868 / 1982) Alluminiumsliding windowof threetracks withrectangular pipe95 x38.10 x0.90 mmat weight0.637 Kilogram/Running metre. with window frame bottom track section 92 x 31.75 x 1.30 mm at weight 1.070 Kilogram/Running metre.. Top and side track section 92 x 31.75 x 1.30 mm at weight 0.933 Kilogram/Running metre. The shuttershould beof bearingbottom 40x 18x 1.25mm at weight 0.417 Kilogram/Running metre. Inter locking section 40 x18 x1.10 mmat weight0.469 Kilogram/Running metre. and handleand topsection 40x 18x 1.25 mm at weight o.417 Kilogram/Running metre. As per detailed drawings and as directed by Engineerincharge withall necessaryAluminium sectionsfixtures andfastenings suchas rollerbearing in nylon casting and self locking catch fitted in vertical section of shutter including 5 mm thickplain glass and aluminium mosquitonet shutterwith stainlesssteel jailwith all required screws and nuts etc, complete. With colour Anodising with box

Item No 10:-Providing and fixing M.S. grill door 24 Kilogram/ One Square Metre of various size as per detailed drawings without hot dip coating, iron fixtures and fastenings and 3 coats of oil painting etc

Item No 11:-Providing and applying priming coat on concrete/ masonary/ Asbestos Cement plastered surfacesincluding scaffoldingif necessary, preparingthe surfaceby thoroughlycleaning oil, grease, dirtand other foreign matter and sand papering as required etc. complete. & Scrapping the old plasteredinternal surfacewith sandpaper andcoating theentire surface with mixture of whiting or glue and linseed oil including scaffolding etc. complete as directed.

Item No 12:-Providing andapplying plasticemulsion paintof approved quality, colour and shade to new surface in three coats including scaffolding, preparing the surface. (excluding primer coat) etc. complete.

Item No 13:-Providing andapplying externalraincoat paintingwith crack filling acrylic polymer based chemical compound coating to the external surface of walls to prevent water seepage in the masonry walls during monsoon added with required shade Steiner to give required shade to the surface in two coats. Including providing three coat of priming of polymer base primer including preparing surface scrapping the existing loose old paint, removing loose particles of sand onthe surfaceopening andcleaning thecracks developedin theexternal plaster, removing looseparticles bychiseling, fillingcracks bychemicals compoundof approvedmake withproper penetration etc. Coating ofRaincoat withthe helpof brushand as per instructions and specificationgiven bymanufacturer andwith instruction from Engineer in- charge. Work shall be executed by certified applicator only and covering gurantee of 3 years on court stamp paper of Rs. 500/- and necessary testing etc. complete.

Item No 14:-Providing and fixing Teak wood eaves plate of size 10cm wide and 20 mm thick including scaffolding and painting in two coats etc. complete.

Item No 15:-Providing and laying vitrified mirror / glossy finish tiles having size 590 mm to 605 mm x 590 mm to 605 mm of 8 to 10 mm thickness and confirming to IS. 15622-2006 ( group Bla) of approved make, shade and pattern for dado and skirting in required position fixed in 1:4 cement mortar including neat cement float, filling joints, curing and clearing etc. complete.

Item No 16:-Providing and fixing Country cut teak wood double or single leaf second class fully panelled door shutter with 35mm thick style and rail with 25 mm thick panels with openable fan light as per detailed drawings. Excluding the door frame 60mm x 100mm stainless steel fixtures and fastening and finishing the wood work with oil painting 3 coats. (Excluding the door frame)

Item No 17:-Providing and fixing frame with / without ventilator of size as specified with Country cut teak wood for doors and windows including chamfering, rounding, rebating, iron holdfast of size 300mm x 40mm x 5mm with oil painting, etc. Complete

Item No 18:-Removing doorsand windowswith framesand stackingthe materialsas directedwith all leads, lifts etc. complete

Item No 19:-Providing and applying priming coat over new/old steeland other metal surfaces includingpreparing thesurface bythoroughly cleaningoil, grease, dirtand otherforeign matter and scoured withwire brushes, finesteel wool, scrappersand sandpaper, scaffolding etc. complete.

Item No 20:-Removing cement tiles, or marble or polished shahabad floor or dado without bed concrete including stacking the materials as directed with all leads, lifts etc. Complete

Item No 21:-Providing and fixing P.V.C. Rain water pipes of 110mm outer diameter and having wall thickness of 2.2 to 2.7 mm confirming to I.S. 13592- 1992 including proper rainwater receiving recess with P.V.C. plug, bend, necessary fittings, such as, offsets, shoes, inluding fixing the pipe on wall using approved wooden cleats projecting 25mm to 40mm from face of wall a fixing with clips of approved quality and number ,filing the joint using rubber gasket with solvent cement and properly resting the shoe of pipes on C.C. or masonry blocks, including necessary scaffolding and maintenance for 3 yrs for any leakages or dislocations of pipes. All the P.V.C. fittings and additional 2 piece socket clips shall be got approved from engineer in charge etc. complete.

Item No 22:-Providing and fixing on walls/ceiling/floor CPVC pipe withnecessary fittings, remaking good the demolishedportionetc.complete .Including removing existing pipe line if necessary and convey in gand stacking the same in PWD chowkyoras directed etc. complete.

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