CERTAIN REPAIRS TO EXTERNAL WALL TREATMENT OF BLDGS OF NOFRA NAVY NAGAR AND CHUNABHATTI UNDER AGE B R I AT NAVAL STATION KARANJA

Amount

Taking down cement or cement lime plaster, any description on brick or stone walls, etc. including raking out joints, hacking for key, scrubbing down with water, etc. and removing debris out side MD land complete all as specified and as directed.

Material and labour for 20 mm thick polymer modified ready mix cement based plaster on external surfaces in two coats (15+5), finished even and smooth including use of waterproofing liquid as directed by Engineer in charge as per manufacturers instructions , complete all as specified and as directed.

Material and labour for 15 mm thick ready mixed cement base plaster on internal surfaces, finished even and smooth on brick or concrete surfaces complete all as specified and directed.

Material and labour for new or old external wall surface by wire brushing/grinding in order to remove dust, dirt, loose particles, laitance. Thereafter wash the surface with mechanical water nozzle with clean water & allow to dry. Fill visible cracks/ joints by non-shrinkable polymer modified crack sealing compound (Asian Paints, Berger Paints or Equivalent) by opening the cracks in V-Groove & allow it to dry for 24 hours. Apply one coat of undiluted fiber reinforced liquid applied elastomeric waterproofing membrane, impregnated with synthetic fiber (PU modified) (with mechanically airless paint sprayer machine) and allow it to dry for 6 hours appx. The coverage should be approx. 4sqm/ltr/coat. Thereafter apply 02 coats of 100% acrylic emulsion water based top coat with silicone additives and having rich sheen (Approx Coverage 5-5.5sqm/ltr/2coats) (with mechanically airless paint sprayer machine) & match with brush at the interval of 08 hours between the coat and allow to dry to match the existing shade including necessary scaffolding necessary security for the workers for any height, covering etc. complete all as per specified and directed. Note : (a) Work shall be executed by authorised applicator only. (b) Quoted rate is deemed to be inclusive of necessary scaffolding for multistorey building up to any height

Material and labour for rebuilding the section of damaged RCC elements of column etc. to its original size and thickness (any) by providing and casting with ready to use non shrink, cementitious free flow micro concrete having compressive strength M30 (28 days) according to ASTM C 1107-99 including drilling holes and fixing shear connectors mixing the micro concrete with adequate quantity of water placing, leveling the surface by grinding off cementitious slurry or cementitious joints daffiness it any and curing complete all as specified and directed. Note: Reinforcement shall be measured and paid separately.(Rates including jacketing, formwork and micro concrete) all as per manufacturer's instruction and as directed by the Engineer-in-Charge.

Material and labour for injection chemical GLYPHOSPHATE (4% Concentration) of 20 ml or till refusal by making cut / injection in the stem of plant of roots at 30 mm and spraying with solution 25 ml GLYPHOSPHATE (4% concentration diluted with 1 ltr of water) and removing the Plant / vegetation of following girth including penetrated roots complete including necessary scaffolding etc. for plants / vegetation of size 0-20 cm girth complete all as specified and directed for buildings upto and including 4 storeys. Note: Rates including scaffolding formwork etc., all as per manufacturer's instruction and as directed by Engineer - in- Charge.

Material and labour for applying Silicon gun paste around windows of any type and size including any height of the building by using scaffolding complete all as specified and directed.

Supply only reinforcement bars of any dia, cut to length , bent to shape required, including cranking bending, spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified and as directed.

M/s PIONEER CONTRACTORS (BID ID -3082910)

BALAJI TRADERS (BID ID -3084801)

M/s Vishwakarma Enterprises (BID ID -3084448)

KG ENTERPRISES (BID ID -3084231)