REPAIR/ MAINT OF ROOF TREATMENT IN CERTAIN MD ACCN AT AF STATION MANAURI

Amount

M&L for PCC 1:2:4 type B-0 using 12.5mm graded stone aggregate, mixed with liquid water proofing compound as per manufacturer instructions as in roof kerbs/ benching / padding or mud stops, rounded, chamfered on edges including with necessary form work etc complete all as specified and directed by Engr-in-charge. Note:- liquid water proofing compound shall be measured & Paid separately under item No 2 of this schedule as supply only.

Supply only liquid water proofing compound complete.

Taking down existing water proofing treatment with necessary PCC padding if reqd and cleaning the roof surface by washing and rubbing etc and removing retrived materials to a distance not exceeding 500m where directed and M&L for provide water proofing treatment using APP modified polymeric membrane complete with as per following operations and all as specified in particular specifications. (i) 10 mm thick plaster in one layer in CM (1:3) using coarse sand mixed with liquid water proofing compound as per manufacturer instructions on prepared roof surface. (ii) Appling bituminous based primer conforming to IS:3384 @ 0.3 Kg per Sqm over plaster. (iii) Laying 3mm thick APP modified polymeric membrane and bonded to the sub-strata by heat process, over laps shall be sealed/ fused by flame torch as per manufacturer's instructions. (iv) Appling bituminous based aluminum paint @ 0.2 Kg per Sqm in two coats over APP modified polymeric membrane complete all as specified & as directed. Note:- (i) Water proofing treatment shall be carried out through authorized applicators. (ii) The work shall be strictly as per manufacturer’s instructions. (iii) Rate shall be deem to be include cost of liquid water proofing compound under this item. (iv) Rate shall be deem to include cost of taking down and refixing of existing PVC tank, GI tubing & fittings/fixtures etc.

Taking down existing water proofing treatment with necessary PCC padding if reqd and cleaning the roof surface by washing and rubbing etc and removing retrived materials to a distance not exceeding 500m where directed and M&L for provide water proofing treatment using APP modified polymeric membrane complete with as per following operations and all as specified in particular specifications. (i) 10 mm thick plaster in one layer in CM (1:3) using coarse sand mixed with liquid water proofing compound as per manufacturer instructions on prepared roof surface. (ii) Appling bituminous based primer conforming to IS:3384 @ 0.3 Kg per Sqm over plaster. (iii) Laying 3mm thick APP modified polymeric membrane and bonded to the sub-strata by heat process, over laps shall be sealed/ fused by flame torch as per manufacturer's instructions. (iv) A coat of hot blown bitumen @ 1.2 Kg/ Sqm shall be applied over polymeric membrane and blinded with clean dry sand at the rate of 0.5 Kg/ sqm. (v) 22 mm thick Cement concrete tiles size 25cm x 25cm, machine pressed conforming to IS:1237, set, jointed and pointed in neat cement slurry shall be laid over 20mm thick bed screed in CM (1:4) mixed with liquid water proofing compound as per manufacturers instructions. Note:- (i) Water proofing treatment shall be carried out through authorized applicators. (ii) The work shall be strictly as per manufacturer’s instructions. (iii) Rate shall be deem to be include cost of liquid water proofing compound under this item. (iv) Rate shall be deem to include cost of taking down and refixing of existing PVC tank, GI tubing & fittings/fixtures etc.

Taking down cement plaster on brick or stone surface of wall built in cement sand mortar including racking out joints, hacking for key, scrubbing down with water etc and M & L for rendering 15 mm thick on fair face of brick walls or concrete surface in CM 1:4 finished even and smooth without using extra cement complete all as specified & directed by Engineer-in-Charge.

M&L for applying two coats of cement base paint on newly plastered or concrete surfaces of wall including preparation of surfaces complete all as specified and directed by the Engineer-in-Charge.

Taking down cement plaster from ceiling built in cement sand mortar including racking out joints, hacking for key, scrubbing down with water etc & M&L for 10mm thick rendering in cement and sand mortar (1:3) on ceiling surface finished even and smooth without using extra cement

M&L for applying three coats of white wash on newly plastered or concrete surfaces of ceiling including preparation of surfaces complete all as specified and directed by the Engineer-in-Charge.

Note :- (i) Credit shown in credit schedule of tender document shall be considered by the tenderer while quoting the rates of various items. The same shall be recovered from various payment to contractor before handing over old material. The contract amount shall be arrived at after deduction of Schedule of Credit from the total quoted amount in BOQ. (ii) Make of material shall be as per mentioned in Particular specifications or Appendix 'B' to Particular specifications as approved by AGE (I) AF manauri

GITANSH CONSTRUCTION CO.

Pleiad Complex On

HIMANSHU TRADERS

M/S R S Traders