CAMOUFLAGE PAINTING TO SUN SHELTERS AND RIGID PAVEMENT AND CERTAIN B/R WORKS IN TECH AREA AT AF STN AMBALA UNDER GE (AF) AMBALA

M&L for preparation of old or previously treated surfaces of RCC / Stone / Concrete / brick walls/ Asbestos Cement Sheet or plastered surfaces and applying one coat of exterior acrylic emulsion paint in camouflaging pattern of any shape and any size complete all as specified and directed by Engineer-in-charge, Note: (i) Sample of camouflaging pattern to be approved by GE as per user requirement. Pattern to be followed, will be given by the user.

Cleaning of dust Removal fo all loose existing bituminous material manually and with heat torch gun to get smooth plain finished surface including removing of vegetation/plantation with no loose material on surface. Repair all joints and cracks with Highly elastic Bituminous cold applied putty of Tarplastic having penetration after setting upto 8mm. Levelling of surface to give proper slope will be done as per site requirements with Shalipatch or equivalent make of approved by GE cold applied, Bituminous Mortar & Cold Emulsion cum waterproofing Liquid of Shalikote-T-10 or equivalent make of approved by GE, Created SSD condition on surface with water. Prime the surface with Tarfelt LM or equivalent make of approved by GE mixed with portable water in the ration of 1 :1 and apply @400gm per Sqm (As per Surface Conditions). . Apply first coat of Tarfelt LM or equivalent make of approved by GE having elongation 200% conforming to ASTM-C-412 & having crack bridging of 8mm confirming to ASTM-C-836 with tensile strength after 7 days 0.50 mm conforming to ASTM-C-412 with no diluation of water on primed surface while the surface is still tacky with consumption of 700gm per Sqm. . Lay Geotex of 45 GSM/ Fibre mesh simultaneously and paste it properly with overlap of 50mm. . Allow the first coat to dry for 10 to 12 Hrs. . Apply 2nd coat on cured first coat with consumption @ 700gm per Sqm in opposite direction of first coat by Brush or Roller. . Allow it to dry for 10-12 hrs after apply 3rd coat with consumption @ 700gm per Sqm.Ensure final curing time of 36 hrs before allowing/ carrying out any further work. Conduct ponding test after min 7 day applying two coats of U V Resistand Elastomeric Exterior Acrylic Weather resistant water proof coating of Shalicryl-215 or equivalent make of approved by GE having elongation of 300% after curing of 14 days confirming to ASTM D- 6083-- for U V Protection of Bituminous Elastomeric Acrylic Emulsified Liquid Membranc of Tarfelt LM or equivalent make of approved by GE to give long life and prevent its deterioration from sunlight. Note:- Application of water proofing treatment will be done by Authorised Applicator only.

Dismantling old unserviceable RCC/PVC water tank of capacity exceeding 250 but not exceeding 500 ltrs cpacity including supply and fixing PVC water storage tank of 500 ltrs capacity HDPE double layered , cylindrical type fixed and hoisted in position on roof at any height complete with inlet/outlet of 20mm GI pipe connection including locking arrangement with ball valves high pressure with epoxy coated aluminium rod and high density plastic ball fixed as in repairs complete all as specified and directed.

M&L for preparation of plastered or unplastered surfaces of walls and applying one coats of distemper oil emulsion on old surfaces upto any height including necessary scaffolding as required, complete all as specified and directed.

M&L for one coat of synthetic enamel paint on old painted steel surfaces as in walls / roof trusses/purlins/rafters/angle iron posts etc complete all as specified and directed.

M&L for complete removal of existing treatment from old decorated plastered surface of wall and applying two coats of distemper oil emulsion complete all as specified and directed.

Hacking out old broken glass (any thickness) size , quality or description from wooden/steel frames etc complete all as specified and directed.

S&F 3mm thick sheet glass ordinary quality of glazing with oil putty or wooden beads in square not exceeding 0.5 sqm each pane complete all as specified and directed.

Taking down cement plaster from brick or stone wall etc including racking out joint, hacking for key scrubbing down with water etc complete all as specified and as directed by Engineer-in-charge.

M&L for rough cast plaster including 15mm thick rendering in CM 1:3 on brick wall or concrete concrete surfaces complete all as specified in SSR Part - I clause 14.22 complete all as specified and directed. Note : Rough cast finish to be as below :- After applying the under coat of cement mortar 1:3 and while it is still in plastic state the rough cast mixture consisting of crushed stone or fine gravel aggregates (which is generally of size between 6 to 12mm depending on the texture required ) mixed with course sand and cement in the ratio of 1 : 1 : 1 shall be applied and finished even. The mix of cement and sand shall be made slightly wetter than normal for rendering to ensure that larger aggregate are thoroughly covered. cost of rendering 1:3 15mm thick plaster is deemed to be included in the quoted rate.