NIT No GE/ND-45/2026-27

B&R PORTION: M&L for Anti termite Treatment of soil under existing floors using chemical chlorpyrifos emulsifiable concentrate @ one litre per hole, 300mm apart including drilling and plugging 12mm dia holes with cement mortar 1:2 to match the existing floors complete all as specified and directed.

M&L for Providing and injecting chemical chlorpyrifos emulsifiable concentrate for Post Constructional Anti termite Treatment Along the external wall below concrete or masonry apron using chemical emulsion @ 2.25 litres per linear metre including drilling and plugging holes etc. in apron complete all as specified and directed.

Demolition of Mud phuska in roofs, any thickness inc plastering & leaping plaster including removing the demolition material out side the MOD land complete all as specified and directed.

M&L for Cleaned the surface by using vacuum and ensure the surface is free from laitance, loose or friable materials, debris etc. Ensure the substrate has properly cured and the concrete is profile free, no ridges or troughs. Surface profile of CSP 4 or CSP 5 is preferred substrate. If concrete surface found to be defective with pinholes, bug roles, honeycombs etc., it must be repaired using scratch coat prepare by mixing Aquaseal primer and 4 mm down silica sand at ratio of 1:1 by weight. Apply the scratch coat by using suitable spatula/squeeze to get level surface for the upcoming primer complete all as specified and directed.

M&L for Angle Fillets/Vata/Coving must provide at size of 50 x 50 mm on all vertical upstands & junctions /corners with cement sand Polymer modified mortar all around the periphery. Alternatively, all vertical up-stands and junctions, wall floor joints, mechanical installation shall be treated with Joint Tape as recommend in technical data sheet and Mechanical installations complete all as specified and directed.

M&L for the following (a) Clean the identified crack and remove drilling dust before placing the nozzle. Seal and pack the nozzle with fast setting Instant Leak Plug compound. Injection of cement slurry admixed with admixture by using 40PSI grout pump. plasticizing grout additive the product is to be dispensed in water & added to 50 kg of cement at a water cement ratio of 0.4-0 – 0.45. The mixture thus batched is to be used for injection grouting. admixture shall have a bulk density of 0.7-0.8 gm/cc. (b) Providing & applying of High Solid Content, Cold Liquid- Applied Elastomeric Water Proofing Membrane using Brush/ roller / airless spray. Application includes mixing & application of Aquaseal primer using suitable brush/roller coverage @ 150- 200 ml/m2, allow the primer to become tack free approx. for 3-4 hrs depending upon ambient temperature followed by application to form a minimum system thickness of 1.5mm in three coats with a total consumption is 2.5Kg/m². Allow the membrane to air cure for 7 days before any activity over it. The PU membrane shall be terminated 300mm above FFL. The Waterproofing material shall have Solids > 85%, Tensile strength > 2 MPa as per ASTM D 412, Elongation > 400% as per ASTM C 1305, crack bridging up to 3.2mm, Shore A Hardness > 50 as per ASTM D 2240, Adhesion to concrete > 1.5Mpa as per ASTM D 903, Water vapor permeability > 14gm / m2 / day complete all as specified and directed by Engr in charge. Make: Ms Asian Paints Ltd/ Ms STP Ltd/ Ms Berger Paints Ltd/ Ms Pidilite Pvt Ltd/ Ms Sika India Pvt Ltd

M&L for Providing & Laying more than 100 GSM Geotextile (non-woven polyester) membrane with a min of 100mm wide overlap loosely laid over membrane, etc., complete all as specified and directed.

M&L for Providing & laying minimum 70mm THK at drainage point protective concrete screed of M20 grade of average 100 mm THK with slope 1:100 reinforced with Poly propylene fibre @ 0.9 kg / per Cu.m. After the application of screed, provide control joints by using a saw cutting machine attached with a 3 mm blade within 18-24 hrs. of application of screed and fill the same with PU sealant after 28 days of curing. The panel size for providing joints should be up to max 15 sq.mt. Finishing. etc complete all as specified and directed by Engr in charge.

M&L for PCC Roof /Terrace Tiles (300 mm x 300 mm x 20 mm) laid on 15 mm thick cement moter in 1:4 and grouting the joints with mix of white cement & marble powder in ratio of 1:1, including rubbing and polishing of the surface complete all as specified and directed.

Demolition of cement concrete of any description and in any position including removing the demolition material out side the MOD land complete all as specified and directed.