REPAIR REPLACEMENT OF ROOF TREATMENT, RAIN WATER PIPES, EXTERNAL PLASTERING OF WALLS AND CHAJJAS TO ARREST SEEPAGES IN SMQs AT AFS BAREILLY UNDER GE (AF) BAREILLY

Dismantling of brick tiles or terracing tiles, single layer on roof of any thickness including removing the debris from site to outside MoD land.

Demolition of mud in roofs, any thickness, including plastering and leeping (whether full thickness removed or only a part thereof) including removing the debris from site to outside MoD land.

M&L for providing cement concrete 1:3:6, type C-1 (using 20mm graded stone aggrigate) as in padding over roof slab for levelling course all as specified.

M&L for providing 90 to 100 micron thick polymeric water proofing membrane over hot blown bitumen grade 85/25 confirming to IS-702 @ 1.2 Kg/Sqm over a coat of bituminous primer @ 0.4 Kg/Sqm over 15mm thick screed bed in cement mortar 1:3 mixed with polymer based water proofing compound when levelling coarse still green on approachable roof. Polymeric water proofing membrane consists 90 to 100 micron thick central core of HMHDPE film and standard weight not less than 3 Kg/Sqm laid with 100mm side lap and End lap on prepared surfaces as per manufacture’s instruction complete all as specified.

M&L for factory made cement concrete tiles machine pressed of size 250 mm x 250 mm x 20 mm thick as per IS 1237-1980 with gray cement and pigment laid over 15mm screed beding layer in cement mortar 1:4 and joints grouted flush in cement mortar (1:3) over membrane complete all as specified.

M&L for applying smart care damp proof ultra fibre reinforced elastometric liquid applied water proofing membrane as in roof treatment @ 1 Litre per 10 Sqft inclusive of all three coats as per the following application process: - (a) Prepare the surface by cleaning with high pressure water jet / wire brushes to ensure that it is free of dust, oil, grease, grime and loose particles. (b) Damaged portion if any to be repaired before application of roof treatment as per manufacturer's instructions. (c) Applying self priming coat of smart care damp proof ultra duly dialuted with water in 3:1 ratio by volume. Allow the primed surface to dry for at least 3 to 4 hours prior to application of subsequent coat. (d) Applying two perpendicular coats of smart care damp proof ultra without any dialution to achieve a forced system coverage. Allow it to dry for at least 4 to 6 hours between two coats. Note for item No. 4 & 6 of BoQ: - Work shall be executed by an authorised applicator of manufacturer of membrane.

M&L for cutting out creck in V- section in existing roof ,chajjas or similar work up to 40 mm deep and cleaning the same with water jets to get rid of any loose material and wetting, grouting with cement & sand morter 1:3 mixed with liquid water proofing compound as per manufacturer instruction all as directed. (Note :- WPC will be measured and paid separately).

M&L for cement concrete type B-1, 1:2:4 mix (using 20 mm graded stone aggregate) as in roof kerb and the like rounded or chamfered on edges complete all as specified.

Demolition of brick work built in cement mortar or cement lime mortar including all quions, arches, pillers etc including removing the debris from site to outside MoD land.

M&L for fly ash brick works, straight or curved on plan exc 6.0 mtr mean radius built in cement mortar 1:6 all as specified.