CERTAIN REPAIRS FOR LEAKAGE, SEEPAGE, ROOF TREATMENT AND STRUCTURE FOR ZONE A, B, C AND D AT LGJ MIL STN UNDER GE LALGARH JATTAN

Demolition of reinforced cement concrete of any description and in any position, like roofs, floors (other than ground floors), beams,staircases, landing, chajjas, fins, facia and sililar suspended works, including reinforcement cut as required to facilitate demolition and prepare the surface to casting chajja, slabs, fins, facia etc and including removing rubbish material from site and thrown in low laying empty area (as per direction of AGE/JE) at any distance upto 500 m from the site complete all as specified and directed.

Demolition of cement concrete of any description ( unreinforcement concrete) and in any position not otherwise specifically provided for complete all as specified & directed by Engr-in-charge.

Dismantling of brick tiles on tarracing tiles, single layer on roofs complete all as specified & directed by Engr-in-charge.

Demolition mud in roofs, any thickness, including plastering and leeping complete all as specified & directed by Engr-in-charge.

M&L for for levelling course for roof slab, Type B0, 1:2:4 (12.5 mm graded stone aggregate ) using waterproofing compound (SBR) for maintaining proper roof for maintaining proper roof slope and finishing cement concrete surface even and smooth without using extra cement complete all specified.(Minimum thickness of concrete should not be less than 50 mm at any point) Note : Waterproofing compound should be measured and paid separately.

Supply of SBR waterproofing compound @ 2% of per kg cement used complete all as specified. Make :- Fosroc/Sika/Choksey/Chemsol/Bostik/STP

OVERLAY- PU BASED ELASTOMERIC LIQUIED MEMBRANE SYYSTEM FOR EXPOSED ROOF :- Providing and applying polyurethane liquid roof waterproofing with improved water ponding capability, thermal imsulating elasromeric high build liquid membrane for concrete roofs for exterior wall and exposed surface with solid content not less than 80% and solar reflective index 109 as per (ASTM E 1980-19/tear strength - 20n/mm (Free film, 14 days, +30 degree C) (ASTM D624) and tensile strength 2 N/mm2 (ASTM D4541). (a) After proper surface preparation, Apply one coat of Promer for PU coating as per manufacturers specification. (b) Apply 1st coat of shaliUrethane(R) BTD (white) @ 650 gm/ m2 (minimum) or equivalent by brush/ rollar white prime surface is tacky, Spread waterproofing reinforced Glass Fiber mash of 45 GSM with overlaps of 50 mm in both directions when the surface is still tacky. Allow 1st Coat to dry. (c) Apply 2nd & 3rd coat of ShaliUrethane(R) BTD (white) @ Make : Focroc/Sika/Choksey/Chemsol/Bostik/STP Note : (i) The minimum dry film thickness (DFT) of roof treatment shall be 1.5 mm if any shortfall in thickness of above the same shall be achived by additional coat. (ii) The procurement of material shall be carried out by authorised applicator approved by GE. (iii) The manufacturer/authorised applicator shall give a warranty for the performance /authorised applicator shall be give a warranty for the performance & durability for 10 years.

Supply and fixing Heat Resistant Terrace Tiles (300 mm x 300 mm x 20 mm) with SRI (solar refractive index) > 78, solar reflection > 0.70 and initial emittance > 0.75 on waterproof and sloped surface of terrace, laid on 20 mm thick cement sand mortar in the ratio of 1:4 (1 cement : 4 coarse sand) and grouting the joints with mix of white cement & marble powder in ratio of 1:1, including rubbing and polishing of the surface upto 3 cuts complete, including providing skirting upto 150 mm height along the parapet walls in the same manner

S&F Framed work such as grills, gratings, etc.. with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe.290.Gde-E-165 complete all as specified & directed by Engr-in-charge.

M&L preparation of new surfaces of steel and iron of any description over 10cm in width or girth not otherwise described, and applying two coats of synthetic enamel paint over a coat of red-oxide primer complete all as specified and as directed.