Special repairs to roof treatment work at P09 Hardayal road and provn of chain link fencing with toe wall on A1 defense land near Jalandhar Cantt Railway station under GE EAST JRC

Dismantling of brick tiles single layer as in roof covering complete all as specified.

Demolition of mud in roofs, any thickness including plastering and leeping (whether full thickness removed or only a part thereof), complete, all as specified & directed.

Material and labour for PCC (1:2:4) type B-0 (using 12.5mm graded stone aggregate) as in benching, roof padding, roof kerbs or mud stops, coping etc rounded or chamfered on edges complete all as specified and directed.

Material and labour for 10mm thick cement plaster in cement mortar (1:3) mixed with integral water proofing compound @ 3% by weight of cement or in the proportion recommended by manufacturer, on concrete roof surfaces finished even and fair, including cleaning the roof top by scraping down with water etc all as specified and directed. (WPC shall be measured and paid separately under appropriate item of this BOQ).

Cleaning the surface and made free of dirt, foreign particle, laitance followed by grinding all protrusion to make surface modulated. Thereafter, inspection for cracks on the surface caused by thermal expansion- contraction. Cutting the grooves with suitable cutter machine in V-groove filled with repairs mortar/ microconcrete/ general purpose grout as recommended proportionally as per recommendation of manufacture. Making of Gollas at all the corners with polymer modified mortar (1:4) cement sand with 3.5% acrylic of cement weight complete all as specified and directed.

Supply and applying high build elastomeric waterproofing coating based on pure hydrophobic polyurethane cold applied of spray/brush applied, membrane with an elongation of 280% and tensile strength of 2.7N/mm2 as per ASTM D 2370, crack bridging ability of 3mm, no leakage upto 5 bars of water pressure as per DIN 1048, min 88% solid content. The system includes final base preparation, epoxy primer 1:1 (Resin; harder) application with 100% water dilution and Pure polyurethane application in 2 coats with a total min consumption of 1.25 kg per Sqm. Application should be done with Graco sprayer by a company authorised applicator” complete all as specified and directed.

Demolition of brick work as in walls/parapet walls, removing grass fungus weed, roots of trees completely, grown on roof/wall surfaces, complete all as specified and directed.

Material and labour for brick work with sub class 'B' old size bricks straight or curved on plan exc 6 M mean radius built in CM (1:6), complete, all as specified & directed.

Taking down cement plaster of any description thickness including raking out joints hacking for key scrubbing down with water complete all as specified and directed.

Material and labour for 15mm thick cement plaster on brick or concrete surfaces in cement mortar (1:4) mixed with integral water proofing compound @ 3% by weight of cement or in the proportion recommended by manufacturer, surfaces finished fair and even complete all as specified and directed. (WPC shall be measured and paid separately under appropriate item of this BOQ).