Water proofing treatment of roots of Type-II, 250 Nos family quarters at GC CRPF Bijnore Lucknow (U.P.)- 226002

Amount

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level in all shapes and sizes in Cement mortar 1.6 (1 cement 6 coarse sand)

12 mm cement plaster of mix. 1:4 (1 cement 4 coarse sand)

15 mm cement plaster of rough side of single or half brick wall of mix.1:4 (1 cement 4 coarse sant)

Finishing wall with water proofing cement paint of required shadeOld work(one are more coats @2.20kg/10sqm)Complete

Repairs to plaster of thickness 12 mm to 20 mm inin patches of area 2.5 sq meters and under, including cutting the patch in proper shape raking out joints and plastring the aunface the wall complete, including disposal of rubbis to the dumping ground, all complete as per direction of engineer-in harge.With cement mortar 1.4 (1 cement: 4 coarse sand

Providing and laying APP (Atactic Polypropylene Polymer) modified prefabricated five layer 3 mm thick water proofing membrane, black finished reinforced with non-woven polyester matt consisting of a coat of bitumen primer for bitumen membrane @ 0.40 litre/sqm by the same membrane manufacture of density at 25°C, 0.87-0.89 kg/ litre and viscocity 70-160 cps. Over the primer coat the layer of membrane shall be laid using Butane Torch and sealing all joints etc, and preparing the surface complete. The vital physical and chemical parameters of the membrane shall be as under : Joint strength in longitudinal and transverse direction at 23°C as 650/ 450N/ 5cm. Tear strength in longitudinal and transverse direction as 300/ 250N. Softening point of membrane not less than 150°C. Cold flexibility shall be upto -2°C when tested in accordance with ASTM, D - 5147. The laying of membrane shall be got done through the authorised applicator of the manufacturer of membrane :3 mm thick

Demolising brikc work manually by mechanical means including staking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Enggineer-in Charge , In cement mortar

Disposal of bulding rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means,including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

Grading roof for water proofing treatment with, Cement mortar 1:4 (1 cement : 4 coarse sand)

Providing, mixing and applying bonding coat of approved adhesive on chipped portion of RCC as per specifications and direction of Engineer-In-charge complete in all respect.SBR Polymer (@10% of cement weight) modified cementitious bond coat @ 2.2 kg cement per sqm of surface area mixed with specified proportion of approved polymer

Providing, mixing and applying SBR polymer (of approved make) modified Cement mortar in proportion of 1:4 (1 cement: 4 graded coarse sand with polymer minimum 2% by wt. of cement used) as per shall be has been done and surface has been satisfactorily evaluated bydone just after the surface preparation is completed andspecifications and directions of Engineer-in-charge.Note: Measurement and payment: The pre-measurement of thickness Payment under this item shall be made only after proper wet curing sounding / tapping with a blunt metal instrument and/or the 75mm size cube crushing strength at the end of 28 days to be not less than 30 N/Sqmm2).12 mm average thickness.

Cleaning, brooming of roof terrace, mumty, sunshades, balcony, khuras, gola rubbish, leaves etc and uprooting small trees, vegetation etc, on the surface to be treated i/c cost of all required T& P, ladder, consumbles etc. as per direction of Engineer in charge (Flat surface area of cleaned/broomed surface will be measure for payment purpose)

Providing and fixing broken glazed tiles (09 kg per sqm) on terrace with hot bitumen @ 1.40 kg/sqm (1 kg of 85/25 grade and 0.40 kg of 80/100 grade (VG-10 of approved quality) and joints filled with cement mortar 1.1.1 (1 cement : fine sand : 1 coarse sand ) Mixed with water proofing compound all complete as per direction of Engineer-in- charge.

G P CONSTRUCTION