CA NO. GE AF NO.1 / GUR-33 / 2026-27 REPAIR TO LEAKAGE/ SEEPAGE SUNKEN FROM WALL,SHAFTS REPAIR WORK AND OTHER CONNECTED WORKS IN AIRMEN MESS, SNCOS MESS, DESC LINE, DSC MD ACCN, MADHUR MILAN, OFFRS MESS AND OFFRS LIVING ACCN AREA OF 13 BRD , 16 BRD

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing), removing rubbish off the premises from MoD land, complete all as specified and directed BY Engr-in-charge.

Demolition of Cement Concrete (un-reinforced) of any description, not exc. 150mm thickness (above or below Ground Level) and removing the same from Site(s), complete all as specified and as directed.

M&L for 20 mm thick rendering in CM 1:4 by on brick/concrete surfaces of sunken slab, mixed with liquid water proofing compound both floor and wall of sunken slab, the surface shall be cured and allow to dry, finished even and smooth without using extra cement complete all as specified and as directed by Engineer-in-Charge. Note :- Water proofing compound shall be measured & paid separately.

Supply only liquid water proofing compound

M&L applying evenly two coat cemetious/liquid waterproofing coating on sunken slab/ceiling/wall as per manufacturer instructions including cleaning surface complete all as specified..

M&L for cleaning the surface and after proper cleaning filling the cracks with polymer modified mortar using Dr fixit pidicrete URP and providing 50mmx50mm angle fillets on the vertical upstands, parapet wall junction corners, service units and properly dressed by preparing polymer modified mortar with DR Fixit pidicrete URP in the ratio of 1:3 by adding polymer 10% by weight of the cement, add the water little little unit the required consistency is achieved and thereafter providing and applying two coats of acrylic polymer modified cementitious coating Dr Fixit pidifin 2K of M/s Pidilite Industries having elongation at break 50% 5 bar resistance to positive water pressure, Adhesive strength ASTM D 7234-1 N/mm sq, water vapour transmission as per ASTM E96 of 030 perms and crack bridging ability as per EN 1062-7 upto 1 mm. Apply two coats of Dr Fixit pidifin 2K slurry “ coverage of 0.55-0.58 Sqm/kg of mix slurry. Provide and lay 45 gsm glass fibre mesh over the angle fillet when the first coat is still wet. Allow the first coat to dry for 6-8 hours, then apply the second coat at a direction perpendicular to first coat. Allow the coating to air cure for 5 days before conducting water ponding test for 24 hrs etc or other equivalent product as approved by GE in sunken area complete all as per the manfactures instruction, including removing rubbish material from building and thrown in low lying empty area at any distance out side MD land complete all as specified and as directed by Engineer-in-Charge

M&L providing for 40mm dia light grade GI spout at the lowest point with 30cm projection beyound the outer face of the wall in sunken floor complete all as specified and directed by Engr - in- Charge

M&L for PCC 1:5:10 type E2 Using 40mm graded stone aggregate as in filling under floor/sunken slab.

M&L Cement Concrete type B1,1:2:4 (20mm Graded Stone Aggregate) 25 mm thick, as in Floors, etc., and finished the Cement Concrete Surfaces Even and fair with using Extra Cement, complete all as specified and as directed.