8166/GE/SMB/T-35/2026-27 REPAIR TO LEAKAGE SEEPAGE SUNKEN TREATMENT ROOF TREATMENT AND ALL ITS CONNECTED WORKS IN ZONE II AND III AT MIL STN SAMBA

Demolition of plain cement concrete of any description and in any position not otherwise specifically provided for complete all as specified and directed

M&L Rendering 10 mm thick on concrete surfaces in sunken/roof surfaces in CM 1:3 surfaces finished even and smooth (without using extra cement) all as specified and as directed

M & L for sunken floor water proofing treatment as follows :- (a) complete remvoing of existing treatment and cleaning of dust removal to all loose existing sunkenfloor any material manually and with heat task gun to get smooth plain finished surface including removing of vegetation/plantation with no loose material surface. (b) Repair all joints and cracks with highly elastic bituminous cold applied putty of tarplastic having penteration after setting upto 8mm thick. (c) leveling of surface to give peoper slope will be done as per site requriments with shalipatch or equivalent make as approved by GE. (d) Apply cold bituminous mortar and cold emoulsion cum water proofing liquid of shalikote T-10 or equivalent make as approved by GE to create SSD condition on surface with water. (e) Prime the suface with Tarfelt LM or equivalent make as approved by GE mixed with portable water in the ratio of 1:1 and apply @ 400gm per Sqm (as per surface condition) (f) Apply first coat of Tarfelt LM or equivalent make as approved by GE having alongwith 200% conforming to ASTM-C-412 & having crack bridging of 8mm conforming to ASTM-C-836 with tensile strength after. (g) After 7 days apply 0.50mm conforming to ASTM C 412 with no diluation water on primed surface is still tacky with consumption of 700gm Sqm Lay Geotex of 45 GSM fiber mesh simultaneousaly and paste it properly with overlap of 50mm. (h) Allowed first coat to dry for 10 to 12 hrs. (i) Apply 2nd coat on cured first coat with consumption @ 70gm /Sqm in opposite direction of first coat by brush and roller. (j) Allow it to dry 10 to 12 hrs. (k) Allowed 3rd coat to dry for 10 to 12 hrs. (l) Ensure final curing time of 36 hrs before allowing /carring out any further work. (m) Conduct ponding test after minimum 7 days. (n) Apply 2 coats of U V resistand Elastomeric exterior axcrylic weather resistance water proof coating of shalicry 215 or eauivalent make as approved by GE having elongation of 300%. (o) After curing of 14 days conforming to ASTM D-6083 for UV protection of bituminous Elastomeric acrylic emolisified liquid memberance of Tarfelt LM or equivalent make as approved by GE to give long life and prevent its deterioration from sunlight. Note Application of water proofing treatment will be done by authorised applicator only.

M&L Cement concrete type E-2, 1:5:10 ( 40 mm graded agregate) in Sunkan filling and mass concrete complete all as specified and directed by Emgr-in-charge.

Complete removal of existing water proofing treatment of any description incl under layer, taking down of cement plaster/demolition of cement concrete any thickness and removal of debris off the premises including grubbing up of trees and preparation of concrete surfaces by scrubbing down with steel brushes and cleaning with water to remove all loose dirt/dust.

PCC 1:2:4 type B-0(using 12.5 mm graded stone crushed aggregate) as in roof padding coping, bed blocks etc incl. preparation of surface and fair without using extra cement, complete all as specified and directed.

Rendering 10 mm thick on concrete surfaces in sunken/roof surfaces in CM 1:3 surfaces finished even and smooth (without using extra cement) all as specified and as directed

Supply only of liquid water proofing compound ISI marked complete all as specified and directed

APP modified roof treatment cover on existing accessible/non accessible RCC roof slab/chajjas/canopy/ perapet wall to be executed through approved applicator of the mambrane man with following specifications complete all as specified and directed. (a) Applying oil bound bitumen primer @0.30 litre/Sqm manufectured by the same agency as that of APP on prepared surfaces. (b) Laying not less than 3 mm thick APP modified water proofing mambrane weighing not less than 3.60 Kg/Sqm reinforced with non wooven polyster fibre weight not less than 160gms/Sqm using butane torch by torch application.

M & L two coat of solar reflective bituminious aluminium paint on top of membrane shall be provided as prescribed by manufecturer.