REPAIRS TO RCC ROOF TREATMENT, PARAPET WALLS, RAIN WATER PIPES INCLUDING CUTTING DOWN VEGETATION GROWTHS IN ACCESSIBLE AND NON ACCESSIBLE ROOFS AND OTHER CONNECTED WORKS IN CERTAIN BUILDINGS OF AREA D AT NAVAL DOCKYARD VISAKHAPATNAM UDER GE(I) DM VIS

Amount

Demolition of textile cover over roof on flat, curved or vertical surfaces and taking down of cement plaster including removal of waste material out side from Dockyard premises complete all as specified and directed.

M&L for 25mm thick cement concrete type B0, 1:2:4 (Using 12.5mm graded stone aggregate) as in padding of roof/ flooring complete all as specified and directed.

M&L for rendering 10mm thick plaster in cement mortar 1:3 with 3% water proofing compound as per manufacture instructions by weight of cement and finish the surface even and smooth without using extra cement complete all as specified and directed. Note :- WPC will be measured and paid seperately.

Supply only integral water proofing compound all as specified and directed.

M&L for applying evenly a tack coat of Industrial bitumen 85/25 at the rate of 1.20 Kg per Sqm including cleaning of surface complete all as specified and directed.

M&L for APP based polymeric membrance minimum weighing 3 Kg/SqM and minimum 3mm thick reinforced with polyster non wove, fabric (Weight not less than 150 gms/Sqm) laid on primed surface by forced application over entire roof surface and on vertical surface upto grooves with other laps of 100mm. The over lap shall be sealed by flames complete all as specified and directed.

M&L for applying two coats of bituminous aluminium paint @ 10 Kg/SqM including preparation of surfaces complete all as specified and directed.

Demolition of brickwork or stone/ boulder masonry, built in cement mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles complete all as specified and as directed.

M&L for Pre cast cement concrete type 1:3:6 type C-2 (20mm graded stone aggregate) block masonry with solid blocks exc 10 cm in width and setting in cement mortar 1:4 complete all as specified and as directed.

Taking down cement plaster on brick or concrete wall etc including racking out joint hacking for key, scrubbing down with water etc. complete all as specified and as directed.

M&L rendering 15 mm thick in CM 1:4 on brick/concrete wall surfaces of any description, and finishing the surfaces even and smooth without using extra cement complete all as specified and directed.

M&L for rendering 10mm thick cement plaster (1:3) on fair faces of brick work or concrete surfaces finished even and smooth (without using extra cement) complete all as specified and directed.

M&L for preparation of new plastered surfaces of walls and applying two coats of exterior weather proof emulsion over a coat of primer complete all as specified and directed.

Taking out deteriorated / leaking valley gutters of any shape, size and material from the work shop buildings at height of 6 m to 20 m including disconnecting the funnels from gutters & rain water pipe, in position and S&F new valley gutters with new Pre- painted galvalume aluminum zinc coating GI based plain sheet of 0.6 mm thick made to shape and size ( width of sheet required is 800 mmtto1200 mm) with 200 mm over laps with double washer self driving screws at joint using leak proof jointing material (Tar roof compound or similar material) and fixed in position complete all as specified and as directed

Supply only MS flat iron clamps made to any shape with flat iron of 40mm wide and 6m thick (Length of FI required for each clampis 1.00m to 1.50 m ) to support the valley gutter, rain water pipes etc, complete all as specified and as directed

Taking out deteriorated / unserviceable funnels of valley gutters of any shape, size and material from the work shop buildings at height of 6 m to 20 m including disconnecting the funnels from gutters & rain water pipe, in position and Supply & fixing with new funnel made out of Galvalume plain sheet of 0.60 mm thick to required shape and size to match with the existing funnels with extra collar of 50 mm over the actual outer diameter of rain water pipe and inserting into the rain water pipe with 150mm length in to the rain water pipe with double washer self driving screws using leak proof jointing material (Tar roof compound) or similar material and fixed in position complete all as specified and as directed Note:- MS flat iron clamps shall be measured and paid separately under respective iten in this schedule as 'supply only'

Cleaning of roof / vally gutter upto 600 mm wide including cleaning of RWP holes spouts at height of 6 m to 20 m of workshop buildings by rodding or with bamboo split and well flushing with water after cleaning the same and arresting the leakage by passing by suitable size of PVC SWR / fittings side pipe or by chipping off old concrete and applying concrete / cement mortar using with WPC, including removing of plant / Vegetation growths debris outside ND(V) area complete all as specified & directed complete. Note :- Necessary bends, pipes etc.shall be measured and paid separately under respective item in this schedule as 'supply only'

M&L for hacking old broken glass of any thickness, size, quality and description and fixing new rough cast wired glass, 6.4mm thickness and glazing with adhesive on vertical shop wall cladding glazing exceeding 0.25 Sqm and not exceeding 2.0 SqM in each panel of the work shop buildings at any height of 6M to 20M fixed in position complete all as specified and directed.

Dismantling galvalume aluminium zinc coating ( corrugated or semi corrugated ) sheets, in roof covering complete all as specified and as directed

S&F pre painted galvalume aluminium zinc coating GI based corrugated/semi corrugated, tripizoidal or and profile steel sheet 0.5mm thick of an labour having tensile strength of 550 MPA as in roof covering/cladding to wall fixed with self traping screw complete all as specified and directed.

S&F pre painted galvalume aluminium zinc coating GI based plain steel sheet 0.50mm thick of any colour having tensile strength of 550 MPA as in roof covering/cladding to wall fixed with self traping screw complete all as specified and as directed

Dismantling mild steel work of any description complete all as specified and as directed

S&F Mild steel work as in Hand rails, half round or other stock section or core for wooden hand-rail straight portion, drilled and countersunk for balusters running bars, for doors balusters, nosing to steps including embedding concrete and screwing etc, wind ties for roof including securing bolts; posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc; flat iron fillets (for securing wire mesh etc) including all necessary drilling, bolting or riveting, etc and similar work confroming to Fe-290 Gde E-165 complete all as specified and as directed

Taking down rain water or soil pipes or PVC pipes including all fittings any size and pattern complete all as specified and as directed

S&F 75 mm bore PVC (SWR) waste and rain water pipes single socketed in any length with rubber ring joints laid in walls/floors or trenches etc complete all as specified and as directed .

S&F 110mm bore PVC (SWR) waste and rain water pipes single socketed in any length with rubber ring joints laid in walls/floors or trenches etc complete all as specified and as directed

S&F 150mm bore PVC (SWR) waste and rain water pipes single socketed in any length with rubber ring joints laid in walls/floors or trenches etc complete all as specified and as directed

S&F 75mm bore PVC (SWR) bends of any radius complete all as specified and as directed

S&F 110mm bore PVC (SWR) bends of any radius complete all as specified and directed.

S&F 150mm bore PVC (SWR) bends of any radius complete all as specified and directed.

M/s Sai Venkata Durga Constructions

SRI LAKSHMI GANAPATHI CONSTRUCTIONS

sai ganesh enterprises

ANJANA ENTERPRISES

SRI SIMHADRI COMPANY

SRK PROFESSIONAL ENGINEERING