Provision of Baggage Room with 3D Printing Technology at Naval Station Bheemunipatnam

Amount

Surface dressing not exceeding 15 cm deep and getting out in Soft / Loose soil complete all as specified and as directed.

Excavation over areas not exceeding 1.50 m in depth and getting out in Soft / Loose soil complete all as specified and as directed.

Excavation over areas exceeding 1.50 m and not exceeding 3.00 m in depth and getting out in Soft / Loose soil complete all as specified and as directed.

Removal of excavated material [Soil] to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick of excavated soil complete all as specified and as directed. Note: A deduction of 10% shall be made from total computed volume of filling to cater in bulk irrespective of machinery used for ramming.

M & L for PCC 1:4:8, Type D–2, using 40mm graded stone aggregate as in Foundation, Fillings, Mass concrete, Footings etc complete all as specified and as directed.

M & L for RCC M–30 Design Mix, using 20mm graded stone aggregate as in Foundations including Pile Caps, Rafts, Footings, Foundation Beams, Plinth Beams, Bases for Columns, Fillings, Mass Concrete, Basement Slabs etc. etc. complete all as specified and as directed.

Use and removal of Steel Formwork to Sides of concrete Foundations, Pile Caps, Footings, Bases of Columns, Raft and Raft Beams, Sides and Soffits [if any] of Foundation and Plinth Beams and similar work, Vertical or to Batter for Rough Finished surfaces complete all as specified and as directed.

M & L for RCC M-30 Design Mix, using 20mm graded stone aggregate as in Columns, Pillars, Piers, Posts and struts etc. complete all as specified and as directed.

Use and removal of Steel Formwork to Sides of Pillars, Posts, Struts, Piers, Columns and Stanchions of any Shape / Cross Section for Fair Finished surfaces of concrete complete all as specified and as directed.

M & L for RCC M-30 Design Mix, using 20mm graded stone aggregate as in Beams, Cantilevers, Bressummers, Lintels over 1.5m Span etc. complete all as specified and as directed.

Use and removal of Steel Formwork to Sides and Soffits of Floor or Roof Beams, Beam Haunchings, Girders, Bressummers, Lintels, Cantilevers, Shelves including Supports, Overhangs, etc, Splays between Floors and Beams and similar works for Fair Finished surfaces of concrete complete all as specified and as directed.

M & L for RCC M-30 Design Mix, using 20mm graded stone aggregate as in Slabs supported on Walls, Beams, Columns, in Floors, Roofs, Landings, Balconies, Canopies, Deck Slabs and in Shelves and the like and the like complete all as specified and as directed.

Use and removal of Steel Formwork to Soffits of Suspended Slabs such as Roof Slabs, Floor Slabs, Landings and similar work not exceeding 200mm thick [Horizontal or Sloping] for Fair Finished surfaces complete all as specified and directed.

S & F Reinforcement using High Strength Corrosion Resistant Deformed TMT Bars of Grade Fe–500D of 10mm dia and over, cut to length, bent to shape required including cranking, bending, spirally for hooping, hooking ends and binding with annealed mild steel wire not less than 0.9mm dia or securing with clips or welded complete all as specified and as directed.

S & F Reinforcement using High Strength Corrosion Resistant Deformed TMT Bars of Grade Fe–500D of 5mm to 10mm dia bars as in stirrups, spacers and binders, cut to length, bent to shape required including cranking, bending, spirally for hooping, hooking ends and binding with annealed mild steel wire not less than 0.9mm dia or securing with clips or welded complete all as specified and as directed.

M & L for providing Pre-Fabricated Reinforced Concrete Wall Panels / Modules with Hollow Infill Patterns, Light Weight with Acoustic Properties duly Factory Fabricated through Computer Aided Automated 3D Printing Technology with desired Models / Patterns / Logos etc. as per the Drawings provided by the Engineer-in-Charge for the Building. The Pre-Fabricated 3D Wall Panels shall be Cast Off-site in Layer by Layer with Layer thickness of 15-20mm each and Layer Width of 30-35mm, including transportation from Off-site to On-site, Installed and Assembled in position complete all as per manufacturer's instructions, as specified and as directed. Notes: [a] The Pre-Fabricated Reinforced Concrete Wall Panels / Modules with any sort of Design as per the Drawings provided shall be procured and installed through Specialist Firms viz. M/s. MiCoB Pvt Ltd., [Gandhi Nagar, Gujrat] / M/s. TVASTA Manufacturer Solutions Pvt Ltd. [Chennai]. Necessary MoU shall be entered with any of the Specialist Manufacturer as mentioned above to provide Technical Support and to Provide Trained Persons for Supervision of the work and the same shall be submitted along with the Tender Documents [T-Bids]. If any tenderer fails to produce MoU, their bid shall be rejected and their Financial Bid shall not be opened. [b] An authorised person of the Specialist Manufacturer of the Panels shall be made available by the contractor at site for Co-ordination with the Department as well as with the Off-site Manufacturing unit for smooth execution of the work including supervision of work at site at every stage of work without hampering the desired progress of the work. [c] The size and shape of the panels shall vary according to the site requirement during execution of the work and the contractor shall be required to quote the rate accordingly and nothing extra shall be allowed on this account. [d] The contractor shall submit necessary Design Details and requisite Manufacturer's Test Certificates in respect of the 3D Printed Wall Panels / Modules prior to incorporation of the same at site.

[e] The fabrication of concrete 3D Printed Wall Panels shall be commenced only after conforming the strength parameters of the Walls with respect to M-30 Design Mix Strength. The composition of materials for 3D Printed Walls shall be as follows: [i] OPC 53 Grade Cement [Not less than 400 KG / Cubic Metre] [ii] Fly Ash [Not more than 700 KG / Cubic Metre] [iii] Fine Aggregate [Not more than 1500 KG / Cubic Metre] [iv] Water to Cement Ratio should not be more than 0.5 [v] Continuous Glass Fiber Roving [Minimum 2400 Tex] to improve the flexural strength, tensile strength, shear strength, shrinkage crack resistance and durability of the 3D wall panels. Continuous Glass Fiber Roving [Minimum 2400 Tex] shall be used as main reinforcement in the two external leaves of the 3D printed wall panel evenly spaced at a maximum centre to centre distance of 50 mm along the panel height. [vi] 3D Wall Panels should have Male-Female [Tongue and Groove] joints for enhanced joint connection, with a minimum of 30mm Wide and 50mm Long Male-Female connection as shown below. [vii] The Vertical Joints shall be sealed with the installation of Backer Rods to fill the cavity, followed by the application of Polyurethane / Polysulphide Sealant, and finished with mortar.

[f] All safety measures shall be ensured while transporting the wall panels from Off-Site to On-Site and the wall panels shall be transported only after attaining the target mean strength in accordance with M-30 Design Criteria. [g] Each wall panel shall be provided with suitable anchorage for lifting and installing in position. Suitable capacity of Crane, Trailer, Lifting Arrangements shall be provided by the contractor for handling of the Panels at both Off-Site and On-Site. [h] The weight of each Panel / Module shall not exceed 700 KG. [i] The Wall Panels shall be with 40% Rustic Finish. [j] The panels shall be compatible to mechanical, electrical and plumbing systems to be accommodated in the building and accordingly the panels shall be fabricated in the factory as per the drawings provided or as directed by the Engineer-in-charge as per site requirement. [k] The contractor shall submit PSMB duly marked with the location for record. [l] Site visit to the Manufacturer’s Workshop / Factory shall be made by the Departmental Executive Staff Authorized by the Accepting Officer during Fabrication of Wall Panels and at the time of delivery of each lot to check the manufacturing process and to determine the Strength Parameters of the panels. [m] Quality Assurance Plan shall be submitted by the contractor to the Accepting Officer for approval within 15 days from the date of commencement.

M & L for brick work in half brick thick walls using Fly Ash bricks straight or curved on plan to any radius built in Cement Mortar 1:4 including 2 Nos of 6mm dia bars at every fourth course of brick work complete all as specified and as directed.

M & L for rendering on fair faces of brick / concrete surfaces, 10 mm thick in Cement Mortar 1:3, surfaces finished even and smooth without using extra cement including mixing of water proofing compound of approved make as per manufacturers instructions complete all as specified and as directed. Note: Water proofing compound will be measured and paid separately.

Supply only Integral Liquid Water Proofing Compound [ISI marked] of approved make complete all as specified and as directed.

M & L for Roughening surfaces of old concrete floor by picking, sweeping clean and washing down with water to remove dust etc and brushing neat cement slurry with 3.0 KG of cement per Sq.m area, rendering 10mm thick in cement mortar 1:3 on concrete surfaces finished even and smooth without using extra cement including mixing of water proofing compound of approved make as per manufacturers instructions for levelling the surface smooth to receive the water proofing membrane, priming the surface with a coat of Oil Based Bituminous Primer conforming to IS – 3384 [Latest] @ 0.3 Litre / Sq.m, laying APP Modified [Polyester Reinforced] Membrane of 3mm thick weighing not less than 3.8 KG / Sq.m confirming to IS – 16532 [2017], by torch application with side overlap of 100mm & end overlap of 150mm & tucked into the chases on vertical surfaces by thermo fusion and finished with a coat of bituminous aluminium paint @ 100 grams per Sq.m on top for water proofing treatment complete all as specified and as directed. Note: Water proofing compound will be measured and paid separately.

M & L for rendering on fair faces of brick / concrete surfaces, 10 mm thick in Cement Mortar 1:6, surfaces finished even and smooth without using extra cement complete all as specified and as directed.

M & L for rendering 5mm thick in cement mortar 1:4 over a backing coat of 10mm thick in CM 1:6 on concrete or brick masonry surfaces including mixing water proofing compound as per manufacturer's instructions and finishing the top surface even and smooth without using extra cement complete all as specified and as directed. Note: Water proofing compound will be measured and paid separately.

M & L for rendering 5 mm thick in Cement Mortar 1:3 on fair faces of concrete surface of ceiling surfaces finished even and smooth without using extra cement complete all as specified and as directed.

M & L for preparing newly plastered wall surfaces and applying two or more coats of Cement based Wall Care Putty on walls including rubbing with sand paper to obtain a smooth surface and making good any undulations on the surfaces and applying two coats of Acrylic Washable Distemper over One Coat of Alkali Resistant Primer on walls complete all as specified and as directed.

M & L for preparation of newly plastered Wall surfaces and applying Two coats of Weather Proof Exterior Emulsion Paint [100% Acrylic] over a Coat of Weather Proof Exterior Primer of same manufacturer as that of paint complete all as specified and as directed.

M & L for preparing newly plastered Ceiling Surfaces and applying Three Coats of White Washing complete all as specified and as directed.

M & L for Non Skid Ceramic Tiles, Joint Free, Coloured, Premium Quality of size exceeding 0.18 Sq.m and not exceeding 0.38 Sq.m, 7 to 8 mm thick [Square or Rectangular] as in Floors etc, set and jointed in neat cement slurry and pointed flush using polymer based cementitious tiling joint filler to match the shade of the tile including screed bed or bedding layer of mortar 15 mm thick in Cement Mortar 1:4 complete all as specified and as directed. Note: The colour / shade / design of tiles shall be as approved by GE.

M & L for Non Skid Ceramic Tiles, Joint Free, Coloured, Premium Quality of size exceeding 0.18 Sq.m and not exceeding 0.38 Sq.m, 7 to 8 mm thick [Square or Rectangular] as in Skirting and Dado etc, set and jointed in neat cement slurry and pointed flush using polymer based cementitious tiling joint filler to match the shade of the tile over backing coat of 10mm thick in Cement Mortar 1:3 complete all as specified and as directed. Note: The colour / shade / design of tiles shall be as approved by GE.

M & L for Non Skid Ceramic Tiles, Joint Free, Coloured, Premium Quality of size exceeding 0.06 Sq.m and not exceeding 0.11 Sq.m, 7 to 8 mm thick [Square or Rectangular] as in Floors etc, set and jointed in neat cement slurry and pointed flush using polymer based cementitious tiling joint filler to match the shade of the tile including screed bed or bedding layer of mortar 15 mm thick in Cement Mortar 1:4 complete all as specified and as directed. Note: The colour / shade / design of tiles shall be as approved by GE.

M & L for Joint Free Glazed Ceramic Tiles, Edge Cut, Concept Type, Coloured, Premium Quality, of size 450 mm X 300 mm, 7 to 8 mm thick as in Vertical Surfaces such as Skirting, Dado etc set and jointed in neat cement slurry and pointed flush using polymer based cementitious tiling joint filler to match the shade of the tile over backing coat of 10mm thick in Cement Mortar 1:3 complete all as specified and as directed. The colour / shade / design of tiles shall be as approved by GE.

S & F 32mm Outer Dia of pipe, 3-Layer PP-R [Polypropylene Random Copolymer], Concealed Pipes of SDR 7.4 [PN–16] UV stabilised and anti microbial fusion welded having thermal stability for Hot & Cold Water Supply including all PP-R Plain & Brass Threaded Polypropylene Random Fittings complete to Walls, Ceilings or in Floors etc. including testing complete all as specified and as directed.

S & F 25mm Outer Dia of pipe, 3-Layer PP-R [Polypropylene Random Copolymer], Concealed Pipes of SDR 7.4 [PN–16] UV stabilised and anti microbial fusion welded having thermal stability for Hot & Cold Water Supply including all PP-R Plain & Brass Threaded Polypropylene Random Fittings complete to Walls, Ceilings or in Floors etc. including testing complete all as specified and as directed.

S & F Angle Cock, 15 mm dia, cast copper alloy with capstan head, Chromium Plated, with Wall Flange screwed down high pressure with crutch or butterfly handle for iron pipe etc. complete all as per Jaquar Catalogue No. CON-059KN or its equivalent in Marc / Kohler / Cera / Parryware / Grohe / Crabtree / Blue Star & Silver Shine complete all as specified.

S & F Bib Taps, Long Body, cast copper alloy, 15 mm dia, Chromium Plated, Fancy Type, with crutch or butterfly handle, screwed down for iron pipe and fixed etc. complete all as per Jaquar Catalogue No. CON-107KN or its equivalent in Marc / Kohler / Cera / Parryware / Grohe / Crabtree / Blue Star & Silver Shine complete all as specified.

S & F Pillar Taps, cast copper alloy, Chromium Plated, Fancy Type, 15 mm dia, with capstan head, screwed down high pressure with or with out lettered "Hot" or "Cold" with long screwed shanks and fly nuts screwed for iron pipe and fixed complete all as per Jaquar Catalogue No. CON-011KN or its equivalent in Marc / Kohler / Cera / Parryware / Grohe / Crabtree / Blue Star & Silver Shine complete all as specified.

S & F Vitreous China Wash Down Water Closet [Pedestal pattern], White, including Plastic Water Closet Seat, Back, Closed Pattern, White with Flat Bottom and Cover and Mild Steel Chromium Plated or Aluminium Hinging Device and "P" or "S" Trap and including 10 Litres capacity, PVC Valve less, Syphonic action type, Low Level Flushing Cistern, White, with Inlet Ball Valve, Float, Handle, Flush Pipe of Polyethylene of Low or High Density of PVC, 32mm dia, PVC Connection of 15mm Bore and 600mm Long with PTMT Check Nut and Union etc. including Brackets and Connections to Pipe and Flush Pipe complete all as specified and as directed.

S & F Vitreous China Ware Wash Hand Basin, White, Flat Back of size 550 mm X 400 mm including Brass Chromium plated Waste Fittings with long screw shanks and fly nuts, flange end bedded in red led cement and other end fixed, rubber plug with rings including CI Brackets, cutting for and pinning in ends of brackets or erecting strand, 32mm bore PVC flexible waste pipe, PVC Connection of 15mm Bore and 600mm long with PTMT check nut and union etc. complete all as specified.

S & F PTMT Tubular Towel Rail, 20mm dia, D Type, 600 mm long between flanges, fixed with and including Chromium plated Brass Screws and wooden/plastic cleats [Minimum weight 190 Grams] complete all as specified and as directed.

S & F PTMT Soap Dish fixed with and including Chromium plated Brass Screws and wooden/plastic cleats [Minimum weight 70 Grams] complete all as specified and as directed.

S & F Rotational Moulded Polythene [HDPE] Water Tanks, Double Layered, ISI Marked, Cylindrical & Vertical Type 1000 Liters Capacity hoisted and fixed in position including provision of 32mm/25mm dia spouts for connecting inlet, outlet, over flow and washout pipes complete all as specified and as directed.

S & F Ball Valves, 25 mm Bore, high pressure of PTMT with epoxy coated Aluminium rod & highdensity plastic ball screwed for iron pipe [Minimum Weight 25mm - 455 Grams] etc complete all as specified and as directed.

S & F Gun Metal Globe or Gate Valve of Class - I, Pressure Tested of 1.5 Mpa, 25 mm bore with iron wheel head, screwed both ends for iron pipe, confirming to IS, ISI Marked complete all specified and as directed.

M & L for 40mm bore dia High Density Polyethylene Pipes [HDPE] of pressure rating 6 KGf / Sq.cm laid in trenches or fixed to walls or ceilings or in floors etc. complete all as specified

S & F 75mm bore PVC [SWR] pipes single socketed, in any length with rubber ring joints, laid in trenches or in floors complete all as specified and as directed.

M & L for PVC [SWR] Floor Trap with 75mm dia outlet, plain with grating including jointing to waste pipe with solvent cement complete all as specified and as directed.

S & F 110mm bore PVC [SWR] pipes single socketed, in any length with rubber ring joints, fixed to walls including necessary brackets, clamps as in rain water down pipes complete all as specified and as directed.

S & F 110 mm bore PVC [SWR] Bends of any radius including jointing with solvent cement complete all as specified and as directed.

S & F 75 mm bore PVC [SWR] Bends of any radius including jointing with solvent cement complete all as specified and as directed.

S & F 110 mm bore PVC [SWR] Branch Piece, Single [Single "Y"] equal or unequal without access door including jointing with solvent cement complete all as specified and as directed.

S & F 75 mm bore PVC [SWR] Branch Piece, Single [Single "Y"] equal or unequal without access door including jointing with solvent cement complete all as specified and as directed.

M & L for PVC [SWR] Gully Trap 125/110 mm, with grating including setting and jointing with solvent cement complete all as specified and as directed.

M & L for Hardcore of Gauge not exceeding 63 mm of Broken Stones or Boulders, deposited, spread and levelled in layers not exceeding 15 cm thick watered and rammed to a true surface in broken boulder complete all as specified and as directed.

M & L for 75mm thick, PCC 1:3:6, Type C-1, using 20mm graded aggregate as in Plinth protection etc surface finished even and smooth with out using extra cement complete all as specified and as directed.

S & F Factory made Solid Panel PVC Door Shutter 30 mm thick [Style] consisting of frame made out of M.S. tubes for top & bottom rails. M.S. frame shall be covered with heat moulded plain colour PVC "C" Channel having a PVC sheet strip of 20mm width stuck inside with solvent cement for stiles and plain colour PVC sheets for top rail, lock rail & bottom rail on either side & as gap insert for top rail & bottom rail, Panelling of plain colour PVC sheet to be fitted in the M.S. frame welded / sealed to the stiles & rails with suitable PVC sheet beading, and joined together with solvent cement supplying & fixing in frame at site as per specification & drawing shown on Serial Page No. 157 of MES Schedule Part - II complete all as specified and as directed.

S & F Solid PVC Door Frame of size 50mmX47mm made out of 5mm plain colour PVC sheet reinforced with MS square tube, supplying & fixing in opening as per Specification & Drawing shown on Serial Page No. 160 of MES Schedule Part - II complete all as specified and as directed.

S & F Powder Coated [120 Microns thick], Mild Steel work confirming to Fe - 290, Grade E-165, as in framed work such as Grills, Gratings, Ladders etc with ends of bars shouldered and/or riveted, or forged into spikes, framed Guard Bars, Barred Iron Doors, Ladders, framed Balusters, Walk Ways, Railings, framework of Water Tanks and similar work including preparation of surfaces including pre-treatment for degreasing, phosphatising etc. before powder coating complete all as specified and as directed. Note: The Grills shall be Powder Coated with two coats of powder coating of 60 Microns thick each of approved colour. The Powder coating shall be Matt Finished.

S & F in repairs Decorative type Stainless Steel Curtain Rod of 25 mm dia including PVC rings @ 100 mm centre to centre and Decorative type Stainless Steel Globe type Brackets of size suitable to 25mm dia curtain rod complete all as specified and as directed.

S & F Second Class Hard Wood, Plain, Solid, Straight Chowkats and Frames, Wrought, Framed, Rebated on the Solid, Rounded or Chamfered, put together with Glue, Pinned at Joints complete all as specified and directed.

S & F 30mm thick Flush Shutter Solid Core Construction with Block Board Core and Plywood Face Panels Commercial type on One Side and Decorative Face Veneers on other side and fitted to Chowkats complete all as specified and as directed.

S & F Factory made, 30mm thick, Second Class Hard Wood, Glazed and Skeleton Shutters, open rebated and prepared to receive glass, gauze, etc. [without Sash Bars], edges of framing plain, chamfered or rounded, fitted with cut and mitred beads for securing glass, etc., sizes of members of shutters as specified in SSR Part – I, Section 8, Clause 8.24 [b] and fitted to Chowkats complete all as specified and as directed.

S & F Aluminium alloy anodised Sliding Door Bolt with hasp and staple [Bolt Type] of size 250 mm and fixing clips of sheet cast or extruded sections and fixing bolts and sliding bolts of extruded sections or cast aluminium alloy complete all as specified and as directed.

S & F Aluminium anodised barrel Tower Bolt of size 300 mm size of extruded section complete all as specified and as directed.

S & F Aluminium anodised Handle, of extruded section Fabricated Type of size 200mm long complete all as specified and as directed.

M & L for two coats of Synthetic Enamel paint over one coat of Red Oxide / Zinc Chrome Primer on new steel surfaces over 10cm width or girth including preparation of surfaces complete all as specified and as directed.

M & L for Pre-Construction Anti-Termite Treatment for treating the Backfill in Contact with Foundation @ 7.5 Litres of Emulsion per Square Metre of Vertical Surface [Area of the sub structure in contact with backfill to be measured] complete all as specified and as directed.

M & L for Pre-Construction Anti-Termite Treatment for treating the Top Surface of Filled Earth @ 5 Litres of Emulsion per Square Metre of surface complete all as specified and as directed.

M & L for Pre-Construction Anti-Termite Treatment for treating the Soil Under Plinth Protection @ 5 Litres of Emulsion per Square Metre of surface area complete all as specified and as directed.

M & L for Pre-Construction Anti-Termite Treatment for treating the Soil along with External Perimeter of the Building by applying Emulsion@ 2.25 Litres per Running Metre of the perimeter wall complete all as specified and as directed.

M & L for 150 mm dia RCC Pipes, Class NP 2, laid and jointed with collars laid in trenches and jointed including concrete bed to drain pipes, packing under and haunching against the sides of pipes after they are laid and fitted in cement concrete, Type C2, 1:3:6, using 40mm graded stone aggregate complete all as specified and as directed.

S & F Floor Door Stopper of size 150 mm of aluminium alloy body and tongue, anodised, with hard drawn steel spring complete all as specified and as directed.

M & L for Providing Precast Cement Concrete Solid Block Masonry with Solid Blocks exceeding 100mm width of PCC 1:3:6, Type – C1 using 20mm graded stone aggregate set in Cement Mortar 1:4 complete all as specified and as directed.

M & L for PCC 1:2:4, Type B-2 [using 40 mm graded granite stone aggregate] in surface channels and drains including forming fair finished drain or channel of any inner girth using extra cement including forms, moulds, mitred / stooped ends complete all as specified and as directed.

M & L for providing Precast RCC M-30 Grade, Design Mix, using 20mm graded stone aggregate as in Landings, Cover Slabs [for Manholes etc], Chullah Hoods, Chajjas, Water Troughs, Mangers, Shelves and similar articles with plain faces set in cement mortar 1:6 complete all as specified and as directed.

S & F Mild Steel Bars, 10 mm dia and over cut to length, bent to shape required as in Rungs, Handle and Similar Small Articles of Manholes embedded in Concrete and fixed with support complete all as specified and as directed.

S & F Rolled Mild Steel work conforming to Fe 290-W, Grade-E-165, Quality-A as in Framed work as in Chajjas of angle or other section with gusset plates, rails, braces, etc complete, drilled for fixing of steel sheeting or other covering, Doors etc to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings [exclusive of steel sheeting or other covering, running rails and guides] and hanging, also fastening and fixing complete all as specified and as directed.

S & F for pre-painted Galvalume steel Plain Sheets and thickness 0.50mm [Galvalume base-PPGL Sheets], having tensile strength of 550 Mpa, in ridges, hips, valley gutters, drip and straight flashing cut to length & bent to shape, girth sheets fixed with aluminium self tapping screws of size 50/75mm and neoprene and EPDM washers of suitable size in roof covering / cladding / eves trim / rake trim and closure trim / valley rain water gutter / down spouts and top rafters etc. complete all as specified and as directed.

SRI VENKATA SAI MANIKANTA CONSTRUCTIONS (BID ID -3163592)