Repairs to Drains, Compound Wall and Footpath of NAD, ABE Park under GE ND, Visakhapatnam

Amount

Demolition of Brick / Stone Masonry built in Cement Mortar including all quoins arches pillars etc and removing rubbish to a distance not exceeding 1.50 KM complete all as specified and as directed.

M & L for brick work with Fly Ash bricks, straight or curved on plan exceeding 6 m mean radius built in Cement Mortar 1:6 complete all as specified and as directed.

M & L for walling of random rubble masonry, uncoursed, well bonded, bedded and solidly hearted, built in Cement Mortar 1:6 complete all as specified and directed.

Taking down Cement Plaster of any description on brick or stone walls or concrete surfaces etc including raking out joints, hacking for key scrubbing down with water etc and removing rubbish to a distance not exceeding 1.50 KM complete all as specified and as directed.

M & L for rendering to stone masonry surfaces or surfaces other than fair faces of brick surfaces or on one side of lathing, 15mm thick in Cement Mortar 1:4, surfaces finished even and smooth without using extra cement complete all as specified and as directed.

M & L for rendering to brick / concrete surfaces, 15 mm thick in Cement Mortar 1:4, including mixing water proofing compound as per manufacturers 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 preparation of newly plastered wall surfaces and applying two coats of Cement Based paint over a coat of Alkali Resistant Primer complete all as specified and as directed.

M & L for washing, rubbing down and stopping of painted surfaces and applying one coat of cement based paint on walls complete all as specified and as directed.

Dismantling of AC Sheets [Corrugated or Semi Corrugated etc] as in roof covering including ridges, hips, valleys and flashings complete all as specified and as directed.

Dismantling of Plain or Corrugated Steel sheeting of any gauge, thickness of roof in roof coverings including ridges, hips, valleys and flashings complete all as specified and as directed.

S & F for pre-painted Galvalume steel sheets of Trapezoidal profile having pitch 190mm, depth 29mm or Tiled Profile or Sinusoidal Profile and thickness 0.50mm [Galvalume base-PPGL trapezoidal profile sheets], having tensile strength of 550 Mpa, fixed with aluminium self tapping screws, neoprene and EPDM washers of suitable size in roof covering complete all as specified and as directed. Note: Overlap shall be provided as specified by the manufacturer.

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.

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 cold applied bituminous primer @ 0.50 KG per Sq.m, applying a coat of Blown Bitumen of grade 85/25 @ 1.2 Kg per Sq.m, laying Polymeric water proofing membrane of weight not less than 3.00 Kg per Sq.m reinforced with polyester non-woven fabric of weight not less than 150 Grams per Sq.m, by torch application with side over lap of 100mm & end over lap of 150mm & tucked into the chases on vertical surfaces by thermo fusion including applying a coat of Blown Bitumen of grade 85/25 @ 1.2 Kg per Sq.m and finished with a coat of bituminous aluminium paint @ 100 grams per Sq.m on top for water proofing treatment complete including taking down existing Roof Treatment of any description and removing rubbish to a distance not exceeding 1.50 KM complete all as specified and as directed. Note: Water proofing compound will be measured and paid separately.

S & F in repairs Galvanised, 2 Strand, Steel Barbed Wire 2.24mm dia, Barbed with 2mm dia bars at 75mm spacing and straining and fixing to any type of standard rails straining bolts including securing or tying at crossing with and provision of galvanised mild steel wire, staples or steel pins etc complete all as specified and directed. Note: Each line of wire will be measured for payment.

S & F in repairs Concertina Coil Fencing with Punched Tape Concertina Coil made from High Tensile Spring Steel, High Carbon Wire conforming to IS – 4454 [Part – 1], of Grade –SM duly Hot Dipped Galvanised, 600mm dia, 10 Metre openable length, with Galvanised coating and Punched Tape material as per IS – 513, having 50 Nos Rounds per 6 Metre length [before stretching], having medium barbs [Barb length 24±1mm, Pitch between two barbs 35±1mm], Spring Core Wire [2.5 mm thick] of high tensile strength of 165 Kg / Sq.mm with tape [0.52mm thick] and weight 43.478 Grams / Metre and fixing to “Y” or Trapezoidal shaped angle iron brackets placed at 2.00m to 3.00m apart and with 6/9 horizontal RBT [Reinforced Barbed Tape] Wire, Stud tied with GI Staples and GI Clips to retain horizontal, including necessary bolts and coating with Px Compound [Anti Rust] complete all as specified and as directed. Note: Horizontal barbed wire & angle iron supports shall be measured and paid separately under relevant items of Schedule "A". Measurement shall be made for stretched length.

M & L for Plain / Reinforced cement concrete Type B1 [Nominal Mix] 1:2:4 using 20mm graded stone aggregate cast in situ in lintels up to 1.5m span, Cills, steps, seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings up to 60 cm in height, copings, kneelers, apex stones, bed plates including weathering, slightly rounded or chamfered angles and throating as directed including use and waste of form work, complete all as specified and as directed.

Dismantling of Mild Steel or Wrought Iron Work of any description not otherwise provided for complete all as specified and as directed.

S & F Rolled Mild Steel work conforming to Fe 410-W, Grade-E- 250, Quality-A as in Framed work as in doors or gates 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 Rolled Mild Steel work conforming to Fe 410-W, Grade-E- 250, Quality-A as in Roof Trusses [framed], trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing [Beam, tee, angle, channel or flat sections] including distance pieces, cleats etc complete all as specified and as directed.

S & F Mild Steel work conforming to Fe - 290, Grade E-165 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 in concrete and screwing etc., Wind Ties for roof including securing bolts, Posts and Struts in Fencing including cutting tops to shape as directed, bending to shape, notching for wire, drilling holes or as in flat iron fillets [for securing wire mesh and barbed wire etc.] including all necessary drilling, bolting or riveting, etc. and similar work complete all as specified and 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 preparation of old painted steel surfaces of any description not other wise described over 10 cm width or girth and applying One coat of synthetic enamel paint complete all as specified and directed.

Dismantling Fencing Wire Mesh of any type complete all as specified and as directed.

S & F PVC Coated Chain Link MS Galvanised Fencing Mesh of size 50 mm X 50mm, 4mm dia wire with minimum 1 mm thick PVC Coating and of weight not less than 4.5 KG / Sq.m including line wires, any mesh, size and type to any type of standards, rails, straining bolts, etc. including provision of binding wire complete all as specified and as directed.

Demolition of Reinforced Cement Concrete [reinforcement cut as required to facilitate demolition] of any description and in any position not otherwise specifically provided for and removing rubbish to a distance not exceeding 1.50 KM 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.

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.

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] including 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 RCC M–20 Design Mix, using 20mm graded stone aggregate as in foundations including Pile Caps, Rafts, Footings, Foundation Beams, Plinth Beams, Bases for Columns etc. complete all as specified and as directed.

M & L for RCC M-20 Design Mix, using 20mm graded stone aggregate as in Columns, pillars, piers, posts and struts etc. complete all as specified and as directed.

M & L for RCC M-20 Design Mix, using 20mm graded stone aggregate as in Slabs supported on walls, beams, columns, landings, shelves, Chajjas and the like complete all as specified and as directed.

M & L for Granite Stone Slabs of 18 to 20 mm thick of Colour Mexican Red / Ruby Red / Z Black / Pearl Black as in Skirting, Dado, Risers of Steps, Treads, Decorative Shelves, Staging, Jambs, Pillars etc. with machine cut edges, Table rubbed and prepolished to smooth mirror finish all to required sizes, granite stone slabs shall be of design / pattern as directed, including diagonals, inlays, borders, margins in two or more colours / shades, designs / patterns of stone slabs, set and bedded with grey cement [slurry] and jointed and pointed flush using polymer based cementitious tiling joint filler to match the shade of the Granite Slabs over backing coat of 10mm thick in Cement Mortar 1:3 including Demolition of Stone Slab laid, bedded and pointed in Cement Mortar of thickness not exceeding 25 mm and removing serviceable tiles to the stores and removing rubbish / debris to a distance not exceeding 1.50 KM complete all as specified and as directed. Note: Single stone slab shall be used for entire height of skirting / dado / risers and joints shall match with the flooring.

Demolition of Unreinforced Cement Concrete in ground floors and Pavings not exceeding 15cm thick [below or above ground level] and removing rubbish to a distance not exceeding 1.50 KM complete all as specified and as directed.

M & L for 100 mm thick, PCC 1:2:4, Type B-2, using 40mm graded stone aggregate as in Floors / Hard standing etc, surface finished even and smooth with out using extra cement and spike rolling to surfaces or making impressions of expanded metal, while the concrete is green and providing 10mm thick joints duly filled with mastic filling comprising of 01 Part of heated bitumen blown grade any penetration and 3 parts of sand [all by weight] complete all as specified and as directed.

M & L for 75 mm thick, PCC 1:3;6, Type C-2, using 40 mm graded stone aggregate as in Sub base for flooring complete all as specified and as directed.

M & L for Glazed Polish finished coloured Chequered Cement Concrete Tiles of thickness 23 to 25mm, made with M-25 Grade Precast Cement Concrete, Hydraulically pressed of size not less than 300 X 300 mm, of approved shape, colour and pattern, set, jointed and pointed in neat cement slurry to match including screed bed or bedding layer of mortar 20 mm thick in Cement Mortar 1:4 complete all as specified and as directed.

M & L for Sand filling as in Sand Bed to Inter Locking Paving Blocks including filling interstices complete all as specified and as directed.

M & L for Inter Locking Paving Blocks of 80mm thick, made with M40 Grade cement concrete using 20 mm graded stone aggregate, Hydraulically pressed of approved colour and pattern, shape and size conforming to IS - 15658 set in floors complete all as specified and directed.

M & L for Inter Locking Paving Blocks of 60mm thick, made with M35 Grade cement concrete using 20 mm graded stone aggregate, Hydraulically pressed of approved colour and pattern, shape and size conforming to IS - 15658 set in floors including 50mm thick sand cushion complete all as specified and directed.

M & L for PCC 1:3:6, Type C-2, using 40mm graded stone aggregate as in Foundation, Fillings, Mass concrete, Footings etc complete all as specified and as directed.

M & L for PCC 1:2:4, Type B-1 [using 20 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.

Cleaning of existing Covered Drains / Open Drains of any cross section in any condition [including foul condition] by removing Silt, Grit, Mud, Debris, Sludge deposits, Pebbles, Large Stones of any shape including bailing out of water by mechanical pump if required and deposited to a distance exceeding 1.5 KM and not exceeding 5 KM for smooth flow of water complete all as specified and directed.

M & L for cleaning of Static Water Tanks of 40000 to 60000 Litres Capacity located at various places at any height by removing the inlet and outlet coupling connections, emptying all dirty / muddy water from the tanks using Diesel / Electric Driven Non-Clogging Pumps, removing the Scale / Sludge / Mud / Algae formed including other foreign materials got deposited on sides of walls and bottom of the tanks by scrapping and brushing with wire brush, cleaning with pressure pump, washing with bleaching powder slurry and allowing to dry and then washing and cleaning the tank with fresh water, applying two coats of white wash on all internal surfaces and writing the details of tanks like Date of Cleaning, Capacity of Tank and Due Date for Next Cleaning etc. on the out side of the tank with Synthetic Enamel Paint with letters of size 20 cm high, 10cm width in White colour over Black background of size 1000 X 600mm including cleaning of bottom surfaces of platform, replacement of unserviceable/ defective inlet and outlet coupling and fittings etc. complete all as specified and as directed. Note: [a] 06 Nos. of Photographs of Static Water Tanks before and after cleaning Shall be submitted to Engineer-in-Charge for record before claiming payment. [b] Sample testing of every Static Water Tanks before and after cleaning from NABL Accredited Laboratory for Microbial parameters of water of One Tank as decided by the GE before and after cleaning of tank. [c] The Static Water Tanks shall be cleaned and disinfected within 24 Hours after handing over of the same for cleaning to avoid hindrance in water supply to the connected area.

M & L for cleaning of Static Water Tanks exceeding 60000 Litres Capacity located at various places at any height by removing the inlet and outlet coupling connections, emptying all dirty / muddy water from the tanks using Diesel / Electric Driven Non-Clogging Pumps, removing the Scale / Sludge / Mud / Algae formed including other foreign materials got deposited on sides of walls and bottom of the tanks by scrapping and brushing with wire brush, cleaning with pressure pump, washing with bleaching powder slurry and allowing to dry and then washing and cleaning the tank with fresh water, applying two coats of white wash on all internal surfaces and writing the details of tanks like Date of Cleaning, Capacity of Tank and Due Date for Next Cleaning etc. on the out side of the tank with Synthetic Enamel Paint with letters of size 20 cm high, 10cm width in White colour over Black background of size 1000 X 600mm including cleaning of bottom surfaces of platform, replacement of unserviceable/ defective inlet and outlet coupling and fittings etc. complete all as specified and as directed. Note: [a] 06 Nos. of Photographs of Static Water Tanks before and after cleaning Shall be submitted to Engineer-in-Charge for record before claiming payment. [b] Sample testing of every Static Water Tanks before and after cleaning from NABL Accredited Laboratory for Microbial parameters of water of Three Tanks as decided by the GE before and after cleaning of tank. [c] The Static Water Tanks shall be cleaned and disinfected within 24 Hours after handing over of the same for cleaning to avoid hindrance in water supply to the connected area.

M & L for Cutting / Chipping the spalling concrete surfaces of Slabs, Beams, Columns, Fins, Facias, Parapets & Chajjas etc. and trimming, cleaning the surfaces of any thickness to receive Guniting / Plastering, preparing surfaces and applying a coat of Zinc rich epoxy primer to all steel surfaces as antirust agent and welding steel wire Fabric / Mesh of size 75X25mm of weight not less then 3.0KG per Sq.m to existing reinforcement, applying a coat of Nito Bond AR of M/s. Fosroc Chemicals or equivalent approved bonding agent in M/s. Sika India Pvt. Ltd. or M/s. STP Ltd. or M/s. Choksey Chemicals Pvt. Ltd. or M/s Bostik India Pvt. Ltd. as per manufacturer's instructions and providing pressure Guniting averaging 40mm thick at a pressure of not less than 6 KG / Sq.cm in Cement Mortar 1:3 duly modifying the mortar with and including suitable bonding agent of M/s. Sika India Pvt. Ltd. or M/s. STP Ltd. or M/s. Choksey Chemicals Pvt. Ltd. or M/s Bostik India Pvt. Ltd. @ 5% of weight of cement for sides and soffits of Slabs, Beams, Columns, Fins, Parapets Facias & Chajjas etc., finishing the top surface even and smooth without using extra cement conforming to proper geometrics including providing double scaffolding and safety measures as required and removal of the same on completion and disposal and depositing the demolished material out of MD land complete all as specified and as directed.

CHAITANYA CONSTRUCTIONS

Pavan Commercial Company

S R CONSTRUCTIONS

SREE VIJAYALAKSHMI ENTERPRISES

M/s Saptagiri constructions

Ruchira Associates

MOUNIKA ENTERPRISES

D P R ASSOCIATES

ANIL KUMAR BISWAL