REPAIR/ MAINTENANCE OF DTGM AND SIGNAGE BOARDS, REPAIRS TO CRACKS, APPLICATION OF PME ON SURFACE WHEREVER REQUIRED, OBLITERATION OF PAINTING ETC AT AIRFIELD AREA AT AFA HYDERABAD

Amount

S&F in repairs 4mm Thick ACP Sheet for Non illuminated Direction Sign board/ DTGM boards of required size and required colour fixed on aluminium frame work etc made for water tightness and locking arrangement complete all as required at site and as directed. Make:Alubond or Equivalent as approved by GE

S&F in repairs Anodised aluminium square/rectangular tubes as in frame work fixing for sign boards/DTGM boards fixed with bolt nuts and washers etc complete all as specified and as directed.

S&F in repair 40 mm bore steel tubing medium grade galvanised for fixing DTGM / Sign boards on frangible coupler bracket including grouting in concrete of any size etc complete all as specified and directed.

S&F in repairs Aluminium frangible coupler bracket for fixing 40mm bore pipe with circular shape MS Base plate of size 160mm dia with 16mm dia holes for fixing nuts and bolts complete all as directed by Engr-in-charge.

S&F self adhesive retro reflective tape any colour 80 to 100 micron thick (High intensity micro prismatic grade type-IV confirming to ASTM D 4956-04 for lettering, lines dashes, arrows, comma, full stops, symbols etc of size and shape required cut in electronic plotter as directed and fixed to any type of board provided complete all as specified and as directed. Make :- 3M or equivalent conforming to IS as approved by the GE. Note:- Area of each letter with overall size of letters shall be considered for measurement and payment purpose.

M & L for preparing old black top surfaces by brushing with wire brushes for removing caked mud etc sweeping with brooms and finally fanning the cleaned surfaces with using air blower to remove all loose dirt etc complete and application of Polymer Modified Emulsion (PME) for air field pavement for micro surfacing with PME full filling IRC : SP 100 : 2014 all parameters and mopping of total cold liquid PME as per site requirement and mixed with water and mineral filler as recommended by manufacturer of PME and ensure uniform finish of runway complete all as manufacturer instructions and all as specified and directed . Make :- M/s Ooms Polymer Modified Bitumen Pvt Ltd or equivalent make as approved by GE. NOTE :- (i) The tenderer shall take into consideration for the following points while quoting his rate for item No 1 :- (a) The work shall be carried out through authorised and qualified applicator of the manufacturer only. (b) Care shall be taken to fill wider gaps / cracks with 0.6 mm to 2.36 mm size coarse sand as per manufacturer's instructions. (c) A performance guarantee certificate shall be submitted by the contractor to the GE on completion of the work as specified. (d) For lesser width manual application can be allowed. (e) As per above mentioned policy , rates are considered for use of undiluted Polymer Modified Emulsion (PME) of 1.0 ltr per 1.0 sqm in two coats. However price adjustment will be made as per actual consumption based on trial patch approved. (f) Friction test and sand patch test as per manufacturers instructions to be carried out satisfied level.

Removing of old paint on concrete slab / rigid pavements by paint removers or burning by blow lamps and cleaning with scrappers, any number of coats, any width or girth including cleaning with air compressor to remove all loose dirt, dust, scaling, grease etc., complete all as specified and as directed.

M&L for cutting, racking out existing sealing compound from joints of rigid pavements including raking spilled out sealing compound from the edges of existing joints and removing the raked out sealing compound and forming joints 12 to 15 mm width and 30 to 40 mm depth by diamond cutter and removing the debris and other foreign materials to a distance exceeding 1.5 Km but not exceeding 5.0 KM and depositing where directed by Engineer-in-Charge including cleaning the side and bottom of joints by compressor air (Diesel driven compressor of suitable capacity), preparing joints to receive polyurethane joint filling and primed with primer of approved make, sealed with polyurethane sealant of approved Make and minimum depth of sealant above backup rod shall be 10 mm along with back up rod of suitable size complete all as per manufacturer instructions and all as specified and as directed.

All as per Ser Item No 8 above but forming of joints 25 to 30 mm width and 30 mm average depth with suitable size of backup rod complete all as specified and as directed.

Demolition of cement concrete (unreinforced) of any description and in any position not otherwise specifically provided for complete all as specified and as directed.

M&L for PCC (1:2:4) type B2 (using 40 mm graded stone aggregate) as in foundations, filling and mass concrete complete all as specified.

BV SAYANNA SONS (BID ID -3240123)

Sri Sai Krishna Construction (BID ID -3240616)