Military Engineer Services Tender

M &L for racking out joints of concrete runway upto a depth at 25mm, saw cutting the vertical sides of joints for making edges of joints straight upto the possible extent by keeping maximum width of joint 10 to 25mm, including cleaning all loose particles/dust from the joints by using brushes, and with the help of air compressor and removing away the existing sealing compound and all other loose materials inside of AF Station where directed including, fixing masking tape along either side of the joints, placing back up sheet 10 to 12 mm thick of dia 25% more than width of joints/backup rod/de-bonding strip (thickness 10 to 12mm) in position and filled with polyurethane based sealing compound (pitch free) ISI marked single compound having 3mm recess from top of joint after applying suitable primer as per manufacturer's instructions and removing masking tape, complete all as per manufacturer's instructions and directed by Engineer-in-Charge. Note :- PU to be mixed and filled by only OEM.

(d) Two year warranty of material performance and application performance shall be obtained from the authrised manufacturer of PME. Warranty will include the fact that structure will remain water tight and no further cracks will be formed, excluding damage caused by natural calamities. (e) Permeability test (ASTM D 2434) to be conducted on the surface prior and after to application of treatment. (f) A performance guarantee certificate for two years shall be submitted by the contractor to the GE on completion of work as specified. (g) Any number of trials patches of dimension 15mx15m at slected places for application of PME as directed by GE will be undetaken before commencement of treament. (h) Friction parameters, permeability parameters to ensure zero porosity, penetration of PME after application of both coats and micro and macro textures will be determined through relevant testing methods as directed by GE/Engr-in-Charge. (Qty. will be measured and paid under relevant items of first coat and second coat of PME. (j) Care shall be taken to fill gaps/cracks up to 5mm size with mineral filler as per manufacturer's instructions.

M&L for preparing of 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 blowers to remove all loose dirt, rubber deposits complete and applying Polymer Modified Emulsion (PME) by using spraying machine having penetration value 10-20 mm and initial setting time of 4-5 hours, but not more than 8 hours. First coat with 0.6 Ltr (undiluted) PME diluted in 0.6 Ltr water, to be applied uniformally on each 1.0 Sqm area, mixed with mechanical filler as recommended by manufacturer of PME and ensure uniform finish of PME on flexible surface with mechanical application through spraying machine and using specially designed mopper for mopping the surface, complete all as per manufacturer's instructions and complete all as directed. MAKE : M/s Ooms Polymer Modified Bitumen Pvt Ltd / M/s Hindustan Colas Pvt. ltd( HINMAT PLUS-PME) / M/s L N Petro Chem Private Limited ( EMULCOTE) Notes :- The tenderer shall take into consideration for the following points while quoting his rate for this item and his quoted rates shall be deemed to be included the following:- (a) The work shall be carried out through authorized and qualified applicators of the manufacturer. (b) Friction parameters shall be between 0.35 to 0.60 after application of PME. (c) Contractor will make necessary arrangements for procurement of Portable Skid Resistance Tester (PSTR) and carry out necessary testing as directed without any extra cost to the department.

M&L for Removal of Rubber deposits from runway surface using Waterblasting cum vacuuming system with suitable machine and suitable operating pressure so that the total rubber deposits are removed from runway both (rigid and flexible) surfaces by the method of water blasting cum vacuuming system with suitable water pressure 'without use of any chemical & no damage to the existing surface complete all as specified and directed. NOTES : - (i) The work shall be carried out through authorized & qualified applicator • (ii) Total rubber deposit should be removed and the Debris/ Water to be vacuumed simultaneously leaving No FOD so that the Runway is available for operation immediately. (iii) The rubber removal Machine shall be SH8000, SH5000, SH3000 as approved by GE. (iv) Rubber deposit Debris should be in solid form when finally disposed. (v) In any emergency condition the machine should exit from the runway in less than 2 minute without leaving FOD. (vi) Friction Test should be carried out before & after Rubber deposit removal operation. . (vii) After carrying out rubber removal operation on the runway , the friction reading of the rubber removed segment should bebetween 0.35 to 0.60. which shall be ensured by GE. (viii) Area of runway painting merged with rubber removal shall be measured and paid under item No. 07 i.e. removal of runway painting.

M&L for removal of paintings (with or without rubber deposits ) with water based road marking paint/ thermoplastic paint on flexible and rigid surfaces of air field using waterblasting cum vaccuming system with suitable machine and suitable operating pressure so that the total paint is removed from runway both (rigid and flexible) surfaces by the method of water blasting cum vaccuming system with suitable water pressure without use of any chemical & no damage to the existing surface complete all as specified and directed. NOTES :- (i) The work shall be carried out through authorized & qualified applicator. (ii) Total paint shall be removed and the debries /water to be vaccumed simultaneously leaving NO FOD so that the runway is available for operation immediately. (iii) The paint removal machine shall be SH8000, SH5000, SH3000 as approved by GE. (iv) Paint deposit debries should be in solid form when finally disposed. (v) In any emergency condition the machine should exit from the runway in less than 2 minutes without leaving FOD.

M&L for applying two coats of painting for lines, dashes, arrows, letters etc on roads, pavements and the like exceeding 10cm wide with water based road marking paint, white, orange, black or golden yellow colour including cleaning, preparation of surfaces required complete all as specified and directed

M&L for repair to existing surface pavement of concrete by cutting inverted trapezoidal section in regular shapes by diamond cutters and chiselling, removing loose concrete, cleaning with compressed air & washing with chemical water solution, priming epoxy resin primer at the rate of 0.34 Kg/Sqm applied by sprayer or brush and making good with epoxy mortar including disposal of rubbish to adistance exc 250 m but not exceeding 500 m etc complete all as specified & directed. Note:- The washing agent shall be 15% diluted hydrochloride, epoxy resin primer of NITOPRIME 25 brand of M/s FOSROCK industries and epoxy mortar shall be NITOMORTORS brand of M/s FOSROCK industries or equivalent as approved by GE.

All as per item No 5 here-in-before but for second coat with 0.4Ltr (undiluted) PME diluted in 0.4 Ltr water to be applied uniformally on each 1.00 Sqm area (Second coat will be applied separately) after drying and setting of first coat. Note for item No 5 and 6 :- No price adjustment shall be done if PME used is more than 0.6 Ltr and 0.4 Ltr per Sqm of area in first and second coat respectively.