8789 PROVN OF REHABILITATION OF RUNWAY SCHEME (RSS) THROUGH MIXER CUM DISPENSER MACHINE WITH RAPID GROUTING AND DENSE ASPHALTIC CONCRETE AT AF STATION, BAREILLY

Amount

Excavating over areas using hydraulic excavator of adequate capacity, n exc. 1.5 m deep and getting out in soft/ loose soil

Excavating over areas using hydraulic excavator of adequate capacity, exc. 1.5m but n exc. 3.0m deep and getting out in soft/ loose soil

Excavating over areas using hydraulic excavator of adequate capacity, exc. 3.0m but n exc. 4.5m deep and getting out in soft/ loose soil

Removing excavated materials to a distance not exc. 500m but n.exc. 1.5 km and depositing where directed

Removing excavated materials to a distance not exc. 1.5 km but n.exc. 5.0 km and depositing where directed

M&L for filling of craters with broken stone boulders or quarried stone (Boulder size 100 mm mixed with 63 mm size broken graded stone aggregate), interstices filled, surface formed and rolled with 8 to 12 tonne capacity power roller and consolidated to required gradient and camber complete all as specified and directed.

M&L for filling craters with broken stone boulders or quarried stone (boulders of size 150 to 300mm broken graded stone aggregate), interstices filled, surface formed and rolled with 8 to 12 tonne capacity power roller and consolidated to required gradient and camber complete all as specified and directed.

M&L for providing 200mm thick (compacted thickness) wet mixed macadam (WMM) with broken stone course aggregate of grading 2 (63 to 40 mm size) or of grading 3 ( 50 to 20 mm size) spread, rolled and consolidated to required gradient, camber, level, super elevation as required with power roller complete all as specified and directed.

M&L for preparing un surfaced wet mixed macadam (WMM) by brushing with wire brushes for removing caked mud etc., sweeping with brooms and finally cleaning the surface with compressed air to remove all loose dust, dirt etc. and applying evenly a tack coat of cationic bituminous emulsion SSI grade conforming to IS-8887 @ 1 Kg per Sq.m by mechanical sprayer complete all as specified and directed.

M&L for providing 150mm thick (Consolidated Thickness) hot mix dense asphaltic concrete (DAC Grading-I) in three layers of 50mm thick each layer using VG-30 Bitumen @ quantity as derived from job mix formula subject to minimum 5.5% by weight of total mix, laid, rolled and compacted to required gradient and camber as required with power roller complete all as specified and directed.

M&L for providing hot mix dense asphaltic concrete (DAC Grading-I) of thickness as required, in layers n.exc 50mm thick each layer using VG-40 Bitumen @ quantity as derived from job mix formula subject to minimum 6% by weight of total mix, laid, rolled and compacted to required gradient and camber as required with power roller complete all as specified and directed.

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 surface using air blowers to remove all loose dirt etc. complete and applying Cold Polymer Modified bitumen Emulsion (PME) by spraying with machine of total cold liquid PME 0.90 litre/ Sq.m (un diluted) for two coats with mineral filler as recommended by manufacturer of PME (after diluting with water), each coat diluted in the ratio 1:1 (PME : Water) and ensure uniform finish of PME on runway complete all as per manufacturer’s instructions and all as specified and as directed.

M&L for construction of granular sub-base by providing close graded Material conforming to Grade-II (size range 53 mm to 0.075 mm) having CBR Value-25 conforming to specifications, mixing in a mechanical mix plant at OMC, carriage of mixed material by tippers to work site, for all leads & lifts, spreading in uniform layers of specified thickness with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per specifications and directions of Engineer-in-Charge.

M&L for 30mm thick layer of river sand over granular sub base (GSB) including watering & compacting all as specified and as directed.

M&L for laying 400 micron thick transparent high density polyethylene (HDPE) film sheet, grade I conforming to IS-10889 with side lap of 160mm and end lap of 300mm complete all as directed. [Note: Net area excluding the overlaps shall be measured and paid]

M&L for 300mm compacted thickness (in two layers of 150mm thick each) rapid setting pavement using 20mm to 63mm size graded stone aggregate, spreading, watering, rolling & compacting with 8 to 12 ton power roller including injecting the mixed rapid grout cement in to the prepared base using IMDM machine and other T&P, compacting the pavement using needle vibrators and flat vibrator complete with necessary T&P all as directed b y the Engineer-in-Charge. Notes: 1. IMDM machine & rapid setting grout cement will be provided by the Dept. 2. The rate quoted shall be deemed to include for shifting of IMDM machine from MES/ AF yard to site and back and handling & transportation of Rapid grout cement in 1200 Kg polythene bags from MES store to place of work. Notes common for all items of BoQ: (a) The contractor is required to procure complete quantities of stone boulders, aggregates, polythene film & PME required for Item No. 6, 7, 12, 14, 15 & 16 and stack them where directed within 15 days from the date of commencement of the work, failing which penalty at Rs. 5,000/- per day beyond the prescribed period subject to a maximum of Rs. 2,00,000/- shall be levied. (b). The items are catered for extreme emergencies of AFS and accordingly the contractor shall commence the work by arranging all T&P and labour within 24 hours of notice by Engineer-in-Charge, failing which Rs. 30,000/- per day beyond the prescribed period shall be levied.

S S CONSTRUCTION CO

MOHINDER SINGH AND SONS

M/s Agarwal Builders