Military Engineer Services Tender

M&L for preparing existing black top surfaces by brushing with wire brushes for removing caked mud etc. sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc. and applying evenly a priming/tack coat with bituminous primer paving bitumen with viscosity grade VG-10 at 5 kg per 10 sqm on black top surfaces complete all as specified and directed.

M&L for bituminous premix asphaltic semi dense concrete 30mm consolidated thickness with 5.5% binder content of bitumen with viscosity grade VG-30 by weight of total mix, rolled and compacted to required camber and gradient complete with 8 to 10 tonnes power roller to required complete all as specified and directed.

M&L for premix bituminous, macadam with binder content of 4% by weight of total mix using paving bitumen VG-30 grade, laid/ rolled and compacted to required gradient and camber (consolidated thickness 75mm or less) complete all as specified and directed. Note for item No. 02 & 03 : (i) Design Mix for bituminous macadam shall be carried out through an authorised testing lab and the cost of testing shall be included in quoted rate. (ii) Aggregates for Bituminous works shall confirm to clause No 20.B.2.5 of SSR 2009 Part- I (Specifications). (iii) Based on job mix formula, in case the binder content (i.e. Bitumen) is less than the content specified under these items then a minus adjustment @ Rs 70/- per kg of bitumen (less consumed) shall be applied on the quoted rate of contractor against these items, hence the quoted rate of contractor shall be reduced based on less content of bitumen required as per job mix formula. However, no price adjustment on plus side shall be made for increase of quantity of bitumen in case of required as per job mix formula.