Military Engineer Services Tender

Preparing un-surfaced water bound macadam surfaces by brushing with wire brushes for removing caked mud etc., sweeping with brooms and finally fanning the cleaned surfaces with gunny bags to remove all loose dirt etc., and applying evenly a priming / tack coat on un-surfaced water bound macadam surfaces with paving bitumen primer using bitumen VG-10 paving grade ( 80 -100 penetration) @ 10 Kg per Ten Square Metre with tar boiler and including Bituminous premix asphaltic semi dense concrete 40mm consolidated thickness with 5.5% paving bitumen using bitumen VG-30 paving grade ( 50 -70 penetration) binder content by weight of total mix rolled and compacted to required camber and gradient, complete, all as specified and as directed.

Preparing existing black top surfaces by brushing with wire brushes for removing caked mud etc., sweeping with brooms and finally fanning the cleaned surfaces with compressed air to remove all loose dirt etc., and applying evenly a priming / tack coat on existing black top surfaces with paving bitumen primer using paving bitumen VG-10 grade @ 5 Kg per Ten Square Metre and including Bituminous premix asphaltic semi dense concrete 30mm (consolidated thickness with 5.5% paving bitumen using bitumen VG-30 paving grade ( 50 -70 penetration) binder content by weight of total mix rolled and compacted to required camber and gradient, complete, all as specified and as directed.

Note for item No. 4 to 5 : (a) Preparation of mix in hot mix plant, spreading by self propelling mechanical paver and rolling and compaction by set of rollers as specified in particular specifications shall be carried out. Hot mix plant may be installed at any distance but the contractor shall be responsible for maintaining the required temperature of mix under all conditions till it is laid and compacted. Unit rate against these items shall include for carrying out the works with deployment of these machinery for which nothing extra shall be payable and no delay in completion of work shall be acceptable on this account. (b) To achieve marshal stability of 1050 KN and all as per SSR Part-I Clause No. 20.B.4. (c) If qty of binder contents is less than the qty as specified in respective items of BOQ, it shall be adjusted at supply only rates of paving bitumen @ Rs 60.00 Per Kg and if qty of binder contents is more than the qty as specified in respective items of BOQ no adjustment shall be made.