SPECIAL REPAIRS TO INTERNAL ROADS AT VARIOUS LOCATIONS AT HQTC UNDER GE (AF) BANGALORE

Amount

Repair to potholes any depth, not exc 1 sqm each including sweeping free from dust and mud or water, scoring sunken surfaces in roads, paths etc. cutting around edges to at least 25 mm in depth, making good by filling in screened & graded road metal, watering and well ramming (including supply of road metal)

Repair to potholes any depth, not exc 1 sqm each including sweeping free from dust and mud or water, scoring sunken surfaces in roads, paths etc. cutting around edges to at least 25 mm in depth, making good by applying tack coat with bituminous primer (VG-30) @ 5 kg per 10 sqm, putting in premix using paving bitumen (VG-30) as specified for thin bituminous carpet (2 cm thick) well rammed and sealed with premixed sand seal coat (6.8 kg of binder with 0.06 cu m of sand), again well rammed (including supply of premix binder and sand) depth of potholes n exc 30 mm.

M&L for premix bituminous macadam, mixed with binder content (paving bitumen VG-30) 4% by weight of total mix, laid/rolled and compacted to required gradient and camber (consolidated thickness 75mm or less).

Preparing 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 using paving bitumen (VG-30) at 5 Kgs/10 Sqm of road surface using paving bitumen.

M&L for bituminous premix semi dense asphaltic concrete 40mm consolidated thickness with 5.5% binder content of paving bitumen VG-30 (by weight of total mix) using 6 to 8% waste plastic by weight of bitumen content (only plastic conforming to Low Density Polyethylene (LDPE), High Density Polyethylene (HDPE), PET and Polyurethane conform to the size passing 2.36 mm sieve and retained on 600 micron sieve shall be used) and not to be heated more than 180°C while mixing. Waste plastic mixing should be done using dry process as per para 6.1 of IRC:SP:98-2013. The waste plastic will not be provided by the department and the contractor to refer IRC:SP:98-2013 before quoting the rates. The mix shall be laid with mechanical paver, rolled and compacted to required camber and gradient with 8 to 12 ton power roller and tandom vivratory roller all as specified.

M&L for cleaning the road surfaces of dirts, seals, oil grease, and foreign materials etc. and applying 2.5mm thick marking strips/lines, dashes, arrows, (retro reflective) of white or yellow colour using hot thermo plastic material by fully/ semi automatic thermoplastic paints applicator machine fitted with profile shoe glass beads dispencer, propan tank heater and profile shoe heater drive by operator on existing/ new road surfaces complete all as specified and directed. (glass beads shall not be less than 300 gms per sqm).

S&F in repair of two way reflective road stud cat eye impact resistance ABS plastic body of dimention 100mmx90mm, reflective panel of amber, red/ white/ yellow/ blue/ green colour with dry & wet reflectivity, fixed at site as per manufacturer's instructions complete all as specified (Make : 3M/ Dark Eye/ Sinor Infrastructure or equivalent).

Demolition of brick work or stone/ boulder masonry, built in cement mortar including all quoins, pillars etc.,disposal of unserviceable materials, debris and rubbish to a distance as directed by the Engineer in Charge.

Demolition of cement concrete(unreinforced) in ground floors and pavings n.exc 15cm thickness (below or above ground level)

M&L for Pre-cast cement concrete block masonry with solid blocks type C1, 1:3:6 ( 20 mm graded aggregate) exc. 10 cm in width and setting in mortar 1: 6 , complete all as specified.

M&L for rendering 15 mm thick on fair faces of brick work or concrete surfaces in Cement mortar 1:6, finished even and smooth with out using extra cement. all as specified and direction by Engr in Charge.

M&L for 75 mm thick PCC 1:2:4 type B1 (using 20 mm graded stone aggregate) for hard standing including finishing the surface even and fair complete all as specified and directed.

M&L for preparing new plastered surfaces and applying three coat of white wash on surfaces of walls.

Providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement: 3 coarse sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5 mm), including making drainage opening wherever required complete.

M&L Preparation of new or previously untreated wall /kerb stone smooth surfaces of any description, not otherwise described, over 10 cm width or girth and applying two coats of Synthetic enamel paint over a coat of pink primer.

Removing old building materials/ debris/ tree roots, trunk, & branches of any size etc. to a distance of 30Km or beyond, out of premises of defence area, including loading, unloading by manually or by mechanical means (JCB) and to be transported through tractor-trolly or tipper and stacking at the destination.

PATEL CONSTRUCTION (BID ID -3087872)

RAVI ENTERPRISE (BID ID -3082359)