SPL REPAIR TO ROADS OF VARIOUS UNITS ALONGWITH REPAIR TO INTERNAL ROADS, HARDSTANDING, PCC ROAD, ROAD FURNITURE AND ALLIED INFRA AT VARIOUS LOCATIONS IN THE AOR OF AGE B/R-I UNDER GE 969 EWS

M&L repairs to pot holes any depth not exc 1 sqm each including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, path, etc cutting around edges at least 25mm in depth making good by applying tack coat with bitumen of grade VG-10 @5 kgs/10 Sqm putting in premix as specified for the bituminous in premix as specified for the bituminous carpet (2cm thick) well rammed and sealed with premixed sand seal coat (6.8 Kg of binder with 0.06 cum of sand) again well rammed (including supply of premixed binder and sand) depth of potholes n exc 30 mm rolled with power road roller of 8 to 12 tonne capacity complete all as as specified and directed by Engr-in-Charge.

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. on black top surface complete all as specified and directed by Engr-in-Charge.

M&L applying evenly a priming/tack coat with bituminous primer using paving bitumen Grade VG-10 @ 5 KG/ 10 Sqm on existing black top for below bituminous macadam surface including preparation complete all as specified and directed.

M&L for premix bituminous, macadam consolidated thickness, 75mm or less using paving bitumen of grade VG-30 4% binder content by weight of total mix, and aggregate mixed in Computerized Hot Mix Plant laid rolled and compacted to required gradient and camber with the help of mechanical paver and power roller 8 to 10 tonne capacity complete all as specified and directed by Engr-in-charge.

M&L for bituminous premix semi dense asphaltic concrete 30mm (consolidated thickness) using paving bitumen of grade VG-30 with 5.5% binder content by weight of total mix, mixed in computerised Hot Mix Plant and spread by means of self propelled Mechanical Paver, rolled and compacted to required camber and gradient by using mechanical power road roller of 8 to 10 tonne capacity including premixed sand seal coat with 0.06 Cum of sand mixed with 6.8 Kg of paving bitumen applied and rolled to a uniform smooth surface complete all as specified and directed by Engr-in-Charge. Notes for ser item No 4 & 5: (i) Preparation of mix in hotmix 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 and has to maintain the required temperature of mix under all conditions till it is laid and compacted. Unit rate against these itrems shall include for carrying out the works with depolyment of these machinery for which nothing extra shall be payable and no delay in completion of work shall be acceptable. (ii) Central computerised Hot mix plant of adequate capacity shall be used for heating and mixing of constituents for preparation of bituminous macadam and the same shall be laid with mechanical sensor paver all as specifiedand directed. (iii) Over newly provided bituminous macadam surfaces, further bituminous work, if ordered, shall be provided simultaneously after provision of bituminous macadamı & nο separate payment for provision of tack coat for bonding between the bituminous macadam & further bituminous work necessiated due to the time period gap or otherwise shall be made for separately. (iv) The Design mix shall be carried out from the Zonal lab/ Govt approved lab/Govt Engr College as approved by GE and design mix shall be got approved by GE before execution of the work. (v) The cost of all the above aspects shall be deemed to be included in the quoted rates of above item.

M&L for preparing bituminous surfaces of road and marking 2.5 mm thick centre lines, stop lines, dashes, arrows etc. and the like n.exc 10 cm wide on roads pavements with hot applied thermo plastic road marking paint of approved colour confirming to BS 3262- 1989 with special applicator machine all as per manufactures instruction complete all as specified and directed.

Demolition of cement concrete (un-reinforced) in ground floors and pavings thickness (below or above ground level) complete all as specified and directed.

M&L for 75mm thick cement concrete 1:3 6, type C-2. (using 40mm graded stone aggregate) as in sub base of floors, finished even and fair over well/rammed/compacted earth complete all as specified and directed.

M&L for providing and laying 80mm thick factory made chamfered edge cement concrete paver block of M-30 grade with approved colour, design & pattern as in footpath, parks, lawns, drive ways or light traffic parking etc. of required strength, thickness & size/ shape, made by table vibratory method using PU mould, laid in required colour & pattern over and including 50mm thick compacted bed of coarse sand, compacting and proper embedding/ laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with fine sand and cutting of paver block as per required size and pattern, finishing and sweeping extra sand complete all as specified and directed.

S&F chequered cement concrete tiles 20 cm x 20cm x 25 mm thick, with grey cement and pigments, set, jointed and pointed in neat cement slurry in floors over and including screed bed 15 mm thick complete in cement mortar 1:4 complete all as specified and directed.