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| 1 | M&L for Scarifying or picking gravelled, macadam or bitumenous macadam surfaces in area exceeding 400 sqm and depth exceeding 50 mm and not exceeding 100 mm, complete all as specified and as directed by Engineer-in-charge. |
| 2 | M&L for 75 mm thick (compacted thickness) Wet Mix Macadam (WMM), grading as per table 400-13 of MoRT&H specification for Road and Bridges works 2013 manufactured in WMM plant, material comprising of clean, crushed, graded aggregates and granular material premixed with water to a dense mass, spreading with sensor paver and rolling with vibratory roller of capacity 80-100 KN static weight and consolidating to required gradient and camber, the finished surface tolerances to be as per Table 900-1 of MoRT&H specification for Road and Bridges works 2013 complete all as specified and as directed by Engineer-in-Charge. |
| 3 | Applying evenly a prime coat of Cationic Bitumen Emulsion SS1 confirming to IS: 8887 at a rate of application of 0.7 - 1 kg/sqm on surface of WMM/ WBM as specified in Table 500-3 of MoRT&H specification for road and bridge works 2013, using mechanical sprayer complete all as specifed and directed by Engineer-in-Charge. |
| 4 | M&L for Providing, laying & Compaction of bituminious, macadam (BM) compacted thickness not exceeding 75 mm thick conforming to clause 504 of MoRT&H specification for road and bridges works (Fifth Revision) using mechanically crushed stone aggregates and granual material etc of grading II as per Table 500-7 of MoRT&H specification for Road and Bridges work (Fifth revision) Premixed with bituminious binder bitumen grade VG-30 @3.4% (percent by weight of total mix) prepared in batch type Hot Mix Plant transported to site by tippers, laid over a previously prepared surface with paver finisher equiped with electronic sensor to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers as per specifications to achieve the desired compaction and density complete all as specified and directed by Engineer-in-charge. |
| 5 | Notes : (i) Mix Design for Bituminous macadam shall be got designed from NIT/ CTL/ Govt Engg College and shall be got approved from GE in writing well before commencement of work without any financial effect to the department. Also the bitumen content shall not be less than 3.4% by weight of total mix as per clause 504.2.4 of MoRT&H specifications (Fifth Revision).(ii) 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. 55.00 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. |
| 6 | Applying evenly a tack coat of Cationic Bitumen Emulsion (RS-1) conforming to IS: 8887 at a rate of application of 0.2-0.3 kg/sqm on bitumenous surface as specified in Table 500-5 of MoRT&H specification for road and bridge works 2013, using mechanical sprayer after and including cleaning of existing surface complete all as specifed and directed by Engineer-in-Charge. |
| 7 | M&L for Bitumenous concrete (BC) 30 mm thick (consolidated thickness) layer confirming to clause 507 of MORT&H specifications for road and bridge work (Fifth Revision) including cost of coarse aggregates, fine aggregates, filler with 5.4 % binder (VG-30) contents by weight of total mix, crushed aggregate of grading 2, anti stripping agent, warm mix additives (quantity, quality and grade as per the approved job mix formula) etc, cleaning and pre-heating of the mineral aggregate, filler & bitumen of specific temperature throughly mixing with binder of specified bitumen contact, anti stripping agent, warm mix additives as per mix design in hot mix plant (batch type) of 100-120 TPH capacity, carrying the hot mixed materials by means of tipper, trucks or any other approved and and suitable arrangements, laying and hot premixed materials over the prepared surface by means of paver finisher......Contd.. |
| 8 | Contd..including manual operation as and when required for proper grade, including level and camber through rolling with power roller 8 to 12 tonnes smooth wheeled, vibratory and tendom roller with necessary hand packing and pinning to give an even surface including running expense of all plants and machineries, inclusive of proper traffic control during laying to the satisfaction of Engineer-in-charge, required quality control tests at required interval etc complete in all respects complete all as specified and as directed by Engineer-in-Charge.Notes : (i) Job Mix formula as per clause No. 505.3.3 of MORT&H specification for road and bridge work (Fifth Revision) for bituminous concrete shall be got designed from NIT/CTL/Govt Engg Collage and shall be got approved from GE in writing well before commencement of work without any financial effect to the department. Also the bitumen content shall not be less than 5.4 % by weight of total mix as per clause 507.2.5 of MoRT&H specifications (Fifth Revision). |
| 9 | (ii) The cost of materials, transportation, Job mix formula form lab and testing charges for various tests as required are included in the unit rate quoted by the contractor.(iii) Cost of Filler i.e. rock dust, hydrated lime or cement is deemed to be included in unit rate.(iv) 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. 55.00 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.(v) After spreading of mix as per clause 507.4.7 of MoRT&H specification entire surface during the operation shall be rolled with road roller 8-10 tonnes (smooth wheeled) followed with vibratory road roller of 8-10 tonnes static weight, followed by finish rolling with 6 to 8 tonnes smooth wheeled tandem roller as per clause no. 507.4.8 of MoRT&H specifications (Fifth Revision) and the cost of the same shall be deemed to be included in the quoted rate. |
| 10 | Material and Labour for Repair to potholes of area not eceeding 1.00 square metre each and depth exceeding 30 mm, sweeping free from dust and mud or water, scouring sunken surfaces in roads, paths, etc., cutting around edges to at least 25 mm in depth, making good by applying tack coat at 5 kg per 10 square metre, putting in premixed bituminous macadam, well rammed and sealed with binder 9.8 kg per 10 sqm, blinded with 0.09 cum of stone chippings, 6.3 mm size and again well rammed (including supply or premixed macadam, binder and chippings), complete all as specified and as directed by Engineer-in-charge. |
| 11 | M&L for preparing bitumenous road surfaces andmarking 2.5 mm thick, white/ yellow hot thermoplastic road marking paint, conforming to BS standards 3262 with 20% of glass beads (intermixed) spread and laid by automatic mechnical engine driven machine, painting as in strips (continuous or breaking) of width not exceeding 10 cm complete all as specified and as directed by Engineer-in-charge. |
| 12 | M&L for Surface excavation not exceeding 30 cm deep and averaging 15 cm deep and getting out in soft/ disintegrated rock complete all as specified and as directed by Engineer-in-Charge. |
| 13 | Removing excavated material not exceeding 50 metre and depositing where directed at a level not exceeding 1.5 metre above the starting point complete all as specified and as directed by Engineer-in-Charge. |
| 14 | M&L for 150 mm thick PCC 1:4:8, type D-2 (using 40 mm graded stone aggregates) as in sub base, path, floor, hard standing, finished even and rough without using extra cement complete all as specified and as directed by Engineer-in-charge. |
| 15 | Providing and laying 80 mm 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 50 mm 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 as directed by Engineer-in-charge. |
| 16 | M&L for providing, cement concrete 1:2:4, type B-0, (using 12.50 mm graded stone aggregates) as in roof kerbs or mud stops, rounded or chamfered on edges or packing sides of interlocking tiles etc. including use and waste of necessary form work complete all as specified and as directed by Engineer-in-charge. |
| 17 | M&L for PCC 1:4:8 type D-2 (using 40 mm graded stone aggregate) as in foundations, filling and mass concrete including use and waste of necessary form work (straight or curved) as per site condition etc. complete all as specified and directed. |
| 18 | M&L for cement concrete 1:3:6 type C-1 (using 20 mm graded stone aggregate) in surface channels and drains including use and waste of necessary form work (straight or curved) as per site condition etc., complete all as specified and as directed by Engineer-in-Charge. |
| 19 | M&L extra for forming fair finished drain or channel of any girth in cement concrete using extra cement, including forms, moulds, mitred/ stopped ends etc., complete all as specified and as directed by Engineer-in-Charge. |
