WBPWDEEIALI/NIET65BSD/25-26

Dismantling of flexible pavements and disposal of dismantled materials upto a lead of 100 m, stacking serviceable and unserviceable materials separately as per Technical Specifications Clause 202 for Rural Roads of MORD. (I) By Manual Means : a) Bituminous Courses :

b) Granular Courses :

Wet Mix Macadam Base Course Providing, laying, spreading and compacting graded stone aggregate to Wet Mix Macadam specification including screening of aggregates and granular materials, premixing the material with water at OMC in Wet Mix Plant, carriage of mixed material by tipper to site, laying in uniform layers with Paver in Sub- base / Base course on well prepared surface and compacting with Vibratory Roller to achieve the desired density, including supply of all materials, machinery, fuel and lubricants, including incidental costs for lighting, guarding, barricading, making earthen bundh to protect the edges including cost of quality control complete as per Clause 406 of Specifications for Road & Bridge Works of MoRT&H (5th Revision).

Providing and laying Dense Bituminous Macadam with Hot Mix Plant using crust aggrete of specified grading , filler ( cement /hydrated Lime /Rock Dust ) primixed with with bituminous binderof apprived grade @ 4% ( min) for grading 1 and 4.5 % minimum for grading 2 by weight of total mix as per tabil 500-10 and mix design done as per table 500-11 and Job Mix formula as per clause 505.3.3 of MORT & H ( 5th revivision ) including screeni of chips,transportation the mix to work site,laying the mixed materials at specified laying temperature, as specified in Table 500-2 with ahydrostatic paver finisher with sensor control to the required grade, level and alignment over prepared surface coted with tack coat,rolling with smooth wheeled and vibratory or tandem roller or with a pnumatic tyre roller of 12 to 15 tonnes with a tyre pressure of at least0.56 to Mpa achive desire density as per clause 505.3.5, all including cost and carriage of bitumen, crushed aggrete, filler materials and hire charges of machinery and equipment for construction of quality controll complete as per clause 505 of specifiaction for Road and bridge works of MORT & H (5th Rivision).A. For Grading 1 : (37.5 mm nominal size, 75-100 mm thick.) :

B. For Grading 2 [26.5 mm nominal size, 50-75 mm thick] :

Bituminous Concrete Providing and laying bituminous concrete with Hot Mix Plant using coarse aggregates, fine aggregates, filler materials and bituminous binder of required specification including screening, cleaning of chips and preparing a uniform and quality mix in Hot Mix Plant and ensuring a homogeneous mix, in which all particles of the mineral aggregates are coated uniformly, transporting the hot mix to work site, laying the mixed materials at specified laying temperature with a hydrostatic paver finisher with sensor control to the required grade, level and alignment over prepared surface coated with tack coat, rolling with smooth wheeled, vibratory and tandem rollers for break down, inter-mediate and finished rolling to achieve the desired density of at least 98% of that of Laboratory Marshall specimen, including cost and carriage of bitumen, coarse and fine aggregates and filler materials and hire charges of machinery and equipment for construction and quality control, fuels and lubricants and wages of operational staff complete as per Clause 507 of Specifications for Road & Bridge Works of MoRT&H (5th Revision) : A] For Grading 1 : (19 mm nominal size, 50 mm thick.) : (i) Using Batch Type HMP of minimum capacity 100-120 TPH :

Providing and applying primer coat with Cationic Bitumen Emulsion of approved grade conforming to IS: 8887-1978 and requisite quantity on prepared surface of granular base including cleaning of road surface and spraying primer using Mechanical means including cost and carriage of bitumen emulsion and all other incidental costs of work complete as per Clause 502 of Specifications for Road & Bridge Works of MoRT&H. (5th Revision) :

Providing and applying tack coat with Cationic Bitumen Emulsion of approved grade conforming to IS 8887-1978 on the prepared surface cleaned with hydralic broom, moistening the surface including cost and carriage of emulsion hire charges of machinnery and labour, cost of fuel and lubricants all complete as per Clause 503 of Specifications for Road & Bridge Works of MoRT&H (5th Revision) - (i) On Bituminous Surface :

On Granular Surface [@ 0.25 to 0.30 Kg/sq.m.] :

Providing and laying Micro surfacing with micro paver equipment (mounted on truck), meeting the requirement as par table 500-33 & 500-34 of MoRT&H by using coarse aggregate, mineral filler & modified bitumen emulsion of required specification including screening, cleaning of chips and preparing a uniform and homogeneous mix and laying the mix with a micro surfacing paver finisher as per clause 514 of MoRT&H (5th revision) complete in all respect : (ii) Type - III ( 6 to 8 mm thick) :