WBMAD/NDITA/81/2025-26/SL.01

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. (II) By Mechanical Means Bituminous Courses

(I). By Manual means. (b). Granular courses

By Mix in Place Method : Construction of granular sub-base by providing graded material, mixing by mix in place method with Rotavator at OMC, spreading in uniform layers with Motor grader on prepared surface in proper grade and camber,compacting with vibratory roller to achieve the desired density, including lighting, guarding,barricading, including cost of all materials,machinery, tools and plants including cost of quality control complete as per Clause 401 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (v) Grading – V

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).

100 mm thick interlocking designer concrete paver block M-50 grade for hightraffic zone, bus terminus, industrial complex, mandi houses etc. as per IS: 15658-2006 (over 20-40 mm medium sand bed on 250mm thk WBM/ WMM base course & 250 mm thk bound gnaular/ granular sub-base course & filling the interstices of blocks with fine sand by brooming & subsequent watering including cost of sand for sand bed but excluding cost of base, sub-base course & subgrade preparation.) complete as per direction of Engineer-in-Charge.[Note: Subgrade CBR shouldnot be less than 5] Grey

Construction of manhole with chamber of sie as given below as per requirement without shan with cement brick work ( 1:4 ) over 150mm thick amacement conc . ( 1:4:8 ) bed over a layer of brick flat soling including providing 150mm thick R.CC slab with ordinary cement concrete ( mix 1:1.5:3 ) with reforcement as per standard drawing and removal of spoils but excluding shoring complete as per standard drawing ( Depth of invert shall be between 1.25 m and 1.80 m below G.L. ) (d) Above 900 mm to 1200 mm dia having internal size ( 1500x1600mm ).

Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 mm.

Single Brick Flat Soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand.

Ordinary Cement concrete (mix 1:1.5:3) with graded stone chips (20 mm. nominal size) excluding shuttering and reinforcement if any, in ground floor as per relevant IS codes. (i) Pakur Variety

Supply of spigot/soket type NP3 pipe with rubber gasket of each pipe length 2.50m. Including loading, unloading and transporting the site complete. Dia. of pipe-450 mm.

Laying of R.C.C. pipe with spigot – socket/Roll on jointed pipe, lowering the same into the trench laying on the bed in trenches in prescribed gradient, depth and alignment, filling the end grooves with necessary bitumastic compound, filling caulking space with tarred gasket or with rubber gasket of appropriate size & covering with cement mortar (1:2) & testing the joints etc. complete as per drawing, specification including carriage of pipes from site stacks to the place of laying etc. & as per direction of the Engineer-in-charge. (Payment to be made on the basis of actual finished length of the pipe line). A) Class NP-3 Pipe

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