WB-HMC/NIT/ED/01/EE-II/26-27

Box cutting or filling in road embankment in all sorts of soil including spreading the spoils properly over the flank as necessary or on berm to approximate grade & camber and rolling the sub-grade with power roller to proper camber and grade as per direction and satisfaction of and grade as per direction and satisfaction of Engineer-in-charge in cluding uprooting and removing plants and jungles when and where needed (a) Depth up to 150 mm [Ref : P.W.D.(Rds), Page -237, Item-3.16]

(A) Filling in foundation or plinth by silver sand in layers not exceeding 150 mm as directed and consolidating the same by thorough saturation with water, ramming complete including the cost of supply of sand. (payment to be made on measurement of finished quantity) [Ref : P.W.D (Bldg) 2017. Page -2, Item-4(A)]

Single Brick Flat Soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand [Ref : P.W.D (Bldg) 2017, Page -14, Item-1]

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 [Ref: P.W.D (Bldg) 2017, Page-26 Item No- 10]

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) [PWD (Rds) Page 249, Item -4.12]

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).(i) For WBM / WMM Surface: (with primer @ 0.70-1.0 kg/sqm) PWD(Rds), Page-251, Item-5.01 (i)

Providing and applying tack coat with Cationic Bitumen Emulsion of approved grade conforming to IS: 8887-1978 on the prepared surface cleaned with Hydraulic broom, moistening the surface including cost and carriage of emulsion, hire charges of machinery and labour, cost of fuel and lubricants all complete as per Clause 503 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (ii) On Granular surfaces treated with primer (Using Bitumen emulsion at the rate of 0.25 to 0.30 kg/sqm) [Ref : P.W.D (Rds), Page-248, Item No. 5.02].

Repairing pot-holes and making up small depressions using Cationic Bitumen Emulsion conforming to IS 8887- 1978 with stone metals / chips premixed with emulsion in concrete mixer or any other method approved by the Engineer-in-Charge, including cutting the pot-hole area in regular shapes with vertical edges, thorough cleaning & moistening of surface, applying tack coat, filling up the potholes with pre-mixed metals/chips in layer/layers as per specification and direction of the Engineer-incharge, compacting by power roller, finishing the top of repaired surface levelled with adjoining area including cost and carriage of stone aggregates, blinding material & bitumen emulsion, hire & running charges of rollers and other tools & plants, cost of fuel & lubricants and other incidental charges excluding cost of applying tack coat. [Using stone chips of size 22.4 mm and 11.2 mm in 60: 40 proportion, premixing with bitumen emulsion @ 70.7 kg per m3 of loose net volume of stone chips.] PWD (Rds), Page-280, Item no.10.08.

Providing and Laying Bituminous Macadam with Mobile Hot Mix Plant (Light Duty) using approved crushed aggregates of specified grading as per table 500.4 premixed withh Bituminous binder, transported to site laid over a previously prepared surface at specified laying temprature by means of approved and sutaible arrangements to the required grade,................................... B. For grading II (19 mm nominal size, 50-75 mm thick)[Ref : P.W.D(Rds), Page -249, Item-5.04]

Providing and applying tack coat with Cationic Bitumen Emulsion of approved grade conforming to IS: 8887-1978 on the prepared surface cleaned with Hydraulic broom, moistening the surface including cost and carriage of emulsion, hire charges of machinery 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 (using Bitumen Emulsion at the rate of 0.20 to 0.30 kg/sqm.) [Ref : P.W.D (Rds), Page-248, Item No. 5.02]