WBMAD/NDITA/03/2026-27/SL.01

Dismantling of flexible pavements and disposal of dismantled materials up to a lead of 1000 metres, stacking serviceable and unserviceable materials separately (Reference to MoRT&H's specification clause 202) 5(II) By Mechanical Means 5(II)A Bituminous course

Providing and applying tack coat with Cationic bitumen emulsion (RS1) complying with IS:8887 using emulsion pressure distributor on the prepared bituminous/granular /cement concrete pavement surface cleaned with mechanical broom and high pressure air jet (Reference to MORT&H's specification clause 503).

Providing and laying bituminous macadam with 100-120 TPH hot mix plant using crushed aggregates of specified grading premixed with approved bituminous binder @ 3.3% (min) for Grading -1 and 3.4% (min) for Grading -2 by weight of total mix , transported to site, laid over a previously prepared base with paver finisher to the required grade, level and alignment and rolled as per clauses 501.6 and 501.7 to achieve the desired compaction (Reference to MORT&H's specification clause 504).

Providing and laying 25 mm thick mastic asphalt wearing course with approved grade bitumen meeting the requirements given in table 500- 39, prepared by using mastic cooker and laid to required level and slope after cleaning the surface, including providing antiskid surface with bitumen precoated fine-grained hard stone chipping of 13.2 mm nominal size at the rate of 0.005cum per 10 sqm and at an approximate spacing of 10 cm center to center in both directions, pressed into surface when the temperature of surfaces is not less than 100°C, protruding 1 mm to 4 mm over mastic surface, all complete as per clause 516 (Reference to MORT&H's specification clause 516 along with IRC:107). CHAPTER - 5 NH 25 mm thickness

Wet Mix Macadum Providing, laying, spreading and compacting graded stone aggregate conforming to the grading of table 400- 13 revised vide table 2 of IRC : 109 (2015) to wet mix macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage ofmixed 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 .The thickness of a single compacted layer shall not be less than 75 mm.(Reference to MoRT&H's specification 406.

Supplying and Laying in the particular pattern of cement concrete block pavements with BIS Type I, II,III, IV should be as per design requeirment or instruction of E-I-C. Type - II (100 mm thickness) inter locking system

Raising manhole cover and frame with CBW(1:4), 250mm thick up to 100 high with 20mm thick sand and cement plaster including finishing with neat cement after cutting the asphaltum pavement and taking out and refixing the existing manhole cover and frame with cement concrete (1:1, 5:3) with stone chips all round the frame surface including removal of surplus spoils.

Raising Gully pit cover and frame with CBW(1:4), 250mm thick up to 100 high with 20mm thick sand and cement plaster with neat cement after dismantling the existing setting and taking out and refixing the existing cover and frame with cement concrete (1:1, 5:3) with stone chips all round the frame surface including removal of surplus spoils.

Supplying, fitting and fixing in position reinforced cement polymer concrete manhole /gully pit cover with matching frame.As per I.S-12592(M.D) (i) 35 MT load bearing capacity round manhole cover provided with two lifter hooks fitted with matching frame of size each 4034.00 Cover: 700 mm X 100 mm Frame: 910 mm X 185 mm opening: 560mm Weight: 245 kg (approx)

Supplying, fitting and fixing in position reinforced cement polymer concrete manhole / gully pit cover with matching frame as per I.S. 12592 (M.D.) i) 15 MT load bearing capacity gully pit cover with frame and hinge arrangement for opening of size Cover : 565 mm. X 410 mm. X 90 mm. Frame : 715 mm. X 565 mm. X 185 mm. Weight : 140 Kg. (approx.)