Special repair of Sector di...

4.14.1// Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. 1. All kinds of soil.

17.14.3// Granular Sub-Base with Close Graded Material - (Table:- 400-1) Plant mix method Construction of granular sub-base by providing Material as per Grading III (Table 400-I of MORTandH 5th revision) mixing in a mechanical mix plant at OMC, carriage of mixed Material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per technical clause 401 of MORTandH specifications 3. Grading III material

17.24// Wet Mix Macadam Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the Material with water at OMC in mechanical 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 as per technical clause 406 of MORT&H specifications

17.25.1// Prime Coat @ 0.85kg per sqm 1. Prime Coat @ 0.60kg per sqm Providing and applying primer coat with bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.60 kg/sqm using mechanical means as per technical clause 503 of MORT&H specifications

17.26.1// Tack Coat 1. Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.25 kg per sqm on the prepared bituminous/granular surface cleaned with mechanical broom as per technical clause 503 of MORT&H specifications

17.26.2// Tack Coat 2. Providing and applying tack coat with penetration grade bitumen VG - 10 using bitumen pressure distributor at the rate of 0.30 kg per sqm on the prepared bituminous/ granular surface cleaned with mechanical broom as per technical clause 503 of MORT&H specifications

17.29// Built-up-Spray Grout Providing, laying and rolling of built-up-spray grout layer over prepared base consisting of a two layer composite construction of compacted crushed coarse aggregates using motor grader for aggregates. key stone chips spreader may be used with application of bituminous binder after each layer, and with key aggregates placed on top of the second layer to serve as a Base conforming to the line, grades and crosssection specified, the compacted layer thickness being 75 mm

17.30.2// Dense Graded Bituminous Macadam with Batch Type HMP 2. Dense Graded Bituminous Macadam 50 mm to 75 mm thickness (Grading II) Providing and laying 50mm - 75 mm dense graded bituminous macadam with 100-120 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder VG 30 @ 4.5% by weight of total mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction complete, as per technical clause No. 505 of MORT&H specifications Note-If bitumen required is more than 4.5% as per job mix formula, no extra payment will be paid. Extra bitumen required will be considered as incidental to work.

17.31.2// Bituminous Concrete with Batch type HMP 2. Bituminous Concrete 30 mm to 45 mm thickness (grading II) with 100-120 TPH batch type HMP Providing and laying 30mm - 45 mm bituminous concrete with 100-120 TPH batch type hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder VG - 30 @ 5.4% per cent of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction complete as per technical clause 507 of per MORTH specifications Note-If bitumen required is more than 5.4% as per job mix formula, no extra payment will be paid. Extra bitumen required will be considered as incidental to work

17.53.1// MAINTENANCE OF ROADS Patch work with Water Bound Macadam Grading - II (with screening) 1. Providing, laying patchwork with stone aggregates of Grading - II laid to water bound macadam specifications after trimming the pot holes, removal of failed material, hand packing, applying and brooming requisite type of screening/binding materials to fill up the interstices of coarse aggregates, watering, and rolling with smooth wheeled roller 8 - 10 tonne to match the adjoining surface complete as per technical clause 404 of MORT&H specifications