New construction of road from SH_11 Babbanpur to NH_7 Harigarh under Special Central Assistance Scheme (Phase_II) including Maintenance of road for 5 years

Compaction of earth work & Preparation of sub grade including loosening, leveling of earth 225mm thick top layer, rough dressing of soil, final dressing of earth to give level, camber, watering, rolling with road roller, compacting the bed to achieve minimum dry density as given in the Table 300-2 as per Technical clause 305 of MORT&H specifications. (In case of link roads earth work to be done by villagers) as per CSR Item No.24.4 c

Providing and laying of Brick on end edging 6.83 cm wide, 11.11 cm long and 22.86 cm high half brick deep including excavation, refilling and disposal of surplus earth up to 50 metre complete as per Punjab PWD specifications.

Construction of granular sub-base by providing material as per grading-III (Table 400-I of MORT&H 5th revision), mixing in a mechanical mix plant at OMC, 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 MORT&H specifications

Water Bound Macadam Grading I (without screening ) Providing, laying, spreading and compacting stone aggregates of Grading I to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheeled roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density complete as per technical clause 404 of MORT&H specifications

Water Bound Macadam Grading II (without screening ) Providing, laying, spreading and compacting stone aggregates of Grading II to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheeled roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density complete as per technical clause 404 of MORT&H specifications

Providing and laying surface dressing in single coat using crushed stone aggregates of specified size on a layer of bituminous binder VG-10 @ 1kg per sqm laid on prepared surface after cleaning the road surface and rolling with 8-10 tonne smooth wheeled steel roller complete as per technical clause 509 of MORT&H specifications

Providing and applying tack coat with penetration grade bitumen VG-10 using bitumen pressure distributor at the rate of 0.40 kg per sqm on the prepared bituminous surface/granular surface treated with prime coat after cleaning the surface complete as per technical specifications

Providing and laying bituminous concrete 30mm to 45mm thick with batch type hot mix plant using crushed aggregates of specified grading, premixed with bituminous binder VG-30 @ 5.4%, laying with a ydrostatic 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 MORT&H specifications. NOTES:- (i) Job mix formula for the bituminous concrete shall be provided by the agency and shall be got approved from Punjab PWD, B&R Research laboratory Patiala before adoption at site for execution. (ii) The specifications of this item for analytic purpose is kept with bitumen content @ 5.4% weight of mix variation as compared with job mix formula shall be paid/ deducted accordingly. The limits of variations shall be worked out with the approved formula. TECHNICAL NOTE:- i.) Apart from the conformity with the grading and quantity requirement of individual ingredients exhibited above the mix aggregate i.e. coarse and fine aggregate for bituminous concrete shall meet all requirements set forth clause 507 of MORT&H specifications. ii.) The final grading for the aggregates required for bituminous concrete confirming to table 500.17 of MORT&H specifications shall be determined after getting the bituminous concrete designed from Punjab PWD, B&R Research Laboratory Patiala after obtaining 60% of material. The design mix so finally approved shall be termed as the approved mix. The aggregates shall be hydrophobic and of low porosity. The aggregates shall satisfy the physical requirement set forth in table 500-6 (addendum to latest revision). iii.) The approved mix shall exhibit the following details, source and location of all material:- (a) Binder expressed as percentage by weight of total mix. (b) Course expressed as percentage by weight of total mix. (c) Crushed bajri expressed as percentage by weight of total mix. (d) Fine aggregate expressed as percentage by weight of total mix. (e) A single definite percentage passing each sieve for mixed aggregates (f) Density of bituminous concrete after compaction will be not less than 2.35 gm/CC.

Providing and making rumble strips 15-20mm high at centre, 250mm wide placed at 1m centre to centre over freshly laid bituminous layer by using close graded premix surfacing material type B and thermoplastic road marking paint shall conform to technical clause 803 to MORT&H specifications as per CSR 24.60 a

Construction of Shoulder with good quality earth obtained from borrow pits including compensation of earth, loading, unloading, carriage to site of work, spreading, grading to required slope and compacting to meet requirement as per clause 3003 of MORT&H specifications