CONSTRUCTION OF INTERNAL ROADS AND PARKING AT BULK MATERIAL MARKET UPTO DBM IN SECTOR 56 (WEST), CHANDIGARH.

Earthwork in Excavation for roadwork in soil with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross sections, and transporting to the embankment location within all lifts and lead upto 1000m complete in all respects and to the entire satisfaction of Engineer in charge.

Preparation and consolidation of sub grade after loosening of the ground upto a level of 500 mm below the sub-grade level, watered, graded and compacted in layers to meet requirement of table 300-2 for sub-grade construction complete in all respect in all respects and to the entire satisfaction of the Engineer in charge.

Providing and laying spreading and compacting Granular Sub Base material compacted layers of natural sand, morrum, gravel crushed stone or combination thereof as per MORT&H specification, confirming to clause 401 coarse graded grading-III as per table 400-1 of MORT&H specification (5th edition), including spreading on the prepared sub grade with the help of grader with planner of adequate capacity maintaining the required slope and grade during operation, rolling with road roller 8-10 tone with the grade and cross fall (camber) to be checked and any high spot or depressing which becomes apparent, corrected by removing or adding fresh material, including cost of tools and plants, carriage of material from stacks, templates, barrier, lighting arrangement at night, chowkidar and maintenance of diversion etc complete in all respect as per MORT&H specifications, density of GSB as laid 2 gms/cc & to the entire satisfaction of Engineer-in-Charge.

Construction of compacted Wet Mix Macadam to confirming to clause 406 of MORT&H specification (5th edition) having as laid, density of 2.2gm/c.c by providing laying, spreading and compacting clean, crushed aggregate and granular material (taking 1.98 cum material for 10 sqm area) conforming to Table 400-12 (Physical characteristics) and Table 400-13 (grading) of MORT&H specifications (5th edition). The material shall be premixed with water at OMC in Mixing Plant/Pan type mixer/Pug Mill and mixed material carried to site by tippers and spread uniformly and evenly on the prepared sub base/base as required and rolled with 8-10 tones roller to achieved/desired density. It shall included the cost of tools and plants, carriage of material from stacks, templates, barriers, safety temporary warning lamps at night, chowkidar, maintenance of diversion etc. Complete in all respects as per MORT&H specification, drawings and the instruction of Engineer in charge.

Providing and applying primer coat with bitumen emulsion (Slow Setting, packed) on prepared surface including cleaning of road surface and spraying bitumen at the rate of minimum 0.60 Kg./sqm with bitumen pressure sprayer complete in all respects as per clause 502 of MORT&H specification ( 5th edition) complete in all respect in all respects and to the entire satisfaction of the Engineer in charge.

Providing and laying Tack Coat with bitumen VG-10 using sprayer @ 3.0kg/10 sqm on prepared bituminous surface, heating bitumen in boiler and spraying the bitumen with spray set fitted on bitumen boiler cleaned with narial broom complete in all respect as per MORT&H (5th revision) specification of clause 503 to the entire satisfaction of engineer in charge.

Providing and laying 50 mm thick Dense Graded Bituminous Macadam with mechanical paver after mixing aggregates and bitumen as per design mix in Hot Mix Plant using @ 4.5% (by wt of total mix) bitumen VG -30 of total mix with aggregate conforming to relevant specification laid in MORT&H specification clause 505 with grading conforming to Table 500-10 grading II of MORT&H specifications (5th revision) and rolling with smooth wheeled, vibratory and tandem rollers as per clause 501.6 and 501.7 to achieve the desire density of dense graded bitumen macadam as laid 2.3 gm/cc & to the entire satisfaction of Engineer-in-Charge.

Providing and fixing factory manufactured precast concrete kerb of size 300mm x 300mm having 150mm thickness duly vibrated, mechanically and compacted made of P.C.C 1:2:4 duly cured and finished. The rate further include filling of joints between kerb with cement mortar 1:2 complete in all respect and to the entire satisfaction of thr Engineer in charge.

Providing and fixing factory manufactured precast concrete channel of size 300mm x 300mm having 75mm thickness duly vibrated, mechanically and compacted made of P.C.C 1:2:4 duly cured and finished. The rate further include filling of joints between channels with cement mortar 1:2 complete in all respect and to the entire satisfaction of thr Engineer in charge.