Chandigarh Administration Tender

Providing and fixing of factory manufactured precast concrete kerb of size 300mm x 300mm having 150mm thickness with one edge semi rounded 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 kerbs / channels with cement mortar 1:2 complete in all respect and to the entire satisfaction of Engineer-in-charge.

Providing and fixing of 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 kerbs / channels with cement mortar 1:2 complete in all respect and to the entire satisfaction of Engineer-in-charge.

Preparation and consolidation of sub grade after loosening of the ground upto a level of 100 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. N.S.

Providing, laying, spreading and compacting granular sub base material 150 mm thick compacted of natural sand, morrum, gravel crushed stone or combination thereof as per MORT&H specification confirming to clause 401 coarse graded grading – I as per table 400.2 of MORT&H specification, including spreading on the prepared sub grade with the help of tractor with planner of adequate capacity maintaining the requited 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 complete in all respect and to the entire satisfaction of Engineer in charge.

Construction of 150mm thick compacted Wet Mix Macadam to confirming to clause 406 of MORT&H (Ministry of road transport and highway)specification (5th edition) having as laid, density of 2.2gm/c.c (Two point Two gram per cubic centimeter) by providing laying, spreading and compacting clean, crushed aggregate and granular material conforming to Table 400.10(Physical characteristics) Table 400.11 (grading) of MORT&H (Ministry of road transport and highway)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 by paver finisher of adequate capacity and all high and low spots remedied by removing or adding aggregate, as required and rolled with 8-10 (Eight to ten tones) 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 (Ministry of road transport and highway) specification and to the entire satisfaction of the Engineer-in-charge. N.S.

Providing and applying primer coat with bitumen emulsion (Rapid Setting, packed) on prepared surface including cleaning of road surface and spraying bitumen at the rate of minimum 6 Kg./10sqm 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 @ 3.0 kg/10 sqm using sprayer pump on prepared surface heating bitumen in boiler and spraying bitumen with spray set fitted on bitumen boiler including cleaning of road surface with complete in all respect as per MORT&H specification and to the entire satisfaction of the Engineer-in-charge.

Providing and laying 50mm thick dense graded bituminous macadam with mechanical paver after mixing aggregate and bitumen as per design mix in hot mix plant using minimum @ 4.5% bitumen of grade VG-30 of total mix with aggregate confirming to requirement laid in table 500.8 and as per grading II specified in table 500.10 complete as per clause no. 505 of MORT&H specification rolling with smooth wheeled vibratory and tandem roller as per clause 501.6 and 501.7 to achieve the desired density 2.3gm/cc. complete in all respect and to the entire satisfaction of the Engineer-in-charge.

Providing and laying Tack Coat with bitumen VG-10 using sprayer @ 2.5kg/10 sqm on prepared bituminous surface, heating bitumen in boiler and spraying the bitumen with spray set fitted on bitumen boiler including cleaned of road surface with narial broom complete in all respect as per clause-503 of MORT&H (5th revision) specification clause-503 & to the entire satisfaction of engineer in charge.

Providing and laying 30mm thick bituminous concrete as per clause 507 of MORT&H specification with mechanical paver after mixing aggregate and bitumen as per design mix in Hot mix plant using minimum 5.4% bitumen of grade VG- 30 and using both coarse and fine aggregate filler stone dust @2% by weight of aggregate confirming to relevant specification laid in MORT&H specification clause 507.2.2 and 507.2.3 with grading confirming to table 500.17 gradation –II of MORT&H specification and density of bituminous concrete as laid 2.35 gm/cc complete in all respect as per MORT&H specification and to entire satisfaction of Engineer-in-charge.