Chandigarh Administration Tender

PREPARATION OF SUBGRADE AT CUTTING PORTION. Preparation and consolidation of sub grade after loosening of the ground upto a level of 200 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, laying, spreading and compacting granular sub base material 200mm 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.

WET MIX MACADAM : Construction of 200 mm thick compacted wet mix macadam to confirming to clause 406 of MORH&H (ministry of road transport and highway) specification (4th edition) having as laid , density of 2.2gm/cc (two point two gram per cubic centimeter) by providing laying, spreading and compacting clean, crushed aggregate and granular material (taking 3.3cum material for 10sqm area confirming to table 400.10(physical characteristics) table 400.11(grading) of MORT&H (ministry of road transport and highway) specification (4th 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 tipperes and spread uniformly and evenly on the prepared sub base by tractor with planner of adequate capacity and all high and low spots remedied by removing or addinng aggregate as required and rolled with 8-10 tones roller to achieved/desired density. it shall include the cost of tools and plants carriage of material from stacks,templates, barriers, safety temporary warming lamps at night, chowkidar, maintenance of diversion etc. Complete in all respect as per MORT&H Specification and to the entire satisfaction of the Engineer-in-charge.

Proving and fixing 60mm thick high density rubber moulded precast cement concrete paver blocks grey polished manufactured by vibro hydraulic pressure process having wearing layer of 6mm to 8mm thick with Cement and fine aggregate/ marble powder mix ratio 3:1 under layer consisting of design mix of cement, sand and fine aggregate having designation M-30 Including best quality of colour and hardening agent. the interlocking paver should be cured and finished to precast concrete block as per B.S:6712-1993 a paver shall be tested against resistance to bear as per IS:1237-1980 laid in required colour and pattern over and including 25mm thick compacted bed of fine sand, filling the joints with fine sand etc. all complete as per the direction of Engineer-in-charge

NEW KERB-CHANNELS : Analysis of rate for providing and fixing of factory manufactured precast concrete kerb of size 600mm x 225mm having 100mm thickness at bottom and 75mm thickness at top and channel of size 600mm 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.

12 mm cement plaster of mix : 1:4 (1 cement: 4 fine sand)

Providing and applying white cement based putty of average thickness 1 mm, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete.

Finishing walls with water proofing cement paint of required shade : Old work (one or more coats applied @ 2.20 kg/10 sqm) over priming coat of primer applied @ 0.80 litrs/10 sqm complete including cost of Priming coat.