Kolkata Metropolitan Development Authority Tender

Dense Bituminous Macadam Providing and laying dense bituminous macadam with Hot Mix Plant using crushed aggregate of specified grading,filler (Cement/hydreated lim/Rock dust ) premixed with bituminous binder of approved grade @4% (min) for Grading -1 and 4.5 % (min) for Grading -2 by weight of total mix as per table 500-10 and mix design done as per table 500-11 and job mix formula as per clause 505.3.3 of MoRT&H (5th Revision),including screening , cleaning of chips , transporting the hot mix to work site ,laying the mixed materials at specified laying temperature as specified Table 500-2 with a hyrostatic paver finisher with sensor control to the required grade,level and alignment over prepared surface coated with tack coat ,rolling with smooth wheeled and vibratory of tandem rolers or with pneumatic tyre roller of 12 to 15 tonne weight with a tyre pressure of at least 0.56 MPA , to achieve the desired density as per clause 500.3.5 all including cost and carriage of bitumen, crushed aggregates,filler materials and hire charges of machinery and equipment for construction and quality control complete as per clause 505 of specification for Road & Bridge works of MoRT&H (5th Revision) A. For Grading 1 (26.5 mm nominal size, 50-75 mm thick.) (i) Using Batch Type HMP of minimum capacity 100-120 TPH.

Providing and laying bituminous concrete with Hot Mix Plant using crushed aggregates, filler materials (cement/ hydrated lime/ Rock dust ) and premixed with bituminous binder of specified grading @ 5.2 % (min.) for Gr-1 & @ 5.4% (min.) for Gr-2, as per table 500-17 and mix design done as per table 500-10 and job mix formula as per cl. 505.3.3 including screening, cleaning of chips and preparing a uniform and quality mix , transporting the hot mix to work site, laying the mix materials at specified laying temperature as specified in Table 500-2 with a hydrostatic paver finisher with sensor control to the required grade, level and alignment over prepared surface coated with tack coat, rolling with smooth wheeled and vibratory or tandem rollers or with a pneumatic tyre roller of 12 to 15 tonne weight with a tyre pressure of at least 0.56 MPa to achieve the desired density as per clause 505.3.5 including cost and carriage of machinery and equipment for construction and quality control, complete as per clause 507 of specifictions for Road & Bridge Works of MoRT&H (5th Revision) For Grading 1 (19 mm nominal size, 50 mm thick.) Using Batch Type HMP of minimum capacity 100-120 TPH.

Providing and laying improvised bituminous concrete with Hot Mix Plant using crushed aggregates, filler materials (cement/ hydrated lime/ Rock dust ) and premixed with bituminous binder of specified grading @ 5.2 % (min.) for Gr-1 & @ 5.4% (min.) for Gr-2, as per table 500-17 and mix design done as per table 500-10 and job mix formula as per cl. 505.3.3 including screening, cleaning of chips and preparing a uniform and quality mix , transporting the hot mix to work site, laying the mix materials at specified laying temperature as specified in Table 500-2 with a hydrostatic paver finisher with sensor control to the required grade, level and alignment over prepared surface coated with tack coat, rolling with smooth wheeled and vibratory or tandem rollers or with a pneumatic tyre roller of 12 to 15 tonne weight with a tyre pressure of at least 0.56 MPa to achieve the desired density as per clause 505.3.5 including cost and carriage of machinery and equipment for construction and quality control, complete as per clause 507 of specifictions for Road & Bridge Works of MoRT&H (5th Revision) B. For Grading 2 (13.2 mm nominal size, 30mm/40 mm thick.) Using Batch Type HMP of minimum capacity 100-120 TPH.

Providing and inserting nipples with approved fixing compound after drilling holes for grouting as per Technical specifications including subsequent cutting/removal and sealing of the hole as necessary of nipples after completion of grouting with Cement/Epoxy

Sealing of crack / porous concrete with Epoxy Grout by injection through nipples complete as per clause 2803.1.

Road Marking with Hot Applied Thermoplastic Compound with Reflectorising Glass Beads on Bituminous Surface Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35. The finished surface to be level, uniform and free from streaks and holes complete as per Clause 803 of Specifications for Road & Bridge Works of MoRT&H (5th Revision).

Retro-Reflectorised Traffic Signs Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign as per IRC :67 made of high intensity grade sheeting vide clause 801.3, fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing and Clause 801 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). iii) 60 cm circular ( For speed limit)

Supplying & fixing of Raised Pavement Markers / Road Studs / Cats Eye made of polycarbonate moulded body and reflective panels with micro prismatic lens capable of providing total internal reflection of the light entering the lens face which shall support a load of 13635 kg tested in accordance to ASTM D 4280 Type H and complying to clause no 804 of MoRT&H's specification for Road &Bridge Works (Fifth Rev.). Marker height shall not be less than 10 mm and shall not exceed 20 mm, width shall not exceed 130mm and with minimum reflective area of 13 sq.cm. on each side and slope to the base shall be 35 ± 5 degree. Fixing will be without nails but by using epoxy resin based adhesive as per manufacturer's recommendation including site clearance etc. and complete as directed by the Engineer in Charge .The contractor will have to provide a test certificate from a reputable national/international laboratory conforming the above specifications.

Add GST @ 18% on Rs.2851694.51 i.e. Total amount over Item No. 01 to 11

Add Labour Welfare Cess @ 1% on Rs. 3364999.52 i.e. Total amount over Item No. 01 to 12