Estimate for short term maintenance Contract-(STMC) for Maintenance of Savitri Bridge at Km 131/351 (RHS side) and existing old Gandhari Bridge at Km 124/465 on Panvel-Mahad-Panji road NH-66 in Ratnagiri district in the state of Maharashtra

Amount

Item No.1.1.Milling of existing bituminous surface to specified depth of bituminous layer including disposal of removed material with all lift and lead upto 1000m etc complete. Using machine like Writgen(W100) or equivalent (Item No. 51.134)

Item No.1.2. Replacement of existing damaged Expansion joints by providing and laying of Strip Seal Expansion Joint System, including removal of existing damaged exp joints by dismantling of deck slab, wearing coat etc. and back filling of the recess up to final finish level with conc of grade M-35, complete as per M.O.R. T&H specification. (Item No. 51.152)

Item No.1.3. Repairs of expansion joints by removing rich mix cement concrete including stacking the spoil as directed with all leads, lifts etc. complete.(use of equipments like air compressor is considered in the item) (Item No. 16.04)

Item No.1.4. Providing and applying tack coat on the prepared surface heating by fames in Boiler and spraying bitumen set footed in bitumen boller on B.T. surface 2.5kg/10sqm.(VG-30 bulk bitumen rates are considered to arrive at rates) (Item No. 3.30)

Item No.1.5. DENSE BITUMINOUS MACADAM: Proving and laying dense bituminous macadam using crushed aggregates of Grading 1, premixed with bituminous binder of specified grade of Bitumen @ 4.50 per cent by weight of total mix and filler, transported to site with VTS, laid over a previously prepared surface, finished to the required grade, level, alignment, and rolling to achieve the desired density for 76-100mm compacted thickness .USING Batch mix type hot mix plant with SCADA, Sensor Paver, Vibratory roller with Stone Dust filler. (VG-30 bulk bitumen rates are considered to arrive at rates) (Item No. 3.44)

Item No.1.6. Providing and applying tack coat on the prepared surface heating by fames in Boiler and spraying bitumen with sprayer on Dry/ Hungry B.T. surface 3kg/10sqm.(VG-30 bulk bitumen rates are considered to arrive at rates) (Item No. 3.31)

Item No.1.7. BITUMINOUS CONCRETE: -- Providing and laying bituminous concrete using crushed aggregate of grading 1, premixed with bituminous binder @5.40% by weight of total mix and filler, transported at site with VTS, laid over a previously prepared surface, finished to the required grade, level, alignment, and rolling to achieve the desired density for 50mm compacted thickness with drum mix plant with SCADA, Sensor paver and Vibratory roller excluding prime/ Tack coat etc. complete -- Bitumen of specified grade with stone dust filler.(VG-30 bulk bitumen rates are considered to arrive at rates) (Item No. 3.50)

Item No.1.8. Providing and laying 12mm thick mastic asphalt wearing course on top of deck slab excluding prime coat with paving grade bitumen meeting the requirements given in table 500-29, prepared by using mastic cooker and laid to required level and slope after cleaning the surface including providing antiskid surface with bitumen precoated fine grained hard stone chipping of 4.75mm nominal size at the rate of 0.005 cum per 10 square metre and at an approximate spacing of 10cm center to center in both directions, pressed into surface when the temperature of surfaces not less than 100 deg C, protruding 1mm to 4mm over mastic surface as per clause 515 etc. complete. (Item No. 14.55a)

Item No.1.9. Repair of RCC railing to bring it to the original shape, cleaning and repainting as per drawings etc. complete (Item No. 8.20)

Item No.1.10. Metal Beam Crash Barrier -- Type- A, W : Metal Beam Crash Barrier(Providing and erecting a W metal beam crash barrier comprising of 3mm thick corrugated sheet metal beam rail, 70cm above road/ground level, fixed on ISMC series channel vertical post, 150 x 75 x 5mm spaced 2m centre to centre, 1.8m high, 1.1m below ground/road level, all steel parts and fitments to be galvanised by hot dip process, all fittings to conform to IS:1367 and IS:1364, metal beam rail to be fixed on the vertical post with a spacer of channel section 150 x 75 x 5mm, 330mm long complete as per clause 810)" (Item No. 7.30)

Item No.1.11. Providing and Laying hot applied thermoplastic road marking strip on Bituminous Surface of specified shade/ colour of 2.5mm thick including 1.5 Refractive index reflectorizing glass beads @ 250gm/ sqm . Thickness of 2.5mm is exclusive of surface applied glass beads as per IRC 35:2015. Initial Dry reflectivity RL shall be > 250 mcd/ sqm/lux measured in the initial 7 days and sustained reflectivity RL of 100 mcd/ sqm/lux and Qd of 100 mcd/ sqm/lux measured at the end of 2 years by means of a Standard Reflectometer of Zehntner, Easylux, Delta make capable of measuring RL & QD both according to IRC 35:2015 clause 15.5. The finished surface to be level, uniform, and free from streaks and holes complete as per direction of Engineer- in- charge and in accordance with applicable specifications.(Refer MORTH Clause 803 for technical Specification and Performance for IRC 35:2015). (Item No. 6.12a)

Item No.1.12. Supplying and Fixing of Molded Shank Raised Pavement Markers/ Cat's Eye made of polycarbonate and ABS moulded body and reflective panels with micro prismatic lens capable of providing total internal reflection of the light entering the lens face and shall support a load of 16000kg tested in accordance to ASTM D 4280 Type H and complying to Specifications of Category A of MORTH Circular No RW/ NH/33023 /10-97 DO III Dt 11.06. 1997. The height, width and length shall not exceed 50mm, 100mm and 102 +/-2mm and with minimum reflective area of 13 Sqcm on each side and the slope to the base shall be 35 +/-5 degree. The strength of detachment of the integrated cylindrical shanks, (of diameter not less than 19 +/-2mm and height not less than 30+/-2mm) from the body is to be a minimum value of 500 Kg. Fixing will be by drilling holes on the road for the shanks to go inside, without nails and using epoxy resin based adhesive as per manufacturer's recommendation and complete as directed by the engineer. The contractor shall submit a two year warranty for satisfactory field performance including stipulated retro-reflectance of the reflecting panel, to the Engineer. (Item No. 6.09)

Item No.1.13. Trimming of grass, shurbs and weeds from the shoulders/berms and disposing off the same to suitable locations etc. complete (Item No. 8.17)

Item No.1.14. Solar Street light-The solar streetlights are suitable in remote areas, fields and other applications where light is required throughout the night. It consists of photovoltaic module (37/74 Watts), CFL (11Watts), battery, inverter, electronics, controls, pole and other hardware. Due to control electronics, the streetlight gets automatically switched ON at dusk, operates throughout the night and automatically gets switched OFF at dawn.

Item No.1.15. Providing and fixing Cautionary/Warning sign boards in Equilateral Triangle size of 900mm out of 2mm aluminum sheet bonded with white retro reflective sheeting of Class B(Type IV High intensity micro-prismatic grade sheeting-HIP) having pressure sensitive /heat activated adhesive retoreflective specified back ground, border and back side retoreflctive symbols, letters, numerals, arrow as per IRC:67-2012 Table No 8.3 Supported with back support frame 25mm x 25mm x 3mm , duly painted on back side with grey stove enamel paint and supported on one no. of M. S. angle iron post of size 65mm X 65mm X 6mm, 3.45m long, duly painted with with flat oil paint having alternate black and white bands of 25cm width including G.I. fixtures etc; fixing the boards in M25 grade concrete block of size 60cm X 60cm X 75cm including transportation etc; complete. Class B (Type IV High intensity micro-prismatic grade sheeting-HIP) shall have 7 years written warranty from the manufacturer and authorised distributor/ convertor issued for field performance including the screen printed areas and cut- out sheeting and cut- out durable transparent overlay film and this warranty certificate in original should be submitted to the Engineer in charge by the contractor/ supplier. (Item No. 6.29e)

Item No.1.16. Providing and fixing Mandatory/ Regulatory sign boards in circular shape of 900mm dia made out of 2mm aluminum sheet bonded with white retro reflective sheeting of Class B(Type IV High intensity micro-prismatic grade sheeting-HIP) having pressure sensitive /heatactivated adhesive retoreflective specified back ground, border and back side retoreflctive symbols, letters, numerals, arrow as per IRC:67-2012 Table No 8.3 Supported with back support frame 25mm x 25mm x 3mm, duly painted on back side with grey stove enamel paint and supported on one no. of M. S. angle iron post of size 65mm X 65mm X 6mm, 3.45m long, duly painted with with flat oil paint having alternate black and white bands of 25cm width including G.I. fixtures etc; fixing the boards in M25 grade concrete block of size 60cm X 60cm X 75cm including transportation etc; complete. Class B (Type IV High intensity micro-prismatic grade sheeting-HIP) shall have 7 years written warranty from the manufacturer and authorised distributor/ convertor issued for field performance including the screen printed areas and cut- out sheeting and cut- out durable transparent overlay film and this warranty certificate in original should be submitted to the Engineer in charge by the contractor/ supplier. (Item No. 6.27e)

Item No.1.18. Construction Material Testing charges

Item No.2.1. Milling of existing bituminous surface to specified depth of bituminous layer including disposal of removed material with all lift and lead upto 1000m etc complete. Using machine like Writgen(W100) or equivalent (Item No. 51.134)

Item No.2.2. Providing and applying tack coat on the prepared surface heating by fames in Boiler and spraying bitumen set footed in bitumen boller on B.T. surface 2.5kg/10sqm.(VG-30 bulk bitumen rates are considered to arrive at rates) (Item No. 3.30)

Item No.2.3. DENSE BITUMINOUS MACADAM: Proving and laying dense bituminous macadam using crushed aggregates of Grading 1, premixed with bituminous binder of specified grade of Bitumen @ 4.50 per cent by weight of total mix and filler, transported to site with VTS, laid over a previously prepared surface, finished to the required grade, level, alignment, and rolling to achieve the desired density for 76-100mm compacted thickness .USING Batch mix type hot mix plant with SCADA, Sensor Paver, Vibratory roller with Stone Dust filler. (VG-30 bulk bitumen rates are considered to arrive at rates) (Item No. 3.44)

Item No.2.4. Providing and applying tack coat on the prepared surface heating by fames in Boiler and spraying bitumen with sprayer on Dry/ Hungry B.T. surface 3kg/10sqm.(VG-30 bulk bitumen rates are considered to arrive at rates) (Item No. 3.31)

Item No.2.5. Providing and laying 12mm thick mastic asphalt wearing course on top of deck slab excluding prime coat with paving grade bitumen meeting the requirements given in table 500-29, prepared by using mastic cooker and laid to required level and slope after cleaning the surface including providing antiskid surface with bitumen precoated fine grained hard stone chipping of 4.75mm nominal size at the rate of 0.005 cum per 10 square metre and at an approximate spacing of 10cm center to center in both directions, pressed into surface when the temperature of surfaces not less than 100 deg C, protruding 1mm to 4mm over mastic surface as per clause 515 etc. complete. (Item No. 14.55a)

Item No.2.6. BITUMINOUS CONCRETE: -- Providing and laying bituminous concrete using crushed aggregate of grading 1, premixed with bituminous binder @5.40% by weight of total mix and filler, transported at site with VTS, laid over a previously prepared surface, finished to the required grade, level, alignment, and rolling to achieve the desired density for 50mm compacted thickness with drum mix plant with SCADA, Sensor paver and Vibratory roller excluding prime/ Tack coat etc. complete -- Bitumen of specified grade with stone dust filler.(VG-30 bulk bitumen rates are considered to arrive at rates) (Item No. 3.50)

Item No.2.7. Repair of RCC railing to bring it to the original shape, cleaning and repainting as per drawings etc. complete (Item No. 8.20)

Item No.2.8. Metal Beam Crash Barrier -- Type- A, W : Metal Beam Crash Barrier(Providing and erecting a W metal beam crash barrier comprising of 3mm thick corrugated sheet metal beam rail, 70cm above road/ground level, fixed on ISMC series channel vertical post, 150 x 75 x 5mm spaced 2m centre to centre, 1.8m high, 1.1m below ground/road level, all steel parts and fitments to be galvanised by hot dip process, all fittings to conform to IS:1367 and IS:1364, metal beam rail to be fixed on the vertical post with a spacer of channel section 150 x 75 x 5mm, 330mm long complete as per clause 810)" (Item No. 7.30)

Item No.2.9. Providing and Laying hot applied thermoplastic road marking strip on Bituminous Surface of specified shade/ colour of 2.5mm thick including 1.5 Refractive index reflectorizing glass beads @ 250gm/ sqm .Thickness of 2.5mm is exclusive of surface applied glass beads as per IRC 35:2015. Initial Dry reflectivity RL shall be > 250 mcd/ sqm/lux measured in the initial 7 days and sustained reflectivity RL of 100 mcd/ sqm/lux and Qd of 100 mcd/ sqm/lux measured at the end of 2 years by means of a Standard Reflectometer of Zehntner, Easylux, Delta make capable of measuring RL & QD both according to IRC 35:2015 clause 15.5. The finished surface to be level, uniform, and free from streaks and holes complete as per direction of Engineer- in- charge and in accordance with applicable specifications.(Refer MORTH Clause 803 for technical Specification and Performance for IRC 35:2015). (Item No. 6.12a)

Item No.2.10. Supplying and Fixing of Molded Shank Raised Pavement Markers/ Cat's Eye made of polycarbonate and ABS moulded body and reflective panels with micro prismatic lens capable of providing total internal reflection of the light entering the lens face and shall support a load of 16000kg tested in accordance to ASTM D 4280 Type H and complying to Specifications of Category A of MORTH Circular No RW/ NH/33023 /10-97 DO III Dt 11.06. 1997. The height, width and length shall not exceed 50mm, 100mm and 102 +/-2mm and with minimum reflective area of 13 Sqcm on each side and the slope to the base shall be 35 +/-5 degree. The strength of detachment of the integrated cylindrical shanks, (of diameter not less than 19 +/-2mm and height not less than 30+/-2mm) from the body is to be a minimum value of 500 Kg. Fixing will be by drilling holes on the road for the shanks to go inside, without nails and using epoxy resin based adhesive as per manufacturer's recommendation and complete as directed by the engineer.The contractor shall submit a two year warranty for satisfactory field performance including stipulated retro-reflectance of the reflecting panel, to the Engineer. (Item No. 6.09)

Item No.2.11. Trimming of grass, shurbs and weeds from the shoulders/berms and disposing off the same to suitable locations etc. complete (Item No. 8.17)

Item No.2.12. Masonry Bridge repair work:-Providing pointing on masonry surface of Bridge with UV resistance, Non- shrink. high strength, high abrasion, material like Poly Ironite Ceramic Cementitious(PICC) self curing cementitious material for masonry joint filling to depth of 20mm including pointing work of masonry by removing of existing loose portion of stone masonry by braking removing existing loose particles upto required depth 50mm or as per site confition cleaning with special chemicals clonon and water jet under pressure for removing algae, fungi, applying bond coat Kelox water missable epoxy before repair material application complete as per specification including cost of all material, machinery, labour, scaffolding, transportation etc. with all leads and lifts as directed by the engineer-in-charge. (Item No. 47.11)

Item No.2.13. Providing and laying in situ/ ready mix M35 grade RCC jacketing work around the existing piers of bridges etc. complete. (with fully automatic micro processor based PLC with SCADA enabled concrete batch mix plant/pan mixer with fine agreegates of required specifications(VSI sand finely washed etc), height of 8 to 10 meter) (Item No. 16.07)

Item No.2.14. Providing, cutting, bending, hooking, tying and laying in position TMT FE 500 steel bars for reinforcement for all RCC works as per detailed drawings etc. complete.

Item No.2.15. Solar Street light- The solar streetlights are suitable in remote areas, fields and other applications where light is required throughout the night. It consists of photovoltaic module (37/74 Watts), CFL (11Watts), battery, inverter, electronics, controls, pole and other hardware. Due to control electronics, the streetlight gets automatically switched ON at dusk, operates throughout the night and automatically gets switched OFF at dawn

Item No.2.16. Providing and fixing Mandatory/Regulatory sign boards in circular shape of 900mm dia made out of 2mm aluminum sheet bonded with white retro reflective sheeting of Class B (Type IV High intensity micro- prismatic grade sheeting- HIP) having pressure sensitive/ heat activated adhesive retoreflective specified back ground, border and back side retoreflctive symbols, letters, numerals, arrow as per IRC:67-2012 Table No 8.3 Supported with back support frame 25mm x 25mm x 3mm, duly painted on back side with grey stove enamel paint and supported on one no. of M. S. angle iron post of size 65mm X 65mm X 6mm, 3.45m long, duly painted with with flat oil paint having alternate black and white bands of 25cm width including G.I. fixtures etc; fixing the boards in M25 grade concrete block of size 60cm X 60cm X 75cm including transportation etc; complete. Class B(Type IV High intensity micro-prismatic grade sheeting-HIP) shall have 7 years written warranty from the manufacturer and authorised distributor/ convertor issued for field performance including the screen printed areas and cut-out sheeting and cut-out durable transparent overlay film and this warranty certificate in original should be submitted to the Engineer in charge by the contractor/supplier.

Item No.2.17. Providing and fixing Cautionary/Warning sign boards in Equilateral Triangle size of 900mm made out of 4mm aluminum composite material sheet bonded with white retro reflective sheeting of Class B(Type IV High intensity micro-prismatic grade sheeting- HIP) having pressure sensitive/ heat activated adhesive retoreflective specified back ground, border and back side retoreflctive symbols, letters, numerals, arrow as per IRC:67-2012 Table No 8.3 Supported with back support frame 25mm x 25mm x 3mm, duly painted on back side with grey stove enamel paint and supported on one no. of M. S. angle iron post of size 65mm X 65mm X 6mm, 3.45m long, duly painted with with flat oil paint having alternate black and white bands of 25cm width including G.I. fixtures etc; fixing the boards in M25 grade concrete block of size 60cm X 60cm X 75cm including transportation etc; complete. Class B(Type IV High intensity micro-prismatic grade sheeting-HIP) shall have 7 years written warranty from the manufacturer and authorised distributor/convertor issued for field performance including the screen printed areas and cut?out sheeting and cut- out durable transparent overlay film and this warranty certificate in original should be submitted to the Engineer in charge by the contractor/supplier

Item No.2.18. Construction Material Testing charges