ADB-(II)-NAG-BR-06

Bridge Work

Cleaning grass and removal of rubbish up to a distance of 30m outside the periphery of the area as per Technical Specification Clause 201

Sign Board of MMGSY Project Information : Providing and fixing of typical retro reflective MMGSY Project informatory sign board with Logo as per section1700 of MORD specifications and latest MMGSY Signage Manual / Circuler and drawing. The board will be a composite unit consisting of Three Plates ACP (Aluminum Composite Panel), material specificaitons as per clause 17001.3. The top most plate will be of 3mm ACP in diamond shape of 600x600mm size, riveted with MS angle iron frame of 25mmx25mmx5mm size on back on edges. The middle 4mm ACP plate of will be 1200x150mm size riveted with MS angle iron frame of 25mmx25mmx5mm size on back on edges. The main 4mm ACP lower most plate will be 1500mmx600mm size, riveted with MS angle iron frame of 25mmx25mmx5mm size. Riveting of all the sheets over angle and flat iron frame will be done neatly to have plain surface on one side. The angle iron frame of lower most plate and flat iron frame of the middle plate will be welded to two nos. 75mm x75mm x 12 swg sheet tubes posts placed at 1125mm apart centre to centre. the top of the middle plate will be flushed with the top of 75mm dia medium steel tube posts and these posts will be embeded in cement concrete M15 grade block of 450x450x600mm below ground level. The height of the bottom of the lower plate will be 1200mm from normal ground level and the bottom of the middle plate will be 100mm above the top level of the lower most plate. the diamond shaped plate mounted over flat angle iron frame will be connected to middle plate by square steel section of 47mmx47mm, thickness 12SWG having a spacing of 100mm between the diamond shaped plate and middle plate and this square section will be riveted to the bottom point of the diamond shaped plate. MMGSY logo, letters and numerals on the ACP should be made up of Retro Reflective sheeting of Class-A / Class-B grade as per the latest MORD section 1700 specifications (Refer Circuler no. NRRDA-P013 (11)/ 3/2019-Dir (Tech) dated 02.12.2019). Printing PMGSY Logo Project description on Class A or Class B type retro reflective sheeting using modern technology printing platform. The printer shall be approved by the retro reflective sheeting manufacturer and printed sign shall conform to retro reflective values as laid down in IRC 67-2012. The inks used for printing shall be eco friendly with VOC emissions complying to UL 2801 standards and specifications for the different kinds of platforms. The printed sign shall be laminated by UV protected laminate and shall carry a warranty of 5 years & 7 years for Class A and Class B sheeting respectively for traffic colors. All the section of the frame and posts shall be painted with primer and two coats of epoxy paint. The design, painting and lettering shall be done as per the PMGSY Signage Guidelines Fig.2 and as directed by Engineer-In-charge. . A warranty for 5 / 7 years for the Retro reflective sheeting for Class-A and Class-B respectively, from original manufacturer shall be submitted by contractor.

Ordinary Soil up to 3m

Ordinary Soil from 3 to 6m

Dewatering on BHP basis by using water pump including diversion of stream, providing cofferdams, earthern bunds etc. as may be necessary for foundation and other parts of the the works and pumping out water during and after excavation as may be required by using 5.0 to 9.0 BHP pump etc. complete. (prior approval of Superintending Engineer will be necessary)

Providing concrete for plain cement concrete M-15 in foundations complete as per drawings and Technical Specification Clauses 802, 803, 1202 and 1203.

Supplying fitting, and placing TMT bar reinforcement in Foundation complete as per drawing and technical spcifications Clauses 1002, 1005, 1010 and 1202

Providing concrete for plain cement concrete M-30 in foundations complete as per drawings and Technical Specification Clauses 802, 803, 1202 and 1203.

Providing pressure relief pipes 100 mm dia in bottom slab of box cell on a filter media base of 500 mm x 500 mm as per drawing and technical specification Clause 1205.5.7

Sand filling in foundation trenches as per drawing and Technical Specification Clause 305.3.9

Supplying, fitting and placing TMT bar reinforcement in substructure complete as per drawing and technical specification clauses 1000 and 1202

Providing weepholes in plain concrete abutment, wing wall, return wall with 100 mm dia AC pipe extending through the full width of the structures with slope of 1(v) :20(h) towards drawing face complete as per drawing and technical specification Clauses 614, 709, 1204.3.7

Plain cement concrete M-25 in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204

Reinforced cement concrete M-30 in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204 For Pier, Caps, Return wall, Ballast wall etc.

Providing tar paper bearing of approved quality in proper size etc. complete.

Providing and laying filter media with granular crushed aggregates as per specifications to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and providing over the entire surface behind abutment, wing wall, return wall to the full height compacted to firm condition complete as per drawing and technical specification Clause 1204.3.

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8

Supplying, fitting and placing TMT bar reinforcement in superstructrue complete as per drawings and technical specification Clauses 1002, 1005, 1010 & 1202

Providing and laying cement concrete wearing course M 30 grade Excluding reinforcement complete as per drawing and technical specifications Clauses 800 and 1206.3

Expansion Joint with 25mm thick bituminous pad

Providing and laying cement concrete wearing course M 30 grade Excluding reinforcement complete as per drawing and technical specifications Clauses 800 and 1206.3

Providing and laying 0.90 meter thick metal mat consisting of rubble,over size metal and normal size metal in specified thickness as per detailed drawing including supplying all materials,hand packing of rubble, spreading metal in layers and hard murum including watering and compaction with power roller etc. complete.

Providing and fixing in position pipe railing consisting of IS Rolled steel joist posts designation IS MB 100 (100x50) at 2.5 m interval and three rows of 50 mm dia steel pipes (light) including fixing in position on bridge deck complete as per drawing and technical specifications Clause 1208.2

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 x75x5mm spaced 2m centre to centre,1.8m high,1.1m below ground/road level,all steel parts and fitments to be galvanised by hot dipprocess, 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 5 mm, 330 mm long complete as per clause 810)

Earthwork in excavation for structures as per drawing and technical specifications Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto all lift and lead, dressing of sides and bottom and backfilling in trenches with excavated suitable material.

Providing and laying of apron with cement concrete blocks of size as per Table 1300.1 cast-in-situ and made with nominal mix of M-15 grade cement concrete as per drawing and technical specifications Clause 1301

Providing concrete for plain cement concrete M-15 in foundations complete as per drawings and Technical Specification Clauses 802, 803, 1202 and 1203.

Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications Clause 1302

Providing and laying filter material underneath pitching in slopes complete as per drawing and technical specifications Clause 1302

Earthwork in excavation for structures as per drawing and technical specifications Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto all lift and lead, dressing of sides and bottom and backfilling in trenches with excavated suitable material.

Construction of embankment with approved material obtained from borrow pits with all lift and lead, transporting to site, spreading , grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 as per technical Specification Clause 301.5

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 with all lift and lead as per Technical Specification Clause 302.3 .

Granular Sub-base with Well Graded Material (Table 400.1) Construction of granular sub-base by providing well graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory wheel roller to achieve the desired density, complete as per Technical Specification Clause 401.

Providing, laying, spreading and compacting stone aggregates of specific sizes to Water Bound Macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel roller 80-100 kN static roller in stages to proper grade and camber, applying and brooming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 2 as per Technical Specification Clause 405.

Construction of 50 mm tk. penetration macadam (MPM) over prepared base by providing a layer of compacted crushed coarse aggregate using chips spreader with alternate applications of bituminous binder and key aggregates and rolling with a three wheel 80-100 kN static roller to achieve the desired degree of compaction as per Technical Specification Clause 506.

Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.20 to 0.25 kg per sqm on the prepared bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503.

Providing, laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration grade bitumen or emulsion to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable plant, laying and rolling with a three wheel 80-100 kN static roller capacity, finished to required level and grades to be followed by seal coat of either Type A or Type B or Type C as per Technical Specification Clause 508.

Providing and laying Seal Coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type B , as per Technical Specification Clause 510. By Mechanical Means.

Supplying and fixing Reinforced cement concrete M-15 grade Boundary Pillar/ Local Stone of standard design as per IRC: 25, fixed in position including finishing and lettering but excluding painting as per drawing and Technical Specification Clause 1704.

Providing and Laying hot applied thermoplastic road marking strip on Bituminous Surface of specified shade/ colour of 2.5 mm thick including 1.5 Refractive index reflectorizing glass beads @ 250gm/sqm .Thickness of 2.5 mm 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).

Road Delineators: Supplying and installation of delineators (Roadway Indicators, Hazard markers, Object markers) 80 to 100 cm high above ground level, painted black and white in 15cm wide strips, fitted with 80x100mm rectangular or 75mm dia. circular reflectorised panels at the top, buried or pressed into the ground and confirming to I.R.C. 79 and the drawings

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 16000 kg 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 50 mm, 100 mm and 102 +/- 2 mm 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 +/- 2 mm and height not less than 30+/- 2 mm) 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.

Providing and fixing of typical MMGSY informatory sign board with Logo as per MORD specifications and drawing. Three MS Plates of 1.6 mm thick, top and middle plate duly welded with MS flat iron 25mm x 5m size on back on edges. The lower plate will be welded with MS angle iron frame of 25mm x 25mm x 5mm. The angle iron frame of the lower most plate and flat iron frame of middle plate will be welded to 2 nos. 75mm x 75 mm of 12 SWG sheet tubes posts duly embedded in cement concrete M-15 grade blocks of 450mm x 450mm x 600mm, 600mm below ground level. The top most diamond plate will be welded to middle plate by 47mm x 47mm of 12 SWG steel plate tube. All M.S. will be stove enameled on both sides. Lettering and printing arrows, border etc. will be painted with ready mixed synthetic enamel paint of superior quality in required shade and colour. All sections of framed posts and steel tube will be painted with primer and two coats of epoxy paint as per drawing Clause 1701 and

Annexure 1700.1

Construction of Subgrade Layer with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of Table 300.2 with all lift and lead as per Technical Specification Clause 303.1.

Providing and fixing Cautionary/Warning sign boards in Equilateral Triangle size of 600mm made out of 3mm 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 65 mm X 65 mm X 6 mm, 3.45 m long, duly painted with with flat oil paint having alternate black and white bands of 25 cm 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. (SSR It. No. RF 6.29 (b)/ P.No. 54)

800mm x 600mm Rectangular

Providing and fixing of retro- reflectorised informatory sign board rectangular/Square in shape having area less than 0.9 One Square Meterr made out of 4mm 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 two coats of grey stove enamel paint and supported on one no. mild steel angle iron post 75 mm x 75 mm x 6 mm, 3.5 mt long firmly fixed to the ground by means of properly designed foundation with M25 grade cement concrete 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing The angle iron post shall be duly painted with one coat of epoxy primer and two coats of epoxy finish paints having alternate black and white bands of 25 cm width including GI fixures and transportation etc.complete.The nut bolts of board with angle iron post/supporting structure after fixing at site has to be electrically welded. Class B (Type IV High intensity micro-prismatic grade sheeting-HIP) sheeting 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.

MMGSY Citizen' s information Board- Providing and fixing of typical MMGSY Retro Reflective information board as per as per section1700 of MORD specifications and latest MMGSY Signage Manual / Circuler and drawing.Two ACP (Aluminum Composite Panel) sheets of 4 mm thick, of 900 mm x 750mm size fixed at top & bottom duly rivetted with MS angles of 35 x 35 x 5 mm thick M.S angle shall be welded by two vertical M.S angle of 5 mm thick to 75 mm x 75 mm of 12 SWG square tubes / 75mm Dia Pipe posts duly embedded in cement concrete M-20 grade blocks of 600mm x 600mm x 75mm, below ground level. MMGSY logo, letters and numerals on the ACP should be made up of Retro Reflective sheeting of Class-A / Class-B grade as per the latest MORD section 1700 specifications (Refer Circuler no. NRRDA-P013(11)/3/2019-Dir (Tech) dated 02.12.2019). Printing MMGSY Logo/ Project description on Class A or Class B type retro reflective sheeting using modern technology printing platform. The printer shall be approved by the retro reflective sheeting manufacturer and printed sign shall conform to retro reflective values as laid down in IRC 67-2012. The inks used for printing shall be eco friendly with VOC emissions complying to UL 2801 standards and specifications for the different kinds of platforms. The printed sign shall be laminated by UV protected laminate and shall carry a warranty of 5 years & 7 years for Class A and Class B sheeting respectively for traffic colors. All sections of framed posts and steel tube will be painted with primer and two coats of epoxy paints as per drawing Clause 1701 and Annexure 1700.1 (10.16). The design, painting and lettering shall be done as per the MMGSY Signage Guidelines Fig.3 and Fig.4 and as directed by Engineer-In-charge. A warranty for 5 / 7 years for the Retro reflective sheeting for Class-A and Class-B respectively, from original manufacturer shall be submitted by contractor.