IRQP (Improvement of Riding Quality) work of Jamtara to Nirsa via Virgram road (Total Length-13.850 Km) for the year 2023-24

Amount

Tack Coat on Bituminous surfaces Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous surface cleaned with mechanical broom.vide SOR- 5.02(i)

Dense graded Bituminous Macadam Grading-II With VG-30 Bulk Bitumen Providing and laying dense graded bituminous macadam with higher capacity batch type HMP using crushed aggregates of specified grading, premixed with bituminous binder @4.5 percent by weight of total mix and filler, transporting the hot mix to work site laying with a hydrostatic paver finisher with sensor control to the required grade level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MORT&H specification clause no. 505 complete in all respects with VG-30 Bulk Bitumen vide SOR- 5.04 AB

Tack Coat on Bituminous surfaces Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous surface cleaned with mechanical broom vide SOR - 5.02(i)

Bituminous concrete Grading- II With VG-30 Bulk Bitumen Providing and laying bituminous concrete with higher capacity batch type hot mix plant using crushed aggregates of specified grading, premixed with bituminous binder @5.4 percent of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment , rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MORT&H specification clause no. 507 complete in all respects with VG-30 Bulk Bitumen vide SOR- 5.05 A (B)

Clearing and Grubbing road land Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, sapling and tress girth upto 300 mm, removal of stumps of tree cut earlier and disposal of unserviceable materials and stacking of sericeable material to be used of auctioned, up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150mm in thickness. By Manual means, in Area of light Jungle vide SOR- 2.03(i) A

Painting Two Coats on New Concrete Surfaces (Painting two coats after filling the surface with synthetic enamel paint in all shades on new plastered concrete surfaces) vide SOR- 8.08

Printing New Letter and Figures of any Shade (Printing new letter and figures of any shade with synthetic enamel paint black or any other approved colour to give an even shade)English and Roman (Hyphens and the like not to be measured and paid for) vide SOR- 8.03(ii)

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.) vide SOR 8.13

Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign as per IRC :67 made of class-B Type IV retro reflective sheeting fixed cover 2 mm thick aluminium sheeting vide clause 801.3, 3mm/4mm thick aluminium composite material sheet depending on the size of the sign fixed over back support frame of min 25 x 25 x 3 mm Angle mounted on a mild steel circular pipe 65 NB, 3.2 mm thickness 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 sign shall be maintained as per section 12 of IRC 67. (ii)90 cm equilateral triangle vide SOR- 8.04

Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign as per IRC :67 made of class-B Type IV retro reflective sheeting fixed cover 2 mm thick aluminium sheeting vide clause 801.3, 3mm/4mm thick aluminium composite material sheet depending on the size of the sign fixed over back support frame of min 25 x 25 x 3 mm Angle mounted on a mild steel circular pipe 65 NB, 3.2 mm thickness 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 sign shall be maintained as per section 12 of IRC 67. (iv)60 cm equilateral triangle vide SOR -8.04

Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign as per IRC :67 made of class-B Type IV retro reflective sheeting fixed cover 2 mm thick aluminium sheeting vide clause 801.3, 3mm/4mm thick aluminium composite material sheet depending on the size of the sign fixed over back support frame of min 25 x 25 x 3 mm Angle mounted on a mild steel circular pipe 65 NB, 3.2 mm thickness 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 sign shall be maintained as per section 12 of IRC 67. (viii)60 cm circular vide SOR - 8.04

Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign as per IRC :67 made of class-B Type IV retro reflective sheeting fixed cover 2 mm thick aluminium sheeting vide clause 801.3, 3mm/4mm thick aluminium composite material sheet depending on the size of the sign fixed over back support frame of min 25 x 25 x 3 mm Angle mounted on a mild steel circular pipe 65 NB, 3.2 mm thickness 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 sign shall be maintained as per section 12 of IRC 67. (x)80 cm x 60 cm rectangular vide SOR-8.04

Direction and Place Identification Signs upto 0.9 sqm Size Board.(Providing and erecting direction and place identification retro-reflectorised sign as per IRC:67 made of high intensity grade sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick or Aluminium composite material sheet with overall thickness of 4 mm with area not exceeding 0.9 sqm fixed over back support frame of min 35 x 35 x 3 mm Angle mounted on a mild steel circular pipe 65 NB, firmly fixed to the ground by means of properly designed foundation with M25 grade cement concrete 45 x 45 x 60 cm, 60 cm below ground level as per approved drawing) vide SOR- 8.05

Type - A, "W" : Metal Beam Crash Barrier (Providing and erecting a "W" metal beam crash barrier comprising of 3 mm thick corrugated sheet metal beam rail, 70 cm above road/ground level, fixed on ISMC series channel vertical post, 150 x 75 x 5 mm spaced 2 m centre to centre, 1.8 m high, 1.1 m 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 5 mm, 330 mm long complete as per clause 811) vide SOR 8.23 A

Solar Powered Road Marker (Solar Stud) Supplying of Solar Raised Pavement Markers made of polycarbonate molded body with circular shape, solar powered, LED self illumination in active mode 360 degree illumination and reflective panels with micro prismatic lens capable of providing total internal reflection of the light entering the lens face in passive mode.The marker shall support a load of 20000 kg tested in accordance to ASTM D 4280.The marker should be resistant to dust and water ingress according to IP 65 standards and should withstand temperatures in the range of 0 C to 70 C. Color of lighting could be provided in red or yellow (amber) as per requirement and typical frequency of blinkikng in 1 Hz.There should be current losses of less than 20 microamperes at 2.4 V in sleepcharging mode to enhace the life of the marker and a full charge should provide for a minimum autonomy of 50 hours.The height, width and length of the marker shall not be less than 10mmx100mmx100 mm. Also, the surface diameter of the marker shall not be less than 100 mm respectively.The weight of the marker shall not exceed 0.5 Kilograms.Fixing will be by drilling holes on the road for the shanks to go inside, without nails and using epoxy resin based adhesive and complete as directed by the engineer.) vide SOR-8.35A

Construction of sub-grade and earthen shoulders with approved material obtained from Borrow pits with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement of Table 300-2. vide SOR- 3.18

Kilometre Stone (Reinforced cement concrete M15grade kilometre stone of standard design as per IRC:8-1980, fixing in position including painting and printing etc) 5th kilometre stone (precast) vide SOR- 8.14(i)

Kilometre Stone (Reinforced cement concrete M15grade kilometre stone of standard design as per IRC:8-1980, fixing in position including painting and printing etc) Ordinary kilometer stone (precast) vide SOR- 8.14(ii)

Excavation for strucutres Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material.Ordinary soil,Mechanical Means,Depth upto 3 m vide SOR- 12.01 I B(i)

Plain/Reinfoced Cement concrete in open foundation complete as per drwaing and technical specifications. PCC Grade -M15,PCC vide SOR 2.08 A Case I

Plain/Reinforced cement concrete in sub-strucutre complete as per drawing and Technical specifications, RCC Grade M-20 vide SOR 13.05 E (p)

Furnishing and Placing Reinforced/ Prestressed cement concrete in super-structure as per drawing and Technical Specification,RCC Grade M30 Using Batching Plant,Transite Mixer and Concrete Pump. Vide SOR-14.01(C )

Supplying, Fitting and Placing un-coated HYSD bar Reinforcement in Foundation complete as per Drawing and Technical Specifications. Vide SOR- 12.42

Supplying, fitting and placing HYSD bar reinforcement in sub structure complete as per drawing and technical specifications vide SOR- 13.06

Labour Cess (1%)

M/s CHITRA CONSTRUCTION