IRQP/Strengthening work of Shobhanpur Bhatta to Rajgaon via Kishan Prasad from K.M. 0.00 to 19.625 under Road Division, Sahibganj for the Year 2025-26

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth upto 300mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, upto a lead of 1000 meters including removal and disposal of top organic soil not exceeding 150mm in thickness. (By mechanical means using dozer in area of light jungle) RCDSOR 2.03 (ii)

Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts & leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of table 300-2) (Earthen shoulder) RCDSOR 3.18

Dismantling of flexible pavements and disposal of dismantled materials upto a leadof 1000 metres, stacking serviceable and unserviceable materials separately. (Bituminous course) RCDSOR 2.05(ii)A

Dismantling of flexible pavements and disposal of dismantled materials upto a leadof 1000 metres, stacking serviceable and unserviceable materials separately. (Granular Course) RCDSOR 2.05(ii)B

Wet Mix Macadam (Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with grader in sub-base/base course on well prepared surface and compacting with vibratory roller to achieve the desired density). RCDSOR 4.14 B

Prime coat over WMM/WBM. Providing and applying primer coat with SS1 grade bitumen emulsion on prepared surface of granular base including clearing of road surface and spraying primer at the rate of 0.70 kg/sqm using mechanical means. RCDSOR 5.01 A (i)

Tack coat on Bituminous surface treated with primer. Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg/sqm on the prepared granular surface cleaned with mechanical broom. RCDSOR 5.02 (i)

Tack coat on Granular surface treated with primer. Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.25 kg/sqm on the prepared granular surface cleaned with mechanical broom. RCDSOR 5.02 (ii)

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. Grade II RCDSOR 5.04A(B)

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. Grade II RCDSOR 5.05A(B)

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 2.5mm is exclusive of surface applied glass beads as per IRC:35. The finished surface to be level, uniform and free from streaks and holes). RCDSOR 8.13

Supplying of solar raised pavement markers made of polycarbonate molded body with circular shape, solar powered, LED self illumination in active mode 350 degree illumination and reflective panels with micro prismatic lens capable of providing total internal reflection of the light entering the lens face passive mode. The marker shall support a load of 20000 kg tested in accordance to aSTM D4280. The marker hould 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 colour of lighting could be provided in red or yellow (amber) as per requirement and typical frequency of blinking in 1 Hz. There should be current loss of less than 20 micro amperes at 2.4 V in sleepcharging mode to enhance 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 10mm x 100mm x 100mm. 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. RCDSOR 8.35

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, 70 cm above road/ground level, fixed on ISMC series channel vertical post, 150 x 75 x 5 mm spaced 2m centre to centre, 1.8 m high, 1.1 m below ground/road level, all steel parts and fitments to be galvanished 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, 330 mm long complete as per clause 811). RCDSOR 8.23 A

Road delineators (Supplying and installation of delineators (road way indicators, hazard markers, object markers), 80-100 cm high above ground level, painted black and white in 15 cm wide stripes, fitted with 80 x 100 mm rectangular or 75 mm dia circular reflectorised panels at the top, buried or pressed into the ground and confirming to IRC-79 and the drawings). RCDSOR 8.15

Retro-reflectorised traffic signs (Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of class-C type XI retro reflective sheeting fixed over 2mm 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 25x25x3mm angle mounted on a mild steel circular pipe 65NB, 3.2 mm thickness firmly fixed to the ground by means of properly designed foundatioin 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) (90 cm equilateral triangle). RCDSOR 8.04 A (ii)

Retro-reflectorised traffic signs (Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of class-C type XI retro reflective sheeting fixed over 2mm 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 25x25x3mm angle mounted on a mild steel circular pipe 65NB, 3.2 mm thickness firmly fixed to the ground by means of properly designed foundatioin 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) (80 cm x 60 cm rectangular). RCDSOR 8.04 A (x)

Retro-reflectorised traffic signs (Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of class-C type XI retro reflective sheeting fixed over 2mm 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 25x25x3mm angle mounted on a mild steel circular pipe 65NB, 3.2 mm thickness firmly fixed to the ground by means of properly designed foundatioin 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). RCDSOR 8.04A (viii)

Retro-reflectorised traffic signs (Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of class-C type XI retro reflective sheeting fixed over 2mm 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 25x25x3mm angle mounted on a mild steel circular pipe 65NB, 3.2 mm thickness firmly fixed to the ground by means of properly designed foundatioin 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) (90 cm high octagon). RCDSOR 8.04 A (xv)

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) RCDSOR 8.05

Kilo meter stone (Reinforced cement concrete M-15 grade kilometer stone of standard design as per IRC:8-1980, fixing in position including painting and printing etc. (i) 5th kilometer stone (Precast) RCDSOR 8.14 (i)

Kilo meter stone (Reinforced cement concrete M-15 grade kilometer stone of standard design as per IRC:8-1980, fixing in position including painting and printing etc. (ii) Ordinary km. Stone (Precast) RCDSOR 8.14 (ii)

Painting two coats after filling the surface with synthetic enamel paint in all shades on new plastered concrete surfaces. RCDSOR 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. (Hyphns and the like not to be measured and paid for) RCDSOR 8.03 (ii)

Providing and laying pitching on slopes laid over prepared filter media including boulder apron laid dry in front of toe of embankment complete as per drawing and Technical specifications. Stone/Boulder. RCDSOR 16.04 A

Providing and laying Filter material underneath pitching in slopes complete as per drawing and Technical specification. RCDSOR 16.05

Repair of RCC Railing (Carrying out repair of RCC M-30 railing to bring it to the original shape) RCDSOR 17.22

Construction of precast RCC railing of M30 Grade, aggregate size not exceeding 12 mm, true to line and grade, tolerance of vertical RCC post not to exceed 1 in 500, centre to centre spacing between vertical post not to exceed 2000 mm, leaving adequate space between vertical post for expansion, complete as per approved drawings and technical specifications. RCDSOR 14.06