NHIDCL/RO-Imphal/RR /I-K/Km 274.610 to Km 297.700 /2021-22

Amount

Road Works

Surface Drains in soil construction of unlined surface drain of average cross sectional area 0.40sqm in soil to specified lines,grades,levels and dimensions to the requirement of clause 301 and 309 of MoRTH specification. Excavated material to be used in embankment within a lead of 50 metres(average lead of 25 metres)

Hill Side Drain Clearance removal of earth from choked hill side drain and disposing it on the valley side manually

Clearing grass and removal of rubbish upto a distance of 50 meters outside the periphery of area cleared (By manual means)

Scarifying including picking up scarified material and stacking of old serviceable material within a lead of 100m top bituminous surface of surface dressing or premix carpet

Construction of subgrade and earthen shoulder with approved material obtained from borrow pits with all lifts and lead ,transporting to site ,spreading ,grading to required slope and compacted to meet requirement of Table no. 300-2

Providing,laying and compacting granular base/sub-base according to lines, grades and cross sections by using naturally occurred sand gravel/conforming to IRC-Grd-II of Most specification free from organic or other deleterous constituent spreading with motor grader and compacting by rolling with power roller of 8-10 capacity in layers not exceeding 150mm (spread thickness) i/c rolling of the road surface to proper level and grades 30cm width edging on both side etc completed as directed by Engineer-in-charge.

Providing,laying,spreading and compacting and stones agrregate to wet mix macadam specification including premixing the material with water to OMC in mechanical mix(pug mill),carriage of mixed material by tipper/dumper to site,laying uniform layers in base coureses on a well prepared underbase and compacting with power vibratory roller to achieve the desired density i/c lightening guarding,barricading and maintenance of diversion etc.. By Mechanical means

Providing and laying dense graded bituminous macadam with 40-60 TPH batch type HMP producing an average output of 35 tonnes per hour using crushed aggregates of specified grading,premixed with bituminous binder @4.25 per cent by weight of total mix and filler,transporting the hot mix to work site, laying with ahydrostatic paver finisher with sensor control to the required grade,level and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired cpmpaction as per MoRTH specification clause No. 507 complete in all respects. i)For Grading II (19 mm nominal size) A) Using Bitumen 60/70

Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor on the prepared bituminous/granular surface cleaned with mechanical broom i) On normal bituminous surface @0.20-.0.30 kg/sqm

Providing and applying primer coat with bitumen emulsion on prepared surface of granular base including clearing of road surface and spraying primer using mechanical means. On WBM/WMM surface @ 0.7.-1.00 kg/sqm

Filling Pot-holes and Patch Repairs with Bituminous concrete, 40mm. Removal of all failed material, trimming of completed excavation to provide firm vertical faces, cleaning of surface, painting of tack coat on the sides and base of excavation as per clause 503, back filling the pot holes with hot bituminous material as per clause 504, compacting, trimming and finishing the surface to form a smooth continuous surface, all as per clause 3004.2 (B) Grading - ll 13mm (Nominal Size)

Other Works

Construction of boulder sausage wall with with broken or angular boulder 1m height,1.4m wide at bottom and 0.9m at top and 1:4 slope i/c cost of 3mm G.I. Wire netting 10cm square diagonal mesh with overlapping of 0.6m i/c earth work in foundation trenches etc. and fixing 20cm dia Sahi-kuhi post or equinlent of 2.12m length, 1m above the ground level and 1,2 side the ground at interval 1.5m c/c complete.

Type-A ,"W" :Metal Beam Crash Barrier Providing and erecting a ''W'' mwtal 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, ISMB150 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 fitting to conform to 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 a) For Post Height of 1.2m

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 claus 801.3, fixed over aluminium sheeting,1.5mm thick supported on a mild mild steel angle iron post 75mm *75mm*6mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45mm*45mm*60mm, 60cm below ground level as per approved drawing (i) 60 cm equilaterial triangle

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 claus 801.3, fixed over aluminium sheeting,1.5mm thick supported on a mild mild steel angle iron post 75mm *75mm*6mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45mm*45mm*60mm, 60cm below ground level as per approved drawing (i) 60cm*60cm square

Laying reinforced cement concrete pipes N.P.-3 for culverts including pointing ends, and fixing collar with cement mortar 1:2 a)1000mm. dia.

Cement concrete 1:3:6 mix with stone aggregate 20mm nominal size mechanically mixed with vibrated in foundation upto a depth of 1.5m below ground/bed level and 1.5m above ground/bed level i/c form work.

Earth work in excavation in foundation for structures complete as per drawing and technical specification. A) ordinary soil i)Depth upto 3.0 m.

Construction of boulder sausage wall with with broken or angular boulder 1m height,1.4m wide at bottom and 0.9m at top and 1:4 slope i/c cost of 3mm G.I Wire netting 10cm square diagonal mesh with overlapping of 0.6m i/c earth work in foundation trenches etc. and fixing 20cm dia Sahi-kuhi post or equinlent of 2.12m length, 1m above the ground level and 1,2 side the ground at interval 1.5m c/c complete.

RANA CONSTRUCTION AND ENGINEERS PVT LTD