Repair and maintenance to NH-53 (Silchar Jiribam section) under SOPD for the year 2019-20 (Repairing of damaged pavement by providing WMM, BM and BC including earth work in shoulder, road side drain,interlocking paver block at side berm in stretches

Amount

Construction of Sub grade and Earthen Shoulders with approved materials obtained from borrow pits, transporting to site, spreading, grading to required slope and compacting to meet requirement of table 300 - 2 ( including land compensation of earth) including all lead and lift conforming to clause no 305 of MoRT&H specification for Road and Bridge works ( 5th Revision ) complete as directed by the Deptt. '(a) from private land (9th km to 30th km) & or filling over HP Culvert

Granular Sub-Base with Coarse Graded Material ( Table:- 400- 2) (Construction of granular sub-base by providing coarse 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 roller to achieve the desired density,complete including all lead and lift conforming to clause no 401 of MoRT&H specification for Road and Bridge works ( 5th Revision ) complete as directed by the Deptt. i) For grading- I Materials

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 paver in sb-base/base course on well prepared surface and compacting with vibratory roller to achieve the desired density ( including carriage up to initial lead of 5.0 km from quarry and carriage of mixed materials up to 10.0 Km initial lead from mixing plant )

(B) Prime coat (Providing and applying primer coat with bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 1.00 kg/sqm using mechanical means.)( Including cost of testing of materials at site and laboratory as directed by the deptt.) (i) With bitumen emulsion-CSS-1h

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/granular surface cleaned with mechanical broom.( Including cost of testing of materials at site and laboratory as directed by the deptt.)

Bituminous Macadam (Providing and laying bituminous macadam with 100-120 TPH hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading premixed with bituminous binder, transported to site, laid over a pr( including all lead & lift & Including cost of testing of materials at site and laboratory as directed by the deptt.) 'with 60/70 or VG-30 grade bitumen. With anti stripping agent for grading-II

Bituminous Concrete (Providing and laying bituminous concrete with 100-120 TPH batch type hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 5.4 to 5.6 % of mix and filler transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoRT&H cl. no.509. complete in all respect. including all lift and lead and cost of testing of materials at site and laboratory as directed by the deptt.) (a) With hydrated lime/cement as filler ( refer table 500-9 of MoSRT&H specification),With anti stripping agent (I)'with PMB-70, (ii) for Grading-II(13 mm nominal size)

Excavation in Soil by Manual Means. (a)(Excavation for roadway in soil using manual means including loading in truck for carrying of cut earth to embankment site with all lifts and lead upto1000 metres.) for paved CC Block

Construction of 1000mm dia HP Culvert with 1st class bedding of PCC M15 anf head wall , face wall complete as directed by the Deptt.

Excavation for Structures (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, By Manual means (Without de-watering (i) Depth up to 3 m)

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications. Including steel shuttring formwork PCC Grade M-15 (Bellow Box Culvert) With Plasticiser

Supplying, fitting and placing TMT bar reinforcement in sub-structure complete as per drawing and technical specifications At 10th km & 31st km. (i) TMT Corrosion resistant Steel (CRS) Reinforcement bar of FE-500 N/mm2

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications and steel shuttring formwork RCC Grade M-20

Providing weep holes in Brick masonry/Plain/Reinforced concrete abutment, wing wall/return wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V :20H towards drawing foce. Complete as per drawing and Technical specification.

Providing interlocking cement concrete block pavement of grade M40, thickness 80 mm over 30 mm thick layer of sand blanket including collection, supply and spreading of CC block( M 40) and coarse sand etc complete as directed. at 15th km ,27th 28th,at 29.50 to 30.58 km

Removal of existing asphaltic wearing coat comprising of 50 mm thick asphaltic concrete laid over 12 mm thick mastic asphalt including disposal with all lift and lead upto 1000m. Br. No-10/1,19/1,21/1,23/1

Mastic Asphalt (Providing and laying mastic asphalt wearing course with paving grade bitumen meeting the requirements given in table 500-29( binder having penetration as (15+/- 5) at 25 deg. centrigrade), prepared by using mastic cooker and laid to required level and slope after cleaning the surface, including providing anti skid surface with bitumen pre coated fine grained hard stone ships of 13.2mm nominal size at the rate of .005cum per 10 sqm. and at an approximate spacing of 10 cm center tpo center in both direction , pressed into surface when the temperature of surfaces not less than 1000C, protuding 1mm to 4mm over mastic surface , all complete as per clause 515 .( including carriage up to initial lead of 5.0 km from quarry.) Thickness = 25 mm Br. No-10/1,19/1,21/1,23/1

Repair of RCC Railing (Carrying out repair of RCC M30 railing to bring it to the original shape.)

Strip Seal Expansion Joint (Providing and laying of a strip seal expansion joint catering to maximum horizontal movement upto 70 mm, complete as per approved drawings and standard specifications to be installed by the manufacturer/supplier or their authorised representative ensuring compliance to the manufacturer's instruction for installation). Br No 19/1

Painting on concrete surface (Providing and applying 2 coats of water based cement paint to unplastered concrete surface after cleaning the surface of dirt, dust, oil, grease, efflorescence and applying paint @ of 1 litre for 2 Sq.m. )

Providing & laying of Hot Applied Thermoplastic Compound 205mm thick including Reflectorising Glass Beads @250gm per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35 & consisting of profile marking, Vebra line marking & rain line marking or as directed by the Department.The finished surface to be level, uniform and free from streaks and holes.as per MoRTH specification Centre line marking,Edge line marking,Zebra crossings

Providing and erecting of Retro-Reflectrorised cautionary, mandatory & informatory sign as per IRC: 67 made of high intensity encapsulated lens type reflective sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick fixed on an angle iron of 25x25x4mm supported on a mild steel angle iron post 75mm x 75mm x 6mm firmly fixed to the ground by means of properly design foundation with M-15 grade Cement concrete 45cm x 45cm x 60cm, 60cm below ground level as per approved drawing and sign. ( All the Steel work must be Tata/Sail/or any other approved brand) From km 0.00 to km 2.65, km 8.54 to km 30.00, km 30.58 to 44.66 60cm circular speed limit

90cm equilateral triangle

80 cmx60 cm rectangular

Direction and Place Identification Signs up to 0.9 sqm Size Board: Providing and erecting direction and place identification retro-reflectorised sign asper IRC:67 made of encapsulated lens type reflective sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick with area not exceeding 0.9 sqm fixed on an angle iron of 25 x 25 x 4 mm supported on a mild steel angle iron post 75mmX75mmX6mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45 x 45 x 60 cm, 60 cm below ground level as per approved drawing & sign (All the Steel work must be Tata/ Sail/ or any other approved brand) from km 0.00 to km 2.65 , and km 8.54 to km 44.66

Providing reflective pavement marker with Micro prismatic lens in both direction having thermoplastic body adhering to the specification and guidelines of MoSRT&H’s fixed to the road surface using the adhesives and the procedures recommended by the manufacturers with three months replacement warranty and free maintenance. From km 0.00 to km 2.65

From km 8.54 to km 44.66

Total

Providing ‘Sparkle Solar Road Studs, manufactured by Tata B.P. Solar India Ltd. Of size (125mmx125mm), 90mm height (from bottom of shank to the top of stud) with detachable battery, m6LEDs-three on each side for Bi-directional studs/3 LEDs on one side for unidirectional studs, ultra bright LED in amber and red colour, weight per stud 700+25 gms, flash rate of 50-65 times per minute completely water resistant and weather proof with replacement warranty and free maintenance fro one year from the date of installation of stud on road-(installation should be made using adhesives and procedures recommended by manufacturer under the supervision of their competent technician). (a) Bi-directional Stud

At approaces of Box culverts & ends of Divider ( km 0.00 to km 2.65)

From km 8.54 to km 44.66 At approaces of Box culverts & Bridges

Tree reflector made of heigh intensity grade retro-reflectorised sheeting fixed over aluminium sheeting of 2mm/0.28mm thick firmly fixed with necessary galvanized nail. 'b)150mm dia/150mmx150mm. Km 8.54 to km 44.66

Providing metal tubular delineator (50mm dia and 1.25mm thick) with 15cm reflector made of heigh intensity grade retro reflectorised sheeting around the pipe at top covered with wire mesh of 20cm length with two nos of similar reflective bands and bottom fastener M.S. angle including firmly fixing the delineator to the ground by means of CC(M-15) foundation of size-(25cmx25cmx25cm), 25cm below ground to the true line and level as directed by the deptt. With six months replacement warranty and free maintenance. 750mm height.

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 2m center to center, 1.8 m high, 1.1m below ground/road level, all steel parts and fitments to be galvanized by hot dip process, all fitting to conform to IS:1367 and IS:1364, metal beam rail to be fixedon the vertical post with a spacer of channel section 150mmX75mmX5mm, 330mm long complete as per clause 810.) Km 8.54 to km 44.66

M/s CHANCHAL PAUL