Construction of Structure at Sinking Zone on Silchar-Kalain Road (SH-38) in Silchar, Assam

Amount

Main Structure : 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. (I) Ordinary Soil (B) Mechanical Means (a) Without dewatering (i) Depth upto 3m.

Levelling course for Pile cap (PCC M-15 grade)

Bored cast-in-situ M35 grade R.C.C. pile excluding reinforcement complete as per drawing and technical specifications and removal of excavated earth with all lifts and lead upto 1000 m. including providing plasticiser (Masterplast PL-1/SPL-2 or equivalent ), air entraining and water reducing plasticiser (Masterplast PAE or equivalent) and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999. (Pile diameter-400 mm)

Providing steel liner 8 mm thick for piles including fabricating and setting out as per detailed drawing for 400 dia piles.

Reinforcement in Foundation: Supplying, fitting and placing TMT IS:1786 Fe500 D bar reinforcement in foundation complete as per drawing and technical specifications. (a) TMT-IS 1786 ( Fe-500 D) Primary Producer (TATA/ SAIL/ Esser Steel/Jindal panther steel/ Shyam steel or equivalent)

Supplying, fitting and placing TMT IS:1786 (Fe 500) bar reinforcement in sub-structure complete as per drawing and technical specifications. (a) TMT-IS 1786 ( Fe-500 D) Primary Producer (TATA/ SAIL/ Esser Steel/Jindal panther steel/ Shyam steel or equivalent)

Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification including steel shuttering formwork. (P) With plasticiser ( Masterplast PL-1/SPL-2 or equivalent ), air entraining and water reducing plasticiser ( Masterplast PAE or equivalent) and accelerating plasticiser ( Masterplast ACPL or equivalent) conforming to IS-9103-1999. D. RCC/PSC Grade M35. Case II: Using Batching Plant, Transit Mixer and Concrete Pump. (ii) For T-beam & slab, b. Height 5m to 10m

Reinforcement in Super Structure: Supplying, fitting and placing TMT conforming to IS:1786 Fe 500 D reinforcement in super-structure including splicing complete as per drawing and technical specifications. (a) TMT-IS 1786 ( Fe-500 D) Primary Producer (TATA/ SAIL/ Esser Steel/Jindal panther steel/ Shyam steel or equivalent)

Bituminous wearing course: Providing and laying Bituminous wearing course comprising of tack coat with bitumen emulsion CSS-1h as per APWD SOR item no 5.2 & MOSRT&H Specification Nos 503 0.6mm thick mastic asphalt as per APWD SOR item no 14.5 & MOSRT&H Specification Nos 515 & 2702 and 2 layers of 25 mm thick Asphalt concrete including of close Graded Premix Surfacing(CGPS) materials with Type -a aggregate as per APWD SOR tem no 5.11 & MOSRT&H Specification Nos 512 including all lead and lift as directed.

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).

PVC 100 mm diameter pipe including joining with drainage pipe complete as per Drawings and Technical Specifications Clause 2705 and Section 2700 and/or as directed by the Engineer.

Reinforced cement concrete approach slab including reinforcement and formwork complete as per drawing and Technical specification. (a) TMT-IS 1786 ( Fe-500 D) Primary Producer (TATA/ SAIL/ Esser Steel/Jindal panther steel/ Shyam steel or equivalent)

Reinforced Cement Concrete Crash Barrier (Provision of an Reinforced cement concrete crash barrier at the edges of the road, approaches to bridge structures and medians, constructed with M-40 grade concrete with HYSD reinforcement conforming to IRC:21 and dowel bar 25mm dia, 450mm long at expansion joints filled with pre moulded asphalt filler board, keyed to the structure on which it is built and installed as per design given in the enclosure to MOST circular No. RW/NH - 33022/1/94-DO III dated June 1994 as per dimension in the approved drawing and at locations directed by the engineer, all as specified.

Carrying out sub soil investigation / confirmatory boreholes in soil at specified foundation locations before commencement of Construction complete as per drawings and Technical Specifications section 2400.

Painting of Crash Barrier and substructure with themes of (a) National Perspective (b) North East Perspective © Wild Life and (d) Historical Moments by team of Reputed Artist and / or as directed by the Engineer

Street Lighting : Providing, Supplying & installation of Solar Street Light on both sides of the elevated road with underground cabling (30m pole to pole distance)

Construction of R.C.C. railing of M 25 grade in cast-in-situ with 20mm nominal size aggregate, true to line and grade, tolerance of vertical railing post not to exceed 1 in 500, centre-to-centre spacing between vertical posts not to exceed 2000 mm as per drawing and technical specifications Clauses 800, 900 and 1208.3

Providing weepholes in brick masonry/stone masonry, plain/reinforced 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

Drainage Work : 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 a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. (I) ordinary soil upto 3m depth

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203. With natural Gravel. III. P.C.C grade M 20, Nominal mix (1:2:4)

Providing and Laying Reinforced Cement Concrete Pipe NP3 as per design in Single Row. Providing and laying reinforced cement concrete pipe NP3 for culverts on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets Clause 1106. 600 mm dia

Road Work : Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300 mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, upto a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness as per Technical Specification Clause 201. (ii) By Mechanical Means (b) in area of non thorny jungle

Cutting of Trees including Cutting of Trunks, Branches and Removal of Stumps: Cutting of trees, including cutting of trunks, branches and removal of stumps & roots, refilling, compaction of backfilling and stacking of serviceable material by manual means with all lifts as per Technical Specification Clause 201. Lead upto 1000m b) Girth above 600 mm to 900 mm

Gravel/Soil-Aggregate Base (Table 400.2) Grading A Construction of gravel/soil-aggregate 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 three wheel 80- 100 kN static roller to achieve the desired density, complete as per Technical Specifications Clause 402. For Grading II Material.

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 mixer (Pug Mill), carriage of mixed material by tipper to site, laying in uniform layers in sub-base/base course on a well prepared sub-base and compacting with smooth wheel roller of 80 to 100kN weight to achieve the desired density including lighting, barricading and maintenance of diversion, etc as per Tables 400.11 & 400.12 and Technical Specification Clause 406. By Mechanical Means with 1 km lead

Inter locking concrete Block pavement: Providing and laying nterlocking concrete block pavement with M40 grade grade of concrete blocks having thickness 80mm as per technical specification clause 1504 complete including carriage. b) Excluding Edge block/ Edge restraints

Traffic Signs: A) Retro-reflectorised Traffic Signs. II. Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3, fixed over aluminium sheeting, 1.5 mm thick supported on GI pipe 50 mm dia firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 1701. II. 600mm equilateral triangle

Traffic Signs: A) Retro-reflectorised Traffic Signs. II. Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3, fixed over aluminium sheeting, 1.5 mm thick supported on GI pipe 50 mm dia firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 1701. IV. 600mm x 800mm rectangular (Facility Information Signs)

Traffic Signs: A) Retro-reflectorised Traffic Signs. II. Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3, fixed over aluminium sheeting, 1.5 mm thick supported on GI pipe 50 mm dia firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 1701. Chevron Signs 600mm x 500mm - Single Face

Traffic Signs: A) Retro-reflectorised Traffic Signs. II. Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3, fixed over aluminium sheeting, 1.5 mm thick supported on GI pipe 50 mm dia firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 1701. Hazard Marker 300mmX900mm

Traffic Signs: A) Retro-reflectorised Traffic Signs. II. Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3, fixed over aluminium sheeting, 1.5 mm thick supported on GI pipe 50 mm dia firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 1701. III. 600mm circular

Providing and erecting overhead signs of anti-corrosive steel tubular framed structure (all the steel work must be TATA/ SAIL/ any other approved brand) for retro reflective signage boards made of high intensity grade encapsulated lens type retro Reflective sheeting conforming to ASTMD4956 type B III specifications and having approved pattern over its entire surface bonded on to 2.00 mm thick aluminium sheet with back supporting angle iron frame of 35x35x4mm angle iron duly riveted with solid MS & aluminium rivets. The entire face of the sign shall be covered & bounded with yellow/ white/ red/ blue high intensity encapsulated lens reflective sheeting with distinctive hoed pattern on front side (no plain surface) with heat lamp vacuum applicator machine only. The yellow/ white/ red/ blue portion of the board shall be screen printed on the high intensity shed base including fixing the board on portal/ support/ wall/ dowel rod etc., with contractors clamps/ cleats/ bolts/ rivets/ wells including all contractors materials, labour, tools, lead & lifts etc. complete and all other incidental charges necessary for successful completion of work as per specifications and as directed.

Providing retro reflective sign board of high intensity grade reflective sheeting conforming to ASTMD4956 BIII specifications having approved pattern over its entire surface bonded on to 2 mm thick aluminium sheeting, the entire face of the sign shall be covered & bounded with yellow/ white/red/blue high intensity grade with distinctive nod pattern on front site with heat lamp vacuum applicator machine only

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 a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. I. Ordinary soil, 3 m to 6 m depth

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203. B. With natural Gravel, II. P.C.C Grade M15

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203. B. With natural Gravel, IV. R.C.C Grade M20

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (From Primary Producer: TATA/SAIL/Esser Steel/ Jindal steel/Shyam steel/RINL) in foundation complete as per drawings and technical specifications Clauses 1000 and 1202

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 and conforming to the MoSrt&H specifications. Lane / Edge / Transverse Zebra Crossing / Directional Arrows (White / Yellow)

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 and conforming to the MoSrt&H specifications. Transverse Bar Markings (Yellow)

Providing and fixing of road stud 100 x 100 mm die cast in aluminium, resistant to corrosive effect of salt and grit, fitted with lense reflectors, installed in concrete or asphaltic surface by drilling holes 30 mm upto a depth of 600 mm and bedded in a suitable bituminous grout or epoxy mortar, all as per BS:873 (Part 4) 1973.

Reinforced Cement Concrete lane divider/separator at the medians, constructed with M-40 grade concrete with HYSD reinforcement conforming to IRC:21 and dowel bar 25mm dia, 450mm long at expansion joints filled with pre moulded asphalt filler board, keyed to the structure on which it is built and installed as per design given in the enclouser to MOST circular No. RW/NH-33022/1/94-DO III dated June 1994 as per dimension in the approved drawing and at locations directed by the engineer, all as specified.

Protection Work: Supply and installation of polyester needle punched non woven geotextile as filter media below gabion mattress , as per MoRTH 700 Type-I geotextile. The width of geotextile roll shall not be less than 4.5 m, at easily accessible location including top and bottom, with all leads and lifts, manpower and machinery, materials, labour etc. complete and as directed by Engineer - In - Charge.

Supply and installation of Gabion mattresses having thickness of 0.17 m with mechanically woven double twisted Hexagonal shaped with wire mesh conforms to IS 16014:2018, MORTH clause 2500 of required size, mesh type 6x8 (D= 60 mm with tolerance of +/-2%) (Polimac coated) as per IRC SP 116:2018, Ageing of polymer with salt spray should not be more than 5% DBR after 10000 hrs. of exposure as per ISO 9227 and polymer should be resistant to abrasion after 300 cycles and shall not expose metal wire in accordance with the procedure described in ASTM A 975. Mesh wire dia 2.2/3.2 mm (Tensile strength 350-550 N/mm2) mechanically edged/ selvedged with portion at every 1 m interval tying with lacing wire of dia 2.2/3.2 mm (ID/OD), having prefabricated vertical ties with pleated diaphragms, supplied @3% by weight of gabion mattress filled with boulders with least dimension of 90 mm, as per drawing, all complete as per direction of Engineer-in-charge.

Carrying out of Proof Checking of all structural Design and Drawings by IIT Guwahati

M/S. M.P. AGARWALLA (BID ID -239580)