Construction i/c MBT of a road from T03 to Dipogre (3.792 Km) i/c Bridge 24.23 M span Balance Work

Amount

Sub-Head 1.2 Earth Work

Excavation for roadway in soil using manual means for carrying of cut earth to embankment site with a lift upto 1.5 m and lead upto 50 m as per Technical Specification Clause 302.3

Construction of embankment with approved materials deposited at site from roadway cutting and excavation from drain and foundation of other structures graded and compacted to meet requirement of Tables 300.1 and 300.2 as per Technical Specification Clause 301.5

Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of Table 300.2 with lead upto 1000 m as per Technical Specification Clause 303.1.

Sub-Head 1.3 Sub-Base and Base Courses (Non-Bitiminous)

Construction of granular sub-base with locally available graded material, spreading in uniform layers with motor grader on prepared surface, watering to OMC and compacting with smooth wheel roller to achieve the desired density, complete as per Technical Specification/ direction of EE.embankment with a lift upto 3m and lead of 50 m (average lead 25 m) as per Technic sp cl 307

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening/binding materials to fill-up the interstices of coarse aggregate, watering and compacting to the required density grading 2 as per Technical Specification Clause 405

WBM Grading 2

WBM Grading 3

Providing and applying primer coat with bitumen emulsion on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.6-0.9 kg/sqm using mechanical means as per Technical Specification

Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg per sqm on the prepared dry and hungry bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503.

20 mm thick Open Graded Premix Carpet using Bitumen Emulsionas per Technical Specification Clause 508.2

Seal Coat (Type C)

Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications Clause 1302 (I) Stone/Boulder

Bridge 24.23 m Span

Sub-Head 2.0 Structure

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204 (IV) R.C.C. grade M 25

Plain/reinforced cement concrete in substructure for Abutment/Pier Cap & Dirtwall complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204 (IV) R.C.C. grade M 25

Supplying, fitting and placing HYSD bar reinforcement in foundation complete as per drawings and technical specifications Clauses 1002, 1010 and 1202

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 specifications Clause 614,709,1204.3.7 of Specification of Rural Roads including curing complete

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8 (i) Granular Material

(ii) Sandy Material

Providing and laying filter media with granular crushed aggregates as per specification to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and providing over the entire surface behind abutment, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and technical specification

Supplying, fitting and fixing in position true to line and level elastomeric bearing conforming to IRC:83 (Part-II) Section IX complete, including all accessories as per drawings and technical specification Clause 1207.1

Sub-Head 3.0 Super-Structure

Providing and laying reinforced cement concrete in superstructure as per drawing and technical specifications Clauses 800, 1205.4 and 1205.5 RCC Grade M 25

Supplying, fitting and placing HYSD bar reinforcement in superstructure complete as per drawings and technical specifications Clauses 1002, 1010 and 1202

Providing and laying cement concrete wearing course M 30 grade including reinforcement complete as per drawing and technical specifications Clauses 800 and 1206.3

Construction of R.C.C. railing of M 25 grade in cast-in-situ with 20 mm 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 1208.3

Drainage spouts complete as per drawing and technical specifications Clause 1209

P.C.C. M 15 ordinary grade (1:2.5:5) levelling course below approach slab complete as per drawing and technical specifications Clauses 800 and 1211

Reinforced Cement Concrete M 25 grade approach slab including reinforcement and formwork complete as per drawing and technical specifications Clauses 800 and 1211

Providing and laying of compression seal joint consisting of steel armoured nosing at two edges of the joint gap suitably anchored to the deck concrete and a preformed chloroprene elastomer or closed cell foam joint sealer compressed and formed into the joint gap with special adhesive binder as per drawing and technical specifications Clause 1207.2.4

Filler Joint I) Providing and fixing 2 mm thick corrugated copper plate in expansion joint as per drawing and technical specifications Clause 1207.2.2

II) Providing and fixing 20 mm thick compressible fibre board in expansion joint complete as per drawing and technical specifications

III) Providing and fixing in position 20 mm thick premoulded joint filler in expansion joint for fixed ends of simply supported spans, covered with sealant complete as per drawing and technical specifications

IV) Providing and fillling joint sealing compound as per drawings and technical specifications with coarse sand and 6 per cent bitumen by weight.

Sub-Head 4.0 Protection Works

Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications Clause 1302 I. Stone/Boulder

Providing and laying filter material underneath pitching in slopes complete as per drawing and technical specifications Clause 1302

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 &1203 (i) Random rubble masonry in case of stone pitching laid with cement mortar (1:5)

Toe Wall

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 side

Sub-Head 5.0 Miscellaneous Works

Confirmatory Boring in Soil

Trffic Signs

Providing and fixing of semi reflective cautionary, mandatory and informatory sign board as per IRC:67 made of 1.5 mm thick MS Sheet duly stove white colour in front and gray colour on back with red reflective border of 65 mm width and required letters an ii) 600 mm Equilateral Triangle

ii) 600 mm Circle

Construction of Ordinary Kilometre Stone (Precast) : Reinforced cement concrete M 15 grade ordinary Kilometre stone with local stone of standard design as per IRC : 8 fixingin in position including painting and printing etc. as per drawing and Technical Specification Clause 1703

Construction of 200 Metre Stone (Precast) : Reinforced cement concrete M 15 grade 200 metre stone with local stone of standard design as per IRC : 8 fixingin in position including painting and printing etc. as per drawing and technical specification Clause 1703

Logo of PMGSY Project: Providing and fixing of typical PMGSY Informatory Sign Board with Logo as per MORD Specifications and Drawing. Three MS Plates of 1.6mm thick, top and middle plate duly welded with MS flat iron 25mm x 5mm size on back on edges.

Erosion Control

Furnishing and laying of the live sods of perennial turf forming grass on embankment slope, verges or other locations shown on the drawing or as directed by the Engineer including preparation of ground, fetching of sods and watering as per Technical Spec

Guide Post

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 side

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203

II P.C.C grade M 15

I P.C.C grade M 10

Stone masonry work in cement mortar in foundation complete as per drawing and technical specifications Clauses 702, 704, 1202 & 1203.IIIRandom Rubble MasonryIn II cement mortar 1:4

Construction of RCC guide posts of 250 mm dia M15 grade cast-in-situ with 20 mm nominal size aggregate, true to line and grade, tolerance of vertical RCC posts not to exceed 1 in 500 as per drawing and Technical Specification Clause 1608.2 (ii) RCC M15 grade

Retaining Wall

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 side

Stone masonry work in cement mortar in foundation complete as per drawing and technical specifications Clauses 702, 704, 1202 & 1203.IIIRandom Rubble MasonryIn II cement mortar 1:3

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204 P.C.C grade M 15

Stone masonry in cement mortar 1:3 for parapet complete as per drawing and technical specifications Clauses 700 and 1208.4 II. Coursed rubble masonry (1st sort)

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

Providing and laying filter media with granular crushed aggregates as per specification to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and providing over the entire surface behind abutment, wing

Pointing with cement mortar (1:3) on brickwork as per drawing and technical specification Clauses 613.3 and 1204

Stone masonry in cement mortar for substructure complete as per drawing & technical specification Clauses 702, 704, 1202 and 1204 II. In 1:4 cement mortar

Providing PCC M-20 architectural coping on the top of wing wall, return wall etc. complete as per drawing and technical specification Clauses 615, 710 and 1204.3.11

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8 II) Sandy material

Bedding for Pipe I) Type A (Concrete Cradle) Bedding:-Laying concrete cradle bedding with M15 Grade Cement Concrete as per Clause 1105 (i)

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 edding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry (A) 1200 mm dia

B) 1000 mm dia

Providing and laying reinforced cement concrete in superstructure as per drawing and technical specifications Clauses 800, 1205.4 and 1205.5 II) R.C.C M 25

Supplying, fitting, and placing HYSD bar reinforcement in superstructure complete as per drawing and technical specifications Clauses 1002, 1010 and 1202

Drainage spouts complete as per drawing and technical specifications Clause 1209

Maintenance

Maintenance for 1st year

Maintenance for 2nd year

Maintenance for 3rd year

Maintenance for 4th year

Maintenance for 5th year

SAHIDUR RAHMAN

Edmund S Sangma