Construction of RCC Box Cell Culvert including approach road at Kalamati near Rangijhora Village in ChirangDistrict under BADP for the year 2021-22. 366_ 2

Amount

(A) Road Work: Clearing and grubbing of road land including up rooting wild vegetation, grass, bush, shrubs, saplings and trees of girth upto 300 mm, removal of stumps of cut earlier and disposal of unserviceable materials and stacking of serviceable materials to be used or auctioned, up to 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. i) By Manual Means. A) In area of non thorny jungle.

Construction of embankment with approved materials obtained from borrow pits with a lift upto 1.5 m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000 m as per Technical Specification Clause 301.5 (i) Private Land

Construction of sub-grade and earthen shoulders with approved materials obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement Table 300.2 with a lead up to 1000 m as per Technical Specification Clause 303.1. (i) Private Land

Construction of granular sub-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 smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause 401. A) By Mix in Place Method (ii) For Grading-II Material

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 to fill-up the interstices of coarse aggregate, watering and compacting to the required density grading 3 as per Technical Specification Clause 405. A) By Mamual Means WBM-III

Interlocking Concrete Block Pavement Providing and laying interlocking concrete block pavement (M-40) having thickness 80mm as per technical specification clause 1504 including carriage. (Including Edge restraint & carriage) a) Including Edge Block/Edge restraints

Providing and erecting direction and place identification retro-reflective signs as per IRC:67 made of encapsulated lens type reflected sheeting vide clause 1701.2.3 fixed over aluminium sheeting 2mm thick with area not exceeding 0.9 sqm suported on a mild steel single angle iron post 75 x 75 x 6 mm firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 x 450 x 600 mm, 600 mm below ground level as per approved drawing and Technical Specification Clause 1701.

(B) RCC Box Cell Culvert, Size=2.00m x 2.00m, 1 Cell, 1 No.: Earthwork in excavation of foundation 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 up to a lead of 50m, dressing of sides and bottom and back filling in trenches with excavated suitable material. i. Ordinary soil

Sand Fillling in foundation trenches as per drawing and technical specification Clauses 305.3.9

PCC 1:3:6 in Foundation: Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 A. With Crushed Stone (i) PCC Grade M-10 (i) Nominal Mix 1:3:6

PCC 1:2:4 in Foundation: Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 A. With Crushed Stone (iii) PCC Grade M-20 (i) Nominal Mix 1:2:4

Plain/reinforced cement concrete in sub-structure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204 B. With Natural Gravel iv) R.C.C.Grade M 25 (i) Height up to 5m

Providing and laying reinforced cement concrete in superstructure complete as per drawing and technical specifications Clauses 800, 1205.4 and 1205.5 B. With Natural Gravel iv) R.C.C.Grade M 25 (i) Height up to 5m

Supplying, fitting and placing TMT reinforcement in substructrue complete as per drawings and technical specification clause 1002, 1005, 1010 & 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 A With Natural Gravel

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 Clause 614, 709, 1204.3.7.

Back filling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8 A. Granular Materials

Providing and laying curtain walls complete as per drawing and technical specification Clause 1304 III.Cement concrete grade M 10

DILIP KUMAR BASUMATARY

THUNGRI KHAKLARY