Construction of approach road to the office of the SDO (Civil) including approach road to the Sub-Divisional Judicial Magistrate of Margherita LAC for implementation of PMKKKY under District Mineral Foundation Trust for the year 2020-21 under PWD, D

Amount

A. Pavement Works: Scarifying the existing bituminous road surface to a depth of 150 mm and disposal of scarified material with a lift upto 3.0 m and lead upto 1000 m as per Technical Specification Clause 301.4.

Granular Sub-base with well Graded Material, by Mix in Place Method: 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 compacted with smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause 401. (ii) For Grading II Material

WBM Grading 3 : - Using stone screening Type-B 11.2 mm for Grading- III) - 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 fillup the interstices of coarse aggregate,watering and compacting to the required density Grading 3 as per technical specification clause 405. A. By Manual Means

Providing and layng Interlocking Concrete Block Pavement (M40) having thickness 80 mm as per technical specification clause 1504 (Excluding Edge block/Edge restraint).

Providing and laying concrete Edge block/ Edge restraints (M-40 grade) of size 300 mm X 300 mm X 150 mm including carriage complete as per Technical specification clause 1504.

Plain Cement Concrete floor base in prop 1:3:6 laid in alternate bays as specified with coarse agg. Of size 13 mm to 32 mm including dewatering if necessary and curing etc. Complete. (c) 100 mm thick.

Cement Concrete Tile Flooring: Pre cast cement concrete tiles 20 mm thick with aggregate of sizes upto 6 mm laid in floors, treads of steps and landing with 20 mm thick bed of cement mortar in prop. 1:6 ( 1 cement : 6 core sand)joined with neat cement slury with pigment to match. (c) Any shade or combination of shades using grey cement.

B. Drainage Work: Earth work in Excavation for Structures as per drawing and technical specification Clause 305.1 including setting out, constructionof shoring and bracing, removalof stumps and other deleterious material and disposal upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with exavated suitable material. (i) Ordinary soil (upto 3 m depth).

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 10, Nominal mix 1:3:6 (Hand Mixing)

Brick Masonry work in cement mortar in substructure complete excepting pointing and plastering as per drawings and technical specifications Clause 602, 603, 604, 1202 & 1204 I) Brick Masonry in 1:3 Cement mortar.

Plastering with cement mortar (1:4), 15 mm thick on brick work in sub-structure as per Technical specification Clauses 613.4 & 1204

C. Construction of R. C. C. Column. Excavation for Structures (Earth work in excavationof foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removalof stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material. (i) Ordinary soil, A. Manual Means (Depth upto 3.00 m) (With dewatering).

PCC 1:3:6 in Foundation (Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days. A. With crushed stone. PCC grade M10.

Plain/Reinforced cement concrete, in open foundation complete as per drawing and technical specification including steel shuttering formwork. (c) RCC Grade M20. Case-I, using concrete mixture. (c) RCC Grade M20, using concrete mixer

Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork (F) RCC Grade M25, (a) Height upto 5m using concrete mixer.

Supplying, fitting and placing TMT IS:1786 Fe500 D bar reinforcement in sub- structure complete as per drawing and technical specifications (b) TMT-IS 1786 (Fe-500 D) Secondary Producer (ISI approved).

Box culverts: Excavation for Structures (Earth work in excavationof foundation of structures as per drawing and technical specification, including setting out, constructionof shoringand bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material (i) Ordinary soil, A. Manual Means (Depth upto 3.00 m) (With dewatering).

Sand Filling in Foundation Trenches as per Drawing & Technical Specification

PCC 1:3:6 in Foundation (Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days. A. With crushed stone, PCC grade M10.

Plain/Reinforced cement concrete, in open foundation complete as per drawing and technical specification including steel shuttering formwork (N) Without plasticiser , ( c ) RCC Grade M 20 , Case -1 Using concrete mixer

Supplying, fitting and placing TMT IS:1786 Fe500 D bar reinforcement in sub- structure complete as per drawing and technical specifications (b) TMT-IS 1786 (Fe-500 D) Secondary Producer (ISI approved).

Providing and laying Cement concrete wearing coat M-30 grade including reinforcement complete as per drawing and Technical Specifications. A. With crushed stone.

Providing weep holes in Brick masonry/ Plain/ Reinforced concrete abutment, wing 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.

Approach Road to Judicial Magistrate Residence: Scarifying the existing bituminous road surface to a depth of 150 mm and disposal of scarified material with a lift upto 3.0 m and lead upto 1000 m as per Technical Specification Clause 301.4.

Granular Sub-base with well Graded Material, by Mix in Place Method: 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 compacted with smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause 401. (ii) For Grading II Material

WBM Grading 3 : - Using stone screening Type-B 11.2 mm for Grading- III) - 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 fillup the interstices of coarse aggregate,watering and compacting to the required density Grading 3 as per technical specification clause 405. A. By Manual Means

Providing and layng Interlocking Concrete Block Pavement (M40) having thickness 80 mm as per technical specification clause 1504 complete including carriage. A) Including Edge block/Edge restraint).

Road leading to the EVM Centre: Granular Sub-base with well Graded Material, by Mix in Place Method: 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 compacted with smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause 401. (ii) For Grading II Material

WBM Grading 3 : - Using stone screening Type-B 11.2 mm for Grading- III) - 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 fillup the interstices of coarse aggregate,watering and compacting to the required density Grading 3 as per technical specification clause 405. A. By Manual Means

Providing and layng Interlocking Concrete Block Pavement (M40) having thickness 80 mm as per technical specification clause 1504 complete including carriage. A) Including Edge block/Edge restraint).

BINOYA SINGPHO

MS SB ENTERPRISES

AJIT GOGOI