Renewal of Kimtoli Pulla Chamdewal Jakh Niddle M/R by 20 mm PC under Annual Maintainance 2024-25 Length 3.150 Km Distt Chamampawat Uttarakhand

Amount

Civil work

WBM Grading 3 Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel 80-100 kN static roller in stagesto proper grade and camber, applying and rooming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405.By Mechanical Means

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 granular surfaces treated with primer & cleaned with Hydraulic broom as per echnical Specification Clause 503.

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

Seal Coat with EmulsionProviding and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type A, Type B and Type C as perTechnical Specification Clause 510.Type B

The maintenance of drains include erosion, repair, clearing, cleaning, reshaping, regrading, deepening of side drains as well as catch water drains as per technical specification Clause 1907.

Maintenance of Earthen shoulder (stripping of excess soil) Stripping excess soil from the shoulder surface to achieve the approved level and compacting with plate compactor at OMC as per drawings and Technical Specification Clause 1903

Excavation in foundation for retaining,breast wallsetc, inall types of soils and rocks including all lead, lift and disposal of surplusmaterial asper direction of engineer- in- charge, as per drawing and technical specifications Clause 305.1 of MORD Specifiction

Providing concrete for plain/ reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203.Nominal mix (1:3:6)

Providing concrete for plain/ reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 P.C.C. grade M 15 Nominal mix (1:2.5:5)

Clearance of land slides in soil and ordinary rock by a bull-dozer D 80 A-12, 180 HP and disposal of the same on the valley side complete as directed by the Engineer-in-charge.

Mohan singh (BID ID -356483)