Khanajan and masonary wall for the year 2019-20

Amount

Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of stone masonry, including disposal of unserviceable material and stacking the serviceable material with all lift and lead of 1000 m as per Technical Specification Clause 202. Rubble Stone Masonry in Cement Mortar

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,backfilling the excavated earth to the extent required and utilising theremaining earth locally for road work.) v) Marshy soil Manual means ( upto 3 m depth)(with dewatering)

Removal of Unserviceable Soil with Disposal upto 1000 metres (Removal of unserviceable soil including excavation, loading and disposal upto 1000 metres lead but excluding replacement by suitable soil which shall be paid separately as per clause 305.)

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

Stone masonry work in cement mortar 1:3 for substructure complete as per drawing and Technical Specifications Random Rubble Masonry

Sand Filling in Foundation Trenches as per Drawing & Technical Specification

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

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification A) Granular material

Earthwork in de-siltation of drainage channel to proper grade and slope up to required section including excavation of side slopes and bed of the channel in marshy /muddy soil, removal of all derbies like decomposed organic matters, plastic garbage, aquatic plants, water hyacinth etc, dewatering by manual means if necessary etc. and removing of the excavated soil and garbage /spoils up to a distance of 100m etc. including all lead and lift complete as directed

Construction of temporary blockade of size 0.75m X 0.40m by earth filled cement bags supported with Bholuka bamboo pallasiding at both sides in the bed of channel for draining water through a restricted path at the time of re-sectioning/construction of foundations of flood walls etc. including driving of bamboo posts 0.80m above ground and 1.00m below ground at 0.30m clear apart, tying with one row half Jati bamboo kamies and removing of the blockade after completion of the work complete as directed.

Carriage of excavated muddy/slushy soil/garbage by truck of 10 MT capacity and depositing the same in suitable dumping ground within an average lead of 5.00 Km including cost of P.O.L. and loading/unloading charges etc. complete as directed.

Ashok Kumar Agarwalla