MAINT/SOPD-G/2025-26/93

1) (a) Amingaon LPGNB Road to Bipin Jaan via Madhyam Basti Water Supply Scheme: 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. 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. By Manual Means

Providing and laying interlocking concrete block pavement with M40 grade of concrete blocks having thickness 80mm as per technical specification clause 1504 complete including carriage. Excluding Edge block/ Edge restraints

1) (b) Construction of RCC Load Bearing Drain: 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 and backfilling with approved material. I) Ordinary soil A) Manual Means (II) With dewatering ii) 3 m to 6 m depth

Removal of unsuitable soil including excavation, loading and disposal upto 1000 m lead but excluding compaction ground supporting embankment subgrade replacement by suitable soil, which shall be paid separately as per Clause 303.5.2 as per Technical Specification Clause 302.3.11

Providing and laying of dry rubble flooring complete as per drawings and technical specifications Clause 1303.3

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.)

Supplying, fitting and placing TMT IS:1786 (Fe 500) bar reinforcement in sub-structure complete as per drawing and technical specifications. (a) TMT-IS 1786 (Fe-500 D) Primary Producer (TATA/ SAIL/ Esser Steel/Jindal panther steel/ Shyam steel or equivalent)

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 case ii) Batching plant Transit mixer and Concrete pump

Providing MS Frame Grating Providing steel R.S.Jst/ built-up steel sections including cutting, welding/ rivetting, hoisting, fixing in position for composite girders with shear connectors complete with painting as per drawing and technical specifications Clause 1205.6