Conservation, Restoration and Rejuvenation works of the Mugdi Beel under Nalbari District under Assam SWIFT Project

DE-SILTING & EXCAVATION: Removal of unsuitable soil including excavation, loading and disposal upto 1000 m lead from the beds of Beels/Tanks/ Ponds/ Swampy lands to the proper grade and slopes as required and utilizing the soil in construction of embankment or repairing of existing embankment on all sides, lifting in uniform layers not exceeding 20 cm thick (excluding compaction), clearing light jungles and trees up to 50 cm girth from the site of work, dug belling, profiling, ploughing or roughening or benching the seat, breaking clods up to 25 mm cube ramming, removing roots and vegetation, dressing to the designed section complete as directed. All kind of soil. The de-silted soil is utilised for construction peripheral bund, rearing tank bund and Approach Road

TURFING: Furnishing and laying of the live sods of perennial turf forming grass on embankment slope, verges or other locations shownon the drawingor as directed by the Engineer including preparation of ground, fetching of sods and watering as per Technical Specification Clause 309.

EARTHWORK IN EXCAVATION: Earthwork in excavation for structures as per drawing and technical specifications Clause305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. Ordinary soil Upto 3 m depth For HP Culvert

PLAIN/ REINFORCEMENT CONCRETE: Providing concrete for plain/ reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 I. With crushed Stone A.P.C.C grade M 10 i.Nominal mix 1:3:6 For HP Culvert

BEDDING FOR PIPE: Bedding of pipe (ii) Type B(First Class) Bedding Laying (FirstClass)bedding on well compacted approved granular material as per Clause 1105 (ii) (i) Sand Filling For HP Culvert

BRICK MASONRY WORK: Brick masonry work in cement mortar in foundation complete excluding pointing and plastering as per drawing and technical specifications Clauses 600, 1202 & 1203 i) Brick masonry in 1:3 cement mortar For HPC Head wall

CEMENT MORTAR: Plastering with cement mortar (1:4), 15 mm thick on brickwork in substructure as per technical specification Clauses 613.4 & 1204 For HPC Head wall

NP3 PIPE: Providing and laying reinforced cement concrete pipe NP3 for culverts on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets Clause 1106. (i) 1200 mm dia For HP Culvert

NP3 PIPE: Pipe Laying Providing and laying reinforced cement concrete pipe NP3 for culverts on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets Clause 1106. (B) 1000 mm dia

NP3 PIPE: Pipe Laying Providing and laying reinforced cement concrete pipe NP3 for culverts design on first-class bedding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets Clause 1106. iii) 600 mm dia