Mitigation of Flash Flood and Landslides by Application of Mechanical and Biological Measures at Bhelamari village under SDMF

A.Thanguri Dong Water Harvesting Project

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, samplings and trees etc.

Construction of unlined surface drains of average cross-sectional area 0.40 sqm in soil to specified lines, grades, levels and dimensions. Excavated material to be used in embankment with a lift upto 3m and lead of 50 m (average lead 25 m) as per Technical Specification Clause 307

Excavation for Structures (Earth work in excavation of foundation of structures (i)Above GBL

Excavation for Structures (Earth work in excavation of foundation of structures (ii)Bellow GBL

Plain cement concrete 1:3:6 normal mix in foundation with crushed stone aggregate 40 mm normal size mechanically mixed, placed in foundation and compacted by vibration

Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork, curing

Supplying, fitting & placing TMT bar reinforcement in substructure

Plastering with cement mortar ( 1 : 3 ) on R.C.C. works

Construction of embankment with approved material obtained fromborrow pits with a lift upto 1.5m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a leadupto 1000 m as per Technical Specification Clause 301.5

Furnishing and laying of the live sods of perennial turf forming grass on embankment slope, including preparation of ground, fetching of sods and watering

Providing and laying boulders apron on river bed for protection against scour with stone boulders weighing not less than 40 kg each

Providing and laying boulders apron on river bed for protection against scour with stone boulders with wire crates weighing not less than 40 kg each

Providing and laying of filter media with granular materials/stone crushed aggregates

Providing and Installation hand tubewell

RCC sign board including painting & writing

B.Khasini Dong Boulder Revetment with Pitching

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, samplings and trees grith upto 300mm, removal of stumps of trees cut earlier and disposal of the unserviceable materials etc.

Earth work in excavation for easing of the river bank as per drawing and technical specification

Earth work in excavation of foundation of structures as per drawing and technical specification

Boulder laid in foundation base without wire crates as specified and directed

Providing & laying of boulder apron laid in wire crates made with 4 mm dia G.I. wire conforming to IS :280 & IS 4826 in 100 mm x 100 mm Mesh (weaved diagonally) including 10% extra for laps and joints laid with stone boulders weighing not less than 25 kg.each

Providing and laying filter material underneath pitching in slopes complete as per drawing and technical specifications Clause 1302

Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications Clause 1302

RCC sign board including painting , writing & fitting fixing at project site

C.Thanguri Dong RCC Check Dam with Foot Bridge

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, samplings and trees grith upto 300mm, removal of stumps of trees cut earlier and disposal of the unserviceable materials etc.

Construction of unlined surface drains of average cross-sectional area 0.40 sqm in soil to specified lines, grades, levels and dimensions. Excavated material to be used in embankment with a lift upto 3m and lead of 50 m (average lead 25 m) as per Technical Specification Clause 307

Earth work in excavation of foundation for structures as per drawing & technicalspecification.(I)Above GBL

Earth work in excavation of foundation for structures as per drawing & technicalspecification.(II)Bellow GBL

Plain cement concrete 1:3:6 normal mix in foundation with crushed stone aggregate 40 mm normal size mechanically mixed, placed in foundation and compacted by vibration

Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork, curing

Supplying, fitting & placing TMT bar reinforcement in substructure

Plastering with cement mortar ( 1 : 3 ) on R.C.C. works

Construction of embankment with approved material obtained fromborrow pits with a lift upto 1.5m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a leadupto 1000 m as per Technical Specification Clause 301.5

Furnishing and laying of the live sods of perennial turf forming grass on embankment slope, including preparation of ground, fetching of sods and watering

Providing and laying boulders apron on river bed for protection against scour with stone boulders weighing not less than 40 kg each

Providing and laying of filter media with granular material/stone crushed aggregates

Providing and laying boulders apron on river bed for protection against scour with stone boulders with wire crates weighing not less than 40 kg each

Providing stone/brick soling in earthen shoulder with stone/ best quality jhamma brick, sand packed and laid to true line and level and in panel after preparing the subgrade including earthwork including all labour and materials and and if necessary dewatering etc.

Plain Cement Concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, place in foundation & compected by vibration including curing etc.

Reinforced cement concrete in sub-structure as per drawing and technical specifications and steel shuttering formwork etc.

Supplying fitting fixing of TMT reinforcement bar in structure as per drawing and specification including cutting, bending, binding etc.

Plastering with cement mortar (1:3 ) on brick work in sub-structure as per Technical specifications. (for drainage channel)

Providing and Installation hand tubewell

RCC sign board including painting & writing

D.Boulder Revetment with Pitching

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, samplings and trees grith upto 300mm, removal of stumps of trees cut earlier and disposal of the unserviceable materials etc.

Earth work in excavation for easing of the river bank as per drawing and technical specification

Earth work in excavation of foundation of structures as per drawing and technical specification

Boulder laid in foundation base without wire crates as specified and directed

Providing & laying of boulder apron laid in wire crates made with 4 mm dia G.I. wire conforming to IS :280 & IS 4826 in 100 mm x 100 mm Mesh (weaved diagonally) including 10% extra for laps and joints laid with stone boulders weighing not less than 25 kg. each.

Providing and laying filter material underneath pitching in slopes complete as per drawing and technical specifications Clause 1302

Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications Clause 1302

RCC sign board including painting , writing & fitting fixing at project site

E.(I) Areca Nut Plantation

Jungle Clearance including removal of all debris from work site upto safe distance as directed

Cost of labour for costruction of drain, approaching road

Cost of labour for costruction of footpath etc. inside and around the plantation area

Lining, stacking, pit digging of size 0.60m x 0.60m x 0.60m and return filling

Providing supply of FYM/well decomposed manure, cow dung etc. to work site including the cost of loading and unloading

Providing supplying of healthy quality sapling (50 cm height) of Arecanut including carrying, loading & unloading. (As per present market rate)

Cost of labour for planting of arecanut sapling

E.(II) Goat Proof Fencing

Clearing and grubbing road land including uprooting rankvegeation, grass, bushes, shrubs, samplings and trees grith upto 300 mm, removal of stumps of trees cut earlier and disposal of the unserviceable materials etc.

Earth work in excavation of foundation of structures as per drawing and 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 incl. curing for 14 days.)

Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork, curing completed as directed

Supplying of Reinforcement (TMT) in position to reinforce cement concrete work with wire as per specification

Providing Goat proof fencing of S.W.G., 1200 mm high with horizontal wire spacing at 100 mm from bottom onwards and vertical wires at 130 mm apart with tighting by G.I. wire etc.

Fitting and fixing Goat proof wire fencing complete including errection of RCC post

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