Dima/AD19-20/06 Improvement of approach road to Harakilo Cave,Dihamlai - religious place of worship of Jeme Nagas under Assam Darshan for the year 2019-20

Amount

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs Saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials And stacking of serviceable materials to be used or auctioned up to lead of 100 metres including removal and Disposal of top organic soil not exceeding 150mm thickness. i. By Manual Means. A. In area of Non Thorny Jungle.

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs Saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials And stacking of serviceable materials to be used or auctioned up to lead of 100 metres including removal and Disposal of top organic soil not exceeding 150mm thickness. i. By Manual Means. (B) In area of thorny Jungle

Earth work in widening (Ch. 0.00 m to 300.00 m) Excavation in ordinary rock by manual means. i. Excavation in ordinary rock using manual means including loading in truck and carrying of excavated material to embankment site with a lift upto 302.3.5 (Manual means should be used where machine cannot be deployed due to site condition).

Earth work in Excavation (Ch. 450.00 m to 1500.00 m) A) Excavation in soil in Hilly Area by manual means including cutting and trimming of side slopes and disposing of excavated earth with a lift upto 1.5 m and a lead upto 20 m as per drawing and Technical Specification Clause 1603.1 (Manual means should be use where machines can not be deployed due to site condition).

(Ch. 1500.00 m to 2000.00 m) A) Excavation in soil in Hilly Area by manual means including cutting and trimming of side slopes and disposing of excavated earth with a lift upto 1.5 m and a lead upto 20 m as per drawing and Technical Specification Clause 1603.1 (Manual means should be use where machines can not be deployed due to site condition).

Construction of sub-grade & earthen shoulder with approved materials obtained from borrow pits with all lead & lifts transporting to site. Spreading grading to required slope & comnpacted to meet requirement etc. ii) Govt. Land.

Gravel/Soil Aggregate base (Table 400.2) Grading –B Construction of Granular Sub-Base by providing well graded Material spreading in uniform layer with motor grader on prepared surface, mixing by mix in place method with rotavaor at OMC and compacting with three wheel 80-100 KN static roller capacity to achieve desired density, complete as per technical specification clause -402.

WBM Grading -3 Using stone screening Type-B 11.2 mm for Gr.-II 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/binding materials to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 2 as per Technical Specification Clause 405. A. By Manual Means.

Inter Locking concrete Block pavement (A) Interlocking pavement block i. Providing and laying interlocking concrete block pavement (M30) having thickness 80mm as per technical specification clause 1504 complete including carriage. (a) including Edge block/edge restraints.

Traffic Signs A. Retro-reflectorised Traffic Signs. I. Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the fround by means of properly designed foundation with M15 grade cement concrete 450mm x 450 mm x 600 mm , 600 mm belwo ground level as per drawings and Technical Specification Clause 801 (vi) 600 mm x 600 mm Square

Direction and Place Identification signs upto 0.9 sqm size board. A. Retro-reflectorised Traffic Siigns. i. Providing and erecting direction and place identification retro-reflectorised sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3, fixed over aluminium sheeting, 2 mm thick with area not exceeding 0.9 sqm supported on a mild steel single angle iron post 75 x 75 x 6 mm firmly fixed to the ground by means of prperly designed foundation with M-15 grade cement concrete 450 x450x600 mm, 600 mm below ground level as per approved drawing and Technical Specification clause 1701.

Painting Two Coats on New Concrete Surface :- Painting two coats including primer coat after filling the surface with synthetic enamel paint in all shades on new, plastered/ concrete surface as per drawing and technical specification clause 1701.

Painting lines, Dashes, Arrows, etc. On Road in Two Coats on New Work. Painting lines, Dashes, arrows etc. On roads in two coats on new work with ready mixed road marking paint conforming to IS: 164 on bituminors/concrete surface, including clearing the surface of all dirt, dust and other foreign matter, demarcation at site aand traffic contral as per drawing and Technical Specification Clause 1702.

Road Markers/Road Stud with lens Reflector. Providing and fixing of road stud 100 x 100 mm dia cast in aluminium, resistant to corrosive effect of salt and grit, fitted with lense reflectors, installed in concrete or asphaltic surface by drilling holes 30 mm upto a depth of 600mm and bedded in a suitable bituminous grout or epoxy mortar, all as per BS:873 (Part 4) 1973.

Planting of Tree and their Maintenance for three year (Planting of Trees by the road side (Avenue trees) in 0.60 m dia holes, 1 m deep dug in the ground, mixing the soil with decayed farm yard/sludge mannure, planting the saplings, backfilling the trenches, watering, fixing the tree guatrd and maintaining the plants for three year.

Surface Drains in Soil (Construction of unlined surface drain of average cross sectional area 0.40 sqm in soil to specified lines, grades, levels and dimensions. excavated material to be Used in embankment within a lift 3 m and lead of 50 m (average lead of 25) as per Technical Specification Clause 307. A. Manual Means:

Construction of Brick Masonry Slab Culvert :- Earthwork in excavation for foundation of structures upto 3 m depth as per drawing and technical specification Clause 1104 includding setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material.

Brick Soling Laying brick soling layer on prepared sub-grade with brick on end edging according to lines, graded and cross-section shown on the drawing filling joints with sand and earth, spreading 25 mm thick layer of earth over brick soling, watering and rolliing the same with three wheel road roller 80-100 kN as per Technical Specification Clause 412.

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 I. P.C.C. Grade M10 Nominal mix 1:3:6

Brick masonry work in cement mortar in foundation complete excluding pointing and plastering as per drawing and technical specifications Clauses 600, 1202 & 1203.

Plastering with cement mortar (1:4), 15 mm thick on brickwork in substructure as per technical specification Clauses 613.4 & 1204.

Reinforcement in foundation: Supplying, fitting and placing confirming to IS:1786 TMT reinforcement bar Fe500 in foundation complete as per drawing and technical specifications. (a) TMT – 15 1786 (Fe 500 D) from primary producer like TATA / SAIL /SHYAM STEEL/RINL etc.

Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork. (N) Without plasticiser a Height upto 5m Case I Using concrete Mixer

Brick Masonry 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 (I) Without dewatering (i) Upto 3 m depth

Loading and Unloading of Lime, Aggregate, Stone Boulder, Brick Aggregate, Kankar, Building Rubbish, Crushed Slag, Stone for Masonry Work by Manual Means. (ii) Loading of Earth, Sand, Moorum, Manure, Flyash by manual means including a lead upto 30 m

Loading and Unloading of Lime, Aggregate, Stone Boulder, Brick Aggregate, Kankar, Building Rubbish, Crushed Slag, Stone for Masonry Work by Manual Means. (iv) Unloading of Earth,Sand, Moorum,Manure,Fly ash, by manual means including lead upto 30M.

Haulage excluding Loading & Unloading Haulage of materials by tipper excluding cost of loading, unloading and stacking. Case-I : Surfaced Road

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.)

Plain/Reinforced cement concrete, in open foundation complete as per drawing and technical specification including steel shuttering formwork. (N) Without plasteriser (B) P.C.C. Gr-M20

Brick masonry work in 1:3 in sub-structure complete excluding pointing and plastering, as per drawing and technical specifications.

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

Routine Maintenance for the 1st year

Routine Maintenance for the 2nd year

Routine Maintenance for the 3rd year

Sri David Phonglo