Improvement of Sri Sri Basundhari Than approach Road under Asom Darshan for the year 2019-20

Amount

Road Works Heading

Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300 mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, upto a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness as per Technical Specification Clause 201. (I) By Mannual Means A. In area of non-thorny Jungle.

Construction of embankment with approved material obtained from borrow pits with a lift upto 1.5 m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000 m as per Technical Specification Clause 301.5 (i) Private land. Feeder Road

Construction of sub-grade and earthen shoulders with approved materials obtained from borrow pits with all lifts and leads, transporating to site, spreading, grading to required slope and compacting to meet required of table 300.2 (including compansation of earth) (i) Private land. Feeder Road

Scarifying the Existing Bituminous road Surface to a depth of 150 mm and disposal of scarified material with a lift upto 3 m and lead upto 1000 m as per technical specification clause 301.4.

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.. Feeder Road

WBM Grading -2 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. Feeder Road

Dressing & profiling the existing WBM/Granular/Earthen surface layer of the road from edge to edge of the existing carriage way and both the shoulders, filling low spots and ravelled stretches by providing additional materials of same type as that of the existing top surface layer, cambering, watering, rolling with 8-10 tonne roller to obtain specified compaction, etc to obtain a uniform formation surface with cross fall from the road centre line to the outer edges of the existing embankment. Works to be carried out in accordance with MORT&H specifivation section 300 and as directed by the deptt. (rate considered as per SOR for road bridge and culvert works for all divisions inder PWD Assam 2016-17, at sections where the top level of the subgrade of the existing road surface is not proposed to be raised by more than 100mm.

Water Bound Macadam-3 :- Providing, laying, spreading and compacting stone agreegates of specific size to WBM specification including spreading in uniform thickness, hand packing rolling with vibrator 80-100KN static roller in stages to proper grade and camber applying and brooming, requisite type of screening /binding materials to fill up the inter slices of coarse aggregate, watering and compacting to the required density Grading-III (A) By manual Means (c. using screening type-B) 11.2mm aggregate. Feeder Road

Wet Mix Macadam (Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with paver in sub-base/base course on well prepared sub-base and compacting with smooth wheel roller of 80 to 100 kN to achieve the desired density including lighting ,barricading and Technical Specification Clause 406. By mechanical means with 1 km lead.

Prime coat Low porosity Providing and applying primer coat with bitumen emulsion (SS-1h) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.70-1.0 kg/sqm using mechanical means as per Technical Specification Clause 502

Tack Coat Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion pressure distributor at the rate of 0.30 to 0.35 kg per sqm on the prepared non-bituminous surfaces (cement concrete pavement) cleaned with Hydraulic broom as per Technical Specification Clause 503.

Semi - Dense Bituminous Concrete (Providing and laying semi dense bituminous concrete with 100-120 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 4.5 to 5% of mix and filler transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H cl. no.508. complete in all respect.

20mm thick Open-Graded Premix Carpet using Bituminous (penetration grade/modified bitumen) Binder Providing, laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration grade bitumen or emulsion to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable plant, laying and rolling with a three wheel 80-100 kN static roller capacity, finished to required level and grades to be followed by seal coat of either Type A or Type B or Type C as per Technical Specification Clause 508. Case - I By Manual Means (I) Bitumen (S-90)

Seal Coat : Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type A, Type B and Type C as per Technical Specification Clause 510 (A) By Manual Means : Case -III : Type C (I) Bitumen (S-90)

Providing and fixing of typical informatory sign board with Logo as per MORD specifications and drawing. Three MS Plates of 1.6 mm thick, top and middle plate duly welded with MS flat iron 25mm x 5m size on back on edges. The lower plate will be welded with MS angle iron frame of 25mm x 25mm x 5mm. The angle iron frame of the lower most plate and flat iron frame of middle plate will be welded to 2 nos. 75mm x 75 mm of 12 SWG sheet tubes posts duly embedded in cement concrete M-15 grade blocks of 450mm x 450mm x 600mm, 600mm below ground level. The top most diamond plate will be welded to middle plate by 47mm x 47mm of 12 SWG steel plate tube. All M.S. will be stove enameled on both sides. Lettering and printing arrows, border etc. will be painted with ready mixed synthetic enamel paint of superior quality in required shade and colour. All sections of framed posts and steel tube will be painted with primer and two coats of epoxy paint as per drawing Clause 1701 and Annexure 1700.1

(A) Retro-reflectorised Traffic Signs :- 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 ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801. (i) 900mm equilateral triangle

(iii) 600mm circular

(iv) 800mm x 600mm rectangular

Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35 .The finished surface to be level, uniform and free from streaks and holes and conforming to the MoSrt&H specifications

Planting of Trees 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.

Construction of waiting shed

Earth work in excavation for foundation trenches of walls, retaining walls, footings of column, steps, septic tank etc. including refilling (return filling) the quntity as necessary after completion of work, breaking clods in return filling, dressing, watering and ramming etc. and removal of surplus earth with all lead and lifts as directed and specified in the following classification of soils including bailing out water where necessary as directed and specified. (A) Upto adepth of 2.00m below the existing G.L (a) In ordinary soil

EARTH AND SAND FILLING Earth/sand filling in plinth in layers not more than 150 mm thick including necessary carriage, watering,ramming etc. complete as directed and specified including payment of land copensation, forest royalty, sales tax and other duties and taxes as may be necessary. (C ) With silt (predominantly non plastic) by truck carriage including loading and unloading. In Plinth

Providing brick soling in foundation and under floor with stone/best quality picked jhama brick, sand packed and laid to level and in panel after preparing the subgrade as dsirected including all labour and materials and if necessary dewatering, complete. (a) Brick on flat soling. Column- A type Tie beam Floor

CEMENT CONCRETE WORKS Plain cement concrete works with coarse aggregate of sizes 13mm to 32mm in foundation bed for footing steps, walls, brick works etc. as directed and specified including dewatering if necessary, and curing complete(shutering where necessary shall be measured and paid separately) (a) In prop. 1:3:6 by volume Column- A type Tie beam

Providing and laying plain/reinforced cement concrete works cement with coarse sand 20mm dowan graded stone aggregate including dewatering if necessary, and curing complete but excluding cost of form work and reinforcement for reinforced cement concrete work (form work and reinforcement will be measured and paid separately) (A) In sub-structure up to plinth level Foundation, footing, columns with base tie and plinth beam, pile cap, base slab, retaining walls, walls of septic tank, inspection pit and the like and other works not less than 100mm thick up to plinth level. (b) M20 or Prop 1:1.5:3 Column- A type Footings Tie beam

Providing and laying plain/reinforced cement concrete works cement with coarse sand 20mm dowan graded stone aggregate including dewatering if necessary, and curing complete but excluding cost of form work and reinforcement for reinforced cement concrete work (form work and reinforcement will be measured and paid separately) (B) Super-structure from plinth level upto 1st floor level (ii) Columns,piller,post,struts,suspended floor,roof,landing,shelf and support,balcony,lintel,still band ,beam,girder,bressumer,cantilever,staircase (except spiral staircase and landing) including preparing the top surface and finishing of nosing. (b) M20 or Prop 1:1.5:3 Column-A type Roof Slab Lintel

SHUTTERING/STAGGING Columns,Pillars,Posts &Strut Providing form work of ordinary timber planking so as to give a rough finish including centering,shuttering, strutting and propping etc.,height of propping and centering below supporting floor to ceiling not exceeding 4.0M and removal of the same for in -situ reinforced concrete and plain. (ii) Using 25mm thick plank. Column- A type Tie beam Roof Beam Roof Beam (Length) Lintel

Flate Surface such as soffits of suspended floor, roofs,landings, cantilever slabs,chajjas,balconies and this like. (ii) Using 25mm thick plank. Roof Slab

REINFORCEMENT Supplying, fitting and fixing in position reinforcement bars conforming to relevant I.S.Code for R.C.C. work/R.B.walling including straightening, cleaning,cutting and bending to proper shapes and length as per details,supplying and binding with 20G annealed black,supports,chairs, spacers etc. complete. (up to 1st floor level) (a) TMT-Corrosion Resistant Steel(fe-500)reinforcement bar (i) TATA/SAIL Column- A type 16 mm dia Column Footings 12 mm dia @ 125 C/C Tie beam 16 mm dia Roof beam 16 mm dia For Slab 10 mm dia 8 mm dia Lintel 10 mm dia

c) ISI approved--M.S. Rod ( 6 mm dia coil) Column- A type Tie beam Roof Beam (at Breath) Roof Beam (Length) Lintel

MASONRY WORKS Brick work in cement morter with 1st class brick including racking out joints and dewatering if necessary, and curing complete as directed and in sub-structure up to plinth level. (b) In prop. 1:4 Wall

112mm thick 1st class brick nogged wall in cement mortar including racking out joints and curing complete as directed in super structure above plinth up to 1st floor level (protruding M.S.rod/Tor steel of column to be embedded in cement mortar and will measured and paid separately) (a) In cement mortar 1:4 Wall

PLASTERING WORKS 10mm thick Cement plaster in single coat on rough side of brick/concrete walls for interior plastering up to 1st floor level including arises or rounded angles not exceeding 80mm girth and finished even and smooth including curing complete as directed. (b) In cement mortar 1:4 Wall Ceiling

15mm thick Cement plaster in single coat on rough side of brick/concrete walls for interior plastering up to 1st floor level including arises or rounded angles not exceeding 80mm girth and finished even and smooth including curing complete as directed. (b) In cement mortar 1:4 Wall Ceiling

FLOOR WORK 25mm thick cement concrete topping 1:2:4 (1 cement:2 coarse sand :4 coarse aggregate of 12mm nominal size) finished with a floating coat of neat cement finish (base concrete to be measured and paid separately) to be laid in panels including curing complete as directed. FLOOR WORK

Providing Ceramic Tiles of aproved quality, size, shape and thickness not less than 8mm on floors, skirtings, treads, and risers of steps over cement morter bed 15mm thick ……..as approved and directed by the Department. b) Executive range (sizes 400mmx400mm and above) f) Nitco made

PAINTING WORK Wall painting (two coat) with acrylicemulsion approved brand and manufacture (Asian paint/Berge paint/ICI paint/J &N paint/Nerolac) on new surface to give an even shade after thoroughly brushing the surfaces free from mortar droppings and other foreign matter and sand prepered smooth. a) Acrylic Emulsion Paint approved brand and manufacture (Asian paint/Berger paint/ICI paint/J &N paint/Nerolac)

EXTERIOR PAINTS/ COATINGS : Finishing wall with two coats of acrylic emulsion exterior coatings of Unicem "Rakshak" brand of required shade by thinning 1ltr. Of paint with 750ml of water to give an even shade after thoroughly brooming the surfaces to remove all dirt and remains of loose powdered materials as specified and directed by the department. Wall

3 (three) years Routine Maintenance

1st Year

2nd Year

3rd Year

Sri Pradip Kumar Nath

AFTAB UDDIN AHMED

Ganesh Chandra Borah

Sri Dhrubajyoti Kakati

SRI SANKAR JYOTI SARMAH

SYED ATAUR RAHMAN