SENL/SCSP/2021-22/NAL-09 (Road from Niz Pakowa Bridge to Koiborta Supa via Koirabari under SCSP)

Amount

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and tree of girth upto 300mm, 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 150mm in thickness.(i)By Manual Means (A) In area of non thorny Jungle.

Construction of embankment with approved materials obtained from borrow pits, with a lift up to 1.50 m transporting to site, spreading, grading to required slope and compacting to meet requirement of table 300-1 and 300-2 with a lead up to 1000 m as per Technical Specification Clause 301.5 (i) Private Land

Construction of sub grade and earthen shoulder with approve materials obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement of table 300-2 with lead upto 1000 m as per Technical Specification Clause 303.1(i) Private Land

Construction of granular sub-base by providing well graded materials, 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 402

Providing, laying, spreading and compacting stone aggregate of specified sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/binding material to fill-up the interstices of coarse aggregate, watering & compacting to the required density grading III as per Technical Specification Clause 405. 3) Grading –III (A) By manual means

Providing and laying of interlocking concrete Block Pavement (ICBP) with cement concrete paving block as per IS15658–2006 of thickness 80mm and 28 days compressive strength not less than 40 n/mm2 over a layer of bedding sand complying thickness 30mm laid over prepared base complying to grading specified in table 1500.6 Block are to be laid wither structure /running /horring bone pattern of bonds as directed by the engineer and are to be laid to proper level and gradenad compacted with appropriate equipment such as plate Vibrator along with specified in table 1500-06 to fill up the gaps between blocks including construction of edges of restraint with M25 cement concrete of width of depth 230 mm each on either edges complete as for draining and technical specification clause 1504 (Inclusive of edge restraint and carriage)

Dismantling of existing structure like culverts bridges retaining wall and other structure comprising of masonry cement concrete wood work steel work including T&P and scaffolding where ever necessary sorting the dismantled material disposal of un serviceable material and stacking the serviceable materials with all lifts and lead of 1000materials as per technical specification as per MORTH CL. No. 202 (iv) wood work wrought framed and fixed frame of trusses up to a height of 5m above plinth level (ii) By mechanical means

Earth work in excavation for foundation trenches of wall retaining wall footing of column, steps, septic tank etc. including refilling (return filling) the quaintly as necessary after completion of work breaking clods in return filling dressing watering and remming etc, and removal of surplus earth with all lead and lift as directed and specified in the following classification soils including bailing out water where necessary as directed

Providing concrete for plain/reinforcement cement in open foundation complete as per drawing and technical specification Cl. 802, 803, 1202 & 1203 (A) With crushed stone PCC grade M10 (ii) Nominal Mix (1:2.5:5)

Providing concrete plain/reinforced cement concrete in sub structure complete as per drawing and technical specification Cl. 802, 804, 805, 806, 807, 1202, 1204. PCC Gr. M15 (i) Nominal Mix (1:2.5:5)

Supplying fitting and placing HYSD bar reinforcement in super structure complete as per drawing and technical specification Cl. 1002, 1010, 1202.

Providing and laying reinforcement cement concrete in superstructure as per drawing and technical specification Cl. 800, 1205.4 & 1205.5 i). PCC grade M20 a)height upto 5.0m

Providing and laying cement concrete wearing course M30 grade including reinforcement complete as per drawing and technical specification

Earth work in excavation for foundation trenches of wall retaining wall footing of column, steps, septic tank etc. including refilling (return filling) the quaintly as necessary after completion of work breaking clods in return filling dressing watering and remming etc, and removal of surplus earth with all lead and lift as directed and specified in the following classification soils including bailing out water where necessary as directed

Laying 1st class bedding on well completed sand moorum or approved granular materials as per clause 1105

Plain cement concrete M10 (1:3:6 mix) in leveling course below open foundation of …………..

Providing brick masonry in cement mortar for foundation complete as per drawing & technical specification Clause 600, 1202 and 1203. Brick masonr in 1:4 cement mortar

Providing & laying RCC pipe NP-3 for culverts on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation, protection work, backfilling, concrete and masonry in head walls and parapets clause 1106 (A) 1000mm dia

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

Single bamboo spur and palisading of whole 1st class bamboo (bholuka or barua) 85mm to 100mm dia. closely packed and driven including fitting, fixing with half 2nd class bamboo (jati or bethua) horizontally in three rows with cane or trying wire complete and struts 1500mmapart longitudinally and providing brush wood in the spur as per drawings and technical specification. A. driven at least 900mm below ground and 900mm above ground

Providing and fixing retro –reflectorised cautionary mandatory and informatory sign as per IRC 67 made of encapsulated leans type reflective sheeting vide Clause 1701.2.3 fixed over aluminum sheeting, 1.5mm thick supported on a mild steel angle iron post 75mm x 75mm x 6mm firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete 450mm x 450mm x 600mm, 600mm below ground level as per approved drawing and technical specification Clause 801 (ii) 80Cm x 60Cm rectangular

Md. Chan Ali