Pachim Chaysimana Madrassa to Sukhowarjhar Road

Amount

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

Construction of subgrade and earthen shoulders with approved material obtained from borrow pitrs with all lifts and leads, transporting to site,spreading,grading to required slope and compacted to meet requirement of table 300.2 with lead upto 1000 m as per Technical Specification Clouse 303.1 (i) Private land

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. ii ) For Grading II Material (including all lead and lift upto site)

Water Bound Macadam (Providing, laying, spreading and compacting stone aggregates of specific 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 Type-B/binding material to fillup the interstices of coarse aggregate,watering and compacting to the reqd. density ( with an initial lead of 5.0 km. ) B) Grading-II material

Water Bound Macadam (Providing, laying, spreading and compacting stone aggregates of specific 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 Type-B/binding material to fillup the interstices of coarse aggregate,watering and compacting to the reqd. density ( with an initial lead of 5.0 km. ) B) Grading-III material

Prime coat i) Low porosity Providing and applying primer coat with bitumen emulsion (SS-1) 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 sqm 10.20 (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg per sqm on the prepared dry and hungry bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503. bituminous/granular surface cleaned with mechanical broom.( Including cost of testing of materials at site and laboratory as directed by the deptt.) With Bitumen emulsion CSS-1h Granular surfaces treated with primer

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., By mechanical means, Bitumen S-91

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

Supplying, filling & laying in loose with Geo Textile bags of Type-A (1.30 mx0.70 m) made of geo textile non woven fabric sheets of 400 GSM manufactured from Polyster/ poly propylene conforming to relevant ISO standard filled with specified sand/ silt from flood plain or adjacent char within a distance of 90 m of the work site including excavation, filling geo bags with sand weighting 126.00 kg after filling, stiching the mouth of the filled bags with poly propylene or polyster complete as per as per technical specification & direction of the engineer-in-charge.

Construction of HP Culvert:- Excavation for Structures (Earth work in excavation of foundation of structures as per drawing and technical specification, includingsetting out, construction of shoring and bracing, removal of stumpsand other deleterious matter, dressing of sides and Bottom ,backfilling the excavated earth to the extent required andutilising the remaining earth locally for road work.) Ordinary Soil (Depth up to 3.00 m)

PCC 1:3:6 in Foundation (Plain cement concrete 1:3:6 mix with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.)

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

Brick masonry work in cement mortar in sub structure complete excepting pointing and plastering, as per drawing and technical specification Clauses 602, 603, 604, 1202 & 1204

Providing and laying reinforced cement concrete pipe NP3 for culverts on first class bedding of granular material in double row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets as per Clause 1106.

Plastering with Cement Mortar (1:4), 15 mm thick on brickwork in substructure as per technical specification

Providing and laying of dry rubble flooring complete as per drawings and technical specifications Clause 1303.3

Foot Bridge:- Making 120cm wide bamboo foot bridge with 100mm Bholuka or Barua bamboo posts driven 120 cm to 180 cm underground 3 Nos. in each row and rows being 3m apart bholuka or Barua bamboo dham placed over the posts and tied with cane or wire , Bholuka or barua bamboo struts in each row both up and down stream, jati bamboo long gorhs closely packed and tied with dham. Single layer of mat placed over 75mm thick brush wood and tied with bholuka or Barua bamboo rail stand fixed in one side of the bridge etc. complete.

Supplying and driving sal piles 25cm to 30cm dia. Dressed to heart wood including making length in every 30 cm interval, coal tarring two (2) coats with best tar applied hot (Rate inclusive of the cost of the required quantity of tar.) Portion of pile actually driven underground.

Supplying and driving sal piles 25cm to 30cm dia. Dressed to heart wood including making length in every 30 cm interval, coal tarring two (2) coats with best tar applied hot (Rate inclusive of the cost of the required quantity of tar.) Portion of pile remaining above rground.

Labour for fitting and fixing RSJ beam, old CI saddle etc. in position including necessary scaffolding, and fixing ncessary bolts and nuts, painting two coats complete (Tar/-Steel/paints to be supplied by the contractor at his own costs)

Supplying, fitting and fixing timber beam and bearing beam rectangular in size fitted with M.S. etc. supplying spikes etc. as necessary and coal tarring two (2) coats with best tar applied hot as directed (tRate is inclusive of cost of the required quantity of tar.)

Labour for scarfing and joining piles 25 cm to 30 cm dia Dressed to heartwood 90 cm. In length includng supplying, fitting and fixing with 2 nos. of 50 mmX 10 mm MS FI clamps and 16 mm dia MS bolts and nuts etc. complete as directed

Portion of pile remaining abovev scarfing/ above the ground

Sal Wood work including supplying , fitting and fixing complete with necessary M.S. bolts, nuts, nails, screw etc. and coal tarring two (2) coats with best tar applied hot( Rate is inclusive of the cost of the required quantity of tar.) , Underssed wood work in floor planks, collars, bracing, standards, wheel guards, struts and railings, runner belts, rail, posts etc.

Sal Wood work including supplying , fitting and fixing complete with necessary M.S. bolts, nuts, nails, screw etc. and coal tarring two (2) coats with best tar applied hot( Rate is inclusive of the cost of the required quantity of tar.) , In track way planks (alternate nailing to be done with decking in a seggragate way.)

Cost of carriage way of RS Joist etc. from PWD godown to work site complete

Single bamboo spur and palisading of whole 2nd class bamboo (jati or Bethua) 65 mm to 75 mm dia and closely packed & driven, including fitting, fixing with half bamboo kamis horrizontally in three rows with cane or tying wire complete and struts 1500 mm apart longitudinally and providing brush wood as per drawing and technical specifications Clause 1302.5

Mir Mosharraf Hussain