MLCSNA/RIDF-XXV/Golaghat/01

Amount

Bridge Proper Labour for dismantling all members of the timber bridge(except piles) and stacking them at suitable places as directed (all members will be under custody of the contractor till taken over by department)

Labour for taking out old piles of the bridge and staking them at suitble places as directed

'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,backfilling the excavated earth to the extent required and utilising theremaining earth locally for road work.) Ordinary soil manual Means upto 3 m depth Without dewatering

Bored cast-in-situ M35 grade R.C.C. pile excluding reinforcement complete as per drawing and technical specifications and removal of excavated earth with all lifts and lead upto 1000 m. (Pile diameter-1000 mm)

Pile load test on single vertical pile in accordance with IS:2911(Part-IV). a). Initial and Routine load test.

Levelling course for Pile cap- Providing and laying of PCC M-15 levelling course 100mm thick below the pile cap as per drawing and technical specification of MORTH section

'Cement concrete for reinforced concrete in pile cap complete as per drawing and Technical Specification of MORTH section RCC Grade M25 Using Concrete Mixer

Supplying, fitting and placing TMT IS:1786 (Fe 500) bar reinforcement in foundation complete as per drawing and technical specifications TMT-IS 1786 ( Fe-500 D) Primary Producer ( TATA/SAIL/Esser Steel …or equivalent)

Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork Without plasticiser RCC Grade M25 Height upto 5m Using concrete Mixer

Supplying, fitting and placing TMT IS:1786 (Fe 500) bar reinforcement in sub-structure complete as per drawing and technical specifications TMT-IS 1786 ( Fe-500 D) Primary Producer ( TATA/SAIL/Esser Steel …or equivalent)

Providing weep holes in Brick Masonary /plain/reinforced concrete abutment,wing wall/return wall with 100mm dia AC pipe,extending through the full width of the structurewith slope 1V:20H towards drawing face.Complete as per drawing and technical specifications.

Furnishing and Placing Reinforced /Prestressed cement concrete in super-structure as per drawing and Technical Specification' including steel shuttering formwork. Without Plasticiser RCC Grade M25 Using Concrete Mixer For T-Beam and slab Height upto 5m

Reinforcement in Super Structure: Supplying, fitting and placing TMT conforming to IS:1786 Fe 500 D reinforcement in super-structure including splicing complete as per drawing and technical specifications TMT-IS 1786 ( Fe-500 D) Primary Producer ( TATA/SAIL/Esser Steel …or equivalent)

Providing and laying Cement concrete wearing coat M-30 grade including reinforcement complete as per drawing and Technical Specifications clauses 800 an 1206.3 (A) With Crushed Stone

Construction of RCC railing of M30 Grade aggregate size not exceeding 12mm, true to line and grade, tolurence of vertical RCC post not to exceed 1 in 500, centre to centre spacing between vertical post not to exceed 2000 mm, leaving adequat space between vertical posts for expansion, complete as per approved drawings and technical specifications.

Providing and laying Burried expansion joint catering to maximum horizontal movement upto 70mm,complete as per approved drawings and standard specifications to be installed by the manufacturer/supplier or their authorised representative ensuring compliance to the manufacturers instruction for installation

Drainage Spouts complete as per drawing and Technical specification clause 1209

Reinforced cement concrete approach slab including reinforcement and formwork complete as per drawing and Technical specification A)with Crushed stones

PCC M15 ordinary grade (1:2.5:5) in levelling course below approach slab complete as per drawing and technical specification clause 800&1211.A with crushed stone

PROTECTION WORK BRIDGE PROPER : Providing and laying boulders apron laid in wire crates with 4mm dia GI wire conforming to IS:280 and IS :4826 in 100x100mm mesh(woven diagonally )including 10 percent extra for laps and joints laid with stone boulders weighing not less than 25kg each as per drawing and technical specification clause 1301.

Providing and laying Pitching on slopes laid over prepared filter media including boulder apron laid dry in front of toe of embankment complete as per drawing and Technical specifications (A) Stone/Boulder

Providing and laying Filter material underneath pitching in slopes complete as per drawing and Technical specification clause 1302.

Construction of cold weather Bamboo bridge overall width of 3.70m and clear road way 3m with jungle wood post 20cm to 25cm dia 5nos. In each rows and rows being 2.1m. apart except for the navigable span which should be 3m. Post to be driven at least 180cm. or more below ground level including providing 20cm to 25cm center to center and placed over 20 cm dia, jungle wood dham, 15cm dia. jungle wood bracing collar fixed by bolts and nuts, straps etc. mature bholuka Bamboo cross groth all closely packed and tied 75cm wide track way made from 38mm thick 1st class local plank fixed on 75mmx100mm first class local wood battens 120cm apart and 3 lines of jati bamboo horizantal railing fixed in bholuka bamboo post placed at 210cm apart and white washed including all necessary nuts and bolts, coir ropes, struts, nails etc. complete with a layer of brushwood to exposed portion out-side trackway with earth topping complete as per direction of the department.

SSI, Drawing & Design Carrying out Sub Soil investigation (SSI) for all type of soil (except boring in rock) upto depthof 30 m or refusal (N=100) for each foundation location as per IRC 78-2014 and submission of SSI report to the Engineer in charge for approval . Preparation & submission of Design calculation & Drawings of foundation , sub structure,Super structure as relevant IRC Codes and SSI Report , 2 ( two) each of Design& Drawing of each bridge to be submitted for approval and 8 ( eight)copies after approval of competent authority.

Bridge Approach Clearing and Grubbing Road Land .(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 beused or auctioned up to lead of 1000metres including removal and disposal of top organic soil not exceeding 150mm thickness. By Manual Means:- In area of light jungle

Embankment Construction with Material Obtained from Borrow Pits (Construction of embankment with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirment of table 300-2 ( Including cost of testing of materials at site and laboratory as directed by the deptt.) (a) from private land

Construction of Subgrade and Earthen Shoulders (Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts & leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of table (300-2) (a), ( Including cost of testing of materials at site and laboratory as directed by the deptt.) a) from private land

Granular Sub-base with close graded material (table: 400-1) Plant Mix Method (Construction of granular sub-base by providing close graded Material, mixing in a mechanical mix plant at OMC, carriage of mixed Material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density,complete as per cl. 401( Including cost of testing of materials at site and laboratory as directed by the deptt.) for graging-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/binding material to fillup the interstices of coarse aggregate,watering and compacting to the reqd. density ( with all lead) By Manual Means Grading- II Using Screening Type-B (11.2mm Agg.)

Providing and laying interlocking concrete block pavement (M40) having thickness 80mm as per technical specification clause 1504

Providing and laying M-40 grade cement concrete Edge Block/Edge restrains complete as per technical specifications clause 1504

Retro reflectorised Traffic sign: Providing and erecting of Retro-Reflectrorised cautionary, mandatory & informatory sign as per IRC: 67 made of high intensity encapsulated lens type reflective sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick fixed on an angle iron of 25x25x4mm supported on a mild steel angle iron post 75mm x 75mm x 6mm firmly fixed to the ground by means of properly design foundation with M-15 grade Cement concrete 45cm x 45cm x 60cm, 60cm below ground level as per approved drawing and sign. ( All the Steel work must be Tata/Sail/or any other approved brand) (ii) 80x60cm rectangular

PROTECTION WORK : Providing and laying boulders apron laid in wire crates with 4mm dia GI wire conforming to IS:280 and IS :4826 in 100x100mm mesh(woven diagonally )including 10 percent extra for laps and joints laid with stone boulders weighing not less than 25kg each as per drawing and technical specification clause 1301.

Providing and laying Pitching on slopes laid over prepared filter media including boulder apron laid dry in front of toe of embankment complete as per drawing and Technical specifications (A) Stone/Boulder

Providing and laying Filter material underneath pitching in slopes complete as per drawing and Technical specification

Dhansagar Choudhury

NK AGARWALLA

Mohinis Trade and Construction

M/S. M.P. AGARWALLA