Constructon of RCC Bridge (8 x 10.770m) With Approach Road Both Side (62.440m) of 132 / 33 KV GSS Barbil, In the District of Keonjhar

ROAD PROPER

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 material to be used as per direction of EIC

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 requirement as per direction of EIC.

Sand filling with clean river sand duly 1900.00 clear of residual, organic and deleterious materials spread evenly to uniform thickness laid over DLC layer as specified and directed. (No additional amount to be paid for overlap)as per direction of EIC.

Construction of granular sub-base by providing (grading IV) material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory roller to achieve the design as per direction of EIC.

Construction of dry lean cement concrete Sub-base over a prepared sub-grade with coarse and fine aggregate conforming to IS: 383, the size of coarse aggregate not exceeding 25mm, aggregate cement ratio not to exceeded 15:1, aggregate gradation after blending to be as per Table 600.1, cement content not to be less than 150kg/cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10Mpa at 7 days, mixed in a batching plant, transported to site,laid with a paver and compaction with vibratory roller, finishing and curing as per Clause 601 of MoSRT&H Specifications of Road & Bridge Works (4th Revision)as per direction of EIC.

Construction of un-reinforced, dowel jointed at expansion and construction joint only, plain cement concrete pavement, thickness as per design, over a prepared sub base, with 43 grade cement or any other type as per Clause 1501.2.2 M30 (Grade), coarse and fine aggregates conforming to IS:383, maximum size of coarse aggregate not exceeding 25 mm, mixed in a concrete mixer of not less than 0.2 cum capacity and appropriate weigh batcher using approved mix design, laid in approved fixed side formwork (steel channel, laying and fixing of 125 micron thick polythene film,6 wedges, steel plates including levelling the formwork as per drawing), spreading the concrete with shovels, rakes, compacted using needle, screed and plate vibrators and finished in continuous operation including provision of contraction and expansion, construction joints, applying debonding strips, primer, sealant, dowel bars, near approaches to bridge/culvert and construction joints, admixtures as approved, curing of concrete slabs for 14-days, curing compound (where specified) and water finishing to lines and grade as per drawing and Technical Specification Clause 1501 as per direction of EIC.

Construction of moorum 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 No. 300-2

ROAD SAFETY PROVISION

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 of the Engineer - in - charge & as per direction of EIC.

Supplying and fixing 15cm dia and 1.0m long of R.C.C. M15 Guard post as er direction of EIC. (Precast)

Painting two coats with synthetic enamel paints over a coat of primer with a paint of approved shade including cost, conveyance and taxes of all materials & cost ,conveyance taxes of all labour with T & P required etc complete in all respect as per the direction of the Eng.-in-charge

RCC SLAB BRIDGE

Excavation for roadway in ordinary rock with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, transporting to embankment site within all lifts and lead upto 1000 m, trimming bottom and side slopes as per direction of EIC.

Providing and filling sand with good river course sand and well-watered & rammed etc. complete as per the direction of Engineer-in-charge

Cement concrete with (1:3:6) in foundation and floors using 40 mm ( 1 ½ ‘’) size black hard crusher broken granite stone metal of approved quality from approved quarry including lower laying concrete watering and curing etc complete to required level laid in layers not exceeding 150 mm ( 6’’) thick including cost, conveyance, royalties and taxes of all materials and cost , conveyance of all labour with T&P required for the work etc complete in all respects as per the direction of the Engineer in charge.

RCC (1:1.5:3) grade in in following RCC members having a minimum compressive strength 20N/mm2 ( in work test of 200 Kg per CM2 in 15 cm cubes at 28 days after mixing and test conducted in accordance with I.S. 456 and I.S.516 ) using 12 mm to 20 mm size hard black crusher broken granite stone chips ( 20 mm size not to exceed 25% ) including hoisting, lowering, laying compacting concrete by using concrete mixer vibrators and similar equipments and tools and plants with watering and curing for 28 days including centering, shuttering and finishing the exposed surfaces smooth providing grooves or beads where necessary including cost, conveyance, royalty and taxes of all materials and cost of all labour with T&P required for the work etc complete in all respects but excluding the cost of M.S. rods or tor steel and binding wires and labour charges for cutting, bending, binding and tying the grills etc complete as per the direction of the Engineer - in – charge.

FOUNDATION

ABUTMENT & PIER SHAFT

PIER & ABUTMENT CAP

RCC (1:1.5:3) grade in in following RCC members having a minimum compressive strength 20N/mm2 ( in work test of 200 Kg per CM2 in 15 cm cubes at 28 days after mixing and test conducted in accordance with I.S. 456 and I.S.516 ) using 12 mm to 20 mm size hard black crusher broken granite stone chips ( 20 mm size not to exceed 25% ) including hoisting, lowering, laying compacting concrete by using concrete mixer vibrators and similar equipments and tools and plants with watering and curing for 28 days including centering, shuttering and finishing the exposed surfaces smooth providing grooves or beads where necessary including cost, conveyance, royalty and taxes of all materials and cost of all labour with T&P required for the work etc complete in all respects but excluding the cost of M.S. rods or tor steel and binding wires and labour charges for cutting, bending, binding and tying the grills etc complete as per the direction of the Engineer - in – charge.(IN SUPER STRUCTURE)

Providing and laying Cement concrete wearing coat M-30 grade including reinforcement complete as per drawing and Technical Specifications. (including cost of steel)

Providing RCC M40 Crash Barrier at the edge of the culvert with Reinforced Cement Concrete in super- structure complete as per Drawing and Technical Specifications

Supplying,fitting,fixing of MS rod or tor steel including straightening ,cutting, bending, binding by using binding wire of18-20 gauze , molding, welding, jointing if necessary and placing in position as per drawing & technical specification ( Payment shall be made on weight of M.S. Rod & Tor steel only and no separate payment will be made towards the weight of binding wires) including cost,conveyance, royalties and taxes of all materials and cost, conveyance,taxes of all labour T & P required etc complete as per direction of Engineer in charge.

Providing and laying of Filter media with stone crushed aggregates of 45 mm size satisfying the requirements laid down in clause 2504.2.2. of MoRTH specifications to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind abutment , wingwall and return wall to the full height compacted to a firm condition complete as per drawing and Technical Specifications.

Providing weep holes in Brick masonry/Plain/ Reinforced concrete abutment, wing wall/ return wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V :20H towards drawing foce. Complete as per drawing and Technical Specifications.

Providing and fixing in position 25 mm thick premoulded joint filler in expansion joint for fixed ends of simply supported spans not exceeding 10 m to cater for a horizontal movement upto 20 mm, covered with sealant complete as per drawing and technical specifications

Providing drainage spout as per direction of EIC

Painting two coats with synthetic enamel paints over a coat of primer with a paint of approved shade including cost, conveyance and taxes of all materials & cost ,conveyance taxes of all labour with T & P required etc complete in all respect as per the direction of the Eng.-in-charge

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