Construction of RCC Bridge No. 1/1 on Arimatta HS School to Pub Sitara road under SOPD-G for the year 2025-26

Amount

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 Manual Means (a) In area of non thorny jungle

Labour for taking out old piles of timber bridge with necessary scaffolding, jati bamboos, jumper ropes etc, complete and stacking them at suitable places as directed.

Labour for dismantling all members of the timber bridge (excluding piles) with necessary scaffolding, jati bamboos, jumper ropes etc, complete and stacking them at suitable places as directed (all members will be under custody of the contractor till taken over by the department)

BRIDGE PROPER : Excavation for structures (Earth work in excavation for 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 and backfilling with approved material. I) Ordinary Soil B. Mechanical Means Upto 3 m depth (Without dewatering)

Construction of temporary Bamboo bridge of 3.70m clear road way with Bholuka or Barua Bamboo post 5nos. in each rows driven at least180cm. below ground level and rows not more than 150cm apart from center to center Bholuka or Barua Bamboo dham longitudinal groth both closely placed and tied with half bamboo 90cm to 120cm apart in both layers and ttwo layers of jati bamboo chattais ( top layer should be digonally woven), 70 mm to 100 mm thick brushwood in between chattias should be tied with half jati bamboo on both ends, bamboo railing with bholuka or barua bamboo post placed at150cm apart jati or betua bamboo hand rails of two lines both side of every alternate rows.All tying must be done with cane or coir string and only mature bamboo should be used in work.

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)

Levelling course for pile cap : Providing and laying of PCC M-15 Levelling Course 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 techinal specifications (A) RCC grade M-25 (i)using concrete mixer

Reinforcement in Foundation: Supplying, fitting and placing TMT IS:1786 Fe500 D bar reinforcement in foundation complete as per drawing and technical specifications (a)TMT-IS 1786 ( Fe-500 D) Primary Producer (TATA/ SAIL/ Esser Steel/ Jindal panther steel/ Shyam steel or equivalent)

Plane/Reinforced cement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork of MORTH specification A) RCC Grade M25 1) height upto 5m Case -l:Using concrete mixer

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

Structural steel Built-Up-Girder (BUG) (Providing and launching Steel Truss of Structural steel BUG Super Structure including painting complete as per as per drawing and technical specifications under Section 1900 of MOST.)

Supplying, fitting and fixing in position true to line and level POT-PTFE bearing consisting of a metal piston supported by a disc or unreinforced elastomer confined within a metal cylinder, sealing rings, dust seals, PTFE surface sliding against stainlesssteel matting surfaces, complete assembly to be of cast steel/fabricated structural steel, meatal and elastomer elements to be as per IRC:83 part-I &II respectively and parts conforming to BS:5400, section 9.1 & 9.2 and clause 2006 of MORTH&S Specification complete as per drawing and approved technical specification.

Furnishing and Placing Reinforced/Prestressed cement concrete in super-structure as per drawing and Technical Specification' including steel shuttering formwork (i) without Plasticizer (A) RCC Grade M25 case l: Using Concrete Mixer ii) For T-beam & Slab (a) Height upto 5m

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

Providing and laying cement concrete wearing coat M-30 grade including reinforcement complete as per drawing and technical specifications.

Drainage spouts complete as per drawing and technical specifications Clause 1209

Burried Joint (Providing and laying a burried expansion joint, expansion gap being 20 mm, covered with 12 mm thick, 200 mm wide galvanised wieldable structural steel plate as per IS: 2062, placed symmetrical to centre line of the joint, resting freely over the top surfaces of the deck concrete, welding of 8mm dia, 100mm long galvanized nails spaced 300mm C/C along the center line of the plate , all as specified in clause 2604.)

Providing & fixing 20 mm thick compressible fibre board in expansion joint complete as per drawing & Technical Specification.

Construction of precast RCC railing of M30 Grade a,ggregate size not exceeding 12 mm ,true to line and grade , tolurence of vartical RCC post not to exceed 1 in 500,center to center to specing between vartical post not to exceed 2000mm, leveling adequat space between vertical posts for expansion ,complete as per approved drawing and technical specification

ROADS WORK: Embankment Construction with Material Obtained from Borrow Pits (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 compcting to meet requirement of Table 300.1 and 300.2 (including compensation of earth)(including cost of testing of materials at site and laboratory as directed by the deptt as per technical specification. (A) Private Land

Construction of subgrade and earthen shoulders (Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slop and compacted to meet requirment of Table 300.2 (including compensation of earth)(including cost of testing of materials at site and laboratory as directed by the deptt as per technical specification. (A) Private Land

Granular sub-base with Coarse graded material (Table 400-2) : (Construction of granular sub-base by providing coarse 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 vibratory roller to achieve the desired density, complete as per Technical Specification Clause 401. (including all lead, transporting to site) Material as per technical specification 401 : (A) By Mix in Place Method ii) For 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/binding materials to fill-up the interstices of coarse aggregate, watering and compacting to the required density. (including all lead, transporting to site) Material as per Technical Specification Clause 405. (B) By Manual Means (III) for grading-III (b) Using stone screnning type-B (11.2 mm Agg)

Inter locking concrete Block pavement : Providing and laying interlocking concrete block pavement with M40 grade grade of concrete blocks having thickness 80mm as per technical specification clause 1504 complete including carriage Including Edge block/ Edge restraints

Providing and Fixing 'Logo' of PMGSY Project Providing and fixing of typical PMGSY 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

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 ii) 600mm equilateral triangle