|
| 1 | Lifting of superstructure span by jacking up from below i.e. by placing the jacks on pier/abutment caps for span length of 30m. Lifting of deck uniformly by deploying appropriate hydraulic jacks in combination with screw jacks with centerlized power pack up to 50 mm to facilitate for removing of existing bearing appropriately without dimaging the girders. After complection of thre restoration of main girders at support stenghening / restoration of pedesral by micro concrete / polymer concrete / epoxy mortar with reinforcement cage replacement of proposed according previously damaged metalic bearing rockers and roller same and specified design (all items will be extra) lowering of deck shall be carried out to its original position without causing any damage to the deck as per drawing and standard practice. The item includes of all labour materials, equipment etc. complète as per direction and intructions of Engineer in charge including MORTH & H technical specification (clause 2810) (one span-6 bearing) (17.15) |
| 2 | Supplying, fitting and fixing in position true to line and level elastomeric bearing conforming to IRC: 83 (Part-II) section IX and clause 2005 of MoRTH specifications complete including all accessories as per drawing and Technical Specifications. |
| 3 | Applying epoxy mortar over leached, honey combed and spalled concrete surface and exposed steel reinforcement complete as per Technical Specification |
| 4 | Sealing of crack / porous concrete with Epoxy Grout by injection through nipples complete as per clause 2803.1 |
| 5 | Providing and inserting nipples with approved fixing compound after drilling holes for grouting as per Technical Specifications including subsequent cutting/removal and sealing of the hole as necessary of nipples after completion of grouting with Cement/Epoxy |
| 6 | Removal of old Expansion Joints. |
| 7 | Providing and laying of a strip seal expansion joint catering to maximum horizontal movement upto 70 mm, complete as per approved drawings and standard specifications to be installed by the manufacturer/supplier or their authorised representative ensuring compliance to the manufacturer's instructions for installation. |
| 8 | Guniting concrete surface with cement mortar applied with compressor after cleaning surface and spraying with epoxy complete as per Technical Specification |
| 9 | Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 to 0.30 kg per sqm on the prepared bituminous surface cleaned with mechanical broom. |
| 10 | Providing and laying 25 mm thick mastic asphalt wearing course with paving grade bitumen meeting the requirements given in table 500-39, prepared by using mastic cooker and laid to required level and slope after cleaning the surface, including providing antiskid surface with bitumen precoated finegrained hard stone chipping of 13.2 mm nominal size at the rate of 0.005cum per 10 sqm and at an approximate spacing of 10 cm center to center in both directions, pressed into surface when the temperature of surfaces is not less than 1000C, protruding 1 mm to 4 mm over mastic surface, all complete as per clause 516. |
| 11 | Painting two coats after filling the surface with synthetic enamel paint in all shades on new plastered concrete surfaces |
| 12 | Replacing of old drainage spouts with new drainage spouts including providing fitting dismantling and widening the existing opening and fixing new drainage spouys MS grating system (as per standard MORT&H specification 2705) |
| 13 | Providing and laying Filter material underneath pitching in slopes complete as per drawing and Technical specification |
| 14 | Brick Masonry Work in Cement Mortar 1:3 in substructure complete excluding Pointing and Plastering, as per Drawing and Technical Specifications. |
| 15 | Pointing with cement mortar (1:3) on brick work in substructure as per Technical Specifications |
| 16 | Plain Cement Concrete M15 1:2:4 in Open Foundation complete as per Drawing and Technical Specifications. |
| 17 | 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 |
| 18 | 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 of table 300-2. Please Enable Macros to View BoQ information |
