GENERAL Maintenance of various bridges under Bridges Section Vadakara Maintenance of various bridges in Nadapuram Vadakara Kuttiady and Perambra

Amount

Maintenance works

OD5525/2021-2022:Dry rubble masonry for retaining wall using blasted rubble size below 40 dm3 size includiing wedging them tightly with chips includng cost conveyance of materials all labour charges etc complete as directed by the deptl. officers at site and as per standard specification

12.8.B:Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications PCC Grade M20 (Without formwork)

16.8:Applying epoxy mortar over leached, honey combed and spalled concrete surface and exposed steel reinforcement complete as per Technical Specification

16.18:Replacement of Damaged Concrete Railing.

14.7:Construction of RCC railing of M30 Grade in-situ with 20 mm nominal size aggregate, true to line and grade, tolerance of vertical RCC post not to exceed 1 in 500, center to center spacing between vertical post not to exceed 2000 mm, leaving adequate space between vertical post for expansion, complete as per approved drawings and technical specifications.

OD5929/2021-2022:removing white or colour washby scraping and sand papering and peparing the surface smooth including necessary repairs to scraches etc. complete

14.16:Providing and applying 2 coats of water based cement paint to unplastered concrete surface after cleaning the surface of dirt, dust, oil, grease, efflorescence and applying paint @ of 1 litre for 2 sqm.

16.22:Repair of RCC Railing : Carrying out repair of RCC m30 railing to bring it to the original shape.

12.8.B.1:Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications PCC Grade M20

OD6024/2021-2022:Removal of old expansion joint including the breaking of concrete ,cutting of lugs and shifting of broken materials etc., data derived from item 16.17

12.40:Supply, Fitting and Placing un- coated HYSD bar Reinforcement in Foundation complete as per Drawing and Technical Specifications

OD5930/2021-2022:Providing expansion joint with Aluminium sheet 16 gauge thick 7.50m long and 50cm wide and bending sheet to required shape with slot of size10cmx3cm @30cm c/c placing in position etc.,complete including cost and conveyance of all materials all charges for filling the joint with a mixture of bitumen sand sawdust etc including all labour charges as per the direction of departmental officers at site

55.4:Supplying and stacking 36mm size hard broken stone in standard heaps for measurement.

55.8.a:Filling up pot holes (cut and formed to regular shapes and all loose and defective materials removed) after supplying a prime coat of hot bitumen using 36mm departmental broken stone and compacting with power roller to get a compact surface.

5.2.a:Providing and applying tack coat with bitumen emulsion( RS) using emulsion pressure distributor at the rate of 0.20 - 0.30 kg per sqm on the prepared bituminous surface cleaned with mechanical broom.

5.17.a:Providing, laying and rolling of Bituminous Cold Mix on prepared base consisting of a mixture of unheated mineral aggregate using nominal maximum size 9.5 mm and bitumen emulsion (SS) @ 7 - 10 percent by weight of total mix, including mixing in a plant of suitable type and capacity, transporting, laying, compacting and finishing to specified grades and levels.

C.Anilkumar

Bidder Name

C.Anilkumar

Varghese.K.T