GENERAL-Geotube-Execution of geotube work on Experimental basis south of CESCP 1142 in ward 13 of Kuzhuppilly panchayth in Ernakulam district.-General Civil Work

Amount

Installation of Geotubes

OD22718/2024-2025:Conveyance of Geofabric Filter from storing yard to site, including loading and unloading charges as per the direction of departmental officers at site For 7 Rolls

OD22719/2024-2025:Conveyance of geotube from storing yard to site,including loading and unloading charges as per the direction of departmental officers at site ( For 4 Tubes)

2.6.1:Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 50 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed.All kinds of soil

OD22482/2024-2025:Protection against sea erosion by supplying polypropylene non woven geo textile bags (PET) for 300 gsm of size 2m x1m having opening on 1 m side and filling with a inflated height of average 0.35 m after filling using with locally available sea sand filled at site and stitching the same for emergency dumping .Stitching of 3rd side shall be executed at the site with required stitching machine or otherwise etc complete and placed in1 layer as per drawing and as per direction of engineer in charge by mechanical / manual means etc complete. The cost of supply includes necessary transportation including all stitching charges. After filling 1mtr width bag size is reduced to 0.80m and hence as per actual requirement at site.

OD22481/2024-2025: Laying the geo fabric filter & Installation of Geo tube: 1) Laying the geo fabric filter : including transportation of filter to laying the location, unrolling the filter , laying at desired position, and stitching the geo fabric filter etc complete as per the direction of departmental officers at site.(for 100m, 2500 sqm geo fabric filter is required) 2) Installation of Geotube of length 25m at site ( on land- dry installation) including transportation of tubes to filling location, unrolling the tubes , laying at desired position, Hydraulic filling of Geotextile tubes using excavated sea sand with the help of dredge pump of suitable capacity, screened to separate foreign objects , deposited in tanks and agitated to form a slurry of sand and wash with necessary pump of required capacity filling the slurry to the tube at required velocity with submersible pumps till the bag is inflated to the required shape of to achieve a suitable finished height of not less than 55% of diameter of tube, closing the port mouth suitably as per standard practice and placing the filled Geo textile tubes in position etc. , complete as per the direction of departmental officers at site. Details for 100 m

OD23446/2024-2025:For surface preparation, laying coir geo textiles (740GSM) fixed using bamboo pegs in the required area and Plastering the sides (slope area) of the banks with excavated mud/ mud sand then planting anti erosion plants such as beach morning glory as a mode of ecofriendly protection on geotube surface.

JEESMON (BID ID -2191781)

Bidder Name

DAISY JOSE

JEESMON