Annual maintenance 2025-26- Annual maintenance to Ayyarathpalam SWECB at kuttikakam munambu in kannur corporation in kannur district for the year 2025- 26

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 getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-in-charge.All kinds of soil

OD12731/2025-2026:Conveying FRP shutter from the store shed to RCB and fixing in position by connecting shutter parts using nut and bolt and tighten the shutter using wooden wedge in between the C channel and shutter to make the shutter water tight etc. complete as directed by the departmental officers at site. For fixing FRP shutter for one vent of size 2m*2m(4nos of 2m*0.5m) - 4sqm Coolie for conveying shutter from store to RCB- 2nos*1.5hours=3hours Coolie for cleaning grooves- 2nos*1.5hours=3hours Mate for fixing shutter,Bolting and tighten shutter using wedge- 2nos*3hours=6hours Coolie for helping mate for fixing shutter -2nos*2hours=4hours

OD12730/2025-2026:Taking out FRP shutter from the grooves of the vent by removing connection bolt and wedge and conveying to the store after clearing the shutter and stacking the same etc. complete as directed by departmental officers at site Taking shutter for one vent of size 2m*2m(4nos of 2m*0.5)=4sqm Mate removing bolt and wedge -2nos*2hours=4hours Coolie for helping mate for removing shutter -2nos*2hours Coolie for conveying shutter to store shed -2nos*1.5hours Coolie for clearing shutter -2nos*1.5hours=3hours