REPAIR AND MAINT OF SEWAGE NETWORK INCLUDING ITS CLEANING, REPAIR OF STORM WATER DRAIN, BARBED WIRE FENCING, PATH/ HARD STANDING AND ALLIED WORKS IN DOMESTIC AREA AT AF STN HASI MARA

Cleaning of all types of blockage of Nahni traps/floor traps/bottle traps, blockages of WC's, rain water pipes and similar works, complete all as specified and directed. Note :- 1. Labour shall be provided by the contractor on daily basis from 9:00 AM to 5:00 PM incl all Tools and Plants. Each labour shall entertain complaints everyday in working hours. 2. The supervisor of Contactor shall take all complaints from the Complaint Cell and do the all on same day. 3. Feedback shall be given by the contractor/supervisor to concened JE from all aspect on the same day.

Cleaning/clearing of sewage line (including manholes) 100mm to 350mm bore of any description under ground any depth, removing any type of blockage including desilting, descaling and de-chocking from drain manually or combined high pressure water jetting cum suction (vacuum) type machine having facility of high pressure vacuum including provision of hydraulic application through high pressure thermoplastic fiber based water jetting hose and through conical round shaped nozzle pipe and flushing after cleaning including clearing of manhole, sludge water shall be disposed of directed, complete all as specified and directed. (Note : The quoted rate shall deemed to be included removing of manhole cover and refixing the same after cleaning.)

Dewatering/Desludging & cleaning of manhole of any depth, any size, taking out water mixed with sludge and solid sludge including any foreign materials such as stones, tree hedges etc, removing and depositing sludge at a distance not less than 20 meter in a ditch including necessary excavation of pits and covering with earth & spraying unslaked lime on the covered ditch as well as around the manholes to make hygienic including necessary flushing of manholes with water after desludging, complete all as specified and directed.

Bailing out the sludge water including other foreign materials from septic tanks / manholes of various sizes and depths as required by manually or by pumping with suitable pumping machinery and removing the same within 50 m distance and deposited in a pit to be excavated and covered with two layer of bamboo mating, disinfecting the pit with sufficient quantity of bleaching powder and earth filling upto 30cm depth of pit including removing and refixing of manhole covers as required, complete all as specified and directed. Note: (i) Excavation and earth work for pit, bamboo matting, temporary barricade of the pit and providing sufficient bleaching powder shall deemed to be included in the unit quoted rate (ii) Hiring charges and cost of fuel for sewage pump shall deemed to be included in the unit quoted rate and nothing extra shall be paid on this account.

Taking out/Bailing out the sludge / semi solid materials including other foreign materials from septic tanks / manholes of various sizes and depths upto 1.5m as required by manually or by pumping with suitable pumping machinery and taking out sludge/ semi solid materials / any other foreign materials from septic tanks etc and removing the sludge within 50 m distance and deposited in a pit to be excavated and covered with two layers of bamboo mating and earth filling upto 30cm depth of pit including removing and refixing of manhole covers as required, complete all as specified and directed. Note: (i) The cost of Excavation and earth work for pit, bamboo matting, temporary barricade of the pit and providing sufficient bleaching powder shall deem to be included in the unit quoted rate (ii) Hiring charges and cost of fuel for sewage pump shall deemed to be included in the unit quoted rate and nothing extra shall be paid on this account

Cleaning of soil waste pipe (cast iron/PVC)100mm bore laid in ground any slope or gradient and depth 3 mtr by roding taking out all residue from the lines/manholes including water and depositing at a distance not less than 20 mtr in ditch finally covering the ditch with earth and spraying unslacked lime on the covered ditch to make hygienic including excavation of ditch testing of line by flushing water after cleaning etc, complete all as specified and directed

Cleaning of soil waste pipe (cast iron/PVC) above groun level, 75mm/100mm bore by roding, taking out all residue from the lines including water and depositing at a distance not less than 20 mtr in ditch finally covering the ditch with earth and spraying unslacked lime on the covered ditch to make hygienic including excavation of ditch testing of line by flushing water after cleaning etc, complete all as specified and directed.

Cleaning/clearing of IWC/ EWC, gully trap /floor trap/kitchen sink including CI pipe / PVC pipe upto first manhole by roding, taking out all residue including waste and testing by pouring water after cleaning, complete all as specified and directed. Note: Cleaning of PVC/CI pipe from first floor / ground floor/ embedded in floor or fixed to wall shall deemed to be included in the unit quoted rate.

Demolition of cement concrete (unreinforced) of any description and in any position not otherwise specifically provided for, complete all as specified and directed

M & L for 25mm thick PCC (1:2:4) type B-0 (Using 12.5mm graded crushed stone aggregate) as in sub-base of floor, path, hardstanding etc. finished even and fair, complete all as specified and directed.