Military Engineer Services Tender

Total amount of Sch 'A' Part-I Building Works Note :- This schedule is not pre-priced by MES and the rate indicated as "Rs. 0.00" under column 6 signifies this fact only.

Design, engineering, supply, install, testing and commissioning of Package type ETP plant of capacity 300 KLD with primary, secondary & tertiary treatment. It shall include all electromechanical equipment, all chambers/tanks, interconnecting pipes, bypass arrangement, foundation (considering for uptrust due to high water table area), electrical cabling, panel, control valves, pressure gauges etc with sufficient redundancy in the pump sets & valve. The type of Technology shall be either of MBBR/MBR/SBR’. All the specifications & stipulations as per Sch A Notes and other specifications given in tender documents for ETP shall be followed for design & operation of the plant. (a) Scope of the work in addition to the Package type STP 300 KLD are as under:- (i) RCC Equalization tank for 08 hours retention of average flow. (ii) RCC Treated water shall be stored in gray water UG sump of 100 KL capacity (treated water storage of 50 KL and additional intermediary storage of 50 KL to have a combined storage of 100 KL as per design) and shall be pumped to the arboriculture /irrigation purpose. Necessary pump set of capacity not less than 1.0 HP (1W +1S) with valves & earth work, cabling & starter panel, control valves & valve chambers shall be provided. Sufficient redundancy in the pumps & valves & pipe lines shall be provided. (iii) Sewage lift well (i.e. collection sump) of suitable capacity to handle peak flow factor at least 3 all as mentioned under building scope of work mentioned in the tender elsewhere shall be constructed. (iv) Sewage lift well (i.e. collection sump) shall be installed with submersible Non clog sewage pump sets-02 Nos (1 working+1 standby) with lifting arrangement (or Surface mounted Centrifugal Non Clog Pump Sets-02 Nos), Flanged type CI pipes from well to Package type STP plant, Sluice valves, NRVs, Starters, level controllers, chain pulley etc. duly considering requisite sewage flow, friction loss & head.

(v) Surplus treated water shall be pumped into nearest area drainage by laying not less than 32mm dia pipe (the quantity for the same is catered at other schedules) (vii) Ozonation system for minimum required capacity for complete neutralization of virus/bacteria in the water shall be installed as per OEM specifications. (viii) Construction of Pump House of size 50 Sqm in RCC framed structure with clear height of 3m as per finishes given in Sch A Notes and other places at tender documents (b) For distribution of ETP treated water DI pipe shall be used. And shall be colour coded to differentiate between fresh water & treated water. The quantity for the same is catered at other schedules. (c) All electrical equipments like pump sets, blowers, panels etc installed outdoor or exposed to weather shall be provided with suitable shelter to protect from rain (if not installed in pump house). All electrical equipments shall be provided with earthing connection. Type of earthing shall be maintenance free. Each earthing pit shall have testing point. ER value when measured at Testing point shall not be more than 3 Ohm. To achieve ER value less than 3 Ohm, contractor shall provide additional earthing pits without extra cost to department. (d) Treated water sample shall be tested in any NABL accredited lab or government lab and parameters shall be within the acceptable limit. (e) The complete ETP scheme shall be approved by Accepting Officer. The approval is limited to scheme only but not quantity. Any variation in quantity (Except qty which is defined in tender) as well as specification shall be borne by the contractor without any extra cost to the department.