PROVISION OF SEWAGE TREATMENT PLANT (STP) OF CAPACITY 33 KLD AT CGRA KOZHIKODE

Amount

PHASE-I (SITC OF STP UNDER ITEM NO 1.00 to 1.03 & 2.00 to 2.19 )

Design, Supply, Installation, Testing and Commissioning of advanced fully automatic 33KLD Packaged type STP based on SBR technology having micro processer based control unit with IOT/intranet / internet web access,remote monitoring capabitiles. The controller operates with pre-set work cycles, real time graphic display, operating hours counter for compressor and pumps. There is remote /moblie manual and automatic mode switching. The controller have an intergrated web server with wifi and dedicated IP address to be operated it by phone/tablet/touch screen via browser without the need for specific app through HTTP/REST. The controller is able to sense and record pressure of compressor operation. There is event logging details for analysis of the STP functions showing all relevant parameters, including pressure , in and output states, total operating time and remaining process including Tertiary Treatment comprising of the following components:

(a) IoT Controller - Control unit with intranet web access, microprocessor control with pre-set work cycles, real-time controlled, graphic display, operating hours counter, optional manual and automatic mode, acknowledgeable visual and acoustic fault message, mains failure alarm, logbook function operating level -01 unit (b) Panel Board enclosure - Panel board (Class IP 55/65) for the enclosure of controller and necessary electrical equipments (phase failure relay, MPCB, contactors) -01 unit (c) compressor / Bower - Liner diaphragm type compressor 3.3KW ,3ph , flow rate 70cu.m/hr - 1 unit (d) Diffusers in aeration tank - EPDM Fine bubble Tubular/ disc diffusers –12Nos-16Nos (1 m Tubular Diffusre) with SOTE <7.5%/m at a flow rate of 5 cu.m/hr or equivalent (e)Diffuser stands - Diffusion system in SS 304 (8/6 outputs ) stands - As per requirement and as per the tanks dimensioning (f) Air hose - Hose, PVC braided from Polyhose at 10 kg/ sq.cm at temperature rating of 85º C- Approx 150m (machine room <3m for Aeration tank). (g) Airlift units for transfer of water in collection , aeration and treated water tank - Air lift arrangement and functional mechansim , technology - minimum -4/6 units or as required in the site. (i) Charging unit by airlift – 2 units (ii) Dishcharging unit by airlift – 2 units (iii) Sludge return unit by airlift – 2 units (h) wiring for the plant - as per requirement in the site (j) SS 304 pipe clamps – clamps and fittings for wall mounting in SS-304 as per requirement at site. (k) Components for assembling and fixing solenoid valve set. (i) SS 304 output stand for valve arrangement (1”) (02 outputs/ 04 outputs) as per requirement (ii) Solenoid valve for airlift arrangement (Asco) (1”) -04 units (iii) Manifold stand for valve (SS-304, 2mm thick) – 01 unit (l) Operation Manual & Maintenance Manual – 01 Nos (m)Tertiary Treatment - Automatic filtration system AMPV, stater panel (automatic multiport valve)+ PSF+ACF+Filter feed pump (1w +1s) with a flow rate 2 to 3 cu.m/hr with chlorine disinfection - 1 Unit

(n) Construction of RCC Tanks for various components of 33KLD STP with permanent specification (Scope of STP covers all civil, electrical & mechanical components after end of sewage line till end of tertiary treatment and including treated water storage tank of 5KL capacity) with minimum RCC M-30 design mix including excavation in any type of strata, foundation concrete, footings, raft/pile, pile cap, plinth beam, column, lintel, roof beam, roof slab, water proofing to all internal RCC elements, internal and external plastering, finishing, roof treatment, plinth protection, including refilling of earth and disposal of surplus earth within 500m lead etc. all as specified and as directed. (o) Construction of RCC Machine room for 33 KLD STP with permanent specification of 10sqm plinth area with minimum RCC M-30 design mix including excavation in any type of strata, foundation concrete, footings, raft/ pile, pile cap, plinth beam, column, lintel, roof beam, roof slab, solid block walling, internal and external plastering, finishing, roof treatment, Anti termite treatment, Aluminium doors and windows, plinth protection, including refilling of earth and disposal of surplus earth within 500m lead etc. all as specified and as directed. (p) The Effluent (Treated) of Sewage shall meet the parameters as specified in PS Clause No. 15.03 on Sl. Page No 95(R) of tender pages

Notes :- (a) Design of STP shall be got vetted by IIT/NIT and thereafter it shall be approved by Accepting Officer before execution on ground. The soil test report of adjacent/ nearby site is available with GE (I) CG Kochi and if required shall be obtained from GE(I) CG Kochi which shall be used for designing the foundation of all structures. Contractor if desires or if required by vetting agency has to do the soil testing and the rate quoted shall be deemed to be inclusive of same and nothing extra shall be paid on this account. The water table in the area is high and contractor shall accordingly plan & design the plant and sewer network. (b) The description of item of STP in BOQ is in brief and all components required as per design to treat the influent to specified degree are included in the scope of item of STP even if the description of item above does not specify the same. (c) The scope of item of STP given in BOQ starts from end point of sewage line network. Hence necessary RCC sewage collection well/sump alongwith necessary sewage pumps of adequate capacity in 01 working + 01 standby configuration for each location are part of STP item and accordingly rate shall be quoted for the STP. (d) Wherever pumping is required in STP after end of sewer network till storage tank of treated effluent the same shall be provided by suitable pumps and for each stage two pumps (One working + one standby) shall be provided as per design requirement. Rate quoted for item of STP shall be inclusive of the provision. (e) The STP shall be based on SBR (Sequencing batch reactor) technology and design shall be accordingly carried out. (f) The treated water after tertiary treatment shall be fit for arboriculture activities etc. (g) All civil, electrical and mechanical components required after end of sewer network till delivery of treated effluent including storage tank for treated effluent 5 KL capacity before its pumping are covered under the item of STP and shall be inclusive in rate quoted for item of STP. (h) The quantities of various components if given in description of item are tentative and actual quantities as per design of STP for specified capacity shall be considered while quoting the rate for STP.

Supply and laying of 50 mm outer dia CPVC Pipers SDR 11 & Plain CPVC SDR 11 Fittings intrenches complete all as specified.

S & F 50mm outer dia CPVC SDR 11 ball valve and fixing to pipes laid on walls/ ceiling or laying in floors complete all as specified.

Supply , installation , testing & commissioning of monobloc Pump with suitable starter complete all as specified. Make: Kirloskar Model No. KDS 1.525

Excavation in trenches, not exc 1.5M wide and not exc 1.5M in depth, for foundation etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 Sqm on plan and n exc 1.5m in depth and getting out in hard/ dense soil.

Demolition of cement concrete of any description and in any position not otherwise specifically provided for complete all as specified & directed

Dismantling of floor, hearth or wall tiling including cement mortar bedding and removing rubbish out of the premises all as specified.

S&F PVC (SWR) pipes of dia 150mm with pressure rating 10 kgf/cm2 laid in trenches complete as specified & directed

Material and Labour PCC 1:4:8 type D-2 using 40 mm graded crushed stone aggregate as in foundation filling & mass concrete complete all as specified

Concrete bed to 150mm bore drain pipes incl packing under and haunching against the sides of pipes after they are laid and tested in cement concrete 1:4:8 type D2 complete all as specified

M&L For Pre-cast cement concrete block masonry with solid blocks Type C1 1:3:6 (20 mm grade aggregate), exc. 10 cm in width and setting in CM 1:6 complete all as specified

M&L for plastering 10 mm thick in CM 1:4 on PCC block masonry walls to be finished even and smooth (without using cement) with water proofing compound all as specified and directed. Note: Water Proofing Compound shall be measured & paid separately

Supply only integral water proofing compound ISI marked complete all as specified and as directed

M&L for providing PCC type B1-1:2:4 (using 20mm graded aggregate) in coping, kneelers, apex stones, bed plates, incl. weathering, slightly, rounded or chamfered angles and throating incl necessary formwork all as specified and as directed

M&L for precast cement concrete 1:2:4 (20mm graded aggregate) in cover slabs for manholes and similar articles with plain faces set in CM 1:6 all as specified and directed by Engineer - In - Charge.

M&L for TMT bars 8mm dia, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and incl mild steel wire(annealed) not less than 0.9mm dia all as specified

M&L 100 mm thick PCC 1:3:6 type B2 (40 mm graded aggregate) as subbase to floor all as specified and as directed.

M&L heavy duty vitrified tiles of any colour and shape and in any pattern and in any design 15 mm thick polished area of each tiles exceeding 0.16 sqm and not exc 0.36 sqm (Pattern consists combination of two or more tiles) as in floor, parking etc jointed in neat cement slurry and pointed in colored cement to match colour tiles over and including 20mm thick screed bed in CM 1:6 and pointed in colored cement to match coloured tiles. (The Colour, shade and pattern shall be approved by the GE during execution work).

M&L Machine pressed precast concrete interlocking paver block 60 mm thick with grey cement and no pigment any shape and size confirming to IS 15658-2006 of 60 mm thickness M-35 Grade.

Returning, filling in, including spreading. levelling, watering and well ramming in layers not exc 25cm complete all as spedified

Removing excavated soil n. exc 50m and depositing where directed at a level n. exc 1.5m above the starting point incl speading and levelling as directed.

Comprehensive maintenance as per description given above for 1st year of defect liability period after completion of Phase-I

Comprehensive maintenance as per description given above for 2nd year of defect liability period after completion of Phase-I

Comprehensive maintenance as per description given above for 3rd year after completion of Phase-I

Comprehensive maintenance as per description given above for 4th year after completion of Phase-I

Comprehensive maintenance as per description given above for 5th year after completion of Phase-I

Comprehensive maintenance as per description given above for 6th year after completion of Phase-I

Comprehensive maintenance as per description given above for 7th year after completion of Phase-I

Comprehensive maintenance as per description given above for 8th year after completion of Phase-I

Comprehensive maintenance as per description given above for 9th year after completion of Phase-I

Comprehensive maintenance as per description given above for 10th year after completion of Phase-I

Operation of plant as per terms & condition above for 1st year after completion of Phase-I

Operation of plant as per terms & condition above for 2nd year after completion of Phase-I

Operation of plant as per terms & condition above for 3rd year after completion of Phase-I

Operation of plant as per terms & condition above for 4th year after completion of Phase-I

Operation of plant as per terms & condition above for 5th year after completion of Phase-I

Operation of plant as per terms & condition above for 6th year after completion of Phase-I

Operation of plant as per terms & condition above for 7th year after completion of Phase-I

Operation of plant as per terms & condition above for 8th year after completion of Phase-I

Operation of plant as per terms & condition above for 9th year after completion of Phase-I

Operation of plant as per terms & condition above for 10th year after completion of Phase-I

MANU CREATIONS (BID ID -3410353)

EARTH ENVIROTECH SYSTEMS (BID ID -3405084)

Kakolil Trade Agencies (BID ID -3407668)