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| 1 | Bill No.1 |
| 2 | Collection System |
| 3 | Raw Sewage Collection Well with Pumping Arrangements:Design, engineering, supply, construction & commissioning of Raw Sewage Collection Well with Pumping Arrangements from collection well to inlet chamber, necessary pipes and specials, chain pully arrangements, RCC walk ways with ladder and handrail of suitable MoC as directed with all connected civil, mechanical, electrical and instrumentation works for real time monitoring, control and data acquisition on quality and quantity including necessary standby units etc. complete as per required standards and specifications. |
| 4 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 5 | Design, Engineering, Procurement and Construction of Feed Sump for 5MLD Capacity TTUF plant at Villivakkam, Chennai |
| 6 | Excavation |
| 7 | Excavation in hard stiff clay, stiff black cotton, hard red earth, shales, muram, gravel stoney earth and earth mixed with small size boulders as per SS 20B with initial lead of 10m and lift of 2.0m |
| 8 | Extra for every additional one metre lift or part therof over initial lift |
| 9 | BackFilling |
| 10 | Refilling with excavated sand complying with the standard specification for filling in foundations and basement |
| 11 | Concreting |
| 12 | Cement concrete 1:3:6 using crushed stone sand (M-sand) and 40mm gauge hard broken stone jelly & SRC for plain cement concrete works including laying in layers of not more than 15cm thick including ramming curing, etc., complete |
| 13 | Providing and laying in position machine batched, machine mixed and machine vibrated design mix cement concrete of M30 grade (using SRC) for reinforced cement concrete structural elements under controlled water cement ratio with plasticiser using 20mm and down graded machine broken granite stone jelly excluding the cost of centering and shuttering and reinforcement but included curing, fixing, fan clamps etc., as per standard specification and as directed by the Board officers complete. |
| 14 | Reinforcement |
| 15 | Supplying and fabricating CRS/ Thermo Mechanically Treated High Corrosion Resistance bars manufactured by Primary steel producers/ Integrated Steel Plants as per IS:1786-2008, including fixing with binding wired, assembling and laying in position for all RCC works for 10mm-32mm dia rod (Fe-500 D Grade with CRS material) |
| 16 | Piling Works |
| 17 | Drilling holes for piles of finished diameter of 450 mm in all types of soil, pavement, all types of rock,weathered rock,Hard rock using rotary drilling equipment for depths upto 20 m including all equipment, tools, labours, consumable, Bentonite, Casing materials and removal of all equipment,materials and debris on completion of concreting etc. complete as directed by the Engineer |
| 18 | Shuttering |
| 19 | Providing form work with centering for sofits of reinforced cement concrete slabs or plain surfaces including strutting upto 3m high |
| 20 | PVC Rungs |
| 21 | Insert Plate |
| 22 | Dewatering Expenses |
| 23 | Collection SystemMechanical Works Including Erection, Testing & Commissioning,Electrical Works Including Erection, Testing & Commissioning andInstrumentation Works Including Installation, Testing and Commissioning |
| 24 | Inlet Units |
| 25 | Inlet Chamber: Design, engineering, supply, construction & commissioning of RCC (M-25) Inlet Chamber designed for the peak flow including necessary excavation in all types of strata including walkway all around the periphery. Each compartment will have CI gates with extension rod, head stock, operating wheels, GI pipe railing, etc. The work includes providing and making necessary arrangements to connect the flow to screen chamber by approach channel as directed and as per specifications. |
| 26 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 27 | Mechanical Works Including Erection, Testing & Commissioning |
| 28 | Coarse Screen:Design, engineering, supply, construction & commissioning of Coarse Screen Chamber with S.S Screen channels including Manual Mechanical screen with S.S, Conveyor belt arrangements, MS walkway slab with ladder and handrail of suitable MoC as directed, S.S. rag disposal trays, necessary S.S. penstock shutter arrangements at the outlets, with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity including necessary standby units etc. complete as per required standards and specifications. |
| 29 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 30 | Mechanical Works Including Erection, Testing & Commissioning |
| 31 | Electrical Works Including Erection, Testing & Commissioning |
| 32 | Instrumentation Works Including Installation, Testing and Commissioning |
| 33 | Fine Screen: Design, engineering, supply, construction & commissioning of Fine Screen Chambers with S.S Screen channels including Manual Mechanical screen with S.S, Conveyor belt arrangements, MS walkway slab with ladder and handrail of suitable MoC as directed, S.S. rag disposal trays, necessary S.S. penstock shutter arrangements at the outlets, with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity including necessary standby units etc. complete as per required standards and specifications. |
| 34 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 35 | Mechanical Works Including Erection, Testing & Commissioning |
| 36 | Electrical Works Including Erection, Testing & Commissioning |
| 37 | Instrumentation Works Including Installation, Testing and Commissioning |
| 38 | Grit Removal Detritor / Oil Skimmer: Design, engineering, supply, construction & commissioning of continuous grit removal type Detritus Tank, mechanically operated in RCC (M-250) capable of removing 100% of 0.2 mm size particle and above, having specific gravity 2.30, designed for one peak 2 DWF with suitable arrangement of separation of grit from putrescible solids. Inlet and outlet channels of required sizes as may be required to connect the flow to connecting unit etc. complete including hydraulic testing for watertightness of structure having minimum FB of 0.3 m, washout arrangement to grit chamber and platform 1.2 m wide RCC walkway with GI pipe handling shall be provided. A pit for collecting grit conveyed by conveyor shall be provided. It should be suitable to handle the grit for carting. All arrangements shall be as detailed specifications and as directed by Engineer- In- Charge. |
| 39 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 40 | Mechanical Works Including Erection, Testing & Commissioning |
| 41 | Electrical Works Including Erection, Testing & Commissioning |
| 42 | Instrumentation Works Including Installation, Testing and Commissioning |
| 43 | Treatment Units |
| 44 | Sequencing Batch Reactor:Design, engineering, supply, construction & commissioning Sequencing Batch Reactor in RCC (M-250), SBR basins for biological removal of BOD along with nitrification, denitrification, Bio-P removal in compartments to handle combine flow of 1 DWF incoming flow and recirculation flow including construction of selector compartments and providing 1.2 m wide clear approach walkways, expansion joints wherever necessary, including foundations, etc as per specifications. Peak factor shall be 2, F/M ratio shall be 0.15, complete with air blowers, fine diffused aeration grid / equipment and FB 0.5 m and SWD as required. DO level in basin to be minimum 2 mg/l complete with ‘Oxygen Uptake Rate\" control system and all related instruments, stainless steel decanters and automation works. MLSS concentrations shall be 2000-5500 mg/l or more. MLVSS to MLSS ratio to be 0.8. HRT shall be between 12 to 13 hrs and SRT suitable for fully digested sludge. It should have all other related works as per detailed specification.Modifications of the Sequencing Batch Reactor used for large scale applications of SBR’s are generally based on the Cyclic Activated Sludge System (CASS™), or Intermittent Cycle Aerated Extended System (ICEAS®) are considered as equivalent for application in the bid. |
| 45 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 46 | Mechanical Works Including Erection, Testing & Commissioning |
| 47 | Electrical Works Including Erection, Testing & Commissioning |
| 48 | Instrumentation Works Including Installation, Testing and Commissioning |
| 49 | Secondary Clarifier: Design, engineering, supply, construction & commissioning of modular Secondary Settling Tank of RCC Construction with Walkways water tight secondary clarisettler having SWD of 3.75 m + 0.5 m FB. The settler shall be provided with a scraper mechanism in MS with epoxy painting for collecting the settled solids at the bottom (bottom slope 1:12). The central feed well shall be made of MS with epoxy painting from both faces & well stiffened. The sewage will be admitted in the feed well & then will move outwards towards periphery slowly & continuously over a weir & will be collected in a launder. |
| 50 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 51 | Mechanical Works Including Erection, Testing & Commissioning |
| 52 | Electrical Works Including Erection, Testing & Commissioning |
| 53 | Instrumentation Works Including Installation, Testing and Commissioning |
| 54 | Tertiary Treatment Units |
| 55 | Disc Filter with Backwash System: Design, engineering, supply, construction & commissioning of Disc Filter with Backwash system, pumps, pressure valves, pressure gauge, lifting arrangements, walkways of suitable MoC as directed with all connected civil, mechanical, electrical & instrumentation works for real time monitoring, control and data acquisition on quality and quantity including necessary standby units etc. complete as per required discharge standards and specifications. |
| 56 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 57 | Mechanical Works Including Erection, Testing & Commissioning |
| 58 | Instrumentation Works Including Installation, Testing and Commissioning |
| 59 | Ultra Filtration SystemUltra Filtration System with complete backwash and chemical enhanced backwash system: (Incl Civil works)Design, engineering, supply, construction & commissioning of UF shed with Ultra Filtration System, Manual Strainer/ Basket Filter complete, with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity including necessary standby units etc. complete as per required discharge standards and specifications. |
| 60 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 61 | Mechanical Works Including Erection, Testing & Commissioning |
| 62 | Electrical Works Including Erection, Testing & Commissioning |
| 63 | Instrumentation Works Including Installation, Testing and Commissioning |
| 64 | UF Permeate Tank: Design, engineering, supply, construction & commissioning of UF Premate Tank/ UF Backwash Tank with Backwash Pumps, lifting arrangement, with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity including necessary standby units etc. complete as per required discharge standards and specifications. |
| 65 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 66 | Mechanical Works Including Erection, Testing & Commissioning |
| 67 | Instrumentation Works Including Installation, Testing and Commissioning |
| 68 | UF Reject Tank: Design, engineering, supply, construction & commissioning of UF reject Tank, with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity including necessary standby units etc. complete as per required discharge standards and specifications. |
| 69 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 70 | Mechanical Works Including Erection, Testing & Commissioning |
| 71 | Electrical Works Including Erection, Testing & Commissioning |
| 72 | Instrumentation Works Including Installation, Testing and Commissioning |
| 73 | Filter Feed Tank for ACF: Design, engineering, supply, construction & commissioning of Filter Feed Tank with pumps, lifting arrangements, walkways, ladder and handrail of suitable MoC as directed, with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity including necessary standby units etc. complete as per required discharge standards and specifications. |
| 74 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 75 | Mechanical Works Including Erection, Testing & Commissioning |
| 76 | Instrumentation Works Including Installation, Testing and Commissioning |
| 77 | Activated Carbon Filter with Filter Media: Design, engineering, supply, construction & commissioning of Activated Carbon Filter with Filters Media, auto values, pressure guage, with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity including necessary standby units etc. complete as per required discharge standards and specifications. |
| 78 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 79 | Mechanical Works Including Erection, Testing & Commissioning |
| 80 | Electrical Works Including Erection, Testing & Commissioning |
| 81 | Instrumentation Works Including Installation, Testing and Commissioning |
| 82 | Ultra Violet Disinfection System: Design, engineering, supply, construction & commissioning of Ultra Violet Disinfection System with UV sensors, Lamps, automatic wiping system, modules, suitable clamps, piping, safety sensor, Supply & fixing ofsuitable cables with all connected civil, mechanical, electrical & instrumentation works for monitoring, control and data acquisition on quality and quantity and their mechanical standby units all etc, complete.as per specifications. |
| 83 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 84 | Mechanical Works Including Erection, Testing & Commissioning |
| 85 | Electrical Works Including Erection, Testing & Commissioning |
| 86 | Instrumentation Works Including Installation, Testing and Commissioning |
| 87 | Ozonation System:Design, engineering, supply, construction & commissioning of ozonation System with air compressors, drive motors, silencer, intake filters, inter coolers, step up gear box, oxygen generators, air cooled chillers, ozone dosing system and necessary sensors required for system complete as per specification. |
| 88 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 89 | Mechanical Works Including Erection, Testing & Commissioning |
| 90 | Electrical Works Including Erection, Testing & Commissioning |
| 91 | Instrumentation Works Including Installation, Testing and Commissioning |
| 92 | Chlorine Disinfection System: Design, engineering, supply, construction & commissioning of Chlorine Contact Tank with SS penstock gates at inlet and outlet of the tank, ladder and handrail of suitable MoC as directed, Drain pump sets, with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity including necessary standby units etc. complete as per required standards and specifications. The contact time provided is 30 mm to achieve 99.99% reduction in coliform during average flow condition. Chlorine dosage will be as per standard provisions including designing, providing and constructing water supply provision for chlorination, including providing dewatering and bypass arrangement for joining to final effluent mains and outlet weir, etc. complete. The effluent quality should match with the standards laid down by Tamil Nadu Pollution Control Board and as per obligatory provision for reuse and as detailed specification and as directed by Engineer-in-charge. |
| 93 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 94 | Mechanical Works Including Erection, Testing & Commissioning |
| 95 | Electrical Works Including Erection, Testing & Commissioning |
| 96 | Instrumentation Works Including Installation, Testing and Commissioning |
| 97 | Treated Water Storage |
| 98 | Treated Water Sump: Design, engineering, supply, construction & commissioning of Treated Effluent Sump & Pump House including pumps, liffting arrangement, walkway bridge, MS Walkway with ladder and handrail of suitable MoC as directed, with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity including necessary standby units etc. complete as per required standards and specifications. |
| 99 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 100 | Mechanical Works Including Erection, Testing & Commissioning |
| 101 | Electrical Works Including Erection, Testing & Commissioning |
| 102 | Instrumentation Works Including Installation, Testing and Commissioning |
| 103 | Sludge Treatment Units |
| 104 | Filter Press: Design, engineering, supply, construction & commissioning of Filter Press, Polyelectrolyte solution tanks including providing of the required sludge feed pumps, sludge tank, agitators arrangements, filter press dosing systems, solution tanks agitators, pumps, interconnecting pipes, fittings, valves safety equipment, staircase, walkway with SS hand railing, with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity including necessary standby units etc. complete as per required standards and specifications. |
| 105 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 106 | Mechanical Works Including Erection, Testing & Commissioning |
| 107 | Electrical Works Including Erection, Testing & Commissioning |
| 108 | Instrumentation Works Including Installation, Testing and Commissioning |
| 109 | Effluent Pumping Main |
| 110 | Discharge Pumping Main: Design, engineering, supply, construction & commissioning of Discharge Pumping Main of HDPE from STP Outlet to Canal for a length of 500m upto the discharge arrangements with cascading arrangement included, with all connected civil & mechanical works including necessary standby units etc. complete as per required standards and specifications. |
| 111 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 112 | Mechanical Works Including Erection, Testing & Commissioning |
| 113 | Electrical Works Including Erection, Testing & Commissioning |
| 114 | Instrumentation Works Including Installation, Testing and Commissioning |
| 115 | MCC Room |
| 116 | Panel Room: Design, engineering, supply, construction & commissioning of Panel Room to house all panels, Breakers, MCCB, with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity including necessary standby units etc. complete as per required standards and specifications. |
| 117 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 118 | Electrical Works Including Erection, Testing & Commissioning |
| 119 | Electrical System: Design, engineering, supply, construction & commissioning of complete electricalsystem required for the entire process, EBpanel, LV Panel, PLC Panel, OCEMS Panel, Capacitor panel, DGpanel, including room lighting, fans, Airconditioners, Yard lighting, earth pits, laying of cables & cable trays, with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity including necessary standby units etc. complete as per required standards and specifications. |
| 120 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 121 | Electrical Works Including Erection, Testing & Commissioning |
| 122 | DG : Design, engineering, supply, construction & commissioning of suitable DG Set for the total working load of the plant with engine (as per CPCB-2 norms) at 1500RPM under NTP conditions complete with standard Accessories coupled to make standard design alternator mounted on a common iron base frame, suitable rated battery with leads, hospital silencer, fuel tank, Control Panel & set of AVM pads, composite type acoustic enclosure, with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity including necessary standby units etc. complete as per required standards and specifications. |
| 123 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 124 | Electrical Works Including Erection, Testing & Commissioning |
| 125 | Instrumentation Works Including Installation, Testing and Commissioning |
| 126 | Other Facilities |
| 127 | Admin Cum Laboratory Block: Design, engineering, supply, construction & commissioning Administrative cum laboratory including supply of furniture for office, SCADA control room including providing split AC system & fully equipped laboratory room with lab equipment’s & chemicals to test all inlet, outlet and process monitoring parameters, with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity including necessary standby units etc. complete as per required standards and specifications.ORP:Though the measurement of free chlorine concentration is suggested for the disinfection control, as free chlorine works through oxidation, ORP instrumentation be used to monitor and control its effectiveness. |
| 128 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 129 | Mechanical Works Including Erection, Testing & Commissioning |
| 130 | Electrical Works Including Erection, Testing & Commissioning |
| 131 | Instrumentation Works Including Installation, Testing and Commissioning |
| 132 | Road/ Paverblock: Design, engineering, supply & construction of Road / Paver block, Pathway, Ladder and handrail of suitable MoC as directed, Yard and Street lighting with all connected civil, mechanical & electrical works including necessary standby units etc. complete as per required standards and specifications. |
| 133 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 134 | Valves: Supply, delivery, errection and commissioning of the valves and complete specials required for the entire treatment process, etc |
| 135 | Mechanical Works Including Erection, Testing & Commissioning |
| 136 | Storm water Drains: Storm water drains as per specification |
| 137 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 138 | Fencing: Providing chain link fencing with gate as per specification |
| 139 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 140 | Borewell: Provision of water supply arrangements including providing bore well, underground sump and submersible pumps necessary GI pipes, valves, etc complete. |
| 141 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 142 | Mechanical Works Including Erection, Testing & Commissioning |
| 143 | Electrical Works Including Erection, Testing & Commissioning |
| 144 | Instrumentation Works Including Installation, Testing and Commissioning |
| 145 | Reusing Pipe: Provision for pump and piping for re-use of a portion of secondary treated water for inside land scapping and washing etc from final treated water tank including all control valves, jets, etc complete |
| 146 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 147 | Mechanical Works Including Erection, Testing & Commissioning |
| 148 | Electrical Works Including Erection, Testing & Commissioning |
| 149 | Instrumentation Works Including Installation, Testing and Commissioning |
| 150 | Soil Testing, Clearing Site: Soil testing, Dismantling existing structure and removing from site, clearing of site, leveling, getting of temporary power supply and providing temporary construction arrangements etc complete. |
| 151 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 152 | Safety Equipment & Tools: Design, engineering, supply, construction & commissioning of Safety Equipment and Tools like fire extinguishers, fire alarm, fire buckets with stand, shock proof rubber mats, emergency lights, digital multimeter, Spanner, Screw driver, etc. complete as per required standards and specifications. |
| 153 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 154 | Landscaping/ Asthetic arrangements:Design, engineering, supply & construction of landscapping and other asthetic arrangements with all connected civil & mechanical works including necessary standby units etc. complete as per required standards and specifications. |
| 155 | Civil Works Including Piping, Erection, Testing & Commissioning |
| 156 | BILL NO.2 O&M FIXED COST AND VARIABLE COST FOR 5MLD STP |
| 157 | FIXED COST FOR 5MLD STP |
| 158 | Manpower |
| 159 | For First Year |
| 160 | For Second Year |
| 161 | For Third Year |
| 162 | For Fourth Year |
| 163 | For Fifth Year |
| 164 | For Sixth Year |
| 165 | For Seventh Year |
| 166 | Maintanance of all Civil Structures |
| 167 | For First Year |
| 168 | For Second Year |
| 169 | For Third Year |
| 170 | For Fourth Year |
| 171 | For Fifth Year |
| 172 | For Sixth Year |
| 173 | For Seventh Year |
| 174 | All repairs including Spares & Replacement, Oil & Grease and other consumables |
| 175 | For First Year |
| 176 | For Second Year |
| 177 | For Third Year |
| 178 | For Fourth Year |
| 179 | For Fifth Year |
| 180 | For Sixth Year |
| 181 | For Seventh Year |
| 182 | Maintenance of Entire plant Housekeeping including office and Lab |
| 183 | For First Year |
| 184 | For Second Year |
| 185 | For Third Year |
| 186 | For Fourth Year |
| 187 | For Fifth Year |
| 188 | For Sixth Year |
| 189 | For Seventh Year |
| 190 | VARIABLE COST FOR 5MLD STP |
| 191 | Chlorine Cost* |
| 192 | For First Year |
| 193 | For Second Year |
| 194 | For Third Year |
| 195 | For Fourth Year |
| 196 | For Fifth Year |
| 197 | For Sixth Year |
| 198 | For Seventh Year |
| 199 | Other Chemicals & other Consumables Cost (Except Chlorine ) |
| 200 | For First Year |
| 201 | For Second Year |
| 202 | For Third Year |
| 203 | For Fourth Year |
| 204 | For Fifth Year |
| 205 | For Sixth Year |
| 206 | For Seventh Year |
| 207 | Safe Disposal of grit /Sludge including collection, transportation to disposal site** |
| 208 | For First Year |
| 209 | For Second Year |
| 210 | For Third Year |
| 211 | For Fourth Year |
| 212 | For Fifth Year |
| 213 | For Sixth Year |
| 214 | For Seventh Year |
| 215 | Diesel Cost*** |
| 216 | For First Year |
| 217 | For Second Year |
| 218 | For Third Year |
| 219 | For Fourth Year |
| 220 | For Fifth Year |
| 221 | For Sixth Year |
| 222 | For Seventh Year |
| 223 | Power Cost |
| 224 | For First Year |
| 225 | For Second Year |
| 226 | For Third Year |
| 227 | For Fourth Year |
| 228 | For Fifth Year |
| 229 | For Sixth Year |
| 230 | For Seventh Year |
