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30% of waste reduction will be considered due to leachate and volatile gas removal.
| Volume (= Total biodegradable waste per day/ Density of biodegradable waste) |
m³ |
| Height of the waste in receipt platform (Height limited to 0.333 m for preliminary seggregation) |
0.333 m |
| Area (= Volume/ Height of the waste in receipt platform) |
m2 |
Area for Receipt Conveyor
Area for Shredding Machine
| Total biodegradable waste per day |
kg/day |
| Qty of inoculum (5 % of waste qty) |
kg |
| For 25 days retention time total waste to be handled in windrow |
kg |
| Volume (= Waste to be handled in windrow/ Density of waste) |
m3 |
| Considering the shape of windrow is between an oval & trapezoidal. The volume of windrow needed is Volume = Height x Width x Length x 0.66 | |
| Height of Windrow (As per GO (MS) No. 73/2011/LSGD; dated 01-03-2011 the size of the windrow is limited to a maximum of 1.5m height ) |
1.5 m |
| Width of Windrow (As per GO (MS) No. 73/2011/LSGD; dated 01-03-2011 the size of the windrow is limited to a maximum of 2m width ) |
2 m |
| Length of Windrow (= Volume / (Height x Width x 0.66)) |
m |
| Length of each bays (Considering 25 days retention period, No of bays is 26)) |
m |
| Digested compost from windrow |
kg/day |
| The maturity bay is for stacking min 30 day’s partially treated waste from the windrows.
Sieve the compost and move the output to the designated maturity yard and keep it in a heap of 3m for a period of 30 days or
till the compost is fully matured. | |
| After screening for 30 days |
kg |
| Volume required |
m 3 |
| Area for Maturity bay |
m2 |
Area for Rotary Sieve
Area for Platform Balance
| As per GO (MS) No. 73/2011/LSGD; dated 01-03-2011 the storage space with locking arrangements to stack mini 90 days production. | |
| Compost generation per day |
kg |
| Compost generation for 90 days |
kg |
| Volume required |
m 3 |
| Height of heap |
3 m |
| Area required |
m 2 |
Size of Compost Shed
| Anaerobic bays cater for slow decaying bio-degradable waste of approximately 5% of the daily waste input for a period of 90 days. | |
| Slow decaying bio-degradable waste per day | kg |
| For 90 days | kg |
| Volume required | m3 |
| Height of the tank | 1.5 m |
| Area required | m2 |
| As per GO (MS) No. 73/2011/LSGD; dated 01-03-2011 plants of 2 ton and above provide twelve bays each of adequate size | |
| For 12 bays | m2 |
| Inoculum needed for 25 days | kg |
| Volume required | m 3 |
| Height of heap | 3 m |
| Area required | 3 m2 |
| 1% of total waste | kg/day |
| Storing for 30 days | kg |
| Density of Non bio waste | 250 kg/m3 |
| Volume required | m3 |
| Stack Height | 2 m |
| Area required | m2 |
| Area Required (= Anaerobic bay + Inoculum store + Non bio waste) |
m2 |
| Shed for Anaerobic bay, Storing inoculum and Non bio waste | m2 |
| As per GO (MS) No. 73/2011/LSGD; dated 01-03-2011 an office space of appx 3mx3m and workers rest room of appx 3mx3m along with one toilet each for men and women, a washroom for women in the same block for the plants of capacities 3 ton/day to 5 ton/day. In the case of 1 ton and 2 ton plants one rest room with two toilets. For higher size plants which are above 6 ton size and above additional 10 sqm of rest room area per 5 ton of additional capacity each. Separate buildings for office and rest room in higher size plants. | |
| Plant Capacity | TPD |
| Area required | m2 |
| As per GO (MS) No. 73/2011/LSGD; dated 01-03-2011 a guard room of size 2.1mx 2m at the entrance to the plant complex for watch and ward staff in plants of capacity 3 ton and above. | |
| Area required | 4.2 m2 |
| As per GO (MS) No. 73/2011/LSGD; dated 01-03-2011 a 1000 litre water tank for plants 1 ton and 2 tons capacities 2000 litres up to 5 ton /day capacity plant, above the roof of office cum restroom .Additional 1000 litres capacity per increase of 2 Ton. | |
| Water supply | Litres |
| Qty of incoming waste per day | TPD |
| Qty of waste from which leachate is generated (consider, leachate will be generated from 15 bays) |
TPD |
| Total leachate generation (400L/ Ton) |
L/day |
| Detention period |
8 hrs |
| Volume of tank |
m3 |
| Effective depth of tank |
2 m |
| Area required |
m2 |
മലയാളം
0471-2319831, 0471-2312730