How to do community composting using Organic Waste Converter

S.No	Attribute	Details
1.	Name	Organic Waste Converter
2.	# of households	400
3.	Year Started	2016
4.	Location	There is a vacant space in car parking area in basement which is just below the stairs. It is walled and is used for composting. There is another room in basement for collection of dry waste. The kabariwallah gets his vehicle inside and directly picks up the dry waste from the room itself
5.	Vendor	Vennar Organic Fertilizer Pvt Limited
6.	Specifications	Shredder OWC-60 Capacity The machine churns 20-25 kg of wet waste in just 10-15 min.
7.	Vendor Roles & Responsibilities	Roles: Making the steel rake Installation of water dripping system above the rake Supplying of accelerator - bioculum
8.	Initial Expenses	Rs. 6,50,000 Total: Rs 6.5 Lakh The cost of the shredder - 4 Lakh Buying of crates, making up of steel rakes, preparation of SWM room and dry waste collection room - 2.5 Lakh
9.	Operational Expenses	Rs. 9,000 per month Total: Rs. 9,000+/month Salary for person who operates OWC - Rs. 9000/month. 20 bags of sawdust every month.
10.	Revenue Source	Sale of dry waste generates around Rs 3,000 to 4,000 every month.
11.	Time taken to Compost	2 hours per day
12.	Composting Method	Method Description: The society uses 2 bin- one bag approach for segregating the overall waste. The food waste which is generated every day, is then mixed with sawdust and is together put in the Organic Waste Convertor. In the machine itself, an accelerator called biocullum and sanifresh for managing odor problems is put along with the food waste. Once the food is shredded, it is filled in crates. Around 80 crates are used for composting 150 kg of food waste. These crates are then put on steel rakes which are kept there for 21 days. A dripping system is put above each rake. It runs for 2-3 min after every 4-5 hours. This helps in retaining the moisture level of the compost. After 21 days of curing in the rakes, the compost is ready to be used.
13.	Compost Uses	Some of the compost is used by the gardener. What is left is taken up by the vegetable vendor who comes to sell organic vegetables in the society premises. The residents also can take the compost for their own purposes.

See Also

Summary of Community Composting Methods