Table 8.

Barriers and challenging factors

Variables	Description	Circumstances (%)	Response (%)	Frequency
Specific reasons through which investors are partily satisfied with biogas plant	Prepared food (not pleasant)	8	9	12.8
	Biogas plant operational difficulty	4	4.7	5.9
	Technical problems encounter frequently	8	10	9
	Through extra workload	5	6.3	8.8
	Unavailability of technicians	10	12.8	15.6
	Insufficient gas for lighting and to prepare food	8	10	11
	Others	5	6.3	8.9
Biogas plant accepting barriers	Malfunctioning of stove	6	6.2	7.8
	Difficulty in gas leakage	8	9	10.8
	Food has less taste with biogas	7	7.4	11.4
	Extra workload	9	7.5	12.3
	Delay to solve technical problems	10.5	12.4	18.9
	Issues in availability of technicians	10	8.4	15.6
	Insufficient gas for lighting and food	9	9.5	13.6
	Occasionally completely no working	8	7.54	11.7
	Others	10	8.6	15.5
Core issues of a biogas plants, failure in operation	Pipeline blockage through compressed water	11	9.5	17.4
	Pipeline bio-slurry obstruction	13	7.2	21.6
	Natural misadventure	11	8.5	17.6
	Poor and unbalanced operations for water and dung	21	14.4	41.4
	Biogas plant skilled operator issues	14	11	22.5
	Empowerment issues due to local gas distribution authority	9	7.2	13.6
	Malfunctioning of stove	5	5.3	8.7
	Spare parts availability issues	11	8.4	20.7
	dissatisfactory maintenance	13	11.4	25.4
	Day-by-day increasing workload increasing	9	4.3	13.6
	Bio-slurry improper management	5	4.3	5.8
	Attachment toilet un − sacred	5	4.5	6.7
	Ancient procedure and outdated design	9	6.4	15.4
	Poor service quality during installation	6	4.3	7.5
	Poor construction material used	10.2	5.8	16.4
	Others	17	18.8	31.4