Sewage Indicative Unitary Costs for Democratic Management (page 1/ 2)
Type of cost	cost for	concept	lower Unit	low cost low/u	low cost high/u	low unit quantity	Discrepancy left/right	high unit	High cost /u low	High cost /u high	High unit quantity	Suggested amount to work with
sewage administration	construction	sewage central agency	cap	238	420	25000	0.000	m3/year treated	25	52	212675	8226469
sewage administration	construction	sewage social fund	cap	67	417	15000	0.000	m3/day treated	2580	18929	337	3629414
sewage administration	construction	sewage treatment full	cap	21	22	10000	0.000	m3/day treated	226	275	869	217624
sewage administration	construction	sewage all	cap	35	42	5000	-3.274	m3/day treated	393	479	1875	364085
sewage administration	construction	sewage primary	cap	4.3	4.4	100000	0.000	m3/day treated	10	13	37500	434759
sewage administration	construction	sewage primary	cap	16	34	1000	0.000	m3/day treated	60	73	375	24859
sewage administration	construction	sewage primary	cap	7.8	16.1	10000	0.000	m3/day treated	29	35	3750	119647
sewage administration	construction	sewage waste facilities	cap	16	17	10000	0.003	m3/day treated	4.0	4.9	37500	168220
sewage disposal	construction	water separation system	cap	1550	3410	5	0.000	system	7750	17050	1.0	12400
sewage disposal	construction	composter-digester large industrial rearing	cap	13	15	75000	0.000	m3	463	927	1500	1042500
sewage disposal	construction	activated sludge	cap	5.8	6.5	100000	0.000	m3/day treatment capacity	15	18	37500	619168
sewage disposal	construction	activated sludge	cap	19	29	1000	0.000	m3/day treatment capacity	57	70	375	23885
sewage disposal	construction	composter-digester large farm rearing	cap	38	47	7500	0.000	m3	927	1622	250	318542
sewage disposal	construction	local treatment medium small	cap	16	17	5000	0.900	treated m3 /day	40	49	187	8384
sewage disposal	construction	mechanical dewatering gravity thickener 76l/mn to 380l/mn	kgs/ton & l/mn	370751	453140	1	0.000	m²	2275	2780	154	389200
sewage disposal	construction	mud from plant stations incinerated	cap	8.4	10.2	500	-59.364	treated m3 / day	62	88	3750	142717
sewage disposal	construction	filter with low flow medium large	cap	9.0	10.2	10000	0.000	treated m3 /day	23	28	3750	95773
sewage disposal	construction	anaerobic upflow filter	cap	930	2480	5	0.000	system	4650	12400	1.0	8525
sewage disposal	construction	composter-digester small rearing in rural zone	cap	56	69	500	0.000	m3	1853	4402	10	31275
sewage disposal	construction	activated sludge	cap	10	11	10000	0.000	m3/day	25	30	3750	103883
sewage disposal	construction	industrial line evacuation	cap	4.4	5.3	25000	0.000	m	28	33	4000	121590
sewage disposal	construction	filter with low flow large	cap	4.4	4.5	100000	0.000	treated m3 /day	11	13	37500	442048
sewage disposal	construction	mud from plant stations to landfill	cap	25	31	500	-66.072	treated m3 / day	21	29	37500	474949
sewage disposal	construction	recirculating sand filter	cap	1550	2480	5	0.000	treated m3 / year	12	16	705	10075
sewage disposal	construction	black waters plant	cap	1.4	1.7	15000	-10.310	m²	51	54	5000	169083
sewage disposal	construction	septic or holding tanks	cap	1395	1705	5	0.000	m3	388	904	12	7750
sewage disposal	construction	mud systems	cap	2170	3100	5	0.000	system	10850	15500	1.0	13175
sewage disposal	construction	activated sludge	cap	42	51	100	0.000	m3/day treatment capacity	112	137	38	4663
sewage disposal	construction	filter with low flow small	cap	23	35	1000	0.000	treated m3 /day	69	85	375	28809
sewage disposal	construction	station	m3 / day	206	245	10000	0.000	ha	81179	99219	25	2254974
sewage disposal	construction	low pressure systems	cap	1240	1860	5	0.000	system	6200	9300	1.0	7750
sewage disposal	funcional	equalization	cap	2.0	6.5	5000	-11.564	m3 /day	124096	408923	1.0	131936
sewage disposal	funcional	mud filter waters residual	cap	563	689	500	-0.993	m²	99735	523946	2.0	313003
sewage disposal	funcional	mechanical dewatering solid bowl centrifuge 76l/mn to 380l/mn	kgs/ton & l/mn	469694	574070	1	0.000	m²	2882	3522	160	513605
sewage disposal	funcional	management of mud filter evacuation	cap	49	88	15000	0.997	m3	0.216	0.431	8700	1030980
sewage disposal	funcional	liq.waters resid.lagoon-aeration	cap	39	56	15000	0.997	m3	0.172	0.274	8700	716462
sewage disposal	funcional	management of mud digestion	cap	35	44	15000	0.997	m3	0.152	0.213	8700	587049
sewage disposal	funcional	liq.waters resid.tank air.mud	cap	29	31	15000	0.997	m3	0.129	0.153	8700	455685
sewage disposal	funcional	mud digestion	cap	220	269	500	-0.015	m3	15528		8.0	122369
sewage disposal	funcional	liquid clarification	cap	778	950	1500	0.000	m²	7459	9823	150	1296127
sewage disposal	funcional	residual mud centrifugation	cap	72	100	15000	-0.244	dry kg . hours	4569	4573	350	1599985
sewage disposal	funcional	muds management centrifugation	cap	72	100	15000	0.998	m3	0.208	0.401	8700	971571

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