REF. WASTE WATER ENGINEERING BY METCALF & EDDY PP 28 TABLES 2-11
HOSPITAL EFFLUENT TREATMENT PLANT :
Discharge Calculation:
OPTION-I
.
The proposed hospital will have ------ beds.(Number of bed mentioned in municipality records or other govt document)
1. Bed in Hospital= Nos @ 500 liter per bed = Liter
2. Employee in Hospital = nos @ 40 liter per employee= Liter
3.Hostels- Persons = nos @ 150 liters per person.= Liter
4.Kitchen Meals= nos@ 10 liter per meal = Liter
So, Total Quantity of discharge: --------- liter per day
Discharge Calculation:
OPTION-II
Total water purchased or drawn from bore well = A Liter/day (Bill of water purchase or flow meter reading of bore well)
Quantity of Effluent , liter per day = 80 % of ( A )
WASTE
WATER FLOW RATES IN DIFFERENT UNITS:
Waste
water consist primarily of used water, the water that reaches the sewer .
For
different units it is different as shown in the chart .
Source
|
Unit
|
Range
l/u/d
|
Typical
l/u/d
|
Apartment
|
Person
|
200-340
|
260
|
Hotel
resident
|
Resident
|
150-220
|
190
|
Hotel
Employee
|
Employee
|
30-50
|
40
|
Individual
Home
|
Person
|
190-350
|
280
|
Airport
|
Passenger
|
8-15
|
10
|
Automobile
service station
|
Vehicle
served
|
150-200
|
200
|
Restaurant
|
Meal
|
8-15
|
10
|
Office
|
Employee
|
30-65
|
55
|
Laundry
|
Machine
|
1800-2600
|
2200
|
Laundry
|
Wash
|
180-200
|
190
|
Hospital
medical
|
Bed
Employee
|
500-950
20-60
|
650
40
|
School
|
Student
|
20-65
|
40
|
School
boarding
|
Student
|
200-400
|
280
|
For
Industries
|
|
80%
of water used used in production will be released as waste water
|
|
Meat
processing
|
Mg
|
15-20
cu mtr/ Mg
|
|
Milk
Products
|
Mg
|
10-20
cu mtr/Mg
|
|
Bread
|
Mg
|
2-4
cu mt/Mg
|
|
Beer
|
Mg
|
10-16
cu mtr/Mg
|
|
Whisky
|
Mg
|
60-80
cu mtr/Mg
|
|
Paper
Pulp
|
Mg
|
250-800
cu mt/ Mg
|
|
Paper
|
Mg
|
120-160
cu mtr/Mg
|
|
Textile
Bleaching (Cotton)
|
Mg
|
200-300
cu mtr/Mg
|
|
Textile
Dyeing (Cotton)
|
Mg
|
30-60
cu mtr/Mg
|
|
REF : WASTE WATER ENGINEERING : TREATMENT , DISPOSAL AND REUSE
--- METCALF & EDDY .