RBOD
|
=
|
0.00834 A (B-300)- + K
| ||
Where
| ||||
RBOD
|
=
|
The BOD surcharge rate in cents per 1,000 gallons
of waste discharged.
| ||
0.00834
|
=
|
Constant to convert parts per million to pounds
per 1,000 gallons.
| ||
A
|
=
|
The average annual fixed operating and maintenance
cost of treatment processes per pound of BOD received at the treatment
plant.
| ||
B
|
=
|
The average BOD of the industrial waste expressed
in parts per million as determined in accordance with this article.[1]
| ||
300
|
=
|
The maximum BOD permissible without surcharge.
| ||
K
|
=
|
Constant, in dollars, equal to engineering,
legal and administrative costs incurred in determining surcharge.
|
Rss
|
=
|
0.00834 C (S-350) + K
| ||
Where
| ||||
Rss
|
=
|
The suspended solids surcharge rate in cents
per 1,000 gallons of waste discharged.
| ||
0.00834
|
=
|
Constant to convert parts per million to pounds
per 1,000 gallons.
| ||
C
|
=
|
The average annual fixed operating and maintenance
costs of the sludge digestion, drying and disposal operations per
pound of suspended solids received at the treatment plant.
| ||
S
|
=
|
The average suspended solids concentration of
the industrial waste expressed in parts per million as determined
in accordance with this article or generally accepted standards in
industry.
[Amended 6-30-1986 by Ord. No. 1960] | ||
350
|
=
|
The maximum suspended solids concentration permissible
without surcharge.
| ||
K
|
=
|
Constant, in dollars, equal to engineering,
legal and administrative costs incurred in determining surcharge.
|