City Ordinance No. 570 - Bacolod City

City Ordinance No. 570
December 1 2011
Page 17
a. Primary Treatment - this includes multi-chamber septic tank, comprising of
primary sedimentation tank and digestive chamber. The effluent should be
conveyed to the secondary treatment facility for further oxidation of sewage.
b. Secondary Treatment - this employs a complete biological process of
treatment including aeration and sedimentation system. The Clearwater should
be conveyed to the tertiary treatment while the sludge shall be conveyed to the
sludge treatment.
c. Tertiary Treatment - In order to meet the standard parameters prescribed by
the DENR Administrative Order No. 35 series 1990, this stage should therefore
serve as the final treatment. The clear water will pass through micro filter and
chlorine disinfection before being discharged to the nearest drainage or body
of water.
SECTION 29. Establishment of Wastewater Treatment Plant The following
factors shall be observed in the establishment of the on-site wastewater treatment plant,
to wit:
a. Quantity of wastewater for treatment and disposal
b. Type of wastewater for treatment and disposal
c. Location of the treatment and disposal facility
d. infrastructure requirements
e. Treatment efficiency
f. Locally available equipment and parts
g. Space availability
h. Investment and operating cost
i. Operation and maintenance
j. Training requirement for operation
k. Regulatory requirements
CHAPTER W
Health and Safety Practices
SECTION 3©. Occupational Health and Safety Measures. The Essential
occupational health and safety measures of the personnel that will handle the collection,
treatment and disposal of the wastes, are the following:
a. Proper training of health care workers
b. Provision of personal protective equipment (from head to toe)