QUIZ 2 URBAN INFRASTRUCTURE

Below are the role of sewerage system EXCEPT:

• Reduction of greenhouse gasses emissions

• Collect and treat sanitary wastewater from domestic and industrial sources and drain storm water

• Sustainable Urban Development

• Reduction of rainwater in drainage system

Tags

NGSS.MS-ESS2-4

Below are the components of sewerage system EXCEPT:

• Collection of Domestic Sanitary Wastewater

• Separate sewer system

• Combined sewer system

• Individual Sewer system

Separate system are where sanitary wastewater and storm water run into separate sewer lines.

• Yes

• No

The installation cost of a combined system is higher than that of separate system

• Yes

• No

What are the main role of Prefecture Sewerage?

• Received wastewater from two or more municipalities and transport it to WWTPs for treatment

• Collect wastewater with their sewer network that connects the manholes to trunk sewer

• Treat Wastewater

Below are the process of creating a master plan for sewerage system EXCEPT:

• Formulation of basic policy

• data collection

• Analysis

• Observation

Feasibility of meeting the goals needs to be studied to identify what obstacles exist or will appear in the future. Statement above represent:

• Data collection

• Prediction

• Analysis

• Formulation of Basic policy

Tags

NGSS.HS-ETS1-1

NGSS.HS-ETS1-3

The criteria that need to be considered for sludge recycling are Matching supply and demand by securing customers

• Yes

• No

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

Planned sludge generation shall be estimated from planned daily maximum sanitary wastewater flow, concentration of suspended solids, removal rate, and water content of sludge. Statement above represent:

• Treatment process

• Recycle of sludge

• Planned sludge generation

How is sewerage system failure caused?

I Sewer deterioration begins with initial flaws such as sewer pipe overloading, which can lead to sewer cracking

II Population density and water consumption

III Sewer failure can also be caused by leaking joints.

IV The ingress of tree roots or vegetation may cause sewer blockage.

• I,III,IV

• I,IV

• I,II,IV

• II,III

Tags

NGSS.MS-ESS3-4