CHAPTER 2: DRAINAGE ABOVE AND BELOW GROUND

Soil and waste pipe system is function to:

• A. Prevent foul gases from entering the building.

• B. Prevent from loss of water in the traps.

• C. Carry away the discharge from sanitary fittings.

• D. To provide enough amount of water for flow of discharge from sanitary fittings.

This is the layout of:

• A. Fully ventilated soil and waste pipe system

• B. Single stack system

• C. Dual pipe system

This type of soil and waste pipe system does not required the vent pipe since it can act as the vent pipe. This is refer to:

• A. Dual pipe system

• B. Combine pipe system

• C. Single stack system

The installation of are such in hospitals, factory, school and library.

• A. Dual pipe system

• B. Fully ventilated pipe system

• C. Both of answer A and B

One of the disadvantages of this pipe installation will cause to the less efficient of vent pipe.

• A. Combined pipe system

• B. Dual pipe system

• C. Single stack system

• D. All answers of A, B and C

This is the image of:

• A. Rest bend

• B. Inlet Gully

The vent stack in should be carried down in a horizontal way and connected to the discharge stack new to the bend.

• A.Dual pipe system

• B. Single stack system

• C. One pipe system

Waste stack are used to:

• A. Carry away the discharge of soil from sanitary fittings.

• B. Carry away the discharge from sanitary fittings such sink, basin and bath tub.

The sanitary fittings should be connected to the as seperately.

• A. One pipe system

• B. Single stack system

• C. Both answer of A and B

The leakage of pipe will cause a risk of:

• A. Soil movement below the foundation of the building.

• B. Contaminate the water content

• C. Contaminate the air

• D. All answers are correct