L4_STORM DRAINAGE SYSTEM

Question 1

e required for roof areas, courts and courtyards to collect stormwater and discharge the stormwater

Answer 1

STORM DRAINAGE SYSTEM

Question 2

Rainwater downspout or
conductor located on the
exterior side of a low height
building shall be not less than _________

Answer 2

26 ga. galvanized sheet metal

Question 3

Downspouts for high-rise
buildings shall be of stronger
pipe materials to resist the _________________ inside the
vertical downspout instal1ed

Answer 3

high hydrostatic pressure

Question 4

Rainwater piping commencing
_____ from the exterior of a
building may be of suitable
approved materials permitted
in the Installation Requirements
of this Code

Answer 4

0.6 meter

Question 5

Roof drain material

Answer 5

Cast Iron, Copper or other corrosion-resistant materials

Question 6

• (Strainers) In all cases the outlet connections are ______

Answer 6

Inside caulk/female screwed

Question 7

Rainfall intensity used around manila area

Answer 7

102mm/hour

Question 8

Surrounding area or district

Answer 8

Environs