As used in this article, unless a different
meaning clearly appears from the context, the following words shall
have the meanings given:
BUILDING STORM DRAIN
The lowest horizontal piping of a drainage system within
a building, which receives and conveys rainwater, groundwater, subsurface
water, condensate, cooling water and other similar liquids.
HOUSE LATERAL
The sanitary sewer pipe leading from the main connection
with the house plumbing system. House lateral will include any "T"
or "Y" branches and any coupling devices utilized to connect house
lateral sewer to the main sewer or lateral sewer.
MAIN SEWER
Sanitary sewer pipe laid in the street to which house laterals
are attached.