COSC 325 HOUSTON (PLUMBING) QUESTIONS
COMPLETE WITH VERIFIED ANSWERS
\.SS - ANSWERS✔-Sanitary Sewer
\.ABS - ANSWERS✔-Black plastic material
\.VTR - ANSWERS✔-vent through roof
\.Primary Purpose of roof vent - ANSWERS✔-Let air into system
\.What division is plumbing - ANSWERS✔-22
\.Invert Depth - ANSWERS✔-elevation of the bottom inside of the pipe
\.DW - ANSWERS✔-Domestic Water
\.CPVC (chlorinated polyvinyl chloride) - ANSWERS✔-hot and cold water supply,
off white color
\.FDC - ANSWERS✔-Fire Department Connection
, \.Above ground pipe material - ANSWERS✔-Metal
\.1 CFH (Cubic Feet per Hour) - ANSWERS✔-1000Btu/h
\.OSHA requirement for fall protection - ANSWERS✔-6 feet
\.OSHA requirement for trenching - ANSWERS✔-5 feet
\.Wall thickness terms for copper - ANSWERS✔-Type L, K, M
\.DWV - ANSWERS✔-abbreviation for drainage, waste, and vent. Found on "p"
sheets
\.What are the four groups of plumbing pipe and fitting material? - ANSWERS✔-
Plastic, Copper, Cast Iron, Steel
\.What is Expansion loop for? - ANSWERS✔-In plastic, provides an area for tubing
to expand
\.What plastic pipe is common for DWV? - ANSWERS✔-Schedule 40 ABS
\.What is the max length of rigid plastic DWV pipe? - ANSWERS✔-35'
COMPLETE WITH VERIFIED ANSWERS
\.SS - ANSWERS✔-Sanitary Sewer
\.ABS - ANSWERS✔-Black plastic material
\.VTR - ANSWERS✔-vent through roof
\.Primary Purpose of roof vent - ANSWERS✔-Let air into system
\.What division is plumbing - ANSWERS✔-22
\.Invert Depth - ANSWERS✔-elevation of the bottom inside of the pipe
\.DW - ANSWERS✔-Domestic Water
\.CPVC (chlorinated polyvinyl chloride) - ANSWERS✔-hot and cold water supply,
off white color
\.FDC - ANSWERS✔-Fire Department Connection
, \.Above ground pipe material - ANSWERS✔-Metal
\.1 CFH (Cubic Feet per Hour) - ANSWERS✔-1000Btu/h
\.OSHA requirement for fall protection - ANSWERS✔-6 feet
\.OSHA requirement for trenching - ANSWERS✔-5 feet
\.Wall thickness terms for copper - ANSWERS✔-Type L, K, M
\.DWV - ANSWERS✔-abbreviation for drainage, waste, and vent. Found on "p"
sheets
\.What are the four groups of plumbing pipe and fitting material? - ANSWERS✔-
Plastic, Copper, Cast Iron, Steel
\.What is Expansion loop for? - ANSWERS✔-In plastic, provides an area for tubing
to expand
\.What plastic pipe is common for DWV? - ANSWERS✔-Schedule 40 ABS
\.What is the max length of rigid plastic DWV pipe? - ANSWERS✔-35'
