Ch. 6 Water Supply Flashcards
What are the three types of water supply in the city of Vancouver?
- City Pressurized system (hydrants)
- Static
- Tanks
What are they 4 fundamental components of all water systems?
- source of water supply
- means of moving the water
- water processing and treatment facilities
- water distribution system, including storage
What are the two reservoirs that supply water to the city of vancouver?
Capilano and Seymour
What is a dead-end hydrant?
When the hydrant is only supplied from one direction, reducing the PSI for further hydrants.
What is a circulating feed or a looped line?
hydrants that are served by two or more directions, preserving PSI to other hydrants.
How many imperial gallons does a DFPS flow?
> 3000
How many imperial gallons does a blue hydrant flow?
> 1500
How many imperial gallons does a green hydrant flow?
1000-1500
How many imperial gallons does a yellow hydrant flow?
500-1000
How many imperial gallons does a red hydrant flow?
<500
What is the DFPS?
dedicated fire protection system
Where are the pumping locations for the DFPS?
1400 Homer St
1400 W. Hastings St.
How many hydrants are part of the DFPS?
50
What is the PSI that the DFPS can be increased to? (what is it always at?
up to 3000 gpm, static at 1500 gpm for each of the 3 ports
What is the drain on the DFPS?
drain that is at the base of the hydrant, 1/4 turn it clockwise to close
How do you connect to the DFPS?
Install valve
Install 5” hose
Where is a back up water resource for the city of Vancouver?
Little Mountain at Queen Elizabeth
holds 175 million liters of water
Where can the fire department find static sources of water to draft from?
Gladstone ramp which was specifically made for the fire department
The ubc pool
What is the hydro sub and how many gpm is it?
Meant to be lowered into the water, and can deliver up to 1000gpm
How many fire boats does VFRS have?
2
Where are the fire boats located?
Burrard Civic Marina and Main St. dock
