topic 1 and 2 FOR PRELIMS Flashcards
- the art and technique of installing pipes, fixtures, and other apparatuses in buildings for bringing in the supply of liquids, substances and/or ingredients and removing them; and such
- water, liquid and other carried wastes hazardous to health, sanitation, life and property; also the
- pipes and fixtures after installation i.e., the ‘plumbing system
P l u m b i n g
Receptacles which are used to provide, receive and discharge water, liquid and water-carried wastes into a drainage system with which they are connected to
Plumbing Fixtures
Classifications of plumbing fixtures: (3)
- soil
- scullery
- bathing
Classifications of plumbing fixtures: SOIL (3)
- Water Closets
- Urinals
- Slop Sinks
Classifications of plumbing fixtures: SCULLERY (3)
- Kitchen Sinks
- Laundry Tubs
- Bar Sinks
Classifications of plumbing fixtures: BATHING (7)
- Lavatories
- Bathtubs
- Shower Baths
- Bidets
- Foot/Sitz Tub
- Shower Receptors
- Shower Compartments
Water closet center to side wall: minimum of ()
** Water closet** center to WC center: minimum of ()
0.375 m
0.75 m
According to Flushing Action:
* Flushes through a simple wash down action
* Discharges waste into a trapway located at the front of the bowl
* Has a bulge on the front
* Has a small amount of standing water
* Cost less but is least efficient and noisiest
soil fixtures
Wash down
ACCORDING TO FLUSHING ACTION
Flushes through a siphon
action created in the trapway
soil fixtures
Reverse Trap
ACCORDING TO FLUSHING ACTION
- has a larger trapway making it less likely to clog
- Quieter flushing action
- Retains a large amount of standing water
soil fixtures
siphon jet
ACCORDING TO FLUSHING ACTION
- Less noisy and very efficient
- Flushing action is started by a whirlpool motion followed by a complete flush down
- Retains a large amount of standing water
soil fixtures
Siphon Vortex
ACCORDING TO FLUSHING ACTION
Flushing action is obtained directly from a flush valve connected into the bowl
Direct Flush Valve
Other Types of Water Closets
squat type
washout
Types of urinals (4)
- Wall Hung
- Pedestal
- Through
- Stall
Urinal center to side wall : minimum of ()
Urinal center to urinal center: minimum of ()
0.30 m
0.60 m
Flushing urinals shall be done through automatic flushing tanks. (code)
NPC 408.1
Flushometer valves shall be self-closing type discharging a predetermined quantity of water. No manually controlled
flushometer valve shall be used to flush group urinals. (code)
NPC 408.2
kitchen sinks materials: (3)
- Stainless Steel
- Cast Iron Enamel
- Formed Steel Coated with Porcelain Enamel
laundry tubs materials: (2)
- Cement or Cement with Tiles
- Porcelain
Where janitors clean & leave their mops
slop sinks
lavatiries types: (4)
- Pedestal
- Pullman or Counter
- Wall Hung
- Through
- with removable panel of sufficient dimension to access pump
- circulation pump shall be located above the crown weir of the trap
- pump and circulation piping shall be self draining
WHIRLPOOL BATHS
Brand Name of luxury type bathtubs
jacuzzis
- Used for cleaning private parts
- Sometimes referred to as female urinals
bidets
Bidet center to side wall: minimum of ()
Bidet center to bidet center: minimum of ()
0.375 m
0.75 m
- With approved-type hinged strainer plate having the sum of the areas of the small holes of the waterway equal to the cross sectional area of the tailpiece
- Provided with integrally cast water stop outside flange around the body at mid depth and with an inside caulk outlet to provide a watertight joint in the floor
floor drains
- Receptor floor shall drain not less than 2% or more than 4% slope.
- Thresholds shall accommodate a minimum 559 mm wide door.
- For wheelchair use, dam or curb may be eliminated.
shower receptors
- Metal enclosure containing shower head, valves and faucets
- Shall have a minimum interior area of 0.6 sqm and shall be capable of encompassing a 762 mm diameter circle.
- This area shall be maintained from a point above the shower drain to a height of 1.78 m with no protrusions other than the fixture valve, shower head and safety grab rails.
- Drains for gang shower rooms shall be spaced not more than 4.9 m apart
SHOWER BATHS/
COMPARTMENTS
Considerations in choosing
materials: (4)
- Quality and durability.
- Resistance to external and internal contact with foreign matters.
- Resistance to acid waste and other chemical elements that will pass into it.
- Cost of materials and labor.
