Restaurants
Where should you collect a sample from?
Sample Port
What are the pH levels we look for?
5 through 11
What is the meaning of "GW' when looking over a blueprint?
Grease Waste
What policy states that all kitchen fixtures need to be routed to the pre-treatment device
To prevent the introduction of pollutants
How far away does the sample port need to be away from Grease Interceptor/Trap?
3-5 Feet
How many samples are collected in a 24hr composite sample?
2xhr
Total 48 samples
Change of Ownership/Seating Capacity/ Menu
Static water lever should be at what measurement?
Outlet should be 2-3" lower than the inlet
What does policy 4.09(C) state?
Cleanout must be hydro jetted to remove FOG buildup
Where should the flow control be installed in a Grease Trap
before inlet cleanout
What is the difference between a categorical and local control point?
Categorical: after the process
Local: c/o where restrooms and all other process meets
What's the minimum size pre treatment device used on a tunnel carwash?
4000 gal
Concrete used to make a pre treatment device should be a minimum of _______ PSI?
4000 PSI
What is the proper sizing method for a carwash?
No drive thru carwashes
300 Mud Traps
1000 Grit 1st Bay
500 each additional bay
How far should the baffle plumbing need to be from the floor?
20" from the floor
How do you collect a sample for oil & grease?
Grab with stainless steel cup
How do you measure a round style grease trap?
3.14*R^2/231
How do you properly eliminate a grease trap according to 30(TAC) Part 1 Chapter 285 Subchapter D Rule 285.36?
Cap off all plumbing, pump out all waste, and fill with biodegradable material measuring less than 3 inches (free of organic and construction debris)
What year was the clean water act implemented in?
A) 1981
B) 1972
C) 1994
D)2008
1972
What is the purpose of the Internal Plumbing and baffle wall in a Pre-Treatment device?
Retention time & to completely separate both compartments
What are the Federal, State, and Local regulations that pre treatment follows?
EPA, TCEQ, MSSO
What is the formula to sizing a pre treatment device for a commercial business?
seating x peak factor x waste flow x retention time x storage
Air Intake, Flow Control, Inlet C/O, Trap, C/O, Trap, Sample Port, Ventilation with C/O
prohibited discharges?
Section 106-182