What is a grease trap in construction?

A grease trap (also known as grease interceptor, grease recovery device, grease capsule and grease converter) is a plumbing device (a type of trap) designed to intercept most greases and solids before they enter a wastewater disposal system.

How do grease traps work?

In the most basic terms, a grease trap works by slowing down the flow of warm/hot greasy water and allowing it to cool. As the water cools, the grease and oil in the water separate out and float to the top of the trap. The cooler water – minus the grease – continues to flow down the pipe to the sewer.

How deep is a grease trap?

Typically, the maximum depth from the ground surface (access covers) to the liquid level in the trap should not exceed 4 feet, as this will impede effective visual inspection. f) Refer to the attachment “Typical Underground Grease Trap” for specific minimum design requirements.

What is in a grease trap?

It is a plastic wall inside a grease interceptor tank to slow down and often control the flow of water.) The captured grease fills the trap from the top down. Grease-free water exits out of the bottom of the trap into the sewer lines. Peer into a grease trap and you’ll see a mat of grease.

Should a grease trap be full of water?

When grease is 25% or more the total liquid depth. If the container is filled with a surplus of fats, oils, and greases (FOG), important processes and functions may get interrupted or slowed down in your kitchen. In fact, cleaning grease traps that are 25% full is an EPA rule; for health and safety reasons.

Why grease trap is required?

A grease trap keeps harmful buildup away from the sewer line. The city doesn’t want to deal with massive blockages in the sewer system because of businesses sending fats, grease, oil, and extra food waste into the sewer lines. This is why grease traps are usually legally required for foodservice businesses.

Where does grease trap waste go?

After the grease trap is thoroughly cleaned, the grease trap cleaning company will take the waste to a treatment facility. There are a few different ways grease trap waste can be recycled. One method involves the waste being stored in pits, where water has an opportunity to evaporate and the FOG waste can solidify.

What size of grease trap do I need?

L x W x D to give you X as the capacity of the sink then X/231 to give you Y as the flow rate in gallons per minute (GPM). Then Y multiplied by 0.75 to give you the size of the grease trap you will need for your commercial kitchen.

How often should a grease trap be emptied?

every one to three months
How often should grease traps be cleaned? The frequency of restaurant grease trap cleanings vary with how often the kitchen produces FOGS. On average, cleanings should be performed every one to three months.

What will dissolve grease in a grease trap?

Baking soda, when diluted with water like the above cleaning solutions, will remove grease from your kitchen appliances. Add 1 tablespoon of baking soda for every cup of water.

How often do I need to clean my grease trap?

How often should grease traps be cleaned? The frequency of restaurant grease trap cleanings vary with how often the kitchen produces FOGS. On average, cleanings should be performed every one to three months.

What is the best grease trap?

What We Reviewed John Boos GT-40 Carbon Steel Grease Interceptor John Boos GT-8 Carbon Steel Grease Interceptor Xuan Yue Commercial Grease Trap BEAMNOVA Commercial Grease Trap John Boos GT-30 Carbon Steel Grease Interceptor Ashland Poly Grease Trap 4810 Yescom Stainless Steel Grease Trap Interceptor John Boos GT-50 Carbon Steel Grease Interceptor

Who needs a grease trap?

Every restaurant serving any type of greasy food or baked goodies (baked on premises) needs a grease trap. A coffee shop serving espresso also needs a grease trap. Removing the espresso coffee from your menu eliminates the need for a grease trap for your café.

What is the cost to drain a grease trap?

The cost to drain a grease trap is estimated to be between $75 and $150. A larger grease trap that has a capacity of 1000 gallons and above should cost $300 or more to drain. There are several factors that influence the cost of grease trap draining:

What does a grease trap cost?

The cost for having a 1000 – 1500 gal grease trap is between $225 – $315 per pumping , assuming that you sign up for an extended service program with a given grease hauler. A “one-off” pumping would certainly cost more. 80% of outdoor grease traps are either 1000 gal or 1500 gal.