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Re: Floor level of attached garages

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     When drawing plans, I put in a 3" or 4" curb under all garage walls because sooner or later there will be water on the floor and the curb prevents the stained wall board look.

-----Original Message-----
From: Scott Maxwell <smaxwell(--nospam--at)>
To: 'seaint(--nospam--at)' <seaint(--nospam--at)>
Date: Monday, November 06, 2000 11:23 PM
Subject: RE: Floor level of attached garages

>I believe a reason for the difference in the floor elevation from a garage
>space to a living space is the exhaust from car engines.  If I recall
>correctly, some of the "bad" portions of exhaust from cars are "heavy"
>gases, which would mean that they would stay low to the floor.  The jump
>up in elevation from the garage to living spave is to prevent these gases
>from entering the living space and causing harm.
>On Mon, 6 Nov 2000, Yousefi, Ben wrote:
>> There are no requirements in the UBC that I know of. However, I think the
>> roots of this feature go back to raised floor construction in the dwelling
>> area of the house which usually ended up being a few inches higher than the
>> concrete slab in the garage. However, the practice has carried on to the
>> houses where the entire floor is on slab, possibly to limit any type of
>> flooding or leakage to the dwelling area  from the items that are usually
>> stored in a garage.  
>> -----Original Message-----
>> From: Peter McCormack [SMTP:PMac(--nospam--at)]
>> Sent: Monday, November 06, 2000 11:03 AM
>> To: aec-residential(--nospam--at); seaint(--nospam--at)
>> Subject: Floor level of attached garages
>> Dennis, Bill and all....
>> Can someone clarify if there is a code requirement for an attached 
>> garage floor level to be a minimum of 3 1/2" below the finished
>> first  
>> floor level of the residence. I think there is, but I can not locate
>> the 
>> clause.
>> Peter McCormack