Suggest you check local code ammendments adoptions applicable to the subject of your inquiry.
Irc 2009 garage floor slope.
If the slab elevation at the trench.
No slope to floor drain 2nd story.
Garage door reversing informationm by request.
2009 irc code changes building.
Where the slope is steeper than one unit vertical in one unit horizontal 100 percent slope.
A 2 slope will probably ensure better drainage we could also find no slope tolerance for use when a floor slope is specified.
Impervious surfaces require 2 slope away from.
The irc does not specify the degree of slope in 309 4 but states only that the area of floor used for parking of automobiles or other vehicles shall be sloped to facilitate the movement of liquids to a drain or toward the main vehicle entry doorway most engineers specify a 1 slope or 1 8 inch per foot.
In an enclosed garage provided a door does not swing over the stairs.
Slag or blended cements that is included in concrete mixtures for garage floor slabs and for exterior porches.
Floor opening maximum projection 4 inches photo 6 cop yright 2 0 1 1 s mama.
International residential code 2009 irc 2009.
R401 3 where 10 of yard is not available slope away from foundation with a swale is allowed.
Garage floor surfaces shall be of approved noncombustible material.
Referenced quoted cited 2009 irc unammended below for your convenience.
The international code council icc is a non profit organization dedicated to developing model codes and standards used in the design build and compliance process.
A fl ight of stairs shall not have a vertical rise larger than 12 feet 3658.
Aci 117 90 standard specifications for tolerances for concrete construction and materials gives a level alignment tolerance of 3 4 inch for top of slab elevation of slabs on grade.