The Ontario Building Code Wooden Stair Stringers. The minimum stair handrail height for Ontario homes is 34 inches.
For deck heights up to 5 feet on minimum 8 inch sono tubes 6 ft.
Deck stairs ontario building code. The baluster load should not be more than 50lbs. Treads must be at least 10 inches deep measuring from front to back. According to the provincial building code if the decks elevation is above 30 inches you must install a handrail.
The gap between the floor of the deck and the bottom rail should not be more than 4 inches. The height code and other requirements for deck railing in Ontario are based on building experience and the areas climate. 1 Stairs shall be inclined at an angle of not more than 45 with the horizontal and their steps shall have risers not more than 210 mm high and treads not less than 220 mm wide exclusive of nosing.
Deck blocks can only be used where the deck is not attached to the house the deck is less than 55m2 592 ft2 and the distance from the finished ground to the under side of the floor joists is not more than 600 mm 23 58. The proposed deck is for residential use only and is unenclosed with no roof. The deck construction including guards and handrails are standard wood construction.
Building Code Trainer 2018. Frost protection for footings is not required if the deck meets all of the following four conditions. Maximum nosing of 075 to 125 – maximum nosing radius of 916.
The code specifies that risers should not be more than 7 ¾ inches in height and that any variation of risers within a flight of stairs should not be more than ⅜ inch. Soil bearing capacity to be considered as 2090 PSF 100kPa unless otherwise determined by a Building Inspector. Stair Railing height should measure from the nosing of the top rail to the bottom of the railing at least 34 inches thirty-four inches.
Now to make sure the railing is safe and convenient to use for people of all ages and body sizes the handrail has to be a certain height. DECK BUILDING CODE TIPS. One specific requirement is that the space between the surface and the bottom rail should not be more than 4.
E xce p t a s p ro vi d e d i n S e n t e n ce s 2 t o 4 h a n d ra i l s sh a l l b e i n st a l l e d o n st a i rs a n d ra mp s i n a cco rd a n ce wi t h T a b l e 9. In complexes with multiple units the railing needs to extend horizontally past the bottom step. The Ontario Building Code Stairs.
The deck is not supporting a roof which includes a pergolatrellis and 4. Maximum opening of 4. Railings are also mandatory where the stairs have more than three risers.
Maximum 36 oc solid stringer spacing for 2 thick treads. Ha n d r a i l s 9. All deck guards shall meet the requirements of the Ontario Building Code SB-7.
Decks shall not be constructed on septic systems and ensure. 1 wood en stair stringers shall a have a minimum effective depth of 90 mm measured perpendicularly to the bottom of the stringer at the point of minimum cross-section and an overall depth of not less than 235 mm b be support ed and secured top and bottom c be not less than 25 mm actual thickness if support ed along. 2 Stairway headroom shall be not less than 1 950 mm plus the height of one riser measured vertically above the nosing of any.
The deck is less than 24 600mm in height 2. Except for stairs and ramps serving a house or an individual dwelling unit at least one handrail at the sides of a stair or ramp shall extend horizontally not less than 300 mm beyond the top and bottom of each flight or ramp. Requirements for Deck Stairs The IBC code for structural design has some very specific requirements for deck stairs.
Before you get ready for revamping there are other Ontario Building Codes for decks that you should know about. Note that dimensions here should be taken excluding carpets rugs or runners. Re q u i re d Ha n d ra i l s 1.
No hot tubs pergolas gazebos trellis or other roof structures are supported by the deck. The area of the deck is not more than 592 ft2 55m2. Stair Riser Height.
Additionally the stair railing height should measure at least 34 from the nosing to the top rail. The specific deck railing code requirement is that the space between the decks surface and the bottom deck rail should not be more than 4 inches four inches. For deck heights above 5 feet on minimum 10 inch sono tubes 3 4.
Maximum 18 oc notched stringer spacing for 2 or 54 thick treads. Ontario Building Code Items associated to Railings and Guards 9. Stair rails on decks should be between 34 inches and 38 inches high measured vertically from the nose of the tread to the top of the rail.
The Ontario Building Code Stairs 1 Stairs shall be inclined at an angle of not more than 45 with the horizontal and their steps shall have risers not more than 210 mm high and treads not less than 220 mm wide exclusive of nosing. The deck is not attached to any structure 3.