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26 Cards in this Set
- Front
- Back
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Footing dimensions |
Thickness - 6 inch minimum Footing projection - 2 inch minimum |
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Footing must be able to |
Transmit loads to soil Be supported on undisturbed soil or fill |
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Loads |
All buildings must arrange a system that transfers ALL loads to foundation |
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5 Types of cement |
1 general cement 2 low c3a content and used in large piers and heavy retaining walls in warm weather 3 high strength early in curing 4 when heat is kept to a minimum 5 high alkaline soil content |
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Drilling of studs |
Bored hole diameter - 60% Max of the stud depth for interior 40% for exterior Edge of the hole, max 5/8 inch to the edge of the stud Bored holes - cannot be located in the same section as a cut out or notch |
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Masonry veneer |
Must be limited to the 1st story above grade plane and must not exceed a 5 inch thickness Masonry must not support any vertical loads then the veneer above. |
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Ceiling heights |
Habitable spaces 7 ft min Rooms with slope ceilings- at least 50% 7 ft and no shorter then 5 ft Bathroom - 6’8 ft at center area for fixtures Basements - 6’8 ft |
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Room area requirements |
At least one room 120 sq ft Other rooms must be 70 sq ft Kitchens have no min floor area |
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Emergency openings. Area, L x W. |
Area opening 5.7 ft Opening minimum is 24 by 20 Operable from inside without key or special knowledge Sill height is 44 in max from floor to bottom of opening Open in to public way and have a window well if below ground |
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Smoke alarms |
1 in each sleeping room 2 outside each sleeping area 3 each additional story of dwelling |
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Carbon monoxide alarm |
Outside the bedrooms in dwelling units with fuel fired appliances and attached garages |
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Window wells |
Area 9 square feet min Horizontal projection and width -36 inches Must allow escape and fully open |
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Stairs |
Width 36 inches, with one hand rail 31.5 inches and two hand rails 27 inches Head room 6’8 from tread nosing Riser tolerance can’t exceed by more then 3/8 inch Open risers can’t let a 4 inch ball through Tread depth 10 inches, tread tolerance is 3/8 inches too |
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Stair Hand rails |
One side of stairs has a continuous handrail for stairs with 4 or more steps Height 34-38 inches Must be continuous Ends must end in newel or safety terminals Clearance of 1-1/2 inch between wall and handrail |
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Guards |
Along open sided walking surfaces that are more then 30 inches above grade Guard must be 36 inches, and not allow 4 inch sphere through Triangle openings at the side of a stair must not allow a 6 inch sphere to pass |
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Working space under floors |
Passage way - 30 inch high 22 inch wide by 20 inch max to the opening of appliance Service space - 30 inch deep by 30 inch wide at the service space of appliance |
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Bathrooms |
Space in front of fixture 21 inches, between fixtures 30 inches, space between fixtures and the wall 15 inches 900 30 by 30 sq in shower Seats allowed as long as 900 maintained |
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Notching of studs
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Studs may be cut or hitched a max of 25% of stud depth Studs in partition walls can be notched to a max of 40% |
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Length of conductor |
Length of conductor for splice - 6 inch min must be provided at each outlet or junction Length must be measured from where the conductor emerges from its cable sheath Conductors length - 3 inches minimum out side the opening of an outlet where the outlet or switch is less then 8 inches in any dimension |
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Seismic reinforcement |
Concrete footing located in seismic design D0-D2 must have reinforcement 3 inches clear of the bottom of the footing |
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Reinforcing steel bar dimensions |
Concrete is strong in compression but weak in tensile strength and shear strength Whenever tension is present concrete must be reinforced Reinforcement must always be overlapped a minimum of 12 inches Diameter of the no. 4 rebar is 1/2 inch |
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Notches in joists/beams |
Max depth - 1/6th depth of member Max length - 1/3rd depth of member Can’t be located in the middle 1/3rd of space Hole diameter cannot exceed 1/3 depth of member Holes can’t be closer then 2 inches to top or bottom of member Holes cannot be within 2 inches of a notch |
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Egress door |
1 per home minimum Width 32 inches and door opens 90 degrees Clearance height of 6’6 and a door height of 6’8 No special knowledge required and open from inside the dwelling |
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Crawl space |
36 inches deep, 30 inches wide, and a height of 6’6, or equipment height. whichever is greater Lights provided |
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Metal ties |
Masonry veneer must be anchored to supporting wall studs with corrosion resistant metal ties extending a minimum of 1-1/2 inches in to the veneer. with no less then 5/8 inch mortar to cover Lintels must have a length of no less then 4 inches |
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Width of stairs with hand rails |
One hand rail is 31.5 inches Two rails is 27 inches |
