accessibility in dwelling and sleeping units - technicalwork surface. •the work surface must be...
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Accessibility in Dwelling and Sleeping Units - Technical
Module 7B
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Objectives
Upon completion of this module, you will be better able to:
• Describe the different levels of accessibility provided in the Accessible, Type A and Type B units.
• Describe the organization of the technical criteria.
• Describe the technical difference between Accessible, Type A and Type B units.
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Technical Criteria
• Accessible units:
– ICC A117.1 Section 1002.
• Type A units:
– ICC A117.1 Section 1003.
• Type B units:
– ICC A117.1 Section 1004.
– Consistent with FHAG requirements.
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Technical Criteria
• 100*.1 Type of unit;
• 100*.2 Primary entrance;
• 100*.3 Accessible route;
• 100*.4 Walking surfaces;
• 100*.5 Doors and doorways;
• 100*.6 Ramps;
• 100*.7 Elevators;
• 100*.8 Platform lifts;
• 100*.9 Operable parts;
• 100*.10 Laundry equipment;
• 100*.11 Bathing rooms;
• 100*.12 Kitchens;
• 100*.13 Windows; and
• 100*.14 Storage facilities.
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Primary Entrance
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• A route between the unit entrance, all shared spaces and the accessible building entrance.
• All accessible door requirements
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Accessible Route
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One accessible route throughout the unit
An accessible route to all shared spaces
Type B units do not require turning spaces or maneuvering clearances at doors within a unit
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Accessible Routes
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Accessible Routes
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Walking Surfaces
• 36” clear width
• ½” maximum change in elevation
• 4” step down to balcony
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Other Doors
• All accessible door requirements along the accessible route
• All doors intended for user passage
– 31-3/4 inch clear width
– ½ inch threshold; ¾ inch threshold at sliding doors
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Vertical Access
• Ramps
• Passenger elevators
• Limited Access/Limited Use elevators
• Private residence elevators
• Platform lifts
• Not chair lifts
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Operable Parts
• Operable parts meet clear floor space, reach and force/grasping requirements.
• Operable parts meet clear floor space and reach requirements.
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Operable Parts
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Accessible & Type A Type B
Lighting controls Lighting controls
Electrical switches Electrical switches
Receptacle outlets Receptacle outlets
Environmental controls Environmental controls
Appliance controls
Operating hardware for operable
windows
Plumbing fixture controls
User controls for security or
intercom systems
User controls for security or
intercom systems
Operable parts that are required to be accessible.
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Operable Parts
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Accessible & Type A Type B
Dedicated receptacle Dedicated receptacle
Redundant receptacle Redundant receptacle
Floor receptacle Floor receptacle
HVAC diffusers HVAC diffusers
Controls on ceiling fan Controls on ceiling fan
Redundant controls other than
light switches
Appliance controls
Plumbing fixture controls
Operable part that are exempted from accessibility.
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Electrical Panel Boards
• Electrical panel boards must have a clear floor space in front and be within reach ranges.
• Electrical panel boards are not required to meet the force/grasping requirements.
• All other reset buttons and shut offs are exempted.
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Over Counter Reach
• Type B units allows for reaching light switches and outlets over standard height counters.
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36” max
25-1/2” max
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Laundry Equipment
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Laundry
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•Type B units do not have to
have a turning space or
maneuvering clearance at
doors, nor does it require
centering of the parallel
approach.
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Accessible Kitchen
U-shape Galley
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Accessible Kitchen
• Access to all appliances
• Knee and toe clearance under the sink and a work surface.
• The work surface must be next to the oven
• Access to kitchen storage has been removed
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Type A & B Kitchens
• Type A
• Plan for knee and toe clearance under the sink and a work surface.
• A counter must be next to the oven
• Access to all appliances
• Clear space in front of cabinets
• Type B
• Access to sink, dishwasher, cook top, oven, refrigerator and trash compactor (not microwave)
• Side approach centered on sink and cook top
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Kitchen
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Options for approach to appliances
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Options for Approach to Appliances
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Accessible Unit Bathrooms
• One bathrooms constructed fully accessible
• Other bathrooms required to have reinforcement in walls around toilet and tub or shower.
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Type A Unit Bathrooms
• One bathroom meets clearance requirements
• All bathrooms required to have reinforcement in walls around toilet and tub or shower.
• Front approach lavatories can have removable cabinetry
• Lavatories can be closer to the toilet than in Accessible units.
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Type B UnitsOption A Bathroom
If Option A is chosen in a Type B unit, all bathrooms within the unit must meet these design specifications.
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Type B UnitsOption B Bathroom
If Option B chosen in a Type B unit, one bathroom within the unit needs to be designed to this specification.
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Blocking for Grab Bars
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Review
• The units ranked for greatest accessibility to least is 1) Accessible, 2) Type A and 3) Type B.
• Accessible units are constructed fully accessible for a person using a wheelchair.
• Type A units have some elements constructed accessible (e.g. doors) and some elements adaptable (e.g. sinks).
• Type B units provide a minimal level of accessibility and are intended to be coordinated with the Fair Housing Act Accessibility Guidelines.
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