2. CONTENT
TYPES OF DISABILITY
ANTHROPOMETRICS
ACCESSIBLEROUTE
BARRIERS
PARKING
RAMPS
DRINKING FOUNTAIN
TOILET STALLS
WATER CLOSETS
WASHBASINS
SHOWER ROOMS
STORAGE SPACE
HANDRAILS AND GRAB BARS
ELEVATORS
PLATFORM LIFTS
DOORS
SIGNAGE AND DOOR HARDWARE
ENTRANCE
DETECTABLEWARNINGS
FURNITURES
ASSEMBLY AREAS
DRESSING AND FITTING ROOMS
AUTOMATEDTELLERMACHINES
RESTAURANTS AND CAFES
ACCESSIBLETRANSIENT LODGING
3. TYPESOF DISABILITY
Vision Impairment
Deaf or hardof hearing
Mental health conditions
Intellectual disability
Acquired brain injury
Autism spectrum disorder
Physical disability.
Not only to enable anequal opportunityto disabled persons but
also improvethesafetylevels ina premises.
Purpose
4. ADA MANUAL NBC 2016
ANTHROPOMETRICS
2.0241.Clear floor space for wheelchair user B-1.1.1.4.Clear floor space for wheelchair user
Theminimumclear floor is 760mm x
1220mm
For stationary wheel chair and occupant
is 900mm × 1200mm. Wheretransfer
is involved: 900mm× 1350mm.
5. ADA MANUAL NBC 2016
ANTHROPOMETRICS
2.023.Wheelchair Turning Space B-1.1.1.5. Wheelchair Turning Space
Minimumturningspace is 1525mm Minimumis 1500mm, comfortable is
1800mmand is ideal to provide 2000mm.
6. ADA MANUAL NBC 2016
ANTHROPOMETRICS
2.021[3].SpaceRequirements for Passing B-2.2.2.1[a]. SpaceRequirements for Passing
Theminimumof 1220mmis required Not less than 1200mmfor one-waytraffic
which maybe reducedto a minimumof
1000mm.
7. ADA MANUAL NBC 2016
ANTHROPOMETRICS
2.022.Width for Wheelchair Passing B-2.2.2.1[a]. Width for Wheelchair Passing
Theminimumwidth for two wheelchairs to
pass is 1525mm.
Not less than 1800mmfor two-way traffic
which maybe reducedto a minimumof
1500mm.
8. ADA MANUAL NBC 2016
ANTHROPOMETRICS
2.025.Forward Reach B-1.2.1.Forward Reach
Themaximumhighforward reach allowed should be1220mm. The
minimumlow forward reachis 380mm.
Themaximum forward reach is 1200mm
and the minimum forward is 400mm
from the floor.
9. ADA MANUAL NBC 2016
ANTHROPOMETRICS
2.025.Forward Reach with obstruction B-1.2.1.Forward Reach with obstruction
Reach and clearancesdetermined by thesize of the obstruction. Themaximum forward reach over an obstruction is 1000mmfrom
the floor
10. ADA MANUAL NBC 2016
ANTHROPOMETRICS
2.026.SideReach B-1.2.2.SideReach
Maximum =1370mm
No less than 230mm above the floor
The maximum is 1300mm
Theminimum side reach is 250mm
11. ADA MANUAL NBC 2016
ANTHROPOMETRICS
2.026.Side Reach with obstruction B-1.2.2.Side Reach with obstruction
Reach and clearancesdetermined by thesize of the obstruction. Themaximum side reach over an obstruction of size 860mm
high × 500mm deep is 1200mm
12. ADA MANUAL NBC 2016
ANTHROPOMETRICS
2.021[2].SpaceAllowance forCrutch Users B-1.1.2.SpaceAllowance forCrutch Users
The 915 mmwidth
provides a safety
allowance
Radial rangeof white cane is 900mmwide. Any obstacle
above 300mm cannot be
detected by thewhite cane
13. ADA MANUAL NBC 2016
ACCESSIBLE ROUTE
2.0301[1].Travel distance B-2.2.1[g].Travel distance
Travelling 61m about 2 minutes. Resting periods of 2 minutes for
every 30m
When walkways exceed 60m in length
provide rest area adjacent to the walk at convenient intervals
of 30m2.0303.Width of the Walkway
Theminimumclear width of an accessible
route should be 915mm except at doors.
Not less than 1200mmfor one-waytraffic
which maybe reducedto a minimumof
1000mm.
B-2.2.2.1[a]. Width of the Walkway
14. ADA MANUAL NBC 2016
ACCESSIBLE ROUTE
2.0304.Passing space B-2.2.2.2.Passing space
Anaccessible route has less than 1525mm clear width, then
passing spaces at least
1525mm x 1525mmshould belocated at reasonable intervals ot
to exceed 61 m.
Passing place for two people using wheelchairs shall be a minimum
width of 1 800mmfor a minimumlength
of 2000mm
15. ADA MANUAL NBC 2016
BARRIERS
2.041.Protruding Objects B-2.6.2. Protruding Objects
Leading edges between 685mm and
2030mm above the finished floor should not
protrude no more than 100mm
Any objects projecting more than 100mm
between 300mm and 2100mmshall be clearly visible and
detectable with a cane
16. ADA MANUAL NBC 2016
BARRIERS
2.042.Head rooms B-2.6.6.1.Head rooms
Walks, halls, corridors, passageways, aisles
or other circulation spaces should have
2030mm minimumclear head room
Theheadroom along a path shall be
maintained at a heightof not less than
2100mm above
17. ADA MANUAL NBC 2016
PARKING
2.063.Parking B-3.5.Parking
Theminimumwidth shall be 3900mm
and the minimumlength shall be 5400mm.
Includesthe transfer area beside the
carwith a minimumof 1500mm.
“Universal” parking space design, all accessible
spaces are 3350 mm wide with a 1525 mm access
aisle
Minimum vertical clearance of 2895 mm.
18. ADA MANUAL
RAMPS
2.082.Slope and Rise
The maximum slope of a ramp in new construction should be 1:12.
Ramp slopes between 1:16 and 1:20 are preferred
20. ADA MANUAL NBC 2016
2.084Landings
B-6.2.6 Landings
RAMPS
Thelanding length should bea minimum of 1525mm clear.
Iframps changedirection at landings, the minimumlanding size
should be 1525mm x
1525mm.
Thelengthof an end landing shall be not less than 1500mm.
Wherethe ramp runchangesdirection, the minimumlanding
dimensions shall be 1 500mm× 1500mm.
21. ADA MANUAL NBC 2016
DRINKING FOUNTAIN
2.152SPOUT HEIGHT
Spouts should not be higherthan 915mm. From the ground.
B-7.11DrinkingWater Facility
d) Spout heights should bebetween 800-900mm
e)it shall be at a height of 700mmabove floor level
22. ADA MANUAL NBC 2016
DRINKING FOUNTAIN
B-7.11DrinkingWater Facility
a) Clearfloor space of at least 900mm × 1 200mm
b)Extend 430-480mm from the wall with a clear kneespace of at
least 900 mmwide, 200mmdeep and 700mm high.
23. ADA MANUAL NBC 2016
DRINKING FOUNTAIN
2.155CLEARANCES
Clearkneespace for wall orpost mounted drinkingfountains
– 685mmhigh, 760 mmwide and 430to 485mmdeep
Clearancespace for built in orfree-standing – 760mm. X
1220mm.
c) Freestanding or built-in-drinkingwater units shall have a clear
floor space of at least 1200mm wide × 900mm
24. ADA MANUAL NBC 2016
TOILET STALLS
2.17TOILETSTALLS
Standard toilet stalls with a minimumdepth of 1420mm.
should havewall-mounted water closets. If the depth of a
standard toilet stall is increased at least75 mm, then a floor-
mounted water closet may beused.
the minimumdimensions for a TypeA toilet are 2 200mm
width and 2300mmdepth and clear maneuveringspace
is 1800mm × 1800mm
25. ADA MANUAL NBC 2016
TOILET STALLS
2.17TOILETSTALLS
Theminimumdimensions for a TypeB accessible toilet room
are1700mmwidth and 2200mmdepth and theclear
maneuveringspace shall be 1500mm × 1500mm
26. ADA MANUAL NBC 2016
TOILET STALLS DOORS
2.175Doors
if toilet stall approach is fromthe latch side of the stall door,
clearancebetween the door side qof the stall and any
obstruction may bereducedto a minimumof 1065mm
B-9.4 Toiletor SanitaryRoom Door
Thetoilet door shall eitherbe anoutward opening door ortwo
way opening door or a sliding type and shall provide an
unobstructed and clearopening width of at least 900mm
27. ADA MANUAL NBC 2016
WATER CLOSETS
2.162CLEARSPACE
To accommodate the side transfer, the space adjacent to the
water closet must remain clear of obstruction for 1065mm
from the centerlineof the toilet
B-9.5 Water-Closet
d) Thereshall bean adequate clear floor space of at least 1300mm
depth and 900mmwidth, both in front and on thetransfer side,
adjacent to the water-closet.
28. ADA MANUAL NBC 2016
WATER CLOSETS
2.163HEIGHT
Theheightof water closets should be430mm to 485mm
measured to the top of thetoilet seat ( 455mmis normally
used)
B-9.5 Water-Closet
a) It shall beso located that the distance between centrelineof the
water-closet to the adjacent wall incase of cornertoilets (TypeB)
bebetween 450mmand 480mm. In case of TypeA toilet, the
distance from the edge of theWC seat to the adjacent wall shall
be 900 mm
b) The top of the water-closet shall be between 450mm
and 480mmfrom the floor.
29. ADA MANUAL NBC 2016
WASHBASINS
2.19LAVATORIESANDMIRRORS
2.192Height and Clearances
Lavatories should be mounted at a height of 865mmabove
the finish floor and a clearanceof at least 735mm.
A clear floor space 760 mmx 1220mmshould be provided in
front of the lavatory for forward approach
B-9.7 WASHBASIN
a) Minimumclear floor space of 900mmwide
by1 200mmdeep
b) It shall bemounted such that the minimum
distance between the centrelineof the fixture
and the side wall is 460mm; and the top edge
of the washbasin is between 750mm
and 850mmfrom the floor.
30. ADA MANUAL NBC 2016
SHOWER ROOMS
2.23 Bathrooms, Bathing Facilities and Shower Rooms B-9.14.1Shower/ChangingRoom Size and Space
A self-contained individual shower room or changingroom shall
haveminimum interior dimensions of 2 000mm× 2 200mm
31. ADA MANUAL NBC 2016
STORAGE SPACE
2.25STORAGE SPACE
A clear floor space at least 760 mmx 1220mm
Clothes rods or shelves should bea maximum of 1370mm
above the finish floor for a side approach.
medicine cabinets - a usable shelf no higherthan 1120mm
above the floor space.
B-1.2.3CommonReach Zone
the comfortable reachzonewhen seated on a wheelchair is
between 900mmand 1 200mm and the maximum reach
zone is between 1 200mmand 1 400mm
32. ADA MANUAL NBC 2016
HANDRAILS AND GRAB BARS
2.26 Handrails and Grab Bars
2.262Size and Spacing of Grab Bars and Handrails
DIAMETER-32to 38mm.
Space between wall and grab bar –38mm.
B-5.5 Handrails and Grab Bars
B-5.5.2.1Handrails shall
c) have a circular section of 38-45mm indiameter.
33. ADA MANUAL NBC 2016
HANDRAILS AND GRAB BARS
2.26 Handrails and Grab Bars
2.262Size and Spacing of Grab Bars and Handrails
B-5.5 Handrails and Grab Bars
B-5.5.2.2Forstepped path, stairs and ramps, handrails shall
meet the following requirements
c)Extension of at least 300mmbeyond the first and last
nosing.
d) clear space of 50mm from the walls
Can be mountedin recess if recess –
max. 75mmdeep and extends 455
mm. above top of the rail
34. ADA MANUAL NBC 2016
HANDRAILS AND GRAB BARS
B-5.5 Handrails and Grab Bars
B-5.5.2.2
e)Theheight to the top of a handrail shall be between 850
mm and 950mm and second handrail, of height between
650mmand 750mmshould be provided
35. ADA MANUAL NBC 2016
2.013(5)ELEVATORS
At least one passenger elevator must serve each level that has more than
twofloors andifthe area exceeds 279 sq.mper floor.
Volume 1, Part3 (Annex B) B-6.4 LIFTS
B-6.4.1 Liftshall be located on accessible routes andaccessible
landings tobe provided on each eligible floor.
Fig: Elevator entrance and placement of accessories Fig: Placement of lift accessories
ELEVATORS
36. ADA MANUAL NBC 2016
2.1009 Floor plan for elevator cars (minimum dimensions) B-6.4.2 Lift Size
ELEVATORS
37. ADA MANUAL NBC 2016
2.11 PLATFORM LIFTS(WHEELCHAIR LIFTS)
Platform lifts (vertical/inclined) are available for short-distance, vertical
transportation ofpeople with disabilities.
Volume 1, Part 3 (Annex B) B-6.6 VERTICAL AND INCLINED
LIFTING PLATFORMS
B-6.6.2 Vertical Lifting Platforms
For level changes exceeding 1200 mm,the liftshall be placed in a
closed structure with doors at
different accessible levels.
PLATFORM LIFTS
Fig: Vertical lifting platform (ASME A18.1 Safety Standard)
(source: https://www.access-board.gov/guidelines-and-standards/buildings-
andsites/about-the-ada-standards/guide-to-the-ada-standards/chapter-
4elevators-and-platform-lifts)
Fig: Vertical lifting platform
38. ADA MANUAL NBC 2016
B-6.6.3 Inclined Lifting Platforms
Inclined lifting platforms may be installed along the stair wall as long as
they donotobstruct the required width ofthe exit.
PLATFORM LIFTS
Fig: Inclined lifting platformFig: Inclined lifting platform
Fig: Clear floor space and doors/gates
39. USE OF PLATFORM LIFTS IN DIFFERENT SITUATIONS
PLATFORM LIFTS
Fig:Platform lift used in the exterior in a private residence in
Sweden
(source:https://cibeslift.com/es/references/private-residence swedenhtml)
Fig: Vertical lifting platform to access stage in assembly areas
(source: https://www.terrylifts.co.uk/lifts/platform-
stairlifts/portable-wheelchair/)
40. USE OF PLATFORM LIFTS IN DIFFERENT SITUATIONS
PLATFORM LIFTS
Fig: Inclined platform lift due to space constraints
(source: https://www.nichelifts.com/products/inclined-
stair-lifts/)
Fig: External platform lift
(source:http://www.asusual.us/exterior-wheelchair-
lifts-uk/platform-lift-wheelchair-lifts-platform-lifts-external/)
41. USE OF PLATFORM LIFTS IN DIFFERENT SITUATIONS
PLATFORM LIFTS
Fig: Vertical platform lift
(source:http://www.home-elevator.net/)
Fig: Platform lift at the entrance
(source:http:/https://www.savaria.com/products/wheelchair-lifts/v-
1504-lift/index.php)
42. ADA MANUAL NBC 2016
Volume 1, Part3(Annex B),B-5.3 DOORS
B-5.3.1 Wherever revolving doors are installed, they shall be
supplemented with an alternate swinging door with 900 mm minimum
clear opening width.
DOORS
Fig: Revolving door in Nadler Hotel, Soho, LondonSource:https://adata.org/publication/temporary-events-guide
2.13 DOORS
2.1302. Revolving doors shall not be considered as an accessible route.
Swinging doorsshould be providedadjacent tothe revolving doors.
43. ADA MANUAL NBC 2016
B-5.3.2 ClearWidth
B-5.3.2.1 The minimum clear opening of doorways shall be 900 mm,
measured between the face of the door and the face of the door stop with
the door open at90°.
DOORS
Fig: Minimum clear opening of doorwaysFig: Clear doorway width
2.1305 ClearWidth
Doorways should have a minimum clear opening of 815 mm with the
door open 90 degrees measured between the face of the door and the
opposite stop.
44. ADA MANUAL NBC 2016
B-5.3.4. Manoeuvring SpaceatDoors
DOORS
Fig: Front Approach
2.1306. Manoeuvring Clearances at Doors
Fig: Front Approach
45. ADA MANUAL NBC 2016
B-5.3.4. Manoeuvring SpaceatDoors
DOORS
Fig: Hinge side and latch side Approach
2.1306. Manoeuvring Clearances at Doors
Fig: Latch side Approach
46. ADA MANUAL NBC 2016
B-5.3.5 Two Doors in Series
DOORS
Fig: Two hinged doors in a series
2.1307 Two Doors in Series
Fig: Space between two hinged or pivoted doors in
series
47. ADA MANUAL NBC 2016
B-5.3.5 Two Doors in Series
DOORS
2.1307 Two Doors in Series
Fig: Two hinged doors in a series Fig: Space between two hinged or pivoted doors in
series
48. ADA MANUAL NBC 2016
B-5.3.6 Door Hardware
SIGNAGE AND DOOR HARDWARE
2.013(16) Signage
2.1309 Door Hardware
Fig: Signage and hardware location Fig: Door hardware and signage location
Door
handle
49. ADA MANUAL NBC 2016
Volume 1, Part 3 (Annex B) B-5. ACCESS AT ENTRANCE AND
WITHIN THE BUILDING
• A landing of minimum 800 mm × 1800 mm shall be provided on
either side ofthe entrance door.
• The width of the accessible entrance door shall be at least 900 mm and
the width of the corridors or passageways shall not be less
than 1200 mm.
ENTRANCE
2.14 ENTRANCES
• Atleast 50% ofall public entrances must be accessible
• An accessible entrance must be providedtoeach tenancy in afacility.
• Accessible entrances must be provided in a number at least
equivalent to the number of exits required by the applicable
building/fire codes.
Fig: Ramp leading to the entrance
(source: https://www.sagetraveling.com/5-star-london-accessible-hotel)
(source: https://openlab.citytech.cuny.edu/service-product
design/category/hotel/)
50. ADA MANUAL NBC 2016
Volume 1, Part 3 (Annex B) B-2.5. Tactile Ground Surface
Indicators (TGSI)—
Tactile Guiding and Warning
B-2.5.1 It is recommended to install one/two rows of tactile guiding blocks
along the entire length of the proposed accessible route.
DETECTABLE WARNINGS
2.29 DETECTABLE WARNINGS
• Consistofraisedtruncateddomes with a diameter of 23 mm,a height
of 5 mmanda centre-to-centre spacing of 60 mm.
• Detectable warning surfaces shall contrast visually with adjacent
gutter/street/walkway surfaces.
Source: http://www.tecturadesigns.com/products/pavers/detectable-
warning-ada-pavers
Fig:Tactile ground surface indicators (TGSI)
51. ADA MANUAL NBC 2016
B-2.5.3 PlacestoInstall TGSI
a)In open space toorient persons with vision impairment;
b)In front ofan area where traffic ispresent;
c) In front of an entrance/exit to and from a ramp, staircase or multi-level
crossing facility;
d)Entrances/exits atpublic transportterminals.
DETECTABLE WARNINGS
2.29 DETECTABLE WARNINGS
Source: http:https://www.commercialmatsandrubber.com/redimat-peel-
n-stick-ada-compliant-mat
Fig: Example of tactile ground surface indicator used in open
areas
52. ADA MANUAL NBC 2016
Volume 1, Part 3 (Annex B) B-8. SEATING SPACES
Seating facilities shall have a clear and level floor space of not less
than 900 mm×1200 mm.
Seats should be designed with armrests and backrests to facilitate sitting
down andstanding up.
FURNITURES
2.32FIXED ORBUILT-IN SEATING AND TABLES
2.322 Seating
Fig: Minimum clearances for seating and tables
Fig: Example of a bench with armrest and back support
53. ADA MANUAL NBC 2016
Volume 1, Part 3 (Annex B) B-8. SEATING SPACES
B-8.3 Seating atDesks, Tables, etc
Tables with a minimum free height of 700 mm, minimum free depth
of600 mm andminimum width of900 mm shall be provided.
FURNITURES
2.32FIXED ORBUILT-IN SEATING AND TABLES
2.324 Height of Tablesor Counters
Thetopsofaccessible tables andcounters should befrom 710 mm to865
mm abovethe finished floor.
Fig: Table height Fig: Table and desk height for wheelchair users
54. ADA MANUAL NBC 2016
a) Total seats 51 to 100, minimum three
designated seating areas for wheelchair users
b) Total seats 101 to 200, minimum four
designated seating areas for wheelchair users
c) One additional seating area provided for
every two hundred additional seats
VOLUME 1, PART 3 (Annex B) B-12 AUDITORIUMS,
CONCERTHALLS, SPORTS ARENAS2.33 ASSEMBLY AREAS
b) One wheelchair
seating to be
provided for a
total seating
capacity of 300
a) Should adjoin an
accessible route that
also serves in case of
emergency and easy
access
55. ADA MANUAL NBC 2016
VOLUME 1, PART 3 (Annex B) B-9.14 CHANGING
ROOMS
2.35 DRESSING AND FITTING ROOMS
• Clear floor space allowing person on wheelchair
to make a 180 degree turn.
FIG. 86 ACCESSIBLE
CHANGING ROOMS
• A fixed bench should be set at a height
of 450 mm to 480 mm above floor level.
56. ADA MANUAL NBC 2016
• Every accessible dressing room should have a 610
mm x 1220 mm bench fixed to the wall along the
longer dimension. The bench should be mounted
430 mm to 485 mm above the finish floor.
VOLUME 1, PART 3 (Annex B) B-9.14 CHANGING
ROOMS
2.35 DRESSING AND FITTING ROOMS
FIG. 86 ACCESSIBLE CHANGING ROOMS
• Coat hooks should be set at different heights, 900 mm
to 1100 mm.
• A grab bar of 700 mm height
57. ADA MANUAL NBC 2016
VOLUME 1, PART 3 (Annex B) B-7.9Vending
Machine, Card Access and Automatic Teller
Machines (ATMs),
Graphic symbols on the surrounding surface that,
1) represent the card, and
2) identify the orientation of the card/coin insertion;
and
c) have both audible (beep) and visual (light) signals to
2.34 AUTOMATED TELLER MACHINES
"Space Allowance and Reach Ranges - Clear Floor or
Ground Space for Wheelchairs" allows 3 ways;
Forward Approach Only
Parallel Approach Only
(a) Reach Depth Not
More Than 255 mm
Then maximum
height above the floor
should be 1370 mm.
(b) Reach Depth More Than
255 mm
Then the maximum height
above the floor should be as follows in the table.
58. ADA MANUAL NBC 2016
• -In restaurants a minimum of 25 percent of the tables
shall be usable by wheelchair users.
• Mezzanines need not have access to wheelchair users
if all main spaces can be accessed in the ground floor
VOLUME 1, PART 3 (Annex B) B-15 BARS, PUBS,
RESTAURANTS
3 RESTAURANTS AND CAFES
FIG. 54 TABLEWARE AREAS
FIG. 53 TABLEWARE AREAS
-Where fixed
tables are
provided for food
to be consumed
but no service, at
least 5% (but not
less than 1) of the
fixed tables
should be
accessible and
follow “Fixed or
Built-in Seating
and Tables.”
59. ADA MANUAL NBC 2016
• A single bedroom accessible for wheelchair users
when provided, a queen size bed is preferred,
1 500 mm width × 2 000 mm length.
VOLUME 1, PART 3 (Annex B) B-17 ACCESSIBLE
BEDROOMS IN NON- DOMESTIC
BUILDINGS(HOTELS, GUESTROOMS ETC.)
5 ACCESSIBLE TRANSIENT LODGING
FIG.57 ROLL-IN SHOWER WITH FOLDING SEAT FIG. 93 EXAMPLE OF SPACE ALLOWANCES FOR ACCESSIBLE
BEDROOM
All public and common use areas are required to
be designed and constructed to follow the section
on "Accessible Elements and Spaces: Scope and
Technical Requirements".