UNIVERSAL
GOOD
Comprehensive Assessment Systems of
Universal Design Achievements for Offices(CASUDA)nd InternationalThe
International Conference
Conference
The 22ndforfor Universal
Universal Design
Design inin Kyoto
Kyoto 2006
2006
October
October 24,24, 2006
2006
Kyoto
Kyoto International
International Conference
Conference HallHall

Hidekazu
Hidekazu Sawada
Sawada (Shimizu(Shimizu Corporation)
Corporation)
Shiro
Shiro Nitanai
Nitanai (Japan(Japan Post)
Post)

Structure of Evaluated Items

Base building•Site entrance•In-site walkway•Parking•Walkway from parking•Carriage porch•Building entrance•Entrance hall
•Reception•Lobby•Corridor•Stairway•Elevator•Rest room
•Pantry

Fitting-out•Zoning•Layout•Workstation•Work-support area
•Information-management area
•Life-support area
•Light environment•Interior plan
•SignageUDcomprehensive
index

Operation

2/13
Fundamental
requirements
Viewpoints of UD

Fundamental
requirements
Viewpoints of UD

Fundamental
requirements
Viewpoints of UD・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・

Items Evaluated for “Site Entrance”

3/13(1) Fundamental requirements
Level

Score

12

3

45

Width of entrance

All entrances are lessthan 80 cm.

At least one entrance is equal to or
greater than 80 cm and less than
120 cm.

Stairway or steps

Stairway or steps exist,
and slope or elevateddevice is not installed.

Stairway or steps do not exist, or
slope or elevated device is installed (not evaluate)
when stairway or steps exist.

Separation ofentrances for people
and vehicles

Not separated

minimum
requirements

Separated

All entrances are greater than 90cm, and at least one entrance isgreater than 120 cm.
(not evaluate)(not evaluate)

general technical orsocial standards(not evaluate)

highest technical orsocial standards(2) Viewpoints of UD
Score

Degree of Consideration
not al all

to some extent

to a great extent

Ensure smooth continuity from outside site

01

2

Establish site entrance in place where it is well recognized from roads and a right
direction is taken in returning

01

2

Present signs of building name and entrance that are well recognized from far

01

2

Presence of visual obstacles of access by cars due to signs and plants012

Separately establish entrance and exit for cars

012

Install auditory or light warning system that informs of car access
Ensure sufficiently wide entrance for cars, pedestrians, and bicycles to accessbuilding
Install guiding device

0120

1

20

12

Scoring Method for Fundamental Requirements

4/13●Normalization by range of the total (maximum – minimum)
Site Entrance

Score

Level
12

3

4

Width of entrance3

All entrances are lessthan 80 cm.

At least one entrance is equal to orgreater than 80 cm and less than 120 cm.

Stairway or steps

3

Stairway or steps exist,
and slope or elevateddevice is not installed.

Stairway or steps do not exist, or slope
or elevated device is installed whenstairway or steps exist .

Installation of door

5

Difficulty for wheelchairusers with passing
through

Use at least one automatic or sliding
door, or door easy for wheelchair users
to pass through among doors installed atentrances, and remain flat before andafter the door

Separation of entrances forpeople and vehicles

1

Not separated

Separated

TOTAL=12

Level 1Minimum（4）6.4Level 28.8

5All entrances are greater than 90cm, and at least one entrance isgreater than 120 cm.
(not evaluate)(not evaluate)

Fulfil level 3 for all doors installedat entrance(not evaluate)

Level 3

Level 411.2

12(not evaluate)

Level 5

13.6

Maximum（16）Evaluate what percent of possible considerations
was conductedScoring Method for Viewpoints of UD

5/13●Use of Score Ratio (SR)
敷地内通路Site Entrance

Score

Degree of Consideration
not al all

to some extent

to a great extent

Ensure smooth continuity from outside site1012

Establish site entrance in place where it is well recognized from roads and a right
direction is taken in returning

2012

Present signs of building name and entrance that are well recognized from far

00

12

Presence of visual obstacles of access by cars due to signs and plants

1012

Separately establish entrance and exit for cars

0012

Install auditory or light warning system that informs of car access
Ensure sufficiently wide entrance for cars, pedestrians, and bicycles to accessbuilding
Install guiding device

1012

20

122012

Total =

9SR = Total / Maximum of total = 9 / 16 = 0.56
Level 1

Level 2

Level 3

Level 4

Level 50 ≤ SR < 0.20.2 ≤ SR < 0.40.4 ≤ SR < 0.60.6 ≤ SR < 0.8

0.8 ≤ SR

Weights of Evaluated Items●Weighing by AHP
Base building(0.38)•Site entrance (0.05)•In-site walkway (0.04)•Parking (0.05)•Walkway from parking (0.05)•Carriage porch (0.04)•Building entrance (0.08)•Entrance hall (0.06)•Reception (0.07)•Lobby (0.05)•Corridor (0.09)•Stairway (0.09)•Elevator (0.13)•Rest room (0.15)•Pantry (0.05)

Fitting-out (0.35)•Zoning (0.09)•Layout (0.09)•Workstation (0.13)•Work-support area (0.09)•Information-management area (0.09)•Life-support area (0.10)•Light environment (0.13)•Interior plan (0.14)•Signage (0.15)

UDcomprehensive
index

Operation (0.27)

6/13
Fundamental
requirements
Viewpoints of UD・・・・・・・・・・・・・・・・・・・・・・・・

UNIVERSALGOOD
CASE STUDYEvaluation of Building A
58/13

UD Comprehensive
Index: 3.32

43.39

3.49
3.00

32
1
Base
Building

Fitting-out

Operation

Evaluation of Base Building

9/13• Width of entrance is ensured.
• The separation of pedestrians
and cars is required.

• The door is heavy.
• More consideration isrequired for the kitchen.

PantrySite entrance5

In-site walkway

4Rest room

3
2

Elevator

1• The separation of pedestrians
and cars is required.
• Roof on the passage is notestablished.

Parking
Walkway fromparking0
Stairway

Carriage porch• Sufficient area is ensured.
• The roof is established.

Corridor• The door is heavy.
• Prevention measures forcollision against glass door
are required.

Building entrance
Lobby

Entrance hall
Reception

Evaluation of Fitting-out• Signs for evacuation are noteasily recognized.
• Visual sign in emergency is notestablished.

SignageZoning5
4

10/13• Workstations conform to theguideline issued by theMinistry of Health, and Labourand Welfare.

Layout32
Interiorplan

1Workstation0• Guidelines regarding lighting
quality are satisfied.

Lightenvironment

Life-support area
• The door is heavy.
• Communication means inemergency are not established.

Work-supportarea
Informationmanagement area

Which part should be renovated first?
remaining current condition

advantage

54Elevator
Light environment
CorridorWorkstation
Work-support
Layoutarea
Life-support area

Walkway fromIn-site walkway parking

Score

ZoningEntrance
hall
Building entrance
Carriage porch
Rest room

Site entrance Reception

3Lobby2

Informationmanagement area
Stairway

Interior plan

Parking
PantrySignage
low necessity of improvement

high necessity of improvement

1
0.00

0.05

0.10
Importance

0.15

0.20

Ordering of UD renovation is possible.

11/13

UD Rating by UD Comprehensive IndexBase Building
Operation

12/13

Fitting-out
UD Comprehensive Index

5

Super（S）

4
3.32

3.30

3.36

3.58

3.65

Good（A）
Fair（B）

3

Poor（C）

2

1
Building A

Building B

Building C

Building D

Building E

Possibility of diffusing UD through market
by means of UD rating

UNIVERSAL
GOOD
END

Background

14/13●Necessity of comprehensive
assessment systems of UD
achievements for continual
improvement●Use of UD guideline
compiled by JFMADo

CheckAction
CheckDoPlan
ActionPlan CheckDoDoPlanPlanAction
CheckActionReferred Laws and Standards

15/13

 Building Standards Law Accessible and Usable Building Law
 UD Guideline of Tokyo Metropolitan Government
 Guideline for Occupational Health Management in VDT Work
(Ministry of Health, and Labour and Welfare) Prevention Measures against Passive Smoking (Ministry of Health,and Labour and Welfare) Guideline for Prevention Measures against Smoking in Working
Environments (Ministry of Health, and Labour and Welfare) Guideline for Instruction regarding Color Vision Problems(Ministry of Education, Culture, Sports, Science, and Technology)
 CASBEE (Comprehensive Assessment System for Building
Environmental Efficiency)

UD Guideline
zDescribes base building, fitting-out,and operation
zComposed of two perspectives:(1) Fundamental requirements
 Conditions that must be fulfilled
regardless of costs, such as legal
compliance and employees’ safety(2) Viewpoints of UD More desirable conditions for making workers safer,more satisfied, and more productive
 Extracted from the seven principles of UD

16/13

Scaling Method for Two Perspectives

17/13

1. Fundamental requirements
 Level 1 fulfills such minimum requirements as the Building Standards Law
 Level 3 is suitable for general technical or social standards
 Level 5 is intended for the highest technical or social standards

2. Viewpoints of UD Point 0: not considering UD at all Point 1: considering UD to some extent
 Point 2: considering UD to a great extent

Comparison of UD Achievements for Base Building18/13
Building A

Building B

PantryBuilding C
Site entrance
5

Building D

Building E

In-site walkway

4Rest room

3

Parking2
Elevator

Walkway fromparking

10Stairway

Carriage porch

Corridor

Building entrance
Lobby

Entrance hallReception