WORKING DRAWINGS HANDBOOK, Fourth Edition

Working Drawings Handbook

G52:G631 Ductwork for HVAC

1 Heating

2 Heating non-cooling air conditioning

3 Heating cooling air conditioning

4 Ventilation

1 Supply and extract ventilation

2 Extract ventilation

For smoke extraction/control see G5723

9 For special activity

Classify with reference to

Table D Facilities, e.g.:

G529:D73 Special HVAC

services for laboratories

G53 Electric power For electric mains see G755.

Classify parts with reference to

Section G6, e.g.:

G53:G61 Energy generation/

storage/conversion for electric power

1 General purpose outlets

2 Supply to service installations

9 For special activity

Classify with reference to

Table D Facilities.

G54 Lighting For outdoor lighting see G761.

Classify parts with reference to

Section G6.

1 General lighting

2 Emergency lighting

9 For special activity

Classify with reference to

Table D Facilities

G55 Communications Classify parts with reference to

Section G6

1 Public address

2 Visual display

3 Radio

4TV

5 Telephones

6 Computer networks

9 For special activity

Classify with reference to

Table D Facilities, e.g.:

G559:D 14 Special

communications services for air transport

Table II (continued)

Elements for buildings G