Masonry structures (labour)

Activity Unit Masonry piece (block) Skill
Standard.
brick
Elevated 
brick
Double-
sized
brick
Masonry 
block
e.g. B30
Rubblestone
(backed)
Partition
brick, thick
 6 or 10 cm
Concrete
masonry
block
Time-standard (hour)
Vertical loadbearing wall,
filling work, spandrel
m3 3.19
3.13
2.72
2.92
2.3
2.43
1.98
1.97
11.48
4.51
- - mason
labourer
Pier or column m3 7.68
1.4
- - - - - - mason
labourer
Chimney-breast 
(for fume)
(std. or chimney brick)
m3 5.49
0.79
- - - - - - mason
labourer
m - - - - - - 0.46
0.46
mason
labourer
Air chimney m2 0.78
0.22
- - - - 0.94
0.18
- mason
labourer
m - - - - - - 0.44
0.32
mason
labourer
Air duct 
(at floor structures)
m 0.26
0.13
- 0.13
0.13
- - 0.06
0.06
- mason
labourer
Brick-on-edge 
or partition wall
m2 0.41
0.15
- 0.76
0.27
0.65
0.24
- 0.42
0.61
- mason
labourer
Protecting wall
(at sealing, proofing)
m2 0.54
0.42
- - - - - - mason
labourer
Remarks: Stacks of masonry pieces and mortar manipulated by equipment.
Scaffolding (platforms) not higher than 3 m is included in time-standards.
For masonry works above 3 m (heavy) scaffold is to be erected.