DOOR
Flush Door type D3
The item include in door frame are:
- P.c concrete lintels
- P.c concrete heelstones
- Timber Guards
- Door frame sets
Heads ,jambs and stoppers are the component in door frame set.
Basically ,lintels and heelstones are measure in no, meanwhile the rest of component are measure in linear meter.
Below are the method to measure door frame
1. P.c lintels
( Refer to Clause F.17 in SMM2)
Lintels
Length
0.760
Add Bearing
2/0.225 0.450
1.210
Description
(Ahmad Abdullah .2007)
2.Heelstones
Heelstones
Breadth
frame 0.040
stopper 0.020
0.060
Description
(Ahmad Abdullah,2007)
However, the heelstone only installed for the door which in the kitchen and bathroom.
3. Timber Grds
Length
2.100
Less
Heelstones 0.150
i.950 (to back of jambs)
Length
o.760
Add
grds to jambs
2/0.016 0.032
0.792 (to back of head)
Descrption
(Ahmad Abdullah ,2007)
4.Door frame sets
- Heads Length
0.760
Add
horns
2/0.100 0.200
0.960
Descruption
(Ahmad Abdullah ,2007)
* Heads is the horizontal parts of the door frame
- Jambs Length
2.100
Less
Heelstones 0.150
1.950
Description
(Ahmad Abdullah, 2007)
* jambs is the vertical part of the door frame
- Stopper Length
to head
0.760
Less jambs
2/0.040 0.080
0.760
Length
to jamb
1.950
Less
head 0.040
stopper 0.020
1.890
Description
40mm x 20mm (finished) w.p.t ,grade B timber stopper and fixed to timber
Nowadays, we do not have to measure the door frame because there have composite door frame
which is assemble in factory . The Contractor only installed it on site. In fact , the taker off job
become easier because it only measure in unit No. Meanwhile, the specification of the door is state
in the description
(refer too Clause M.20.2 in Smm2)
Reference.
AhmadAbdullah, Khairuddin Abdul Rashid . (2007). ' Pengkuran Kuantiti Bangunan Edisi Kedua'.
Prentice Hall, Malaysia
