Saigon M&C Tower Project Method Statement For Fire Stopping
Installation Fire Stopping For: a. uPVC, PPR pipes: 1. uPVC, PPR pipes smaller than 50mm. 2. uPVC, PPR pipes from 50mm up to 160mm. 3. uPVC pipes over 160mm. b. Metal pipes pipes and air duct. c. Electrical conduits. d. Electric trunking, trunking, cable cable tray, tray, ladder. e. Busduct system.
A
01/12/08
C.T.P
FIRST ISSUE
Page 2
-.-.-
L.Q.K
J.R.P
Saigon M&C Tower Project Method Statement For Fire Stopping
1. General: Items: - The Method Statement For Fire Stopping Works 2. Aim: The objectives is to describe Fire Stopping Works associated with installation of M&E services in compliance with the contract specification, approved shop drawings, combine and coordinated all services and structural penetration shop drawings.
3. Scope of Works: This method statement covers work related to all M&E works of the SAIGON M&C TOWER Project.
4. Installation: a. uPVC, PPR pipes:
For pipe smaller than 50mm: Use Fire Sealant
-
Clean the pipe.
-
Fill rockwool to sleeve (Sleeve size follow table 1).
-
Apply fire sealant.
-
Smooth fire sealant
-
Install G.I sheet 0.8mm thk - If the pipes exposed ceiling. Sleeve
Wall/slab Rockwool (60 kg/m3)
uPVC/PPR pipe
Fill Rockwool To Sleeve
Table 1: Sleeves Size for Pipes smaller than 50mm Service PPR Pipe size (mm) D20 D25 D32 D40 Page 3
Sleeve Sizes (mm) 70 75 80 90
Saigon M&C Tower Project Method Statement For Fire Stopping
Sleeve
Wall/Slab Rockwool (60 kg/m3)
Fire sealant uPVC/PPR i e
Apply Fire Sealant
Sleeve
Wall/Slab
Fire sealant
uPVC, PPR pipe
Smooth Fire Sealant Wall/Slab
Fire sealant Complete surface
uPVC, PPR pipe
Leave complete seal (The pipes concealed ceiling) Page 4
Saigon M&C Tower Project Method Statement For Fire Stopping
uPVC, PPR pipe Sleeve Rockwool (60 kg/m3) Slab Fire sealant; Depth: 10÷15mm
10÷15mm
Plastic anchor bolt M4x50mm
70 mm
G.I. sheet cover 0.8mm thk (For pipes exposed ceiling only)
Detail Installation Fire Stopping For uPVC, PPR Pipe Through Slab
Wall
Rockwool (60 kg/m3)
Sleeve
Fire sealant; Depth: 10÷15mm uPVC, PPR pipe
70 mm
G.I. sheet cover 0.8mm thk (For pipes exposed ceiling only)
10÷15mm Plastic anchor bolt M4x50mm
Detail Installation Fire Stopping For uPVC, PPR Pipe Through The Wall
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Saigon M&C Tower Project Method Statement For Fire Stopping
For pipe from 50mm up to 160mm: Use Fire Wrap -
Clean the pipe.
-
Cut fire wrap to the correct length (See application table).
-
Wrap fire wrap around pipe.
-
Push fire wrap into the annular pace.
-
Fill all gap of fire wrap by fire sealant (If any).
Wrap fire wrap around pipe
Cut fire wrap
Push fire wrap annular pace
into
the
Fill all gap of fire wrap by fire sealant (If any) Page 6
Saigon M&C Tower Project Method Statement For Fire Stopping
Wall
Sleeve (Sleeve size follow table 2, 3)
Plastic anchor bolt M4x50mm
70 mm
G.I. sheet cover 0.8mm thk (For pipes exposed ceiling only )
uPVC/PPR pipe
Fire wrap 25mm
Detail Installation Fire Wrap For uPVC, PPR Pipe Through The Wall
uPVC/PPR pipe Sleeve
Rockwool (60 kg/m3)
(Sleeve size follow table 2, 3)
Fire wrap
Slab
25mm
Plastic anchor bolt M4x50mm
70mm
G.I. sheet cover 0.8mm thk (For pipes exposed ceiling only )
Detail Installation Fire Wrap For uPVC, PPR Pipe Through Slab
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Saigon M&C Tower Project Method Statement For Fire Stopping
Table 2: Sleeves Size for Pipes from 50mm up to 160mm Service Pipe size
Sleeve Size (mm)
40A
100
50A
110
65A
125
80A
140
100A
160
125A
190
150A
200
Table 3: Sleeves Size for Condensate Pipes from 50mm up to 160mm Condensate Pipe Normal size
Condensate Pipe size with Insulation (mm)
Sleeve Size (mm)
20A
67
110
25A
74
120
32A
82
130
40A
90
140
50A
100
150
80A
130
180
100A
154
200
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Saigon M&C Tower Project Method Statement For Fire Stopping
For uPVC pipe over 160mm: Use Fire Collar -
Make measuring points according to pipe size
-
Cut fire collar at marked measuring points according to pipe size.
-
Ben the intumescent side of the collar until it snap.
-
Shape the collar to fit the pipe and bevel intumescent edge for close fit.
-
Wrap the collar around the pipe and clip the first bracket into slots on both ends.
-
Complete other brackets and fit the collar onto wall/slab.
Cut fire collar
Make measuring points according to pipe size
Ben the intumescent side of the collar until it snap
Shape the collar to fit the pipe
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Saigon M&C Tower Project Method Statement For Fire Stopping
Wrap the collar around the pipe and clip the first bracket into slots on both ends
uPVC Pipe
Complete other brackets and fit the collar onto wall/slab
Wall
uPVC Pipe
Fire collar
Detail Installation Fire Collar For uPVC Through The Wall
Slab
uPVC pipe
Fire collar
Detail Installation Fire Collar For uPVC Through Slab
Page 10
uPVC pipe
Saigon M&C Tower Project Method Statement For Fire Stopping
b. Metal pipes & Air ducts: Use Fire Sealant -
Clean the pipe, Air duct.
-
Fill rockwool (60 kg/m3) to sleeve/opening. Size of sleeve follow table 4 & 6, size of opening follow table 5.
-
Apply fire sealant.
-
Smooth fire sealant
-
Install G.I sheet 0.8mm thk- If the pipes, Air duct exposed ceiling.
Sleeve
Wall/slab Rockwool (60 kg/m3)
Metal pipe/Air duct
Fill Rockwool To Sleeve
Sleeve
Wall/Slab Rockwool (60 kg/m3)
Fire sealant Metal pipe/Air duct
Apply Fire Sealant
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Saigon M&C Tower Project Method Statement For Fire Stopping
Table 4: Sleeve size for metal pipes (w/o Insulation) Service Pipe size (mm)
Sleeve Sizes (mm)
15
70
20
80
25
80
32
90
40
100
50
110
65
125
80
140
100
165
125
190
150
220
200
270
250
320
300
370
Table 5: Opening size for installation ducts Ducts size (mm)
Opening Sizes (mm) w/o Insulation
Opening Sizes (mm) with Insulation
Wide (WD)
High (HD)
Wide (WO)
High (HO)
Wide (WO)
High (HO)
WD
HD
WO = WD+50
HO=HD+50
WO = WD+75
HO=HD+75
Note: -
WD: Wide of ducts.
-
WO: Wide of opening.
-
HD: High of duct.
-
HO: High of opening.
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Saigon M&C Tower Project Method Statement For Fire Stopping
Table 6: Sleeve size for chiller pipes Service Pipe size (mm)
Insulation thick (mm)
Pipe Sleeve Sizes (mm)
20
32
140
25
32
150
32
32
150
40
32
150
50
32
175
65
38
200
80
38
210
100
38
240
125
38
265
150
38
300
200
50
370
250
50
420
300
50
470
350
50
500
400
50
550
450
50
600
500
50
650
Sleeve
Wall/Slab
Fire sealant
Metal pipe/Air duct
Smooth Fire Sealant
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Saigon M&C Tower Project Method Statement For Fire Stopping
Wall/Slab
Fire sealant Complete surface
Metal pipe/Air duct
Leave complete seal
Wall/Slab
Air duct
Metal pipe
Fire sealant
Complete Fire Sealant For Metal Pipe/Air Duct Concealed Ceiling Through Wall/Slab
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Saigon M&C Tower Project Method Statement For Fire Stopping
Metal pipe
Sleeve
Rockwool (60 kg/m3) Slab Fire sealant; Depth: 10÷15mm
10÷15mm
Plastic anchor bolt M4x50mm
70 mm
G.I. sheet cover 0.8mm thk (For pipes exposed ceiling only)
Detail Installation Fire Stopping Metal Pipe Through Slab
Wall
Rockwool (60 kg/m3)
Sleeve
Fire sealant; Depth: 10÷15mm Metal pipe
70 mm
G.I. sheet cover 0.8mm thk (For pipes exposed ceiling only)
10÷15mm Plastic anchor bolt M4x50mm
Detail Installation Fire Stopping For Metal Pipe Through The Wall
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Saigon M&C Tower Project Method Statement For Fire Stopping
Fire protection pipes
G.I. sheet cover 0.8mm thk
Detail Installation Fire Stopping For Fire Protection Pipes Exposed Ceiling Through The Wall
Wall Rockwool (48 kg/m3) Insulation
Rockwool (60 kg/m3) 70mm
Fire sealant; Depth: 10÷15mm Chiller insulation Chiller pipe
50mm
G.I. sheet cover 0.8mm thk (For pipes exposed ceiling only)
10÷15mm
Plastic anchor bolt M4x50mm Sleeve
Detail Installation Fire Stopping For Chiller Pipes Through The Wall
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Saigon M&C Tower Project Method Statement For Fire Stopping
Chiller pipe
Rockwool (48 kg/m3) Insulation
Chiller insulation
Rockwool (60 kg/m3)
50mm Fire sealant; Depth: 10÷15mm
Sleeve Slab
10÷15mm
Plastic anchor bolt M4x50mm
70mm
G.I. sheet cover 0.8mm thk (For pipes exposed ceiling only)
Detail Installation Fire Stopping For Chiller Pipes Through Slab
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Saigon M&C Tower Project Method Statement For Fire Stopping
Air duct Opening Rockwool (60 kg/m3) Slab Fire sealant; Depth: 10÷15mm
10÷15mm
Plastic anchor bolt M4x50mm
70 mm
G.I. sheet cover 0.8mm thk (For pipes exposed ceiling only)
Detail Installation Fire Stopping Air duct Through Slab
Wall
Rockwool (60 kg/m3)
Opening
Fire sealant; Depth: 10÷15mm Air duct
70 mm
G.I. sheet cover 0.8mm thk (For pipes exposed ceiling only)
10÷15mm Plastic anchor bolt M4x50mm
Detail Installation Fire Stopping For Air duct Through The Wall Page 18
Saigon M&C Tower Project Method Statement For Fire Stopping
c. Electrical conduits: Use Fire Sealant. -
G.I. conduits: Method statement installation fire stopping for G.I. conduit through the wall/slab is the same Method statement installation fire stopping for metal pipes.
-
PVC conduits: Method statement installation fire stopping for PVC conduit through the wall/slab is the same Method statement installation fire stopping for uPVC, PPR pipes smaller than 50mm through wall/slab.
d. Electric trunking, cable tray, ladder: Use Fire Cement. -
Clean electric trunking, cable tray, ladder.
-
Install form work to side opening (For wall opening).
-
Install form work to bottom opening (For floor opening).
-
Apply fire cement to opening (Opening size follow table 4).
-
Take-out form work.
-
Clean electric trunking, cable tray, ladder out-side the wall/slab (If any).
Penetration type
Opening size max. L x W (mm)
Wall opening
600 x 600
Floor opening
600 x 400
≥
90mm
Wall Wall opening
Trunking
≤
Cable tray Fire cement
Detail Installation Fire Cement For Cable Trunking, Cable Tray Through Wall Page 19
600mm
Saigon M&C Tower Project Method Statement For Fire Stopping
Cable trunking Floor opening
Cable tray
Slab
≤
600mm
≥
105mm
Fire cement
Detail Installation Fire Cement For Cable Trunking, Cable Tray Through Slab
Detail Installation Fire Cement For Cable Trunking Through Slab
Detail Installation Fire Cement For Cable Trunking and Cable Through The Wall
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Saigon M&C Tower Project Method Statement For Fire Stopping
Busduct system: Use Rocwool and G.I. Sheet. -
Clean busduct.
-
Install G.I sheet 0.8mm thk to side opening (For wall opening).
-
Install G.I sheet 0.8mm thk to bottom opening (For floor opening).
-
Apply rockwool to opening.
-
Install G.I sheet 0.8mm thk to other side opening (For wall opening).
-
Install G.I sheet 0.8mm thk to top opening (For floor opening).
-
Clean busduct, working area.
Busduct G.I. sheet cover 0.8mm thk
25mm
Slab Rockwool (60 kg/m3)
70mm
Detail Installation Fire Stopping For Busduct Throu h Slab
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Saigon M&C Tower Project Method Statement For Fire Stopping
G.I. sheet cover 0.8mm thk
Busduct
Detail Installation Fire Stopping For Busduct Through Slab ( Bottom View)
Busduct
Rockwool (60 kg/m3)
Detail Installation Fire Stopping For Busduct Through Slab (Top View – Befor Install G.I. Sheet Cover)
Busduct
G.I. sheet cover 0.8mm thk
Detail Installation Fire Stopping For Busduct Through Slab ( Top View) Page 22
Saigon M&C Tower Project Method Statement For Fire Stopping
Rockwool (60 kg/m3) 25mm
G.I. sheet cover 0.8mm thk
Busduct
70mm
Wall
Detail Installation Fire Stopping For Busduct Through The Wall
Detail Installation Fire Stopping For Busduct Through The Wall
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