-
XXXXX Project
xxxx
XXXX
Method Statement FOR HVAC
Duct Installation
暖通风管安装施工方案
MS-
OOO-M-0017-REV-1
1
05/04/2015
IFA
0
09/03/2015
IFA
ISSUED
FOR
ORIGINATOR
CHECKED
APPROVED
REV #
DATE
Page 1 of 26
目录
Content
（
1
）
施工工序
.......................
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...
错误！未定义书签。
（
1
）
Construction Procedures
.
..........................................
.....
错误！未定义书签。
1.
工程概况
.
..................................................
..................................................
..
3
1. Overview
.
....
..................................................
...............................................
3
2.
参考
.
......................................
..................................................
.....................
3
2. References .
..................................................
...............................................
3
3.
施工准备
.
....................................
..................................................
................
5
3. Construction
Preparation
.
...............
..................................................
.........
5
4.
风管安装
.
..................................................
..................................................
..
8
4. HVAC Duct Installation..............
..................................................
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（
2
）
风险评估
.......................
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................................
2
0
（
2
）
Risk Assessment
............
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2
0
（
3
）
安全管理方案
..........
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错误！未定义书签。
（
3
）
Safety Plan ...........................
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错误！未定义书签。
Page 2 of 26
施工工序
Construction Procedures
1.
工程概况
ew
此工程为
XXXX
暖通风管项目。特此编制全厂区风管工程施工方案。
The
project
is
HAVC
duct
installation
project
of
XXXX
Project-
XXX.
This
method
of
statement is developed
for Ductwork in the whole plant.
2.
参考
2. References
适用标准，规范和规格（哈萨克斯坦）
Applicable Codes, Standards and
Specifications (Kazakhstan)
●
SNiP RK
4.02-42-2006 Heating, Ventilation and Air
Conditioning
●
SNiP RK
4.02-42-2006
暖通空调系统
●
SNiP RK
2.04-01-2001 Building Climatology
●
SNiP RK
2.04-01-2001
建筑气候学
●
SNiP RK
2.02-05-2009 Fire Safety for Buildings
●
SNiP RK
2.02-05-2009
厂房火险安全
●
SNiP RK Thermal
Engineering For Construction
●
SNiP RK
施工热力工程
●
GOST
12.1-005-88 General Sanitary Requirements for
Working Zone Air
●
GOST 12.1-005-88
工作区域气体一般卫生要求。
●
GOST 14918-80
Continuous Galvanized sheet metal specifications
●
GOST 14918-80
连续镀锌钢板规范。
●
GOST
24751-81
Air
handling
equipment.
Nominal
dimensions
of
connection's
cross sections
GOST 24751-81
空气处理设备。连接处截面标称尺寸。
Page 3 of 26
●
GOST 19903-74 Hot-rolled steel sheets
dimensions
●
GOST
19903-74
热轧钢板尺寸。
●
GOST 25751
Cutting tools. General terms and definitions
●
GOST 25751
切割工具。一般条款和定义。
●
MSN
4.02-03-2004 Equipment & Pipelines Thermal
Insulation
●
MSN
4.02-03-2004
设备和管道热力绝缘。
当本地规范不可用或不可行时，用澳大利亚和国际标准和顺序来取代，优先顺序如下：
Where local standards and
codes are silent, then Australian and
international codes
and
standards, will be substituted in order
of precedence as follows:
适用规范，标准和规格（澳大利亚）
Applicable Codes, Standards and
Specifications (Australian)
●
AS 4254
Ductwork for air-handling systems in buildings
●
AS 4254
建筑物内部空气处理系统风管工程。
●
AS 1668 The use
of ventilation and air-conditioning in buildings
●
AS
1668
建筑物内通风和空调的应用。
●
AS 1554 SAA
Structural Steel Welding Code
●
AS 1554
SAA
钢结构焊接规范
适用规范，标准和规格（国际）
Applicable Codes, Standards and
Specifications (international)
●
ASHRAE 2011 ASHRAE Handbook HVAC
Applications
●
ASHRAE 2011 ASHRAE
暖通指南应用。
●
SMACNA 2005
HVAC Duct Construction Standards-Metal and
Flexible
●
SMACNA
2005
暖通施工标准
-
金属和灵活部
件。
●
SMACNA 2004 HVAC Systems-Duct Design
●
SMACNA 2004
暖通系统
-
风管设计
●
AHRI 880-2008
Performance Rating of Air Terminals
●
AHRI
880-2008
空气终端性能功率
●
NFPA 90A
Standard for the Installation of Air-Conditioning
and Ventilating
Page 4 of 26
Systems
3.
施工准备
3.
Construction Preparation
3.1
技术准备
3.1Technique preparation
3.1
.1
根据设计图纸及设备厂家安装手册（以厂家安装手册为主），进行设计图纸自审和会
审，
明确施工范围。
3.1.1
According
to
design
drawings,
design
drawings
will
be
self-
study
and
jointly-study
to
clear the construction
scope.
3.1.2
熟悉图纸，
了解相关项目要求施工范围，
熟悉相关制度和规格。
根据施工
顺序和施工进度
计划来安排动员材料。
现场施工人员须熟悉施工
工艺和相应的技术要求，
以
QA/QC
以及进度要
求为准则。施工前编制施工方案，并提交业主进行审批。制定合理的施工方案
以及施工程序，
确保工程能够满足进度以及顺序要求。
3.1.2 Study the design drawings to
clear the construction scope of project
requirements, and
familiarize with the
relevant national regulations and specifications;
mobilize the construction
materials
according
to
schedule
and
construction
sequence;
on-site
construction
personnel
shall
be
familiar
with
the
construction
process
and
the
related
technical
requirements,
and
work to the QA/QC
and schedule requirements. A method
statement shall be prepared and
submitted for approval before
construction. Determine reasonable construction
sequence and
construction methods, to
ensure that work is done in sequence.
3.2
人力资源配置
3.2 Labor resources
根据安装任务和施
工工期安排配置人员以满足施工计划。操作人员初步配置如下表：
Installation personnel requirement
should be well arranged according to installation
tasks
and
construction
period,
and
personnel
requirement
should
be
adjusted
immediately
in
accordance with the
actual situation. Preliminary arrangement of
operating personnel are as
The
following table:
Page 5 of 26
Profession
职位
Decision
layer
决策层
Administrative
staff
管理人员
Number of
people
人数
2 persons
2
人
Profession
职位
Number of
person
人数
2 person
2
人
2
persons
2
人
lifting worker
吊装工人
Crane, car
drivers
吊车和卡车司机
Technician
技工
4 person
4
人
Worker
layer
Ventilation workers
4
persons
通风负责工人
2
人
Plumbers
管工
Electrician
电工
Welder
焊工
Labor
劳工
4 persons
4
人
1
persons
1
人
2 persons
2
人
11
persons
10
人
Executive
layer
执行
层
The quality
engineer
质量工程师
Safety officer
安全员
Commissioning
engineer
调试工程师
1 person
1
人
1
person
1
人
2 persons
2
人
Total
总数
3.3 Construction tool,
equipment preparation
施工机具准备
36 persons 36
人
The
type
of
Construction
tools
and
equipment
are
as
per
the
following
table.
Before
approaching
and
coming
into
use,
Machinery
and
equipment
shall
be
checked
by
safety
department and certified.
施工
机具类型如下表所示。在使用前以及使用时须经过相关安全部门检查并认证。
No.
序号
Equipment Name
设备名称
Size/Model
大小和型号
Unit
单位
Qty
数量
Page 6 of 26
1
Truck-mounted
crane
卡车吊
Flat
truck
平板车
Nylon
sling
尼龙吊带
Snap
ring
卡环
Lift
trucks
吊车
Section
steel cutter
钢板切割器
Chain block
链条葫芦
AC arc
welder
AC
弧焊机
Angle grinder
角磨机
Spiral duct machine
螺旋风管机
Flanging
machine
矩形风管折边机
Duct bite machine
矩形风管咬口机
25t
ea.
1
2
20t
ea.
1
3
2 t
set
2
4
2 t
ea
4
5
18m
ea.
1
6
ea
2
7
2 t
ea
4
8
BX1-315
ea
2
9
GWS6-100 100E
ea.
4
10
SBTF-1500
ea.
1
11
ea.
1
12
SA-12B
ea.
1
4. HVAC
Duct Installation
暖通风管安装
4.1
材料选择
Page 7 of 26
4.1 The choice of materials
The outdoor & indoor ductwork shall be
constructed from prime quality galvanized steel to
ATSM AG53A, The minimum zinc coating
requirement on standard 1000×
2000 mm
galvanized sheets shall be
in accordance with the following schedule:
镀锌板材须与以下计划一致：
●
0.26
kg/m
2
(0.85 ounce per sqft)
for 0.5 mm thick sheets
●
0.26 kg/m
2
(0.85
ounce per sqft) 0.5mm
厚钢板
●
0.315
kg/m
2
(1.05 ounce per sqft)
for sheets 0.6 mm to 1 mm thick
●
0.315
kg/m
2
(1.05 ounce per sqft)
0.6
到
1mm
厚钢板
●
0.375
kg/m
2
(1.25 ounce per sqft)
for sheets 1.20 to 1.25 mm thick
●
0.375
kg/m
2
(1.25 ounce per sqft)
1.20
到
1.25mm
厚钢板
According to the above
requirements, and combined with the actual
situation, the
following fabrication
schedule for galvanized sheet metal ducting will
be used:
根据以上要求，结合实际情况，镀锌金属板的制作计划如下：
Plate thickness (SNiP 4.02-42-2006)
板厚（
SNiP
4.02-42-2006
）
Minimum duct
diameter (mm)
Circular
ducts
0
250
500
900
1400
Minimum greater
side (mm)
0
Up to
to
to
to
to
to
Maximum
duct
diameter (mm)
200
inclusive
450
inclusive
800
inclusive
1250
inclusive
1600
inclusive
Minimum greater
side (mm)
250 inclusive
Sheet thickness (mm)
0.5
0.6
0.7
1.0
1.2
Rectangular
ducts
Up to
Sheet thickness (mm)
to
0.5
Page 8 of 26
300
1250
2000
no
to
to
to
to
1000 inclusive
2000
inclusive
2300 inclusive
no
0.7
1.0
1.2
3
4.2
风管制作
4.2 Duct
pipe fabrication
4.2.1
圆形风管制作
卷管：
圆形风管我们将用螺旋风管机自动卷管、机械内部自动咬口自
动成型；
Rolling pipe:
For
fabrication of round duct pipe, we shall
automatically roll tube by spiral
tube
machine, occlusion and forming automatically
inside machine.
螺旋风管机卷管成型图
SPIRAL
DUCT PIPE ROLLING AND MOLDING FIGURE
连接：
圆形风管连接方式根据直径不同而不同，直径
0
＜
Ф
≤
800
的我们将采用“插座连
接”方式；
< br>800
＜
Ф
≤
< br>1500
我们将采用“平环法兰连接”方式。
Connection :
Round duct connection way shall be
various as per different diameter, we
shall use
“
socket
connection
”
for
pipe of diameter 0
＜
Ф
< br>≤
800 use
“
flat ring flanged
Page 9 of 26
connection
”
for pipe of
diameter 800
＜
Ф
≤
1500.
CIRCULAR DUCT PIPE
CONNECTION SHOWN AS BELLOWi:
插座连接法
（
0
＜
Ф
≤
800
）
Socket connection
（
0
＜
Ф
≤
8
00
）：
ROUND SPIRAL DUCT JOINTS
圆形螺旋风管接头连接
Flat ring flanged connection
（
800
＜
Ф
≤
1500
）：
圆形风管加固：
风管将用镀锌螺栓和
铆钉加固。所用法兰边沿以及其他的缝口将用风管密
封剂进行密封。
镀锌铁皮风管所有角度的铆钉
,
除了在管道系统的实例部分
镀锌生产后
,
在这种情
况下
,
成角部分可以焊接。
Round duct pipe reinforcement:
It will use rivets and galvanized bolts
in ductwork. All
slip flanges and other
joints will be sealed by duct sealant. Rivet all
angles to galvanized sheet
Page 10 of 26
metal duct, except in
instances where ductwork sections are galvanized
after manufacture, in
which case angles
may be welded.
4.2.2
矩形风管制作
4.2.2
Rectangular duct fabrication
矩形风
管成形与咬口：
矩形风管制作我们将采用矩形风管折边机及咬口机进行制作成型，
风管的咬口采用“两片成型法”，具体如下图所示：
Rectangular
duct
molding
and
occlusion:
For
rectangular
duct
fabrication,
we
use
flanging machine and nip
machine, occlusion of duct use
“
two-piece forming
method
”
, and
detail shown as below:
两片成型法
成型示意图
Two-piece
forming method
Molding figure
图中所示
L1=13~16mm
，
L2=
7~10mm
，
L3=6~8mm
（
板材厚度
δ
符合
SNiP
4.02-42-2006
）
In
the figure L1=13~16mm
，
L2=7~10mm
，
L3=6~8mm
(thickness of plate
δ
coincides with SNiP
4.02-42-2006
)
矩形风
管采用薄钢板“连体法兰”连接：
矩形风管我们采用薄形钢板连体法兰连接
Connection :
Rectangular duct use
“
thin steel plate flanged
connection
”
.
THIN STEEL PLATE FLANGED CONNECTION
Page 11 of 26
弹簧夹板厚（
mm
）
使用范围
THE SPRING CLIP
Spring clip
thickness(mm)
Using range
薄钢板法兰弹簧夹
Medium and low voltage duct
≥1.0
中低压风管
风管加固：
矩形风管加固采用轧制加强筋的方法加固，加固间距
200mm~300mm
。
Duct
reinforcement
：
Reinforce
rectangular
duct
by
rolling
strengthening
reinforcement
distance 200mm~300mm.
4.3 Ductwork supports
风管支撑
Supports for ducts, dampers, etc.
should be galvanized. Ductwork supports are as
following table:
Page 12 of 26
rib,
风管，气阀等的支撑需要镀锌。风管支撑如下表：
SPIRAL DUCT SUPPORTS
MAX. HANGER SPACING
SPIRAL
DUCT DIAMETER
(mm)
螺旋风管直径（
mm
）
UP
TO 200
到
200
201
TO 800
201
到
800
801 TO 1000
801
到
1000
1001 TO 1500
1001
到
1500
Rectangular
Duct Hangers
–
Minimum
Requirements
矩形管吊架
Maximum half of duct
perimeter (p/2)
Up to 750 mm
751 mm to 1800 mm
1801 mm to
2400 mm
3000 mm
3000 mm
3000 mm
6 mm
10
mm
10 mm
Maximum Spacing
Rod Diameter
最大挂钩间距
HORIZONTAL
水
平
500
2500
2000
2000
VERTICAL
垂直
3000
3000
2500
2500
ROD AND STET
BOLT mmФ
杆和膨胀螺栓
FLAT BAR
SUPPORT
(w x t)
平条支撑
25 x 3m
25 x 3m
32 x 3mm
40 x 3mm
6
6
10
12
Strap Size
25
x 0.8 (mm)
25 x 1.2 (mm)
25
x 1.6 (mm)
4.3.1 Spiral duct supports
Page 13 of 26