设备安装技术要求-英文翻译

TECHNICAL SPECIFICATIONS FOR

INSTALLATION OF MECHNICAL EQUIPMENT

1

1.1

HIGHLIGHTS OF CONSTRUCTION

Construction preconditions of Equipment Installation

The design document and other technical documents are all ready, the construction

drawings

have

been

jointly

checked

up,

technique

clarification

and

necessary

technical training shall have been

accomplished.

Relative foundation and trench work shall have been finished

，

the concrete strength

shall not be lower than 75% of design strength.

1.2

1.2.1

Acceptance of Equipment Foundation

Acceptance of Civil Data

Quality certificate.

Survey Record and other construction data shall be ready.

1.2.2

Foundation checking

The

position,

geometry

dimension

and

quality

requirements

of

the

equipment

foundation

shall

comply

with

the

construction

drawings

and

the

Code

for

Construction and Acceptance of Concrete Structures (GB50204-92).

Both the foundation surface of the equipment and the reserved holes of anchor bolts

shall be cleaned up, the screw thread and the nut of the embedded

anchor bolt shall

be kept in good condition.

The allowable tolerance of equipment foundation dimensions refer to table 1:

Table 1

Items

Allowable Tolerance (mm)

Coordinate position (Longitudinal & transverse)

Elevation of different plane

Plane outline dimension

Plane outline dimension of protruding platform

Dimension of concave hole

Levelness of plane

(Including parts where equipment

would be installed on the level

ground)

Total length

Per meter

Plumbness

Total length

Elevation (top)

Center-to-center

Embedded anchor bolt

（

from the top to the

bottom)

Central position

Depth

Embedded anchor bolt hole

Plumbness of the

internal surface of

the hole per meter

Elevation

Embedded anchor bolt active

anchor plate

Central position

Levelness (anchor

board with slot) per

meter

Per meter

±

20

－

20

±

20

－

20

＋

20

5

10

5

10

＋

20

±

2

±

10

＋

20

10

＋

20

±

5

5

Levelness (anchor

board with screw

threaded hole)

per meter

1.3

Unpacking Inspection of Equipment

Unpacking inspection of equipment shall be executed under the supervision

of the

Owner

’

s personnel, Contractor shall inspect the following items:

Appearance , quantity, specification and model of the equipment

Packing list and other technical dada.

During the inspection Contractor shall keep all the records.

Equipment , spare parts and special tools shall be carefully kept.

1.4

1.4.1

Installation of Equipment

Positioning and Aligning of Equipment

The baseline of installation shall be designated accord with construction drawing and

relating axis, edge line or elevation line before equipment positioning.

The

allowable

tolerance

of

of

the

distance

from

plane

installation

bench

mark

to

actual foundation axis or between actual shop wall axis and edge line is

±

20mm.

Refer to Table

2 for

the

allowable

tolerance

of plane

position

and

elevation

of

the

positioning plane, line or point to bench mark:

Table2

Allowable Tolerance (mm)

Items

Plane position

Without mechanical relations with other

equipment

With mechanical relations with other

equipment

Elevation

＋

20

±

10

－

10

±

2

±

1

2