Page 162 - Industrial Process Plant Construction Estimating and Man Hour Analysis

138 Industrial process plant construction estimating and man-hour analysis

8.1.4 Equipment descriptions—Fan system sheet 1

FANS
Perform all millwright work for the four fans. Alignment and grouting
Install sole and base plates
Attach fan to foundation—bolted connection
FD Fan
Set fan housing split
Set impeller assembly/shaft
Alignment fan bearings
Seal weld housing inside/outside
Weld inlet cones and stud rings
Weld shaft seal stud rings
Coupling alignment
Install damper

ID Fan
Set fan housing split
Set impeller assembly/shaft
Alignment fan bearings
Seal weld housing inside/outside
Weld inlet cones and stud rings
Weld shaft seal stud rings
Coupling alignment
Install damper

8.1.5 Equipment descriptions—Fan system sheet 2
Primary air fan
Set fan housing split
Set impeller assembly/shaft
Alignment fan bearings
Seal weld housing inside/outside
Weld inlet cones and stud rings
Weld shaft seal stud rings
Coupling alignment
Install damper
Pulverized seal air fan
Set fan housing split
Set impeller assembly/shaft
Alignment fan bearings
Seal weld housing inside/outside
Weld inlet cones and stud rings
Weld shaft seal stud rings
Coupling alignment
Install damper