Yale SHAW-BOX YK Series

To Next Page

To Previous Page

P/N: C11746310 REV. AB June 2022

CHAPTER 3

ASSEMBLING BRIDGE GIRDER TO

UNDERHUNG END TRUCKS

Main Page

Table of Contents2
Safety Precautions5
Important Information and Warnings6
Fabrication of Girder(S) for Bridge Beam with Capping Channel (as Required)9
Step 1: Cut Girder and C-Channel (as Required)10
Step 2: Check Camber (as Required)10
Step 3: Girder and C-Channel Welding at End (as Required)11
Step 4: Clamping Girder and C-Channel (as Required)11
Step 5: Girder and C-Channel Welding (as Required)12
Step 6: Check Camber after Welding (as Required)12
Assembling Bridge Girder to Underhung End Trucks13
A) Plan View14
B) Dimension Details for Girder Length Calculation15
C) Underhung End Truck Types16
D) Formed Channel End Truck17
E) Rolled Channel End Truck18
Step 1: Bridge Girder Length (as Required)19
Step 2: Marking Centerline on the Girder (as Required)19
Step 3: Marking Centerlines and Hole Locations on End Truck - Uhfc20
Step 3A: Marking Centerlines and Hole Locations on End Truck - Uhrc21
Step 4: Locate & Align End Trucks - Uhfc22
Step 4A: Locate & Align End Trucks - Uhrc23
Step 5: Check Squareness between End Trucks24
Step 6: Check Span (Center to Center) of End Trucks24
Step 7: Drilling Holes on End Trucks and Girder Flange - Uhfc25
Step 7A: Drilling Holes on End Trucks and Girder Flange - Uhrc26
Step 8: Assemble Girder to End Trucks - Uhfc27
Step 8A: Assemble Girder to End Trucks - Uhrc28
Step 9: End Stop Installation29
Step 10: Assembling Motor and Gear Reducer with End Truck30
Step 10A: Uhrc End Truck A4 Drive Installation31
Step 11: Assembling Groove Pin with End Truck and Support Bracket32
Step 12: Locate and Drill Holes for Cross Arm Support33
Step 13: Mounting Cross Shaft Support34
Step 14: Mounting Cross Shaft, Bearing and Coupling35
On Cross Shaft Support35
Step 15: Checking Horizontal Alignment of the Cross Shaft36
Step 16: Assembling Coupling with Cross Shaft37
End Stop Assembly38
A) End Stop Assembly39
Mounting Hoist on Girder40
Yk/Sk Hoist Installation41
Step 1: Preparation for Mounting Hoist on Girder41
Step 2: Mounting Hoist on Girder42
Y80/800 Hoist Installation43
Step 1: Preparation for Mounting Hoist on Girder43
Step 2: Mounting Hoist on Girder44
Festoon System Installation45
A) Plan View46
Step 1: Clamping Cross Arm & Control Box Support Rails47
Step 2: Spacing for Cross Arms/Support Rails47
Step 3: C-Rail Mounting48
Step 4: C-Rail Joint Assembly49
Step 5: Mounting Bridge Panel50
Step 6: End Stop Assembly51
Step 7: Hoist Cable Assembly52
Step 8: Control Pendant Cable Assembly53
Yk/Sk Tow Arm54
Step 9: Tow Arm Kit Preparation54
Tow Arm Adjustments54
Y80/800 Tow Arm55
Step 9: Tow Arm Kit Preparation55
Tow Arm Adjustments55
Step 10: Tow Arm Kit Installation - Yk/Sk56
Step 10: Tow Arm Kit Installation - Y80/80057
Step 11: Cable Tray Installation58
Step 12: Placing Festoon Cables on Cable Tray59
Step 13: Festoon Cable Connection60
Step 14: Push-Button Pendant Assembly61
Step 15: Bridge Motor Cable Connection62
Step 16: Bridge Tow Arm Installation63
Step 17: Bridge Travel Limit Switch Installation64
Step 18: Festoon Runway Checking65
Step 19: Adding Cable Ties65
Radio Control & Horn Installation for Festoon System66
Step 1: Cross Arm & Bracket Installation for Radio Control67
Step 2: Radio Control System Installation68
Step 3: Horn Installation (Internal/External)69
Warranty71

Table of Contents

Related product manuals