5
3-17 Multiple Facilities in “Joint Use” Trench ........................................61
3-18 Facility Identification ....................................................................61
3-19 Identification of Demarcation Point..............................................62
3-20 Locate Report ...............................................................................62
3-21 Marking of Newly Installed Facilities.............................................63
4-0
Excavation Practice Statements and Descriptions .........................67
4-1
One-Call /Private Operator Locate Request...................................67
4-2
Privately Owned Facilities.............................................................67
4-3
White Lining .................................................................................67
4-4
Locate Reference Number ............................................................67
4-5
Pre-Excavation Meeting................................................................69
4-6
Facility Relocation ........................................................................69
4-7
Separate Locate Requests .............................................................70
4-8
One-Call 24/7 Access ....................................................................70
4-9
Positive Response.........................................................................71
4-10 Facility Owner or Operator Failure to Respond .............................72
4-11 Locate Verification........................................................................72
4-12 Worksite Review with Company Personnel ...................................73
4-13 Contact Names and Numbers .......................................................73
4-14 Facility Avoidance.........................................................................73
4-15 Federal and Provincial Regulations ...............................................74
4-16 Marking Preservation ...................................................................74
4-17 Excavation Observer .....................................................................75
4-18 Excavation Tolerance Zone............................................................75
4-19 Excavation within Tolerance Zone .................................................75
4-20 Unidentified Facilities...................................................................76
4-21 Exposed Facility Protection...........................................................77
4-22 Locate Request Updates ...............................................................77
4-23 Facility Damage Notification.........................................................78
4-24 Notification of Emergency Personnel ............................................79
4-25 Emergency Excavation ..................................................................79
4-26 Backfilling.....................................................................................80
4-27 As-Built Documentation ...............................................................80
4-28 Vacuum Excavation Definition ......................................................81
4-29 Operator Competency – Vacuum Excavating .................................81
4-30 Safe Operation of Vacuum Excavation Equipment.........................81
4-31 Frozen Ground Excavation ............................................................82
4-32 Utility Owner Acceptance of Vacuum Excavation Practices ...........82
4-33 Protection of Survey Infrastructure...............................................83
4-34 Excavation and Public Safety.........................................................83
4-35 Pre-Demolition Verification Process..............................................84
5-0
Mapping Practice Statements and Descriptions ............................85
5-1
One-Call Centre Responsibilities and Use of Mapping ...................87
Best Practices Version 3.0
1,2,3,4,5 7,8,9,10,11,12,13,14,15,16,...131