Safety
JS5
Job Safety Five
All newly constructed ___, ___, and transmission lines before placing in service.
Mains, services
Preferred on pipe with design less than 60 psig
What is Pneumatic testing?
Test mediums must be___, ___, ___ or ___.
air, NG, inert gas or water
________________ on the pipe during testing is Prohibited
Working
Stand clear
Dead ends, test heads, hoses under pressure
Preferred testing medium for low pressure
What is Air?
Uses water as test medium
Hydrostatic testing
Distribution systems use___
air or inert gas
Not required for testing purposes
Backfill
PPE
Personal Protective Equipment
preferred test medium for high and transmission lines.
H2O
Two types of equipment used in pressure testing are:
Pressure gauge
Pressure test recorder
It is important that temperature of pipeline being tested ____
Constant
after placing into service...
Soap test all fittings and joints
Recognize and React
All AOCs
All pretested pipe installed must_____
test info legibly written on the segment
MAOP
Maximum Allowable Operating Pressure
WG pressure test gauge
Kuhlman gauge and Spring gauge/ bottle test kit
10" and larger
dead ends must weld
Properly secure _____ & test heads & _____ while under pressure.
dead ends hoses
Pressure test components other than pipe, _____
insulating joints and fittings
Pipelines are tested at _____ times MOAP
1.5
Pressure testing operations must be surpvised by ___________
Qualified personnel
Overnight or longer between testing
Retest prior to gassing