News & Events

 

See our upcoming Article in

Magazine March, 2010

NEW DISTRIBUTION INTEGRITY MANAGEMENT PROGRAM (DIMP)

REQUIREMENTS FOR GAS DISTRIBUTION PIPELINES

 

On December 4, 2009, the Department of Transportation, Pipeline and Hazardous Materials Safety Administration amended the Natural Gas Pipeline Safety Act to require operators of gas distribution pipelines to develop and implement Integrity Management (IM) programs.  The stated purpose of these programs is to enhance safety by identifying and reducing pipeline integrity risks.  The final rule took effect February 2, 2010.  Gas distribution operators must develop and implement an Integrity Management program that includes a written Integrity Management plan as specified in 49 CFR Part 192 Paragraph 192.1007 no later than August 2, 2011. The purpose of the IM program for distribution pipelines is to enhance safety by identifying and reducing pipeline integrity risk.  The rule uses a simple risk-based approach to pipeline integrity; however, obtaining all the pertinent data for development of the program may prove to be very difficult for many operators. With the development of commercially available model plans, creation of a written Distribution Integrity Management plan should not be complicated, while remaining economically feasible.  Southern Cathodic Protection is ready to assist in obtaining the data for populating these model plans.  Call us today. Together, we can make a difference in pipeline safety.

 

Southern Cathodic
Protection
offers
AC Mitigation and
Bare Pipe Analysis

 

 


Pipeline Inspection equipment-DCVG

DCVG Coating Defect Services and Equipment

Coating defect services
DCVG Coating Defect Services:

  • The most efficient and accurate method available to detect pipeline coating defects.
  • Advanced electronics allow equipment to be uncomplicated and easy to use.
  • Proven across asphalt, concrete, deserts and rocky terrain - unaffected by stray currents, induction and static.
  • Pin-points defects, assesses sizes and maintenance requirements.
  • Versatile equipment unsurpassed in speed and accuracy for underground utility owners and service companies.

Uses

  • Accurately locates coating defects
  • Estimates defects sizes
  • Identifies priorities for excavation
  • Provides data for CP adjustment/upgrading
  • Enables coating deterioration to be monitored
  • Confirms electrical continuity and can locate shorts

Features

  • High accuracy coating defect surveying
  • Requires only one person to operate
  • Rapid technique
  • Advanced electronics
  • User-friendly operation
  • Ergonomic design for surveyor comfort

Environments
The DCVG equipment has been tried and proven under harsh and varying conditions:

  • Across deserts, streams and rocky terrain
  • Along asphalt and concrete paved roads
  • Near electrified DC rail systems and overhead power lines
  • During extreme weather conditions

 

Equipment:

 

 

DCVG Survey Equipment
Click images to enlarge

 

TWO TYPES OF DCVG EQUIPMENT SETS

ARE AVAILABLE.

1. A BASIC SET. AND 2. A FULL SET

BackGround:

D.C. Voltage Gradient (DCVG) Equipment manufactured by us in UK to military specifications comes complete with everything except a DC power supply needed to survey a buried pipeline using this technique. The equipment which is a direct descendant of the original work carried out in Australia with inventor, John Mulvaney, is packed into protective carry cases and has two main components, the Interrupter and the Survey Meter. During manufacture maximum emphasis has been placed on quality and robustness of construction, with the equipment kept as simple and as flexible as possible. Although the equipment comes with an instruction booklet , a very comprehensive Training Course is available to ensure operators know how to gather data, use and interpret results in order to gain maximum benefit from the technology transfer process. Twenty four years experience in designing, building, using, analysing the data and most important of all, the excavation of several thousand DCVG coating fault indications personally witnessed, gives us, as the suppliers of this equipment, unparalleled expertise in DC Voltage Gradient Technology and its interpretation which is transferred to operators through the detailed training course.

Full DCVG Set Components List:
DCVG Survey T/R Interrupter L001
DCVG Survey Meter L003
2 Probe Handles L004
3 Copper Sulphate Reference Probes L005
2 Right Hand Connection Leads L006
2 Left Hand Connection Leads L007
3 Reference Probe Tip Holders L008
5 Probe Tip Washers L009
5 Wooden Probe Tips L010
PTFE Sealing Tape L011
120/240 Volt Battery Charger L012
Battery Charger Connection Lead L013
Probe Filler Bottle L014
Copper Sulphate Crystals L015
Equipment Carry Case L016
Probe Carry Case L017

Users Manual L018

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