Available Reports

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Key Technical Reports Developed Under OTD Sponsorship

In addition to the development of new tools, processes, and products, OTD supports research that results in useful information on various aspects related to gas delivery and operations.


OTD reports and software applications listed below are available by contacting info@otd-org. You can view a free preview of the reports below.


Reports for Sale 


Repair Wrap for Polyethylene (PE) Systems
OTD Project Number: 2.14.a
Document Number: OTD-17/0001
Pagination: 50p
Free Preview of report OTD-17/0001 (pdf 120 KB)


Establishment of Yield Strength Using Sub-Size Samples without Gas Line Shutdown, Phase 2
(Mini, full-Wall Longitudinal Specimens)

OTD Project Number: 4.7.g
Document Number: OTD-13/0005
Pagination: 104p
Free Preview of report OTD-13/0005​ (pdf 120 KB)


Leak Rupture Boundary Calculator and Training Manual, and Final Report
OTD Project Number: 4.9.a
Document Number: OTD-13/0002 and OTD-13/0004
Pagination: training manual in pdf format 35p; and Final Report in pdf format, 136 pages
Free Preview of report OTD-13/0004​ (pdf 101 KB)


Residential Methane Gas Detector Testing Program, Phase 1
OTD Project Number: 1.9.h
Document Number: OTD-13/0003
Pagination: 29 pages
Free Preview of report OTD-13/0003​ (pdf 198 KB)


Evaluation of Residential Methane Detectors, Phase 2
OTD Project Number: 1.14.g
Document Number: OTD-17/0003
Pagination: 32 pages
Free Preview of report OTD-17/0003​ (pdf 198 KB)


Residential Methane Detectors Program - Reliability and Reproducibility Task Report, Phase 3
OTD Project Number: 1.14.g
Document Number: OTD-17/0004
Pagination: 19 pages
Free Preview of report OTD-17/0004​ (pdf 198 KB)


Intelligent Utility Installation Process
OTD Project Number: 5.11.m
Document Number: OTD-12/0002
Pagination: 58p
Free Preview of report OTD-12/0002​ (pdf 171 KB)


Ignition Testing of Electronic Devices
OTD Project Number: 5.11.w
Document Number: OTD-12/0001
Pagination: 27p
Free Preview of report OTD-12/0001​ (pdf 268 KB)


Guided Wave Equivalency to a Hydrotest
OTD Project Number: 4.8.a
Document Number: OTD-11/0001
Pagination: 86p
Free Preview of report OTD-11/0001 (pdf 81 KB)


Demonstration of 3D Scanners for Anomaly Assessment
OTD Project Number: 4.13.b
Document Number: OTD-14/0002
Pagination: 44p
Free Preview of report OTD-14/0002 (pdf 231 KB)


Assessment of Frost Impact on Cast Iron Pipes
OTD Project Number: 5.12.o
Document Number: OTD-15/0001
Pagination: 79p
Free Preview of report OTD-15/0001 (pdf 231 KB)


Risk-Based Atmospheric Corrosion/Leak Survey Considerations
OTD Project Number: 5.14.x
Document Number: OTD-15/0004
Pagination: 79p
Free Preview of report OTD-15/0004 (pdf 231 KB)


Guidelines for Data Collection Requirements
OTD Project Number: 5.12.d
Document Number: OTD-15/0002
Pagination: 79p
Free Preview of report OTD-15/0002 (pdf 231 KB)


Low Impact Markings Study
OTD Project Number: 5.9.k
Document Number: OTD-11/0002
Pagination: 67p
Free Preview of report OTD-11/0002 (pdf 231 KB)


Evaluation of Below Grade Pipe Surface Preparation Tools
OTD Project Number: 2.11.h
Document Number: OTD-12/0004
Pagination: 67p
Free Preview of report OTD-12/0004 (pdf 231 KB)


50 to 70 Year Maintenance-Free Pipeline Coatings for Critical Locations
OTD Project Number: 2.5.b
Document Number: OTD-10/0001
Pagination: 214p
Free Preview of report OTD-10/0001 (pdf 231 KB)


Literature Review for "Elemental Sulfur" Deposits in Natural Gas Transmission Pipelines
OTD Project Number: 2.7.h
Document Number: OTD-09/0001
Pagination: 92p
Free Preview of report OTD-09/0001 (pdf 252 KB)


Evaluation of Flowable Fill Around Buried Pipes
OTD Project Number: 3.aa
Document Number: OTD-07/0004
Part 1 - Executive Summary, 25 pages
Part 2 - Experimental Program, 154 pages
Free Preview of report OTD-07/0004 (pdf 533 KB)


Natural Gas. Recognizing and Avoiding the Hazards, Volume II: A Training Tool for Emergency Responders
OTD Project Number: 5.a
Document Number: OTD-07/0005
Free Preview of report OTD-07/0005 (pdf 241 KB)


Underground Facility Pinpointing
OTD Project Number: 1.a
Document Number: OTD-06/0001
Pagination: 257p
Free Preview of report OTD-06/0001 (pdf 145 KB)


Reducing Riser/Meter Set Corrosion to Lower Lifecycle Cost
OTD Project Number: 4.aa
Document Number: OTD-07/0001
Pagination: 43p
Free Preview of report OTD-07/0001 (pdf 188 KB)


"Black-Powder" Contamination in the Gas Industry: Survey and Best Practice Manual
OTD Project Number: 2.6.h
Document Number: OTD-07/0002
Pagination: 23p
Free Preview of report OTD-07/0002 (pdf 86 KB)


Modification of Soil Compaction Measuring Devices for Utility Implementation
OTD Project Number: 3.ee
Document Number: OTD-07/0003
Pagination: 90p
Free Preview of report OTD-07/0003 (pdf 163 KB)


Increase in Design Factor - Phase 3
OTD Project Number: 2.7.l
Document Number: OTD-10/0003
Pagination: 33p
Free Preview of report OTD-10/0003 (pdf 84 KB)


High-Pressure Plastic Pipe Materials
OTD Project Number: 2.cc
Document Number: OTD-07/0005
Pagination: 43p
Free Preview of report OTD-07/0005 (pdf 1.5 MB)


Developing an ASTM Standard for the Utility Dynamic Cone Penetrometer
OTD Project Number: 3.6.b
Document Number: OTD-09/0002
Pagination: 33p
Free Preview of report OTD-09/0002 (pdf 250 KB)


Evaluation for Impact of "Rework"
OTD Project Number: 2.ff
Document Number: OTD-07/0006
Pagination: 90p
Free Preview of report OTD-07/0006 (pdf 79 KB)

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Free Reports  


Solvent Cleaning and PE Joining Procedures
OTD Project Number: 5.16.a
Document Number: OTD-18/0001
Pagination: 154p
Free 2-page summary report (pdf 142 KB)


Guidelines/Best Practices for Scraping PE Pipe and Fittings
OTD Project Number: 2.14.e
Document Number: OTD-18/0002
Pagination: 114p
Free 2-page summary report (pdf 142 KB)


Evaluation of Meter Set Placement and Clearances
OTD Project Number: 5.15.h
Document Number: OTD-17/0002
Pagination: 73p
Free 2-page summary report (pdf 5 MB)


Tracer Wire for HDD Applications
OTD Project Number: 5.11.c
Document Number: OTD-13/0001
Pagination: 97p
Free 2-page summary report (pdf 380 kB)


Cross Bore Best Practices – Best Practices Guide
OTD Project Number: 1.11.d
Document Number: OTD-12/0003
Pagination: 82p
Free 2-page summary report (pdf 136 KB)


Improving Methane Emission Estimates for Natural Gas Distribution Companies, Phase II – PE Pipes
OTD Project Number: 7.10.c
Document Number: OTD-14/0001
Pagination: 64p
Free 2-page summary report (pdf 5 MB)


Field Measurement Program to Improve Uncertainties for Key Greenhouse Gas Emission Factors for Distribution Sources
OTD Project Number: 7.7.b
Document Number: OTD-10/0002
Pagination: 70p
Free 2-page summary report (pdf 1.2 MB)


Assessment of Acceptable Siloxane Concentrations in Biomethane: Phase I
OTD Project Number: 7.9.c
Document Number: OTD-12/0005
Pagination: 39p
Free 2-page summary report (pdf 550 KB)

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