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Shaft tunnelling for water pipe installation spares 200-year-old rail line

New Civil Engineer

An innovative tunnel boring shaft technique has enabled Northumbrian Water to lay a new water pipe under a 200-year-old railway without disruption. The post Shaft tunnelling for water pipe installation spares 200-year-old rail line appeared first on New Civil Engineer.

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Florida Mechanical Contractor Cuts Installation Costs 70% with Prefabricated Hydronic Piping System

The Contractor Magazine

Colwill Engineering combines Uponor’s new pipe prefabrication services with timely job-site deliveries to reduce installation time, crew size on high-rise apartment job.

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ASTM STANDARD UPDATED FOR POLYPROPYLENE PRESSURE PIPING SYSTEMS

Civil + Structural Engineer

Pressure and Chlorine Ratings Revised IRVING, Texas – Recent revisions led by the Plastics Pipe Institute, Inc. chlorine resistance) classifications are revised from CL-TD and CL-R to Classes 0, 1, 3, and 5 for consistency with other pressure pipe standards (e.g., Oxidative stability (i.e., ASTM F876).

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NEW HDD HDPE MODEL SPECIFICATIONS AVAILABLE

Civil + Structural Engineer

Covers HDPE Water Pipelines Up to 60-Inch Diameter and 10,000-Foot-Long Pull IRVING, TX – A new document for small and large diameter high-density polyethylene (HDPE) PE4710 pressure water piping systems using horizontal directional drilling (HDD) is now available. president, Outside Consulting Services, Inc.

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COMPRESSION  FIT  HDPE  PIPE – ANOTHER  PROVEN  PIPELINE  REPLACEMENT  METHOD

Civil + Structural Engineer

The original ductile iron pipe had deformed and had severe ovality. Hydrogen sulfide gas from the sewage flow made sulfuric acid, which collected at the top of the metal pipe and destroyed it. It was thought that pulling through a new pipe wouldn’t be possible as it would hang up on the deformed inner wall of the old pipe.

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INDUSTRY INSTRUCTIONAL VIDEOS ANNOUNCED BY PLASTICS PIPE INSTITUTE

Civil + Structural Engineer

Concise ‘How To’ and Tutorial Subjects Available IRVING, Texas – The Plastics Pipe Institute, Inc. Called ‘Training Shorts’, the teaching modules focus on piping materials such as CPVC, HDPE, PEX, PE-RT, PP. PPI is the major North American trade association representing the plastic pipe industry.

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APPLYING SPRAY FOAM INSULATION ON AND AROUND PLASTIC PIPES

Civil + Structural Engineer

New Technical Document Details Proper Steps for Use IRVING, Texas – A new technical document that addresses techniques for the safe and proper use of spray polyurethane foam insulation on and around plastic pressure pipe materials has been published by the Plastics Pipe Institute, Inc. layer) thickness installed.