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Helical corrugated metal culvert

In 1978, AISI research, when the corrugated pipe used in rainwater pipe, 81 sets of pipe keep good status, and their service life is 65 years.

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Helical corrugated metal culvert

In 1978, AISI research, when the corrugated pipe used in rainwater pipe, 81 sets of pipe keep good status, and their service life is 65 years.


in 1986, NCSPA and AISI co-operated, research the corrugated pipe for drainage, service life is 74 years, as per the research, the corrugated pipe after coating, its service life can be about 100 years in soil or water


in 1993, in Columbia British, there are 21 sets of galvanized assembled structure plates inwall, they are in good status after installation 20 years, and via the test, we belive they can keep service in 100 years.


The newest report: corrugated steel culvert average service life is 81 years.

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Helcor corrugated metal pipe

Helcor corrugated metal pipe

Sprial corrugated steel pipe

Sprial corrugated steel pipe

Helical corrugated steel pipe

Helical corrugated steel pipe

What Are Corrugated Metal Pipes And Common Problems?

What Are Corrugated Metal Pipes And Common Problems?

August 16, 2022

Corrugated metal pipes (CMPs) are some of the most commonly used materials for underground stormwater infrastructure. They go largely unnoticed, but are necessary to support the daily functions of our lives by properly moving water to avoid issues like water ponding, standing water on roadways, and localized flooding.

Proper And Thorough Corrugated Steel Culvert Inspection

Proper And Thorough Corrugated Steel Culvert Inspection

April 23, 2023

The first step in any repair, rehabilitation, or replacement project is assessment and evaluation of the structure in question.

How to Install Corrugated Metal Pipes?

How to Install Corrugated Metal Pipes?

March 08, 2023

Installing corrugated metal pipes may help to prevent soil erosion and flooding, but some guidance should be followed when installation to ensure proper functionality and long service life of corrugated pipes. Here is the simple instruction about installation of corrugated pipes.

5 Differences Between Culverts And Bridges

5 Differences Between Culverts And Bridges

September 05, 2023

If you think about it, CULVERTS are a bit of an anomaly in the structural world. Culverts carry various load types (pedestrian, vehicular, and cattle), cross a body of water, and follow the AASHTO LRFD specifications similarly to bridges.

4 Plausible Reasons Why Corrugated Metal Pipes Are Ideal For Your Construction Plans

4 Plausible Reasons Why Corrugated Metal Pipes Are Ideal For Your Construction Plans

March 07, 2022

Corrugated metal pipes are common in construction when it comes to building drainpipes, cooling ducts, sewers and much more. Corrugated steel is available in a variety of forms, so you need to plan carefully before making a final decision.

A Brief Introduction to Corrugated Pipe Culvert

A Brief Introduction to Corrugated Pipe Culvert

June 14, 2023

A corrugated pipe culvert is a type of drainage piping that has a corrugated design. Its corrugated design allows water to pass through it while giving it a high strength-to-weight ratio.

What Are The Basics of Corrugated Pipes?

What Are The Basics of Corrugated Pipes?

September 08, 2022

Reduce internal stress. Internal stress simply means: in the working environment due to a variety of reasons the pipe can not be installed so suitably.

How to Cut Culvert Pipe

How to Cut Culvert Pipe

April 23, 2023

Cutting culvert pipe isn’t as easy as you think. It is dependent on the nature of the pipe – what material it is and its structure. For example, culvert pipe comes in HDPE plastic as well as galvanised steel and it can be ribbed or non-ribbed.

Why You Need a Corrugated Steel Pipe？

Why You Need a Corrugated Steel Pipe？

February 08, 2022

If you do not understand what a corrugated steel pipe is, not to worry! You are covered. A corrugated steel pipe is simply a pipe whose body is made up of stainless steel and designed with different types of joints. This type of pipe has a ring-shaped outer wall and a smooth inner wall.

Corrugated Pipe Culvert Construction Process

Corrugated Pipe Culvert Construction Process

January 24, 2022

A corrugated pipe culvert is a foundationless culvert. The construction techniques of gravel replacement, crushing, and backfilling around the culvert bottom are very demanding.

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