One company created a rolling barrier system to improve road safety . Rather than hard steel guardrails , the barriers evenly distribute impact.

How Road Barriers Stopped Killing Drivers

YouTube · Andrew Lam

8.5M+ views · 4 years ago

YouTube · Andrew Lam

8.5M+ views · 4 years ago

15:11

We've gotten way better at the engineering and design of road barrier s — often in surprising ways — to dramatically reduce driving deaths.

13 key moments 13 key moments in this video

From 00:00

Driving deaths are WAY less

From 01:01

How we test barriers for safety

From 02:37

When barriers are used or avoided

From 03:19

The surprising design of concrete barriers

From 04:37

How guardrails are designed to absorb energy

From 05:44

Why concrete & guardrail connections stopped crushing vehicles

From 06:08

Cable barriers and how they gently slow vehicles down

From 06:42

Why some people think cable barriers are dangerous

From 08:23

How guardrails used to impale people

From 09:26

How new guardrail ends actually save drivers

From 11:00

How larger structures are protected

From 13:16

What your life and limbs are worth ($$$$)

From 13:55

What if saving your life isn't "worth it"?

Highway Low Deformation Guardrail - ACEG

acegsteelstruct.com

https://www.acegsteelstruct.com › blogtag › highway-lo...

acegsteelstruct.com

https://www.acegsteelstruct.com › blogtag › highway-lo...

4 days ago — Delivering durable, sustainable Highway Low Deformation Guardrail solutions for commercial clients. Our focus is on engineering excellence, ...

Road safety performance of a new W-beam guardrail ...

ScienceDirect.com

https://www.sciencedirect.com › article › abs › pii

ScienceDirect.com

https://www.sciencedirect.com › article › abs › pii

by Z Xie 2025 — The W-beam guardrail is widely employed as a roadside safety barrier to absorb impact energy, minimize occupant risk and redirect vehicles back onto the ... Read more

Traffic barrier

Wikipedia

https://en.wikipedia.org › wiki › Traffic_barrier

Wikipedia

https://en.wikipedia.org › wiki › Traffic_barrier

Traffic barriers keep vehicles within their roadway and prevent them from colliding with dangerous obstacles such as boulders, sign supports, trees, ... Read more

Crumpled up guard rails : r/nova

Reddit · r/nova

7 comments · 3 years ago

Reddit · r/nova

7 comments · 3 years ago

The ends are now designed to crumple and deform taking the impact energy from the vehicle and distributing it continuously down the barrier. Read more

Midwest Guardrail System for Standard and Special ...

Road Systems, Inc.

https://roadsystems.com › pdfs › MGS-barrier

Road Systems, Inc.

https://roadsystems.com › pdfs › MGS-barrier

PDF

by BD Kuipers — This guardrail design in particular is the most common barrier system in used today and has had a good safety performance for many years. Although these ... Read more

30 pages

Safety and Cost-Effectiveness of Approach Guardrail for ...

World Transit Research

https://www.worldtransitresearch.info › research

World Transit Research

https://www.worldtransitresearch.info › research

by TJ Gates 2006 Cited by 12 — The bridge approach guardrail is a commonly used safety feature designed to prevent collisions with bridge components and other types of run-off-the- road ...

Missing: ~~deformation~~ ‎| Show results with: deformation

FAQ about Guardrails, Crash Cusions, and End Treatments

Colorado Department of Transportation (.gov)

https://www.codot.gov › business › mstandards

Colorado Department of Transportation (.gov)

https://www.codot.gov › business › mstandards

PDF

It is the latest uniform set of guidelines for crash-testing permanent and temporary safety highway devices such as guardrail , crash cushions, and end ... Read more