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I should also mention highway guardrails, where incompatiblity can harm people: http://kdvr.com/2016/11/22/colorado-inspecting-every-guardrail-system-for-instal

by yuhong 9y ago

I should also mention highway guardrails, where incompatiblity can harm people: http://kdvr.com/2016/11/22/colorado-inspecting-every-guardrail-system-for-installation-errors/ http://kdvr.com/2016/11/22/colorado-inspecting-every-guardra...