David Hilscher
We wondered what the data might show about the changes in bike traffic: how does it compare to changes in vehicle traffic?
David Hilscher
There are several factors to consider when choosing trench grate. The contractor might think about aesthetics, cost, wear patterns, total load, weather patterns, and replacement interval.
David Hilscher
Is the Southern border really getting a “bollard fence” or a “bollard wall”?
David Hilscher
In our Future Cities series, we will look at how engineers and city planners are approaching the challenges and opportunities of our changing world. This week we celebrate innovations in water management in places like Northern BC; Milwaukee, WI; Gresham, OR; and Orange County, CA.
David Hilscher
Speed is the primary factor in most vehicle accidents—increasing both risk and severity. As drivers move faster, they have less time to respond to road conditions and any resulting collision causes more damage. To counter the problem of speeding, municipalities can choose from a number of
David Hilscher
Foundries are responsible for our current standard of living and industrial development, but most of us know next to nothing about them. So what is a foundry? Foundry Definition In simplified terms, a foundry is a factory where castings are produced by melting metal, pouring
David Hilscher
Ductile iron – also referred to as spheroidal or nodular iron – is actually a group of irons that exhibit high strength, flexibility, durability and elasticity due to their unique microstructure. Cast ductile iron normally contains over 3 percent carbon; it can be bent, twisted or deformed without fracturing.
David Hilscher
International standards do not translate, metal-for-metal, the way words might translate.
David Hilscher
Each type of bollard has its own important, unique purpose.
David Hilscher
The solvent in wet paint keeps all the other components in suspended liquid form. In contrast, powder coating is applied as a dry powder.
David Hilscher
Crash barriers are tested to stop vehicle incursion. Different types of incursion have led to two main testing standards.
David Hilscher
Bollards can be chosen to complement the landscape or architecture, adding a sculptural touch.
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