All Blog Posts

Water soaks into a decorative cast iron grate red and brown with developing patina

A Guide to Trench Grates Material

Drainage is a ubiquitous part of construction. It’s so common that it often goes unnoticed unless something goes wrong and water backs up around it. Water management is important to all types of building and landscaping from culverts near fields to the slopes of city streets. Trench drains are found

Seabirds sit upon a fence with signs in Spanish and English in the ocean outside San Diego

Bollard fencing?

From patios to secure perimeters, fences, bollards, and walls are found together protecting and defining space. These elements of boundary design complement each other. Each offers different options and aesthetics. What is a bollard? Bollards are short posts generally used to guide traffic and define perimeters. They don’t create a

A woman stands under an umbrella near the port of Vancouver watching cruise ships come in

Sustainable Water Management and the Cities of the Future

Our head office is in the Pacific Northwest: 60 inches of rain falls every year outside our office windows. Perhaps it’s our wet umbrellas and muddy shoes that have us considering water management in the future growth of cities. Or maybe it’s hearing odd news stories from our neighbor city,

Bollards with red reflective tape at airport

K-rated Bollards

Look around in almost any urban setting and you’ll spot bollards: short, adaptable posts that guide traffic away from pedestrians and property, often adding architectural flair to the landscape. When made of concrete-filled steel pipe, and installed securely, these guideposts also stand guard, catching the impact of vehicles that have

Speed humps ahead sign

Are Speed Humps Effective?

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

Metal being tapped out of a foundry furnace into a pouring ladle

What is a Foundry?

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


Ductile Iron

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.

A red binder printed with the word “specifications” sits on a stack of papers on a desk.

Steel Grades: Conversion from ASTM Standards

When manufacturing overseas, North American designers might need to navigate differences in spoken language. Engineering specification is also a language, and standard specifications for material and processes are defined differently in each country in the world. To a new designer, steel grades might seem easy, where 316 stainless steel is

Row of bollards in front of building

A Guide to Bollard Spacing and Site Planning

Whether to calm traffic, protect assets, or create visual perimeters around landmarks, bollards are functional, decorative posts used in everyday environments. Bollards come in a wide variety of aesthetics, from shiny stainless steel to traditional cast iron, or can be finished with vibrant powder coating to add a pop of

Mild steel used for pipeline

Carbon Steel and Mild Steel: The Basics

Over 1.5 billion tons of steel are produced every year to make products as diverse as sewing needles and structural beams for skyscrapers. Carbon steel is a type of steel where the main alloying element is carbon, and the properties depend on the percentage of carbon present. Carbon steel is