NFSI B101.1-2020: Measuring the Wet SCOF of Walkways
The bipedal gait cycle (i.e. the way you walk), begins with heel strike. The spring ligament of the foot releases its tension during toe-off, which leads to the swing […]
AuthorBrad Kelechava
ASTM Fuel Oils Standard Specification
The remnants of decomposed phytoplankton and algae, pressurized and heated on the seafloor, petroleum makes up over one-third of the total energy used in the […]
ASME B46.1-2019: Surface Texture (Roughness, Waviness, Lay)
For living things and much of nature, imperfections are distinguished. With manufactured products, however, imperfections are less celebrated, as some can compromise performance. ASME B46.1-2019: […]
ANSI ASC A14.8-2020: Ladder Accessories Safety Requirements
Imagine a ladder. There are two components that anyone will see: side rails and rungs. However, there is so much more to these devices that […]
ANSI/OPEI Z130.1-2020: Golf Cars Safety Specifications
Even recreational vehicles, like golf cars (or golf carts), possess some level of risk. Invented in 1935, these vehicles have facilitated transport throughout golf courses since […]
ANSI B11 Standards (Safety of Machinery)
Machines might not make the world go round, but they definitely help us out on its surface. Unfortunately—even before pulley systems supported the construction of megaliths […]
ISO 2859-4:2020 Assessment of Declared Quality Levels
Mistakes happen—you’ve probably made a few so far today. And that’s often unavoidable, as your mind and abilities—or the capabilities of machines performing work—can only […]
Tower Cranes Throughout the World
Interesting fact: there were over 100,000 tower cranes active at the peak of their boom around 2010. Although the current count is somewhat imprecise, these […]
ANSI A108/A118/A136.1:2020 – Installation of Ceramic Tile
Ceramic tile looks good. Of course it does—skilled professionals utilize the best knowledge so you see only the aesthetically-pleasing 3 billion square feet of ceramic […]
Difference Between Welding Symbol and Weld Symbol
While you might see the terms “welding symbol” and “weld symbol” used interchangeably, they do not describe the same symbols. For conveying the specifications of […]