Why Do We Take Soil Erosion & Sediment Control Measures?

Have you ever driven past a construction site and wondered: What is the purpose of that black fabric installed along the site’s border? This black filter fabric is known as a silt fence, and it plays a vital role in preserving a site’s soil. Normally, vegetation stabilizes topsoil so that stormwater is less likely to disturb it and transport it

Read More »

Flood Hazard Area (FHA) Emergency Rule-making

Recently, the New Jersey Department of Environmental Protection (NJDEP) announced that it would be implementing Emergency Rule-making to the Flood Hazard Area Control Act (FHACA) Rules (or N.J.A.C. 7:13). Five key points from this Emergency Rule-making include, but are not limited to: Non-tidal design flood elevations will be raised by two feet. “Non-tidal” applies to sites that are not affected by flooding

Read More »

Innovation in Light Design – Visual Lighting

In most New Jersey municipalities, there are minimum lighting requirements for roadways, parking lots, and outdoor recreational areas. These requirements exist to ensure the safety of drivers and pedestrians traveling through the area. So, Civil Engineers and Landscape Architects prepare lighting plans to demonstrate compliance with these requirements, when applicable. Here at WJH Engineering, we are constantly re-investing in our

Read More »

How Fast Does Water Travel?

The answer to this question has become increasingly important to land developers. The speed at which water travels through soil (permeability) can affect the amount of land available for development on a property. In stormwater management design, which is required for virtually all development, permeability determines the size of a stormwater management system. If the soil has a low permeability,

Read More »

What is the DRCC?

Do you know if your project is subject to DRCC review? Well, if you are located in Hunterdon County, Mercer County, Somerset County, or Middlesex County it very well might be! The Delaware and Raritan Canal Commission, also known as the DRCC, is a state agency that was created in 1974. Their mission is to prepare, adopt, and implement a

Read More »

Continuing Education at WJH Engineering

Skilled workers are an essential asset for any business. They play an important role in developing a company’s reputation and ongoing success. Being in a field as dynamic and innovative as civil engineering and surveying, it is of utmost importance that our employees are familiar with the latest programs and standards used in the industry. To kick off the new

Read More »