Leo Marcatelli

CMT Welcomes Leonardo Marcatelli

Crawford, Murphy & Tilly is committed to providing its clients with value-based solutions to the challenges they face. In keeping with this mission, CMT is pleased to announce the hiring of Leonardo Marcatelli, PE, SE, SECB, LEED AP, as a licensed Structural Engineer in the Peoria, IL office.  Mr. Marcatelli brings 17 years of structural…


CMT Goes Big With Solar

When designing infrastructure projects, CMT emphasizes energy efficiency to provide extra value to its clients. Now we’re taking a page from our own book by hooking up to the sun to power our headquarters in Springfield, IL. A solar energy system is being installed that is expected to provide approximately 90 percent of the electrical needs…


New Drone Regulations Effective

On August 29, the new Part 107 – Small Unmanned Aircraft System (sUAS) regulations become effective. These highly-anticipated regulations will allow for widespread commercial operations of UAS across the United States. There are a reported 20,000 registered commercial UAS operators and 3,400 people are already signed up to take the sUAS test. It is expected…


A introduction to MS4 program and municipal stormwater permits in Illinois (ILR40 NPDES Permits)

An introduction to MS4 program and municipal stormwater permits in Illinois The intent of this paper is to provide a basic understanding of the recently reissued MS4 permits in Illinois.  A brief history of stormwater regulations includes the federal Clean Water Act (CWA) of 1972 which was implemented by the United States Environmental Protection Agency…


Runway Safety Improvements Pay Off at Chicago Executive Airport

Recent improvements made at Chicago Executive Airport have already helped avert a serious situation after a Falcon 20 airplane overran the runway. An engineered material arresting system (EMAS) successfully decelerated the aircraft, resulting in no injuries to the two pilots on board and only minimal damage to the plane. CMT provided project management, permitting, planning,…

Park Over the Highway

Park Over the Highway Construction

Downtown St. Louis has seen some major improvements to its infrastructure in recent years. The new Stan Musial Veterans Memorial Bridge over the Mississippi River created a new gateway into the city. And now the land bridge that will connect the Gateway Arch grounds and new museum entrance over I-44 to the downtown area is…