Manholes are critical assets of the nation's underground wastewater infrastructure. Recently updated manhole inspection and rehabilitation guidelines are aimed at improving manhole structural integrity by identifying issues and the appropriate methods of repairing and rehabilitation so that timely maintenance prevents major problems.
This issue marks our “lucky” 13th Annual Municipal Infrastructure Survey. It allows us to connect more closely with municipalities of all sizes and from all corners of the country.Tiny towns have just as many seemingly insurmountable issues as do the large metropolises. Yet, many of the concerns and issues are identical.
Over the past decade, as utilities and their underground contractors look for more efficient, economical and environmentally friendly ways to make repairs to underground utilities and install buried infrastructure, they are beginning to realize many benefits associated with keyhole technology.
Trepidation: [n.] a feeling of alarm or dread.
As we approached 2009 with an economy in free fall and zero confidence in any kind of positive funding trend, public works officials approached the coming year with extreme trepidation.
On Dec. 7, 2009, a new milestone was reached for auger boring machines (ABMs) using disc cutterheads. Contractor Gonzales Boring & Tunneling bored a landmark crossing length of 600 feet using a 42-inch diameter small boring unit (SBU-A).
The biggest issue for the underground construction industry in 2010 is not whether Congress and the Obama administration will unveil a second round of infrastructure spending, but whether that second helping of funds for sewers and drinking water systems will find its way into financial bloodstreams faster than the first injection did.
Contractors and other operators of off road, diesel powered equipment are encountering a growing number of public construction projects that require retrofits of diesel engines powering older equipment.
Project Engineering Consultants (PEC), Phoenix, AZ, won an Engineering Excellence Award for the city of Phoenix Water Services Department 2005 Relief Sewer Project, constructed at 35th Avenue and Peoria Avenue.