Concrete milling, paving & compaction

Dan Gilkes reports on a Belgian highway upgrade When the Ministry of Public Works in the Belgian State of Flanders decided to reconstruct and resurface 19km of the N49 Antwerp-Knokke Expressway, continuously reinforced concrete paving (CRCP) with an exposed aggregate surface was the natural material choice. Indeed exposed aggregate, with its high grip and low noise benefits, has been the first option for all motorway surfacing work in Belgium since the 1980s. However, the €15.65 million contract is not a li

A major expansion programme is underway at King Abdulaziz International Airport in Jeddah, Saudi Arabia. The work started in the third quarter of 2006 and is due for completion in 2015, with the construction activity being carried out in three main stages. Once the work is complete the airport will be able to handle up to 80 million passengers/ year, compared with 13 million/year before construction commenced. The project also includes three new terminal buildings and a high-speed rail link, as well as airf

In Kansas, specialist contractor Pavers has carried out important work for the National Guard. The aim of the work was to rehabilitate a WWII era hangar apron for the Kansas National Guard. The project required extensive repair work, including pavement patching, dowel bar retrofitting, partial depth patching and joint sealing. Pavers had to overhaul a 305m x 91.5m apron at Army Aviation Support Facility No 2 that suffered from poor drainage. The project included milling 152mm of old asphalt and concrete and

The Department of Transport in Rhode Island is about to set up a major noise reduction project on the area’s concrete road surfaces, many of which will be reformed overnight. Work begins now on I-195 in Providence and there will be overnight road closure for most of the Autumn. Nearly one year after the Rhode Island Department of Transportation opened the Iway's final ramp, the Rhode Island Department of Transport (RIDOT) has decided that it needs to reduce the high level of noise that the highway's concret