At the exits and especially the entrances of Ekkersrijt in the Ring of Eindhoven (a part of the A50) is a problematic situation. Close to these entrances and exits there is a concrete elements factory (Betonson) which is producing elements with big dimensions. That means not only heavy loads (which...
Environmentally Friendly and Durable Concrete Barrier (A73)
A safe and durable concrete barrier has been built on the A73 in the southern part of The Netherlands (Province of Limburg). The decision to install this barrier was based on consumer-focused networking. The benefits of concrete barriers were illustrated during the networking process, including the prevention of break-through and...
Durable Futuristic Roundabout in the City of Eindhoven, the Netherlands
The main traffic entrance to the city of Eindhoven is the connection with the surrounding A2 Highway. This entrance of the city is a large two lane roundabout with a diameter of 97m.A lot of heavy trucks use this roundabout. The asphalt pavements of this roundabout showed severe rutting, cracks...
Modern SFHC Super Fast Hardening Concrete Repair System for Airfields and Roads, Based on Special Cement for Infrastructure Projects
The importance of fast traffic area repairs is increasing. For roads and airfield service areas a specific fast repair system has been developed to satisfy the demand. This system uses standard methods of ready-mixed concrete and is appropriate if a few additional requirements are taken into account. The placing is...
A Bonded Concrete Overlay in An Urban Boulevard in Calvià (Mallorca, Spain)
The Boulevard of Peguera, placed in the municipality of Calviá (Mallorca, Spain), is the main commercial axis of the town and, for this reason, it supports an important traffic compared with other urban roads, around 100 heavy vehicles per day. At the beginning of 2008, the Council of Calviá proposed...
The CRCP/BGBA Composite Structure for the Bassens Building Site (Gironde Department in France)
The continuously reinforced concrete pavement (CRCP)/bituminous-bound graded aggregates (BBGA) composite structure has been chosen as a base solution for the conversion and development road works carried out in the industrial harbour area of Bassens in the Bordeaux Suburb (France). This structure, which was suggested by the Bordeaux City Administration Engineering...
Mexico City Interior Loop
Mexico City, one of the largest in the world, supports the traffic of more than 8 million cars. One of the main roads is the Interior Loop, with 42 km length in a 35 meter section. 110,000 cars transit daily on this loop. The maintenance of this road is under...
Influence of Temperature on Falling Weight Deflectometer Test Results on Concrete Pavements
During intensive investigation programme carried out on 90 km of newly constructed motorway with sections of jointed plain concrete pavements (JPCP) with dowels and continuously reinforced concrete pavement (CRCP) a number of different non-destructive tests were carried out before and within first year of their operation. Among others the deflection...
Fast Track Concrete for Repairs in a Continuously Reinforced Concrete Pavement in Spain
A continuously reinforced concrete pavement (CRCP) was opened to traffic in 1976 in the North of Spain. It is located in a 43 km long motorway. Each carriageway is 12,00 m wide (concrete pavement is 8.00 m wide). The top layer is a 22 cm thick CRCP. Longitudinal reinforcement consists...
Ten Years of Good Performance of Ultra-Thin Whitetopping Experiment in Brazil Summary of Main Learnings
During the 1999 spring, two sections of ultra-thin whitetopping (UTW) were built in an urban street at a bus stop within the University of São Paulo campus, over a thin 45 mm asphalt layer. The UTW was constructed, defining two square panels of 0.6 and 1.0 m in size and...
Slab Jacking Development of New Materials
In order to extend the lifetime of concrete roads for many years, it is very important to secure a proper maintenance. Loosely embedded slabs, for example, should be stabilized and, if necessary, jacked in an early stadium in order to prevent further damage of these and the bordering slabs. The...
A Case History of CRCP Rehabilitation on the E403 Motorway Near Bruges – Belgium
The section of the E403 (A17) motorway between Bruges and Kortrijk was built in continuously reinforced concrete in the early nineteen eighties. The construction work was carried out in four phases with substantial differences between the phases with respect to the width of the pavement, the sub-base and the position...