Boavista Avenue:
Renewal

Included work such as:

- Rehabilitation of wastewater, rainwater and water supply networks;

- Sidewalk redesign;                      

- Vehicle parking areas and circulation lanes;

- Recovery of electrical networks;                            

- Implementation of road markings and traffic signs;

- Earthworks within the construction area;            

- Paving of the avenue's roads.

The project process can be divided into 5 different specialties:

Pavements:

- Earthworks for pavement preparation;

- Improvement of surface characteristics by removing and replacing existing pavement layers;

- Laying cube and micro-cube paving stones.

Water supply/drainage networks:

- Replacement/repair of rainwater drainage systems;

- Replacement/repair of sanitation systems;

- Replacement/repair of water supply networks.

Signs:

- Installation and replacement of vertical signage (traffic signs);

- Restoration of horizontal signage (road marks) in sections where pavement works were carried out;

- Installation and replacement of traffic lights and illuminated signs.

Cross-section profile:

In the section where the redevelopment took place, Avenida da Boavista features a cross-section profile with two carriageways, each having two lanes per direction, sometimes including an additional parking area.

Pavement Structure:

The pavements of IC1 were constructed over the existing pavement, with the following structure:

- 6.0 cm – Wearing course in bituminous concrete;

- 7.0 cm – Binder course in dense bituminous concrete AC20;

- 9.0 cm – Bituminous macadam AC20;

- 30.0cm – Bituminous base course (with specific grading);

- Total – 22.0 cm in bituminous mixtures.