Abstract

The article describes the stiff mass concrete pavement at Torrejon bypass, which is the first motor road section (7 km long) made in Spain with this type of pavement. In the construction the Stiff Pavements Section (SEPAR) of the Instituto Eduardo Torroja has taken part, both as adviser at the design and construction stages of the work, and it has also helped with the loan of machinery and equipment.

Highlights

  • La nacional II, de Madrid a Francia por Barcelona, es la carretera de mayor tráfico medio (30.000 vehículos-día) entre las de acceso a Madrid

  • Con objeto de no disminuir el ancho efectivo de cada carril, las bandas blancas laterales se han pintado sobre el arcén y el paseo central

  • El último tajo que actuaba sobre el pavimento estaba encargado de pequeñas reparaciones con resina epoxi

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Summary

Tierra vegetol

Lamina de polietileno Base de gravo cemento 0,15 Sub-base de suelo cemento 0,10(mlnlmo) secciónf-i*«iflisve«*s«ii -ti|>a. Equivalente de arena Huso granulométrico Contenido de cemento Resistencia a 7 días *

Hormigón del pavimento
Fabricación y transporte del hormigón
Encofrados y preparación de la base
Puesta en obra del hormigón
Ejecución de juntas
PERFIL NEOPRENO
Operaciones finales
Control de la ejecución
GRÁFICO DE RESISTENCIAS A

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