OZ - diagnóstico, levantamento e controlo de qualidade em estruturas e fundações, ld.ª

Bridges and viaducts

“Biennial inspections of the bridge over the Porto Salvo stream adjacent to Bairro da Tapada do Mocho – Paço de Arcos”

General view of the bridge

Inspections and tests “in-situ”

Visual Inspection – Survey anomalies – Crack

Survey anomalies – Crack opening measurement

Tests “in-situ” – Detection and evaluation of reinforcement cover with the covermeter

Tests “in-situ” – Evaluating the depth of concrete carbonation - Spraying with alcoholic solution of phenolphthalein

Tests “in-situ” – Evaluating the depth of concrete carbonation

Evaluating the concrete’s current resistance – Core drilling