Recovery of acid graffiti on public-transportation glass
Documented real case

Recovery of acid graffiti on public-transportation glass

The library documents interventions on Metro Line A and Mexibús Line 3. The damage is a chemical attack: it is not paint or superficial dirt.

This case is part of Grupo GNOVIA’s corporate library. The visible information distinguishes the project, damage, glass type, location and access condition without attributing a direct contract when the source only records an associated company.

DamageAcid graffiti
Glass typeNot specified in the library
SectorTransportation / infrastructure
AccessVehicles and facilities in operation

Visual work evidence

ProjectPublic transportation: Metro and Mexibús
LocationMexico City and State of Mexico
Case date2017–2021
DurationCheck the duration in the official player
Publication dateCheck the official YouTube player
Video scopeAudiovisual evidence available on the official channel
Evidence, not just promises

The material shows installed glass, real access conditions and an intervention carried out by specialized personnel. When a public video is available, the player loads only after the thumbnail is clicked to protect page speed.

What this case shows

The library documents interventions on Metro Line A and Mexibús Line 3. The damage is a chemical attack: it is neither paint nor superficial dirt. Restoration or recovery is performed on the affected glass face using a controlled technical sequence and without removal when conditions allow it.

Key moments

  1. Vandalized glass
  2. Identification of the chemical attack
  3. Surface restoration
  4. Result

Related technical capability

Grupo GNOVIA has documented experience restoring tempered, laminated, annealed and insulated glass in different thicknesses and access conditions. Each pane is evaluated according to its configuration, location, damage depth and proximity to the edges.

Work-at-height restoration

We work on façades and hard-to-reach glass using work-at-height systems, suspended platforms, scaffolding or other means supplied or coordinated according to project conditions.

Feasibility depends on safe access, valid permits and appropriate site conditions for carrying out the intervention.

Reference use: Transportation-system names are used for reference only and do not imply affiliation.

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