It is hoped that the bridge will be a first step towards seeing the technique used on construction sites, especially those involving dangerous tasks such as on high buildings, she said.
Mr. Hacker, a British writer and artist who has lived in the city since 1967, renders street life with a strong, funny, simple line, carefully tracing the flower print on a hippie's shirt or the precarious-looking bamboo scaffolding still used on construction sites today.
Johann Sailer, managing director and owner of Geda Dechentreiter, a German maker of elevators used on construction sites and drilling rigs, said that demand in the construction industry was still good but that the pace of growth might have slowed for some companies.
In Bahrain, for instance, where guest workers from Bangladesh are frequently used on construction sites, a visitor can see them using picks and shovels instead of machinery.
However as the technology developed in recent years, the majority of these technologies have been used on construction sites for progress monitoring and defect detection.
An alternative are masks similiar to those used on construction sites, which cost around 3-4 USD available in certain stores.
