1 Introduction This report has been redeveloped in response to the request for proposals on developing solutions for engineering problems. 1.1 Background information NParks, which stands for National Parks, is a national board that focuses on greenery, biodiversity conservation, and wildfire and animal health, welfare and management in Singapore. NParks manage more than 350 parks, 33470 hectares of nature reserves such as Singapore Botanic Gardens and Jurong Lake Gardens. To ensure that the trees in the parks are well managed, NParks recruits tree specialists named as the arborists. In general, arborists are in charge of ensuring that the condition of the trees in the park are in good condition. According to Julian (n.d), he states that the profession of arboriculture has advanced over the years, which makes it easier to understand the knowledge of trees better. Such as pruning, stress responses, good and bad retention and plant care practises. This shows that the role of an ar