aids animal animal hotel animals bee bee tree bees breeding brown furniture garden hole hollow hotel house insect insect hotel insects interior design landscaping large nature nesting nesting box nesting site park plant room shelf upbringing wood angles building building construction building work construction construction site construction work danger heights helmeted helmets high metal work net netting pipes railing rails safety safety mesh safety netting scaffolding security steel scaffolding tall work work-safe workers workmen bench blocks buildings busy city cityscape crane cranes dubai fishmonk high rise lamp lamp post light palm peace peaceful post railings reflect reflection resting place river silhouette site skies sky skyscraper skyscrapers sunset tower tree water activity at beware blank blue build caution council dig digging hazard industrial industry information man manual men metal repair repairing road roadworks rope sign street symbol triangle urban wall warning white worker works balance building-construction building-work climb climbing construction-sites construction-work counter-weights height ladder metal-work perspectives steel steel-framed straight weight weights architect architecture beginning built color control denim dirty examining expertise foreman ground hardhat holding hood horizontal image Incomplete inspector male New occupation one only outdoors paper people person plan professional quality standing working yellow apartment business dawn development engineering estate evening flaming glowing gold housing iron lifting machine mechanical orange outline project real scenic structure sunlight support technical technology advice alert announcement appropriate-behavior appropriate-behaviour be-careful black care careful cars communicating communication concern directions informing lookout monitored monitoring noted observant observed risk risks signs site-regulations speed vehicles warning-sign watch watch-out