Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
access adit and area asphalt blast bore boring chunking civil concept concrete connect construction cross crown cutter design draft drainage drill drink drinking drive engineer engineering escape excavation fresh gallery gap gunite head heading horizontal increase inert installation invert joint large lining machine men method municipal pipe pipeline plan planning potable profile protective quality race railway road section segment set sewer shaft shotcrete shoulder site structural supervision supply surface system tbm tread tube tunnel tunnelling underground waste water work