In the plenum space, joint. finishing can usually be done quickly and simply by fire-taping the joints.2 Hence, pre dry-in. construction can speed construction and reduce costs while simultaneously improving quality and. finish. Installing metal framing and drywall ahead of MEP requires that drywall be hung before the.
World's most dangerous road: A cyclist negotiates one of the many corners on the 40 mile-long North Yungus Road as it winds through the Bolivian rainforest. For the locals, the 'Death Road' is an important transport route which they brave in cars and trucks, teetering on the edge and risking their lives with every trip.
Guadarrama is the longest twin-tube rail tunnel in Spain and fourth longest in the world. The 28.4km tunnel is dug through Sierra de Guadarrama mountain range for the high speed railway between Madrid and Valladolid. The two parallel tunnels are 30m apart, measured from their central axes.