Finally, there was a whole roll of waterproof and moisture-proof material resembling a black carpet and several buckets of viscous asphalt glue.
When all the building materials were neatly unloaded at the construction site, sorted and arranged properly,
Old George's gaze turned to the twenty-one concrete pillars standing quietly: "It's time to put them to use."
"Before setting up any wood, we must ensure that all the tops of the pillars are on the same absolute horizontal plane."
Old George pulled out a neatly coiled roll of transparent hose from the toolbox of his old Ford, with each end attached to a glass tube with clear markings.
David curiously asked, "George, is this an ordinary water hose?"
Old George snorted dismissively, looking at him like an outsider, and said in his Texas-accented drawl, "Ordinary hose? Kid, this thing is more accurate than your fancy laser instruments, and it'll never run out of battery!"
