Question: 1. A 100D-ft (305-m)-long pipeline requires an excavation 4 ft (1.2 m) wide to an average depth of 5 ft (1.5 m). If the soil is dry common earth, what size spoil bank will be created by the excavation?
2. A sample of gravel from a stockpile weighs 151b (6.80 kg). After oven drying, the sample weighs 14.21b (6.44 kg). Calculate the moisture content of the sample.