Hints and tips:
...Excavating pod lift stations across a busy city strikes us as expensive work, however....
...The industry is excavating dunes for frac sand, which is pumped into wells to crack open rocks and get oil and gas flowing....
...He admits this was partly due to the difficulties of “excavating on the edge of the Sahara” – sandstorms could have buried some material far further down than expected – but Insoll also wonders whether,...
...It is time to start excavating British political history....
...Building the 50-mile railway has involved excavating tonnes of hard rock and drilling a tunnel under central Johannesburg, which lies about 6,000ft above sea level....
...Katie Moffat, an official at the company, said stockpiles had completely run out and they were now excavating at a rate of about 30,000 tonnes a week. But it’s still not enough....
International Edition