25 million Haasts Bluff: Transverse grade correction
Contract Awarded to construct the river protection and runway strip grade correction
The system allows auger boring crews to do grade corrections
in all directions plus also swallow large material during the bore, and it let his crew displace the cobble rock and advance when the system he was using could not.
Sarah Teather, the party's education spokeswoman, said it was the equivalent of 13 queries and three grade corrections
for every secondary school in England.
With a combination of line and grade corrections
, the 'points' can be located in any one of the four quadrants of the target depending on the necessary line and grade," he adds.