Various grade rods can be emulated including direct elevation rods, cut/fill rods and indirect reading rods. Users can select measurement units in meters, decimal feet or fractional inches with the ...

From the "groma" with its right angles and plumb bobs used 3,000 years ago to modern-day grade rods, surveyors have been using some type of rod in their work. A new grading device claims to eliminate ...

Putting lives of students, teachers and others in danger, low-grade deformed bars are being used in the construction of a government educational institution in Juri upazila. Education Engineering ...