# A sewer pipe is to be laid from station 10+00 to station 12+50 on a 0.50% grade, starting with invert elevation 83.64 ft at 10+00 Calculate invert elevations at each 50-ft station along the line.

A sewer pipe is to be laid from station 10+00 to station 12+50 on a 0.50% grade, starting with invert elevation 83.64 ft at 10+00 Calculate invert elevations at each 50-ft station along the line.

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**Related Book For**

## Elementary Surveying An Introduction to Geomatics

13th Edition

**Authors:** Charles D. Ghilani, Paul R. Wolf

**ISBN:** 978-0273751441