The American Surveyor

Test Yourself 78: Solve for Radius and Delta

Lindell TestYourself78 Solve For Radius And DeltaA road centerline starts as a tangent curve of radius 264.15’ at a point 242.15’ from the P.I. It must be compounded to end at a point 360.72’ from the P.I. What should the new radius be, and what will the central angles of the two curves be?

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