Tetra Tech (TTEK) came out with quarterly earnings of $0.43 per share, beating the Zacks Consensus Estimate of $0.37 per share. This compares to earnings of $0.32 per share a year ago. These figures are adjusted for non-recurring items.This quarterly report represents an earnings surprise of +16.22%. A quarter ago, it was expected that this consulting and engineering services company would post earnings of $0.31 per share when it actually produced earnings of $0.33, delivering a surprise of +6.45%.Over the ...