Grade Shooter Calculator

Berkel & Company Contractors, Inc.

Height of Instrument (HI) Calculator [STEP 1]

Formula: BM + BS = HI

Benchmark Elevation (BM) (ft):

Backsight Reading (BS) (ft):

Note: Backsight Reading (BS) is the first stick reading taken on the benchmark

Height of Instrument (HI) (decimal ft):

Formula: HI - COE = SR

Height of Instrument (HI) (decimal ft):

Cutoff Elevation (COE) (ft):

Stick Reading (SR) (decimal ft):

Reading the Grade Stick Video