THE PROJECT WORK WILL INCLUDE SAFEGUARDING THIRTY-SIX (36) FEATURES; INCLUDING TWENTY-FIVE (25) SHAFTS AND ELEVEN (11) ADITS. CLOSURE METHODS WILL INCLUDE MACHINE AND HAND BACKFILL, GRATING, GRATING WITH BAT LADDERS AND ACCESS, CORRUGATED STEEL PIPES, BULKHEAD WITH ACCESS AND POLYURETHANE FOAM. THE WORK IS ON PRIVATE PROPERTY, BOULDER COUNTY OPEN SPACE AND UNITED STATES FOREST SERVICE.

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