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DNR Precommercial Thinning Contract - South Puget Sound Region


Location
Washington
Publication Date
05/13/2019 06:36 AM EDT
Closing Date
05/21/2019 01:00 PM EDT
Issuing Organization
State of Washington - Department of Natural Resources
Solicitation Number
Description

Specifications include, but are not limited to: A. The Compliance Forester will establish circular plots, generally either 1/20th acre (26.3 foot radius horizontal distance) or 1/100th acre (11.8 foot radius horizontal distance), to check contract specifications compliance and as a basis for determining satisfactory quality. B. The Compliance Forester will attempt to measure a minimum of two (2) plots for each five (5) acres accomplished. C. The Compliance Forester will determine acceptable spacing and number of trees per acre as specified in the Unit Description Table for the unit based on the following Per Acre Zone of Acceptance: PER ACRE ZONE OF ACCEPTANCE Spacing Number of Crop Trees Minimum Average Maximum 11' x 11' 330 360 380 12' x 12' 273 303 320 13' x 13' 228 258 278 14' x 14' 192 222 242 15' x 15' 164 194 214 16' x 16' 140 170 190 17' x 17' 121 151 171 18' x 18' 104 134 154 19' x 19' 100 121 140 20' x 20' 90 109 120 D. The required number of "crop trees" per acre must fall between the maximum and minimum as listed in the Per Acre Zone of Acceptance and as specified by spacing in the Unit Description Table, or Work on the Unit will be considered unsatisfactory.

Source
https://fortress.wa.gov/ga/webs/BidCalendar.aspx (opens in a new window)

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