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1 <br /> 1 <br /> 2 9-14.2 Seed <br /> 3 This section is revised to read: <br /> 4 <br /> 5 Seed of the type specified shall be certified in accordance with WAC 16-302. Seed <br /> 6 mixes shall be commercially prepared and supplied in sealed containers. The labels <br /> 7 shall show: <br /> 8 <br /> 9 (1) Common and botanical names of seed <br /> 10 <br /> 11 (2) Lot number <br /> 12 <br /> 13 (3) Net weight <br /> 14 <br /> 15 (4) Pounds of Pure live seed (PLS) in the mix <br /> 16 <br /> 17 (5) Origin of seed <br /> 18 <br /> 19 All seed vendors must have a business license issued by supplier's state or provincial <br /> 20 Department of Licensing with a "seed dealer" endorsement. <br /> 21 <br /> 22 9-14.4 Erosion Control and Roadside Planting <br /> 23 This section is supplemented with the following new sub-section: <br /> 24 <br /> 25 9-14.4(9) Horticultural Grade Perlite 1 <br /> 26 Horticultural grade perlite shall be in a pelletized or granular form. <br /> 27 <br /> 28 Horticultural grade perlite shall meet the following requirements for quality and grading: <br /> 29 <br /> Quality Requirements <br /> Property Test Method Note Requirement <br /> pH (of water slurry) PI 202 6.5 — 8.0 <br /> Bulk Density, Ib/f3 PI 200 2 - 10 <br /> 30 Note 1 — PI, abbreviation for the Perlite Institute <br /> 31 <br /> Gradation Requirements <br /> Sieve Size Percent Passing <br /> No .4 99— 100 <br /> No. 18 30 max <br /> No. 30 10 max <br /> 32 All percentages are by weight. <br /> 33 <br /> 34 9-14.4(3) Bark or Wood Chips <br /> 35 This section's title is revised to read: <br /> 36 <br /> 37 Bark or Wood Chip Mulch <br /> 38 <br /> 39 The first paragraph is revised to read: <br /> 40 <br /> 41 Bark or wood chip mulch shall be derived from fir, pine, or hemlock species. It shall not <br /> 42 contain resin, tannin, or other compounds in quantities that would be detrimental to <br /> I <br /> AMENDMENTS TO THE 2014 STANDARD SPECIFICATIONS BOOK <br /> Revised: 8/3/15 <br />