517 ALASKA 2020 SECTION 72 4
724-2.01 DESCRIPTION . Grass seed to provide a living vegetative cover.
724-2.02 MATERIALS. Provide seed mix as specified in the Special Provisions. Provide seed
collected or harvested within 2 years of the targeted seeding date. Provide all seed i n pure live seed (PLS) unless otherwise directed. Furnish seed true of genus and species. Meet applicable requirements of the State of Alaska Seed Regulations , 11 AAC 34, Article 1 and Article 4, and the Federal Seed Act, 7 CFR Part 201. The Engineer wi ll review requests for species or cultivar substitution(s); genus substitution is not allowed. Substitution requests need to be submitted a minimum of 60 calendar days in advance of purchase.
1.Prohibited and Restricted Noxious Weeds and Quarantined Pests. Furnish seed and appliances certified to be free of prohibited noxious weeds or quarantined pests, and certified to contain no more than the maximum allowable tolerances for restricted noxious weeds, according to Alaska Administrative Code, Title 11, Chapt er 34 (11 AAC 34).
a.Seed or appliances found to contain prohibited noxious weeds or quarantined pests will be rejected, according to 11 AAC 34.020(a) and 11 AAC 105- 180, respectively.
b.Seed or appliances found to contain restricted noxious weed seed in exces s of the maximum allowable tolerance per pound will be rejected, according to 11 AAC 34.020(b). Prohibited and restricted noxious weeds are listed in 11 AAC 34.020, and can be viewed at the following URL: http://plants.alaska.gov/invasives/noxious -weeds.htm .
2.Labeling. Ensure each bag or container of individual seed species is labeled to meet requirements of 11 AAC 34.010. Do not remove labels from bags or containers.
3.Certification. Certif y seed is free of prohibited noxious weeds and restricted noxious weeds are within allowable tolerances. Furnish to the Engineer a statement signed by the vendor identifying the lot number or lot numbers, certifying each lot of seed has been tested within the preceding nine months, by a recognized seed testing laboratory, a member of the Association of Official Seed Certifying Agency (AOSCA), or the Alaska Plant Materials Center. Seed will be rejected if:
a.Contains prohibited noxious weeds;
b.Contains restri cted noxious weeds above maximum allowable tolerances;
c.Not certified as tested within the preceding nine months;
d.Wet, moldy, or otherwise damaged in transit or storage; or
e.Containers do not have labels or the labels have been removed. Seed may be rejected for:
f.Discrepancies in the lot numbers listed on the statement to the lot numbers indicated on the labels of the seed containers. 518 ALASKA 2020 The Contractor shall immediately remove rejected seed from the project premises. If seed is rejected for containing prohibited noxious weeds or for exceeding maximum allowable tolerances of restricted noxious weeds, dispose of rejected seed according to 11 AAC 34.075(g). 519 ALASKA 2020 SECTION 725 FERTILIZER
725-2.01 DESCRIPTION . Standard commercial fertilizer supplied separately or in mix tures, and
furnished in moisture proof containers. Mark each container with the weight and with the manufacturer's guaranteed analysis of the contents showing the percentage for each ingredient contained therein.
725-2.02 MATERIALS. Furnish a mixture of chemical ingredients providing the total available
nitrogen, phosphoric acid, and potassium required by the soil analysis or as specified in the Special Provisions. Tolerances of the chemical ingredients are plus or minus 2 percent. No Cyanamid compounds or hydrated lime are permitted in mixed fertilizers.
Source: Alaska Standard Specifications for Highway Construction, 2020 Edition. Pages 545–546 of 584.