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2021-03-08-minutes-public-works-study-session
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2021-03-16 10:00 AM - Commissioners' Agenda
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2021-03-08-minutes-public-works-study-session
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Last modified
3/11/2021 1:45:19 PM
Creation date
3/11/2021 1:44:09 PM
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Meeting
Date
3/16/2021
Meeting title
Commissioners' Agenda
Location
Commissioners' Auditorium
Address
205 West 5th Room 109 - Ellensburg
Meeting type
Regular
Meeting document type
Supporting documentation
Supplemental fields
Alpha Order
a
Item
Approve Minutes
Order
1
Placement
Consent Agenda
Row ID
73736
Type
Minutes
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Toxicity to Above Ground <br />Organisms Material is practically non-toxic to birds on an acute basis (LD50 > 2000 mg/kg). <br />oral LD50, Colinus virginianus (Bobwhite quail), > 2500mg/kg bodyweight. <br />oral LD50, Apis mellifera (bees), 48 Hour, > 212.2pg/bee <br />contact LD50, Apis mellifera (bees), 48 Hour, >200pg/bee <br />Toxicity to soil -dwelling <br />organisms LC50, Eisenia fetida (earthworms), 14 d, mortality, >2,500 mg/kg <br />Persistence and degradability <br />florgvra uxife n -be nzvl <br />Biodegradability: Material is expected to biodegrade very slowly (in the environment). Fails to pass OECD/EEC <br />tests for ready biodegradability. <br />10 -day Window: Fail <br />Biodegradation: 14.6% <br />Exposure time: 29 d <br />Method: OECD Test Guideline 301 B <br />Stability in Water (1l2 -life) <br />Hydrolysis, DT50, 913 d, pH 4, Half-life Temperature 25 °C <br />Hydrolysis, DT50, 111 d, pH 7, Half-life Temperature 25 °C <br />Hydrolysis, DT50, 1.3 d, pH 9, Half-life Temperature 25 °C <br />Ethvlhexanol <br />Biodegradability: <br />Material is readily biodegradable. Passes OECD test(s) for ready biodegradability. Material is <br />5 d -72016 <br />ultimately biodegradable (reaches > 70% mineralization in OECD test(s) for inherent <br />20 d 86-87% <br />biodegradability). <br />10 -day Window: Not applicable <br />Biodegradation: <br />> 95 % <br />Exposure time: <br />5 d <br />Method: <br />OECD Test Guideline 302B or Equivalent <br />10 -day Window: Pass <br />Biodegradation: <br />68% <br />Exposure time: <br />17 d <br />Method: <br />OECD Test Guideline 301 B or Equivalent <br />Theoretical <br />Oxygen Demand: <br />2.95 mg/mg <br />Chemical <br />Oxygen Demand: <br />2.70 mg/mg <br />Biological oxygen demand <br />(BOD) <br />Photodegradation <br />Test Type: <br />Sensitizer: <br />Atmospheric half-life: <br />Method: <br />Half-life (indirect photolysis) <br />OH radicals <br />9.7 Hour <br />Estimated. <br />Page 7 of 11 <br />Incubation Time BOD <br />5 d -72016 <br />10d 75-811. <br />20 d 86-87% <br />Photodegradation <br />Test Type: <br />Sensitizer: <br />Atmospheric half-life: <br />Method: <br />Half-life (indirect photolysis) <br />OH radicals <br />9.7 Hour <br />Estimated. <br />Page 7 of 11 <br />
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