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screen(FlexRake),to be constructed under Task 313 6. An automatic FlexRake, typically as manufactured by Duperon Corporation of Saginaw Michigan. The FlexRake facilitates capture and removal of harvested algae filaments, as well as continuous removal of sloughed algae and incidental solids5,to be constructed under Task 313 7. StormwaterBrine Pipeline, a large diameter force main from the South Relief Canal Pump Station to the PC South Algal Nutrient Removal Facility Site, to be constructed under Task 3C. This pipeline will carry canal water to the ARNF. Another pipeline will carry brine from the South County RO Water Treatment Plant to the AKNF where it will mix with the canal water before flowing onto the ARNF. TASK NUMBER 3A TASK NAME: BMP Construction—South Relief Canal Pump Station TASK DESCRIPTION:319 grant funding will be utilized in part for construction of the South Relief Canal Pump Station. ALLOWABLE COSTS: The estimated contractual construction costs for the pump station and related components is $1,126,000, of which$563,000 maximum will be expended from 319 grant funds and $563,000 minimum is required match expenditure for the 319 grant funds. DELIVERABLES: 1) Dated color photographs of the site prior to and during construction and immediately following completion of the project;2)complete installation of the entire pump station;3)As-built certification for the pump station;4) electronic files of the as-built drawings completed by a professional land surveyor; and 5) signed statement from Grantee's project certified engineer indicating construction has been completed in accordance with approved design. PERFORMANCE STANDARD: The Department Grant Manager will review the photographs and certification of completion for all components by the Grantee's project certified engineer to verify that construction has been completed for all components in accordance with the approved plans. TASK NUMBER 3B TASK NAME: BMP Construction—PC South Algal Nutrient Removal Facility TASK DESCRIPTION: TMDL grant funding will be utilized in part for construction of the PC South Algal Nutrient r Removal Facility and its associated appurtenances and hardware. ALLOWABLE COSTS: The estimated contractual construction costs for the Algal Nutrient Removal Facility and related components is $5,426,847, of which $1,376,900 maximum will be expended from TMDL grant funds and $4,049,947 minimum is required match expenditure for the TMDL grant funds. DELIVERABLES: 1) Dated color photographs of the site prior to and during construction and immediately following completion of the project; 2) complete installation of the entire Algal Nutrient Removal Facility system per the project description; 3) As-built certification for the stormwater management system; 4) electronic files of the as-built drawings completed by a professional land surveyor; and 5) signed statement from Grantee's project certified engineer indicating construction has been completed in accordance with approved design. PERFORMANCE STANDARD: The Department Grant Manager will review the photographs and certification of completion for all components by the Grantee's project certified engineer to verify that construction has been completed for all components in accordance with the approved plans. TASK NUMBER 3C TASK NAME: BMP Construction—StormwaterBrine Pipeline TASK DESCRIPTION: TMDL grant funding will be utilized in part for construction of the StormwaterBrine Pipeline and their associated appurtenances and hardware. ALLOWABLE COSTS: The estimated contractual construction costs for these components is $1,164,853.40, of which $287,000 maximum will be expended from 319 grant funds and$877,853.40 minimum is required match expenditure for the 319 grant funds. DELIVERABLES: 1) Dated color photographs of the site prior to and during construction and immediately following completion of the project; 2) complete installation of the entire Algal Nutrient Removal Facility system per the project description; 3) As-built certification for the stormwater management system; 4) electronic files of the as-built drawings completed by a professional land surveyor; and 5) signed statement from Grantee's project certified engineer indicating construction has been completed in accordance with approved design. 5 In some cases in which high levels of suspended solids reduction is required,additional processes such as wedge wire screens,hydroscreens,or sand filters may be included to further polish the effluent after coarse screening through the Flex Rake. DEP Agreement No.G0353,Attachment A-1,Page 6 of 14 138