Herbicide Application - Brush Management

Task 1: Foliar Herbicide Application (23 Acres) Description: Contractor must apply Garlon 3A or the generic equivalent pre-approved by the DNR Project Manager to the trees outlined in orange on Attachment A. Tree density in this area ranges from around 5% to 15% cover, and trees are approximately 3 to 8 foot tall with a less than 2 in dbh. o Foliar spray mix must consist of at least a 2% solution of triclopyr and a non-ionic surfactant containing a penetrant. Rate of surfactant must be per the label recommendations. o Sufficient spray volume should be used to obtain complete coverage of the target plant foliage. o 1 week after initial herbicide application, Contractor must complete a follow-up pass of herbicide application to treat any trees that were missed in the initial application. Task 2: Brush Management (3 Acres) Description: Contractor must remove woody species in the treatment area outlined in red on Attachment A. Woody species can be removed by mulching with a forestry mulcher, cutting at the base, or other pre-approved methods of mechanical removal. Tree density in this area ranges from around 40% to 50% cover, and trees are approximately 12 to 15 foot tall with a 2 to 4 in dbh. o Undesirable woody species must be removed to ground level. Task 3: Follow-Up Herbicide Application (3 Acres) Description: Contractor shall apply herbicide to undesirable woody species that were mechanically removed in Task 2. The area of treatment is outlined in red on Attachment A. o If the contractor cuts the trees at their base, the stumps must be immediately treated with Garlon 3A or an approved equivalent. o If the contractor mulches the trees, the resprouts must be treated with Garlon 3A the following growing season (August 1st to September 1st, 2023). o Herbicide must be applied at the labeled rate for the method of application used. DNR Issuing Officer: Philip Payton 502 E 9th Street Des Moines, Iowa 50319 515-361-0743 philip.payton@dnr.iowa.gov RFQ written questions, requests for clarification, and suggested changes from Respondents are due: 7/25/2022 at 4:30pm DNR's written response to RFQ questions, requests for clarifications, and suggested changes are due: 7/27/2022 at 4:30pm Tentative Contract term start date: August 1, 2022 Tentative Contract term end date: December 1, 2023 RFQ written questions, requests for clarification, and suggested changes from Respondents are due: July 25th, 2022 DNR's written response to RFQ questions, requests for clarifications, and suggested changes are due: July 27th, 2022 Anticipated Date to Issue Notice of Intent to Award: July 29th, 2022 Anticipated Date to Execute Contract: August 1, 2022 The DNR reserves the right to reject any or all Bids received in response to this RFQ, cancel this RFQ, or advertise a new RFQ at any time prior to the execution of the Contract. Issuance of this RFQ in no way constitutes a commitment by the DNR to award a contract.

Division 32 -	Exterior Improvements, Operation and Maintenance of Exterior Improvements.
Division 34 -	Transportation, Operation and Maintenance of Transportation.