The developer is required to obtain a surety, irrevocable letter of credit, or other means of security acceptable to the Town and payable to the appropriate party as designated by the Mayor and Council of Galena, prior to the issuance of any building and/or grading permit for construction of a development requiring stormwater management. The amount of the security shall not be less than 125% of the total estimated construction cost of all stormwater management facilities and practices. The security so required in this section shall include provisions relative to forfeiture for failure to complete work specified in the approved stormwater management plan, compliance with all the provisions of this section and other applicable laws and regulations, and any time limitations. The security shall not be fully released without a final inspection of the completed work by the Town, submission of as-built plans, and certification of completion by the Town that all stormwater management facilities and practices as being in compliance with the approved plan and the provisions of this chapter. A provision may be made for partial release of the amount of the bond pro rata upon completion and acceptance of the various stages of development as specifically delineated, described, and scheduled on the required plans and specifications. The provision for partial release of the surety shall be specified by the Town, in writing, prior to stormwater management plan approval. The developer shall notify the Town upon completion of each stage that is ready for inspection.