N.H. Admin. Code § Env-Wt 514.04

Current through Register No. 50, December 12, 2024

Section Env-Wt 514.04 - Design Requirements for All Bank/Shoreline Stabilization Projects

In addition to meeting all applicable requirements in Env-Wt 300, bank/shoreline stabilization shall be designed to:

(a) Incorporate stormwater diversion and retention to minimize erosion;

(b) Retain natural vegetation to the maximum extent possible;

(c) If space and soil conditions allow, cut back unstable banks to a flatter slope and then plant with native, non-invasive trees, shrubs, and groundcover;

(d) Avoid and minimize impacts to adjacent properties and infrastructure;

(e) Avoid and minimize impacts to water quality;

(f) Avoid and minimize impacts to PRAs, avian nesting areas, fish spawning locations, and other wildlife habitat to meet the requirements of Env-Wt 514.02;

(g) Incorporate naturalized and semi-natural design techniques where practicable in accordance with "Guidelines for Naturalized River Channel Design and Bank Stabilization" dated February 2007, R. Schiff, J.G. MacBroom, and J. Armstrong Bonin, available as noted in Appendix B;

(h) For bioengineering projects, be in accordance with NEH 654, Technical Supplement 141, Streambank Soil Bioengineering, dated August 2007, NRCS, available as noted in Appendix B and at https://directives.sc.egov.usda.gov/OpenNonWebContent.aspx?content=17818.wba; and

(i) For stream restoration projects, be in accordance with NEH 654, Stream Restoration Design, dated August, 2007, NRCS, available as noted in Appendix B and at https://www.nrcs.usda.gov/wps/portal/nrcs/detail/national/water/manage/restoration/?cid=stelprdb1044707.

N.H. Admin. Code § Env-Wt 514.04

Derived from Volume XXXIX Number 28, Filed July 11, 2019, Proposed by #12805, Effective 12/15/2019, Expires 12/15/2029.