312 Ind. Admin. Code 11-4-2

Current through May 29, 2024

Section 312 IAC 11-4-2 - New seawalls

Authority: IC 14-10-2-4; IC 14-15-7-3; IC 14-26-2-23

Affected: IC 14-26-2

Sec. 2.

(a) A written license under IC 14-26-2 and this rule is required for the construction or placement of a seawall within or along the shoreline or water line of a public freshwater lake.

(b) If a new seawall is to be placed:

(1) in a significant wetland; or

(2) along a natural shoreline;

the seawall must be comprised of bioengineered materials.

(c) If a new seawall is to be placed in an area of special concern, the seawall must be comprised of either or both of the following:

(1) Bioengineered materials.

(2) Glacial stone.

(d) If a new seawall is to be placed in a developed area, the seawall must be comprised of one (1) or any combination of the following:

(1) Bioengineered material.

(2) Glacial stone.

(3) Riprap.

(4) Concrete.

(5) Steel sheet piling.

(e) For a new seawall comprised of glacial stone or riprap, the base of the wall must not extend more than four (4) feet lakeward of the shoreline or water line.

(f) The lakeward face of the new seawall must be located along the public freshwater lake's shoreline or water line as determined by the department.

(g) The lakeward extent of bioengineered material must be coordinated with the department before filing the license application.

(h) The director or a delegate may not issue a license for the placement of an impermeable material behind or beneath a new seawall.

(i) Filter cloth placed behind or beneath a new seawall must be properly anchored to prevent displacement or flotation.

(j) Erosion from disturbed areas landward of the shoreline or water line must be controlled to prevent its transport into the lake.

(k) Toe protection placed along the lakeward face of a new bulkhead seawall must not extend more than one (1) foot lakeward of the new seawall.

312 IAC 11-4-2

Natural Resources Commission; 312 IAC 11-4-2; filed Feb 26, 1999, 5:49 p.m.: 22 IR 2225; readopted filed Aug 4, 2005, 6:00 p.m.: 28 IR 3661; filed Sep 14, 2005, 2:45 p.m.: 29 IR 466; filed Jul 11, 2006, 9:04 a.m.: 20060802-IR-312060009FRA; errata filed Aug 9, 2006, 12:00 p.m.: 20060906-IR-312060009ACA; readopted filed Jul 28, 2011, 10:28 a.m.: 20110824-IR-312110042RFA

Readopted filed 7/19/2017, 3:46 p.m.: 20170816-IR-312170133RFA

Readopted filed 3/22/2023, 4:07 p.m.: 20230419-IR-312230066RFA