Definitions of terms used in this chapter:
Development.
"Development" means, on land, in or under water, the placement or erection of a solid material or structure; discharge or disposal of any dredged material or of any gaseous, liquid, solid, or thermal waste; change in density or intensity of use of land, including but not limited to, subdivision pursuant to the Subdivision Map Act (commencing with Section 66410 of the Government Code), and any other division of land, including lot splits, except where the land division is brought about in connection with the purchase of such land by a public agency for public recreational use; change in the intensity of use of water; or access thereto; construction, reconstruction, demolition, or alteration of the size of any structure, including any facility of any private or public or municipal utility; and the removal or harvesting of major vegetation other than for agricultural purposes; kelp harvesting, and timber operations which are in accordance with a timber harvesting plan submitted pursuant to the provisions of the Z'berg-Nejedly Forest Practice Act of 1973 (commencing with Section 4511). As used in this section structure includes, but is not limited to, any building, road, pipe, flume, conduit, siphon, aqueduct, telephone line, and electrical power transmission and distribution line.
New Development.
For purposes of implementing the public access requirements of Public Resources Code Section 30212 and of this Section, "new development" includes "development" as defined above except for the following:
a.
Structures destroyed by natural disaster: The replacement of any structure, other than a public works facility, destroyed by a disaster; provided that the replacement structure conforms to applicable existing zoning requirements, is for the same use as the destroyed structure, does not exceed either the floor area, height, or bulk of the destroyed structure by more than ten percent, is sited in the same location on the affected property as the destroyed structure and does not extend the replacement structure seaward on a sandy beach or beach fronting bluff lot. As used in this section, "disaster" means any situation in which the force or forces which destroyed the structure be replaced were beyond the control of the owners
b.
Demolition and reconstruction: The demolition and reconstruction of a single-family residence; provided that the reconstructed residence shall not exceed either the floor area, height or bulk of the former structure by more than ten percent, that the reconstructed residence shall be sited in the same location on the affected property as the former structure, that the reconstructed residence does not block or impede public access, that the reconstructed residence does not extend seaward of the demolished residence on a sandy beach or beach fronting bluff lot and that the reconstructed residence does not include or necessitate a shoreline protective device.
c.
Improvements: Improvements to any structure which do not change the intensity of its use, which do not increase either the floor area, height or bulk of the structure by more than ten percent, which do not block or impede access, which do not result in a seaward encroachment by the structure and which do not include or necessitate a new or enlarged shoreline protective device.
d.
Repair and maintenance: Repair or maintenance activity which, pursuant to Public Resources Code Section 30610(d) and California Code of Regulations Section 13252, requires no permit unless the activity will have an adverse impact on lateral public access along the beach.
e.
Reconstruction and/or repair of a seawall, revetment, retaining wall or other shoreline protective device: The reconstruction or repair of any shoreline protective device; provided that the reconstructed or repaired shoreline protective device does not substantially alter the foundation of the protective device, does not result in the replacement of twenty percent or more of the materials of the existing structure with materials of a different kind, does not extend the protective device seaward of the location of the former structure. As used in this section, "reconstruction or repair" of a seawall shall not include replacement by a different type of structure or other modification in design or construction which results in different or greater impacts to public access or other shoreline resources than those of the existing structure.
Sea.
"Sea" means the Pacific Ocean and all harbors, bays, channels, estuaries, salt marshes, sloughs, and other areas subject to tidal action through any connection with the Pacific Ocean, excluding non estuarine rivers, streams, tributaries, creeks and flood control and drainage channels.