A.    Subject to the provisions of Sections 17.76.010 through 17.76.050, a nonconforming structure or use may be continued and maintained in reasonable repair but shall not be altered or extended.

B.    The extension of a nonconforming use to a portion of a structure which was arranged or designed for the nonconforming use at the time of passage of the ordinance codified in this title is not an extension of a nonconforming use.

C.    A complete record of the location, value, nature and extent of all nonconforming uses shall be made and kept by the planning commission.

(Ord. 553 § 6-101, 1970)

A structure conforming as to use but nonconforming as to height, setback or coverage may be altered or extended providing the alteration or extension does not result in a violation of this title.

(Ord. 553 § 6-102, 1970)

If a nonconforming use is changed, it shall be changed to a use conforming to the regulations of the district and, after change, it shall not be changed back again to the original nonconforming use.

(Ord. 553 § 6-105, 1970)

A.    If a nonconforming use involving a structure is discontinued from use for a period of one year, further use of the property shall be for a conforming use.

B.    If a nonconforming use not involving a structure is discontinued for a period of six months, further use of the property shall be for a conforming use.

(Ord. 553 § 6-103, 1970)

A.    A nonconforming use not involving a structure or one involving a structure having an assessed value of less than two hundred fifty dollars shall be discontinued within two years from the date of passage of the ordinance codified in this title.

B.    Notwithstanding any other provisions of this title, any automobile wrecking yard or other junkyard in existence in any residential district at the date of enactment of the ordinance codified in this title shall, at the expiration of three years from such date, become a prohibited and unlawful use and shall be discontinued.

C.    A use which is nonconforming with respect to provision for screening shall provide screening within a period of five years from the date of passage of the ordinance codified herein.

(Ord. 553 § 6-104, 1970)

If a nonconforming structure or a structure containing a nonconforming use is destroyed by any cause to an extent exceeding fifty percent of the cost of replacement of the building using new materials, a future structure or use on the property shall conform to the provisions of this title.

(Ord. 553 § 6-106, 1970)

Nothing contained in this title shall require any change in the plans, construction, alteration or designated use of a building for which a building permit has been issued and construction work has commenced prior to the adoption of the ordinance codified in this title, except that if the designated use will be nonconforming it shall, for the purpose of Section 17.76.040, be a discontinued use if not in operation within two years of the date of issuance of the building permit.

(Ord. 553 § 6-107, 1970)

Whenever the boundaries of a district shall be changed so as to transfer an area from one district to another district of a different classification, the provisions of this chapter shall also apply to any nonconforming uses existing therein.

(Ord. 553 § 6-108, 1970)