Part 4 — EXISTING BUILDINGS AND BUILDING SERVICE EQUIPMENT

The provisions of this part govern the application of the technical codes to existing buildings and building service equipment.

(Ord. 1308, passed 12-19-07; Am. Ord. 1338, passed 11-17-10; Am. Ord. 1361, passed 12-18-13; Am. Ord. 1396, passed 2-1-17; Am. Ord. 1441, passed 11-6-19; Am. Ord. 1473, passed 11-16-22; Am. Ord. 1519, passed 12-3-25)

The buildings, structures and their building service equipment to which additions, alterations or repairs are made shall comply with all the requirements of the technical codes for new facilities, except as specifically provided in this chapter.

(Ord. 1308, passed 12-19-07; Am. Ord. 1338, passed 11-17-10; Am. Ord. 1361, passed 12-18-13; Am. Ord. 1396, passed 2-1-17; Am. Ord. 1441, passed 11-6-19; Am. Ord. 1473, passed 11-16-22; Am. Ord. 1519, passed 12-3-25)

Additions, alterations or repairs may be made to a building or its building service equipment without requiring the existing building or its building service equipment to comply with all the requirements of the technical codes, provided the addition, alteration or repair conforms to that required for a new building or building service equipment. (Ord. 1308, passed 12-19-07; Am. Ord. 1338, passed 11-17-10; Am. Ord. 1361, passed 12-18-13; Am. Ord. 1396, passed 2-1-17; Am. Ord. 1441, passed 11-6-19; Am. Ord. 1473, passed 11-16-22; Am. Ord. 1519, passed 12-3-25)

(A) Additions or alterations shall not be made to an existing building or building service equipment which will cause the existing building or building service equipment to be in violation of the provisions of the technical codes nor shall such additions or alterations cause the existing building or building service equipment to become unsafe.

(B) An unsafe condition shall be deemed to have been created if an addition or alteration may cause the existing building or building service equipment to become structurally unsafe or overloaded; may not provide adequate egress in compliance with the provisions of the Building Code or may obstruct existing exits; may create a fire hazard; may reduce required fire resistance; may cause building service equipment to become overloaded or exceed their rated capacities; may create a health hazard or may otherwise create conditions dangerous to human life.

(Ord. 1308, passed 12-19-07; Am. Ord. 1338, passed 11-17-10; Am. Ord. 1361, passed 12-18-13; Am. Ord. 1396, passed 2-1-17; Am. Ord. 1441, passed 11-6-19; Am. Ord. 1473, passed 11-16-22; Am. Ord. 1519, passed 12-3-25) Penalty, see § 10.99

(A) A building altered pursuant to a repair or alteration permit, which involves a change in use or occupancy, shall not exceed the height, number of stories and area permitted by the Building Code for new buildings.

(B) A building plus new additions shall not exceed the height, number of stories and area specified by the Building Code for new buildings.

(Ord. 1308, passed 12-19-07; Am. Ord. 1338, passed 11-17-10; Am. Ord. 1361, passed 12-18-13; Am. Ord. 1396, passed 2-1-17; Am. Ord. 1441, passed 11-6-19; Am. Ord. 1473, passed 11-16-22; Am. Ord. 1519, passed 12-3-25) Penalty, see § 10.99

(A) Additions or alterations shall not be made to an existing building or structure when the existing building or structure is not in full compliance with the provisions of the Building Code, except when the addition or alteration will result in the existing building or structure being no more hazardous, based on life safety, fire safety and sanitation, than before such additions or alterations are undertaken.

(B) Exception. Alterations of existing structural elements, or additions of new structural elements which are initiated only for the purpose of increasing the lateral-force-resisting strength or stiffness of an existing structure need not be designed for forces conforming to these regulations provided that an engineering analysis is submitted to show that:

(1) The capacity of existing structural elements required to resist forces is not reduced;

• (2) The lateral loading to required existing structural elements is not increased beyond their capacity;

(3) New structural elements are detailed and connected to the existing structural elements as required by these regulations;

(4) New or relocated nonstructural elements are detailed and connected to existing or new structural elements as required by these regulations; and

• (5) An unsafe condition is not created.

(Ord. 1308, passed 12-19-07; Am. Ord. 1338, passed 11-17-10; Am. Ord. 1361, passed 12-18-13; Am. Ord. 1396, passed 2-1-17; Am. Ord. 1441, passed 11-6-19; Am. Ord. 1473, passed 11-16-22; Am. Ord. 1519, passed 12-3-25) Penalty, see § 10.99

Alterations or repairs to an existing building or structure which are nonstructural and do not adversely affect a structural member or a part of the building or structure having required fire resistance may be made with the same materials of which the building or structure is constructed, subject to approval by the Building Official. Installation or replacement of glass shall be as required for new installations.

(Ord. 1308, passed 12-19-07; Am. Ord. 1338, passed 11-17-10; Am. Ord. 1361, passed 12-18-13; Am. Ord. 1396, passed 2-1-17; Am. Ord. 1441, passed 11-6-19; Am. Ord. 1473, passed 11-16-22; Am. Ord. 1519, passed 12-3-25)

Building service equipment lawfully in existence prior to the effective date of this chapter, may have their use, maintenance or repair continued if the use, maintenance or repair is in accordance with the original design and a hazard to life, health or property has not been created by such building service equipment.

(Ord. 1308, passed 12-19-07; Am. Ord. 1338, passed 11-17-10; Am. Ord. 1361, passed 12-18-13; Am. Ord. 1396, passed 2-1-17; Am. Ord. 1441, passed 11-6-19; Am. Ord. 1473, passed 11-16-22; Am. Ord. 1519, passed 12-3-25)

(A) Buildings in existence prior to the effective date of this chapter may have their existing use or occupancy continued if the use or occupancy was legal prior to the effective date of this chapter, and provided continued use is not dangerous to life, health and safety.

(B) A change in the use or occupancy of any existing building or structure shall comply with the provisions of this code.

(Ord. 1308, passed 12-19-07; Am. Ord. 1338, passed 11-17-10; Am. Ord. 1361, passed 12-18-13; Am. Ord. 1396, passed 2-1-17; Am. Ord. 1441, passed 11-6-19; Am. Ord. 1473, passed 11-16-22; Am. Ord. 1519, passed 12-3-25)

(A) Buildings, structures and building service equipment, existing and new, and parts thereof shall be maintained in a safe and sanitary condition.

(B) Devices or safeguards which are required by the technical codes shall be maintained in conformance with the technical code under which installed.

(C) The owner or the owner's designated agent shall be responsible for the maintenance of buildings, structures and their building service equipment.

(D) The Building Official may cause a structure to be reinspected to determine compliance with this part. (Ord. 1308, passed 12-19-07; Am. Ord. 1338, passed 11-17-10; Am. Ord. 1361, passed 12-18-13; Am. Ord. 1396, passed 2-1-17; Am. Ord. 1441, passed 11-6-19; Am. Ord. 1473, passed 11-16-22; Am. Ord. 1519, passed 12-3-25) Penalty, see § 10.99

Buildings, structures and their building service equipment moved into or within the city shall comply with the provisions of the technical codes for new buildings or structures and their building service equipment.

(Ord. 1308, passed 12-19-07; Am. Ord. 1338, passed 11-17-10; Am. Ord. 1361, passed 12-18-13; Am. Ord. 1396, passed 2-1-17; Am. Ord. 1441, passed 11-6-19; Am. Ord. 1473, passed 11-16-22; Am. Ord. 1519, passed 12-3-25) Penalty, see § 10.99

(A) Temporary structures such as reviewing stands and other miscellaneous structures, sheds, canopies or fences used for the protection of the public around and in conjunction with construction work may be erected by a permit issued pursuant to CBC § 3103.

(B) Temporary buildings or structures shall be completely removed upon the expiration of the time limit stated in the permit.

(Ord. 1308, passed 12-19-07; Am. Ord. 1338, passed 11-17-10; Am. Ord. 1361, passed 12-18-13; Am. Ord. 1396, passed 2-1-17; Am. Ord. 1441, passed 11-6-19; Am. Ord. 1473, passed 11-16-22; Am. Ord. 1519, passed 12-3-25)

Repairs, alterations and additions necessary for the preservation, restoration, rehabilitation or continued use of a building, structure, or its building service equipment may be made provided:

(A) The building or structure has been designated by official action of the legally constituted authority of the city as having special historical or architectural significance.

(B) Unsafe conditions as described in this chapter are corrected.

(C) The restored building or structure and its building service equipment will be no more hazardous based on life safety, fire safety and sanitation than the existing building.

(D) The structure meets the requirement of 2016 California Historical Building Code, Part 8 of Title 24. (Ord. 1308, passed 12-19-07; Am. Ord. 1338, passed 11-17-10; Am. Ord. 1361, passed 12-18-13; Am. Ord. 1396, passed 2-1-17; Am. Ord. 1441, passed 11-6-19; Am. Ord. 1473, passed 11-16-22; Am. Ord. 1519, passed 12-3-25)