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Title 20 — ZONING

Part 18 — TEMPORARY TRAILERS

San Jose Municipal Code · 2026-09 edition · updated 2026-09-29 · San Jose

20.80.1700 - Use of temporary trailer.

This part is to allow temporary trailers to be used only for the following purposes:

A.

The continuation of a commercial, industrial or manufacturing business while a primary structure is undergoing alteration or restoration; and

B.

The temporary erection of antennas mounted on trailers for short term operation while permitted alterations of existing wireless communication antennas are being constructed or for short term testing of coverage for wireless communication systems.

(Ords. 26248, 29364, 30603.)

Exceptions & meaning →

20.80.1710 - Definitions.

The following definitions are for purposes of this part:

A.

"Primary structure" means an existing building in which a principal permitted commercial, industrial or manufacturing use has been conducted and as to which an applicant for a permit under this part has demonstrated a need for retrofit, restoration or other such work.

B.

"Temporary use trailer" means a trailer, modular unit or other moveable prefabricated structure which is 2,000 (two thousand) square feet or less in floor area.

C.

"Temporary antenna trailer" means a temporary, portable antenna, along with attendant cabinets and other equipment, mounted on a trailer that is licensed by the California Department of Motor Vehicles and is capable of towing by a single axle pickup truck.

(Ords. 26248, 30603.)

Exceptions & meaning →

20.80.1720 - Zoning districts and permit required.

No temporary use trailer or temporary antenna trailer shall be used on any property unless:

A.

The property is located in a commercial zoning district, in an urban village or mixed use zoning district, in an industrial zoning district, or those planned development zoning districts which permit uses in the commercial or industrial districts; and

B.

The property owner has obtained a valid permit issued in conformance with this part.

(Ords. 26248, 30603.)

Exceptions & meaning →

20.80.1730 - Temporary use trailer - Permit required.

A.

A temporary use trailer for use as a replacement structure during retrofit, restoration or other such work on a primary structure requires one of the following permits:

An administrative permit, as provided in Chapter 20.100 of this title, and in conformance with the requirements of this section and Section 20.80.1740; or

In the event the owner cannot meet the requirements of this part or the director denies an administrative permit, a special use permit, as provided in Chapter 20.100.

B.

All applications for a permit for a temporary use trailer shall set forth facts demonstrating to the satisfaction of the director the need to use a temporary use trailer to continue to conduct a commercial, industrial, or manufacturing use, which was in compliance with this title, at a primary structure located on the same lot for which the permit is being requested and in order to accomplish one or more of the following:

Retrofit for seismic safety;

Restoration of the primary structure necessitated by the total or partial destruction or damage of the structure by catastrophic event or sudden cause;

Modification of the primary structure, or of equipment or processes at the facility, that requires on-site workers to vacate the primary structure while work is undertaken; or

Other such work determined by the director to be in the interest of public health and safety.

C.

All applications shall demonstrate that the proposed temporary use trailer shall be maintained in conformance with the provisions of Section 20.80.1740.

D.

Upon a determination that the application meets the requirements of this part, the director may issue the administrative permit.

(Ords. 26248, 29011, 30603.)

Exceptions & meaning →

20.80.1740 - Temporary use trailer - Conditions of issuance.

The use of any temporary use trailer shall be in accordance with all of the following conditions:

A.

The use of the temporary use trailer may be permitted for up to one year, and renewed for one additional year at the discretion of the Director.

B.

No more than one temporary use trailer per lot shall be permitted at any given time, except that in the case where temporary use trailers are being used to temporarily house on-site workers displaced from the primary structure due to temporary construction activities under the provisions of Section 20.80.1730 B.3., additional temporary use trailers may be permitted as needed to temporarily house those displaced workers provided that each and all of the temporary use trailers do not conflict with applicable development standards including without limitation setback and parking requirements.

C.

Temporary use trailers shall be located a minimum of fifteen feet from the front property line.

D.

No temporary use trailer shall be used in such a manner that circulation aisles are blocked.

E.

The minimum number of required off-street parking spaces for the site shall be calculated according to the provisions of Chapter 20.90 based upon the cumulative square footage of temporary use trailers and any remaining useable space in the primary structure.

F.

Not more than one sign shall be permitted per lot. Such sign shall be attached to the trailer and shall not exceed six square feet in area.

G.

The hours of operation shall be the same as for the preexisting use in the primary structure.

H.

Nothing herein excuses full compliance with the provisions of Section 20.150.020 of this title.

I.

The temporary use trailer shall comply with all applicable building and fire safety standards.

J.

All necessary city permits, in addition to those required by this part, shall be obtained prior to installation of the temporary use trailer.

K.

The temporary use trailer shall be removed and the construction site shall be cleared of all debris upon completion of the retrofit, reconstruction or other work on the primary structure or upon revocation or expiration of the administrative or special use permit, whichever occurs first.

L.

No certificate of occupancy, as provided for in Section 307 of the building code, shall be issued for the primary structure until after the temporary use trailer has been completely removed from the lot and all utilities have been disconnected from the temporary use trailer in a safe manner.

M.

Revocation of any permit issued hereunder shall be in accordance with the provisions of this title which are applicable to the type of permit issued.

(Ords. 26248, 29011, 30603.)

Exceptions & meaning →

20.80.1750 - Temporary antenna trailer - Permit required.

A.

A temporary antenna trailer for the testing of a wireless communication network requires the following permit:

An administrative permit, as provided in Chapter 20.100 of this title, and in conformance with the requirements of this section and Section 20.80.1760; or

In the event the owner cannot meet the requirements of this part or the director denies an administrative permit, a special use permit, as provided in Chapter 20.100.

B.

All applications for permit for a temporary antenna trailer shall set forth facts demonstrating to the satisfaction of the director that the temporary antenna trailer will be used to determine if the site is necessary for a wireless communications network.

C.

All applications shall demonstrate that the proposed temporary antenna trailer shall be maintained in conformance with the provisions of Section 20.80.1760.

(Ords. 26248, 26455, 29364, 30603.)

Exceptions & meaning →

20.80.1760 - Temporary antenna trailer - Conditions of issuance.

The use of a temporary antenna trailer shall be in accordance with all of the following conditions:

A.

The temporary antenna trailer shall not exceed forty-five feet in height, or the maximum height of the zoning district, whichever is less; and

B.

The temporary antenna trailer shall operate for no more than one year at the site if for testing purposes; and

C.

If not for testing purposes the temporary antenna trailer shall operate for no longer than the duration of constructing permitted alterations of existing wireless communication antennas; and

D.

No temporary antenna trailer, for testing purposes, shall have operated within two thousand feet of the proposed site in the previous two years; and

E.

The issuance of the administrative permit is intended only for the temporary operation while permitted alterations of existing wireless communication antennas are being constructed or for the temporary testing of operation or design of the wireless communications network and the approval of such a temporary antenna trailer shall not serve as a justification or basis for future approvals of wireless communication antennas on the site; and

F.

No more than one temporary antenna trailer per site may be permitted at any given time; and

G.

The temporary antenna trailer shall be located a minimum of fifty feet from the property line; and

H.

No temporary antenna trailer shall block any circulation aisles; and

I.

The temporary antenna trailer shall comply with all applicable building and fire safety standards; and

J.

All necessary permits shall be obtained prior to installation of the temporary antenna trailer; and

K.

Revocation of any permit issued hereunder shall be in accordance with the provisions of this title which are applicable to the type of permit issued.

(Ords. 26248, 29364, 30603.)

Exceptions & meaning →

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