HomeMy WebLinkAboutORD 2809' ..
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ORDINANCE NO. 2809 -
ORDINANCE OF THE COUNCIL OF THE CITY OF PALO ALTO
AMENDING CERTAIN SECTIONS OF CHAPTER 16.04,
BUILDING REGULATIONS AS REQUIRED BY ADOPTION OF
THE 1973 EDITION OF THE UNIFORM BUILDING-CODE,
UNIFORM MECHANICAL CODE AND UNIFORM HOUSING CODE
The Council of the City of Palo Alto does ORDAIN As fol-
SECTION 1. Section 16.04.010 of the Palo Alto Municipal
Code is-amendea to read:
II 16.04.010 Unifom buildin~ code adopted
Short Title. Tfie Uniform Buil ing Code1 1973
Edition, se'cond printing, promulgated by the
International Conference of Building Officials,
5360 South Workman Mill Road, Whittier, Cali
forn~a, 9060li which regulates the erectionf
construction, enlargement: alteration~ repair~
moving, removal, conversionp demoliti.on,
occupancy, equipment., use, height, area, and
maintenance of buildings and other structures
is hereby adopted. including the appendix,
and by this reference is m&ae a part of this
code with the same force and effect as though
set out herein in full. Three copies of said
Uniform Building Code are on file and open
to the public inspection in the office of the
city clark.11
SECTION 2. Section 16.04.020 of the Palo Alto Municipal·.
Code is -·amended to read:
" 16.04.020 Uniform Mechanical Code adopted.
The Uniform Mechanical Code, 1973 Editionp first
printing~ promulgated by the International
Associatlon of Plumbing and Mechanical Officials,
Los Angeles, California and International Con
ference of Building Officials, Wh·ittier. Cali
fornia, including Appendix C thereoft which
regulates and provides complete requirements for
the installation and maintenance of heating~
ventilating. comfort cooling and refrigeration
systems is hereby adopted and by reference made
a part of this code with the same forc!e and
effect as though set out herein in full. Three
copies of said Unifo~ Mechanical Code~ are
on file and open to public inspection in the
office of the city clerk."
SECTION 3. Section 16.04.040 of the Palo Alto Municipal
Code is amenaeCf to read:
11 16.04.040 Section 201 amended -Division of
Inspectional Services Established. Section 201 of
tfie unfform building code is amended to read:
. Section 201. Division of Instectional Services
Established. There--rs-'hereby esta !ished in the City
a Df'vision of Inspectional Services which shall be
under the supervision of ·the Building Official who
shall be accountable to the d~rector of public works.
Wherever the term "Building Ihspector" is used in
this code it shall mean the "Building Official"."
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SECTION 4. · Section 16_ 04 .. 050 of the Palo Alto Municipal
Code is amended to read;
11 16.04.050 Subsections (a) and (d) of Section 202
of the uniform building code are amended to read as
follows. Sections (b), (c). (e) through (j) remain
as previously adopted:
(a) General. The Building Official shall be the
executive and administrative head of the Division of
Inspectional Services and shall exercise supervision
over all its activities. In case of his absence or
inability to act~ the director of public works may
assign someone to act in his stead.
The Division of Inspectional Services shall have
the power and duty to enforce all the provisions of
this CodeJ the Electrical Code. the Plumbing Code,
Mechanical Code. Housing Code •. the zoning ordinance and
any ordinance regulating advertising structures-or
signs, and such other ordinances as may be adopted
from time to time in which further duties are speci
cally assigned to it. No oversight·or direction on
the part of the Building Official shall make lawful
any violation of any of the provisions of any ordin
ance of the City of Palo Alto.
(d) Right of Entry; Unlawful to Prohibit. The
Building Official or his authorized representative
may enter any building or premises at all reasonable
times whenever necessary to secure compliance with,
or prevent a violation of any provision of this Code
or any ordinance which he has power to enforce or
to perform any duty imposed upon the Building Official
by this chapter; provided, that if such building or
premises be occupied, he shall first present proper
credentials and demand entry, and if unoccupied~ he
shall first make a reasonable effort to locate the
owner or other persons having charge or control of
the building or premises and demand entry. The
term nauthorized representative 11 shall include the
Building Official 1 the Fire Chie£1 the Police Chief
and the Health Officer and their 'authorized inspection
personnel. No owner or occupant or other person ~ ·
having charge or control of any building or premises
shall fail or refuse, afte,r proper demand has been
made as herein providedj to promptly permit entry
therein by the Building Official or-his authorized
representative for the purpose of insr.ection and
examination pursuant to this chapter. ' ·.
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SECTION 5. Section 16.04.110 of the Palo Alto Municipal
Code is hereby DELETED.
SECTION 6. Section 16.04,115 of the Palo Alto Municipal
Code is amen"ttea ,by amending_ the !xceptiohs only~ and ·is ·,to~ read!
"Exceptions:
· Structures provided·with·-_automati~ heat., ,.smoke,
fire exteinguishing systems. heat and smoke venting
systems, or other fire prevention or pro~ection d~vices
approved by the fire cl;lief may be exempted."
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SECTION 7. Section 16.04.125 is added to the Palo Alto
Municipal Code to read:
"16.04.125 Divi.sion 2 of Section 1101 of the uniform
bui1dinf code Amended: •nlvislori 2 of Sectfon 1101 of
the uni orm buildi.ng -code is amended to read:
Division 2. Wholesale and retail stores, office buildings,
drinking and dining establishments having an occupant load
of less than fifty. Printing plants, municipal police
and~ire stations, factories and workshops using materials
not highly flammable or combustible, storage and sales
rooms for combustible goods, paint stores without bulk
handling."
SECTION.S, Section 16.04.140 of the Palo Alto Municipal
Code is hereby DELETED.
SECTION 9, Section 16.04.145 ia ADDED to the Palo Alto
Municipal Code to read:
11 16.04.145 Subsection (b) of Section 1302 of the
uniform building code is amended to read:
(b) Special P~ovisions. Group H Occupanciest
more than two stories in height or having more than
3000 square faet of floor area above the first sto;;yf
shall be not leas than one-hour fire·resistive
construction throughout.
EXCEPTION: Dwelling units within an apartment
house not over two stories in height may have
nonbearing walls of unprotected construction,
provided the units are separated from each other
and from corridot·s by construction havit'lg a
firecresistance rating of not less than
one hour. Openings to such corridors shall
be equipped with doors conforming t~
Section 3304 (h) or other equivalent protec~
tion.
Every apartment house three stories or D\Ore in hetght
or containing more than fifteen apartments~ and every
hotel three stories or mor~ in height or oontai_ning
twenty or more guest rooms, shall have an approved
fire &larm syat•m as speeifie4 in the fire cod,,
Fol: G-roup R Occupancies with e. G-roup F., Diviaion
1 parking 3arase in the basement Q~ first floor, a~$
Section llQ2(a).
For attic apace partitions and dr•f~ Mtop• •e~
Section 3205. n . -·
SECTION 10. S•ction 16.04.150 ie APD2P to th~ Palo Alto
Municipal Code to read:
" 16.04.150 Subsection (c) ia added to Section 1310
of the untform building code to re•d:
(c) Combustion ~etectors, Where ~xitihg f~om
apartments above the ground floo~ ii through
interior·corridors or hallways more than twenty
feet in length,· products·· of combustion detectors
ahall be. installed in these corridO.t:B or hallwaya,11
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SECTION 11. Section 16.04.160 of the Palo Alto Municipal
Code is amendedDy renumbering. Section "1413" to re~d "1414".
SECTION 12. Section 16.04.170 of the Palo Alto Municipal
Code is amended ··by renumbering only. Where the number •• 1414"
appears it is renumbered to read "1415 11 and where reference is
tQade to Section 11 1413 11 , it is renumbered to read "1414".
SECTION 13. Section 16.04.190 of the Palo Alto Municipal
Code is amended to read:
"16.04.190 Section 1602(b) of the uniform building code
is amended to read:
EXCEPTION: Existing type V residential buildings in
fire zone one may be rehabilitated. repaired or main
tained in compliance with housing.code requirements.u
SECTION·14. Sections· 16.04.200 and 16.04.210 are hereby
DELETED from the Palo Alto Hunicipal Code.
SECTION 15. Section 16.04.240 is ADDED to the Palo Alto
Municipal Code to read:
" 16.04.240 Subsection (a) Scope is amended and Sub-
sect~.on (b) Compartmentation is deleted from Section 1807
of the m1iform building code. Subsection (a) is amended
to read as follows:
(a) Scope. These requirements apply to buildings
housing Group F ~ Division 2 Occupanc.ies used
primarily as offices and to Group H. Occupancies.
Such buildings having floors used for human
occupancy located more than fiity feet
above the lowest level of Fire Department vehicle
access shall conform to the r•~quirements of this
Section in addition to ot:her applicable require
ments of this Code.11
SECTION 16. Section 16.04.263 is ADDED to the Palo Alto
Municipal Code to 'read: ·
11 16.04.263 Subsection (d) is added to Section 3205 of the
uniform building code·to read:
(d) Attic ventilation for wood frame structures.
' ·. \*lenever possible. ventilators inst,alled · .
for the purpose of attic ventilation for all wood
frame structures with hip, gable or flat roofs,
·shall not be placed or located di~Pctly over
unprotected openings.u
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SECTION 17. Section 16.04.265 is added to the Palo Alto
Municipal Code-.to read:
'' 16.04.265 Section 3209 is added to the uniform
building code to read:
Section 3209 Re-roof Retuirements. All re-roofing
shall conform to the applicab e provlsfons of this
chapter, unless equivalency and exceptions are made by
the building official in accordance with Sections 106
and 107.
1. Roofing materials and methods of application.
Roofing materials and methods of application shall
comply with Uniform Building Code Standards -for Volume
I, or shall follow the manufacturers~ installation
requirements when approved by the building official.
2. Permit required. A separate re-roofing permit
must be obtained from the building official prior
to commencement of the work. The roofing contractor
shall call for an inspection prior-to the commence
ment of the work to ascertain compliance with this
·code.
3. The following re-roofing provisions shall pre
vail on built"UP roofing:
A. A complete tear-off shall be required of
built-up roofing.
EXCEPTION~ Upon ·r: :aques t of the con tractor$
the building official may waive the
requirement when inspection reveals that;
(1) The structural design is sufficient
to sustain the weight of an additional
roof.
(2) There is no more than one existing
roof on the structure;
(3) The existing roof is securely attached
to the deck;
(4) The roof deck is not rotted and is
structurally sound;
(5) Existing insulation is not water
soaked.
B~ When the above conditions have been mets
the re-roofing shall he accomplished as follows~
(1) Gravel surfaced:
(a) The roof shall be cleaned of
all-loose gravel and debris. All
blisters shall be cut and made smooth.
There shall be applied in 40 pounds
per square of hot bitumen a one~half
inch insulation board~ over which a
new roof complying with Section 3203
shall be installed; or
(b) · All existing gravel shall be
removed to provide a smooth surface.
All blisters shall be cut and c.emented or· nailed smooth. A base sheet as
defined i.n the code shall be nailed
in place. The base sheet shall not
be map~ed to the old roofing.
(c) ~ new roof~onforming to Section
3203 shall be applied.
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(2) Smooth or Cap-Sheet Surfaced: .
All blisters and curled ed"ges '"§hall
be cut and cemented or nailed smooth.
A base sheet shall be nailed to the
existing roof and a new roof conform
ing to Section 3203 shall be applied.
Non-nailable decks shall he treated
a.s in the EXCEPTIOlL.
4. In all cases all vent flashings, metal edgings,
drain outlets, metal counter-flashing and collars shall
be removed and cleaned. Rusted metal shall be re
placed. Metal shall be primed with cut-back primer
prior to installation. Collars and flanges shall be
flashed as per the roofing manufacturer 1 s instructions.
5. All concrete and masonry wall shall be completely
cleaned and primed to receive new flashing. All
vertical walls, other than concrete or masonry',
shall have the surface finish material removed to
a height of approximately 6" above the deck to
receive new roofing and flashin~. Surface finish
material shall be replaced to match original constructi·on.
6. All rotted wood walls shall be replaced with new
materials.
7. Where space permits, cant strips shall be·
installed at all angles. All angles shall be
flashed with at least two more layers than in the
new roof with an exposed finish layer or asbestos
felt or mineral surface~ cap-sheet.
8. An approved fire·extinguisher, minimum of 8 B.C.
capacity~ shall be located on the roof and beside the
kettle when in use.
9. The following re-roofing provisions shall apply
to wood shingles, wood shakes and asphalt composition
shingles: .
A. One overlay of composition shi.ngles (with
an underlay)3 over an existing composition
shingle roof.
B. · One overlay of composition shingle roof
qver a wood shingle roof with one layer of
15 poun~ non-per~o~~ted felt as underlarment.
NOTE: an· badly weathered wood shingles
one layer of 30 pound felt shall be
applied as an underlayment,
10. One overlay of wood shakes over an existing com
yosition shingle or wood shingle roof (with one layer
of 18 inch, 30 pound felt interlaced between each
layer of shakes). All overhangs and gable ends shall
be cut back to receive a 1 x 4 placed flush with
existing overhand boards. This provision applies to
~hake. _overla~ of wood shingles.
11. No overlay of wood shingles may be applied'
over existing wood shingles.
\ 12. No roof shall b~ applied over an existing
shake roof.
13. Rusted or damaged flashing. vent caps and
metal edgings shall be replaced with new materials
as necessary. "
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SECTION 18. Section 16.04.270 of the Palo Alto Municipal
Code fs amended to read:
" 16.04.270 Section 330l(d) of the uniform building
code is amended by adding a paragraph at the. end of
that subsection to read:
The occupancy load permi.tted in a building or portion
thereof may be decreased when unusual configuration
of floor space and/or arrangement~ location and size
of equipment or furniture tend to create unsafe
conditions."
SECTION 19. Section 16.04.295 is ADDED to the Palo Alto
Municipal Code to read:
,. 16. 04. 295 Subsection (d) of Section 3316·-6f the
uniform builditfg code is ~a~ended to 'read:
(d) Panic Hardware. An exit door from a Group B
occupancy having an occupant load of more than fifty
shall not be provided with a latch or lock unless it
is panic hardware,"
SECTION 20. Section 16.04.280 of the Palo Alto Municipal
Code is DELETED.
SECTION 21. Section 16.04.300 o£ .the Palo Alto Municipal
Code is amended ·to read:
S.ubsectioti (d) of Section 3801 of the uniform building
code is amended to ~ead: 11 (d) Standards. F~re extinguishing systems shall
comply with 1972 edition of NFPA pamphlets 13 and 12,1
and appendices.11
SECTION 22, Section 16.04.310 of the Palo Alto Municipal
Code is amended to read:
" 16.04.310 Section 3802(b) (8) and (9) amended and
(12), (13) and (14) added. Subsections (b) (8) and (9)
are amended and (12)~ (13) ~nd_ (14) are added to
Section 3802 of the uniform building code to read~
(b) 8. J:n all Grol.!p F and group E ~ Divis ion 4,
occupancies where the floor area exceeds
10,000 square feet on any floor or 20,000
square feet on all floorst the provisions
of this section shall apply regardless of
area or occupancy separations; however. the
area and height increase specified in ·.
Sections 506 (c) .and 507 may be permitted.
9. ~rn ""5undings. housing· A, B or C occupancies·
over 10,000 square feet in area or above the
ground floor regardless of type of construction;
the pr?Visions of this section bhall apply
regar9less·of area or occupancy separations;
however~ the ~rea and height increases speci
fied in sections 506 (c) and 507 may be
permitted.
12. In all rooms or above outside areas
adjacent to buildings or underneath a roof
averh~ used for the storage of combustible
wast·e fnaterial in connection with Group A,
B, C, D, E, F, G or H occupancies$ such
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sprinklers may be connected to domestic
water supply provided the piping is of
approved materials and not less than one
inch in diameter and sufficient coverage of
the area is provided and an approved access
ible shutoff is provided f0r each room or area.
13. In buildings housing H occupancies,
if the building is more than two stories in
height and 15:000 square feet in ar~a regard-
.less of type of construction or of Type III,
I~r V construction and more than three stories
in height regardless of area. The provisions
of this section shall apply regardless of area
or occupancy separations. However~ the area or
height increases specified in sections 506 (c)
507 may be permitted.
14. In any building or group of buildings where,
in the judgment of the fire chief, such building
or group oi-bu~ldtngs-due to size~ height, type
of constructioni location on property. contents
or occupancy classification, would exceed or
severely tax the capabilities of the local fire
department to perform a reasonable level of
rescue and fire suppression operations. Such
~1ildings shall include but are not necessarily
limited to:
All buildings more than five stori~s or fifty
"'reet--'',_h. height;
Buildings where limited access for fire apparatus
does no~ permit mobile unit operation of ladder
·companies to within fifteen feet of openings in
stories as required in Section 504a as amended
and Section 3802 (b) 1 as amended.
Exception: I occupancies
Buildings where limited access for fire apparatus
does not permit mobile unit operations of pump
and hose companies to reach all sides of the
building without handlaying more than one hundred
fifty feet of fire hose from a maxim~® of three
mobile pumping units. (See Section 13.301 UFC)
Buildings or any part of which is more than one
hundred fifty feet from an adequate ava>ilable
water supply." ·
SECTION 23. Section 16.04.315 of the Palo Alto Municipal
Code is hereby DELETED.
f!CTION 24. Section 16,04.320 of the Palo Alto Municipal
Code s hereby amended to read: -,
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"16.04~320 Section 3804 {d) 2. ~uded ~ Size Bf
standpipes~ .. Subsection (d)"2. of Section 3804 of
the utdfotw-=bui,lding.-eode-:·ti,a~;.-~ as follQ"\'lS ~
The size for standpipes shall be not less thani
four inches for buildings not more than six
stories or seventy-five feet in height and six
inches for buildings exceeding six stories or
seventy-five feet in height.11
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SECTION 25. Section 16. 04 .. 380 of the Palo Alto Municipal
Code rs amgnded as to Section 6103 only which is to read:
"Section 6103 Permit, Permit for erection shall be
obtained from the building official who shall charge
therefor a fee as set forth in Table 3-A. Erection
of the alrdome shall be limited for a period not to
exceed six months. The building official may renew
such permit for an additional si~ month period if ·
he finds that no hazardous conditions exist and that
the erection of the airdome will not adversely effect
or be a detriment to surrounding properties."
SECTION-:26. . Section 16.04.400 of the Palo Alto Municipal
Code Is amended to read:
"16.04.400 Section 203 of the uniform mechanical code
deleted. Section 203 of the uniform mechanieal code
is hereby deleted."
SECTION 27., Section 16.04.410 of the Palo Alto Municipal
Code IS hereby-amended by amending the first sentence of the
section to read:
"16.04.410 Section 304 of the uniform mechanical code
amended. Section 304 of the uniform mechanica! code,
is amenaed to read: "
SECTION 28. Section 16.04.420 of the Palo Alto Municipal
Code is amendea to read:
"16.04.420 Uniform housint code adopted -Short Title~
The uniform Housing Code,973 Editionp first printing,
promulgated by the International Conference of Building
Officials, 5360 South Workman Mill Road~ whittier,
California, 90601, which provides minimum requirements
for the protection of life, limb, health 1 property,
safety, and welfare of the gener~l public and the
owners and occupants of residential buildings is
hereby adopted and by reference made a part of this
code with the same force and effect as though set
out herein in full. Three copies of said uniform
housing code ar.e on file and open to public inspection
in the office of the citv clerk." -. ,
SECTION -29. Section 16.04 .. 430 of the Palo Alto Municipal
is hereby amenaed to read:
"16. 04.430 . --~~~~~~~--~~~-T--~--_.~~-deleted. eczt~on
is hereby deleted."
SECTION 30. Secti,:>n 16.04.440 of the Palo Alto Municipal
Code is amen<feo to read\
"16.04.440 Ch~pters 11 through 16. inclusivei of
the uniform &Ousinf coae deleted. Chapters 1
through 16, inclus ve, of the uniform housing code
are hereby .. dele ted. "
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SECTION 31. The City Council hereby finds that the
changes made to the 1973 uniform building code, mechanical code
and housing code are necessary to conform the code to local practices
and procedures; to-provide for current administrative enforcement
practices; to continue amendments to previous editions of these
codes for which no findirigs need be made; to provide for matters
not covered in whole or in part in the uniform building, mechanical
and housing codes and to protect the public health, safety and
welfare.
SECTION 32. The Council finds that the changes to the
Palo Alto Mun{cipal Code ~et forth herein have no substantial
environmental impact.
SECTION 33. This ordinance shall become effective upon
the expiration o·f thirty days from its pas sage.
INTRODUCED: August 5, 1974
PASSED: August 26, 1974
AYES: Berwald, Clay, Comstock, Henderson, Norton, Pearson, Rosenbaum, Sher
NOES: None
ABSENT: Beahrs
APPROVED:
APPROVED AS TO FORM: ~~~~-,1
:-f(:-" K.:_)~ l/ ·, ·." / __ • ·=-~ \
YlMiQager .
APPROVED:
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